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-rw-r--r--Documentation/arm/sti/stih418-overview.txt20
-rw-r--r--Documentation/arm/sunxi/README1
-rw-r--r--Documentation/devicetree/bindings/arm/atmel-at91.txt17
-rw-r--r--Documentation/devicetree/bindings/arm/fsl.txt12
-rw-r--r--Documentation/devicetree/bindings/arm/rockchip/pmu-sram.txt16
-rw-r--r--Documentation/devicetree/bindings/arm/sti.txt4
-rw-r--r--Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-pmc.txt26
-rw-r--r--MAINTAINERS3
-rw-r--r--arch/arm/Kconfig4
-rw-r--r--arch/arm/Kconfig.debug114
-rw-r--r--arch/arm/boot/dts/at91rm9200.dtsi12
-rw-r--r--arch/arm/boot/dts/at91rm9200ek.dts4
-rw-r--r--arch/arm/boot/dts/at91sam9260.dtsi5
-rw-r--r--arch/arm/boot/dts/at91sam9261.dtsi5
-rw-r--r--arch/arm/boot/dts/at91sam9263.dtsi12
-rw-r--r--arch/arm/boot/dts/at91sam9g20.dtsi9
-rw-r--r--arch/arm/boot/dts/at91sam9g45.dtsi7
-rw-r--r--arch/arm/boot/dts/at91sam9n12.dtsi12
-rw-r--r--arch/arm/boot/dts/at91sam9rl.dtsi5
-rw-r--r--arch/arm/boot/dts/at91sam9x5.dtsi5
-rw-r--r--arch/arm/boot/dts/at91sam9xe.dtsi60
-rw-r--r--arch/arm/boot/dts/ethernut5.dts2
-rw-r--r--arch/arm/boot/dts/sama5d3.dtsi34
-rw-r--r--arch/arm/boot/dts/sama5d3xcm.dtsi1
-rw-r--r--arch/arm/boot/dts/sama5d3xmb.dtsi40
-rw-r--r--arch/arm/boot/dts/sama5d4.dtsi10
-rw-r--r--arch/arm/boot/dts/tegra124-jetson-tk1.dts7
-rw-r--r--arch/arm/configs/at91_dt_defconfig10
-rw-r--r--arch/arm/include/debug/digicolor.S35
-rw-r--r--arch/arm/include/debug/msm.S6
-rw-r--r--arch/arm/include/debug/sirf.S30
-rw-r--r--arch/arm/mach-at91/Kconfig112
-rw-r--r--arch/arm/mach-at91/Makefile18
-rw-r--r--arch/arm/mach-at91/at91rm9200.c66
-rw-r--r--arch/arm/mach-at91/at91sam9.c87
-rw-r--r--arch/arm/mach-at91/at91sam9260.c59
-rw-r--r--arch/arm/mach-at91/at91sam9261.c40
-rw-r--r--arch/arm/mach-at91/at91sam9263.c37
-rw-r--r--arch/arm/mach-at91/at91sam9g45.c36
-rw-r--r--arch/arm/mach-at91/at91sam9n12.c26
-rw-r--r--arch/arm/mach-at91/at91sam9rl.c49
-rw-r--r--arch/arm/mach-at91/at91sam9x5.c26
-rw-r--r--arch/arm/mach-at91/board-dt-rm9200.c43
-rw-r--r--arch/arm/mach-at91/board-dt-sam9.c36
-rw-r--r--arch/arm/mach-at91/generic.h20
-rw-r--r--arch/arm/mach-at91/include/mach/cpu.h52
-rw-r--r--arch/arm/mach-at91/include/mach/system_rev.h27
-rw-r--r--arch/arm/mach-at91/pm.c160
-rw-r--r--arch/arm/mach-at91/pm_slowclock.S9
-rw-r--r--arch/arm/mach-at91/sama5.c (renamed from arch/arm/mach-at91/board-dt-sama5.c)46
-rw-r--r--arch/arm/mach-at91/sama5d3.c35
-rw-r--r--arch/arm/mach-at91/sama5d4.c64
-rw-r--r--arch/arm/mach-at91/setup.c97
-rw-r--r--arch/arm/mach-at91/soc.h77
-rw-r--r--arch/arm/mach-bcm/platsmp-brcmstb.c85
-rw-r--r--arch/arm/mach-digicolor/Kconfig7
-rw-r--r--arch/arm/mach-digicolor/Makefile1
-rw-r--r--arch/arm/mach-digicolor/digicolor.c18
-rw-r--r--arch/arm/mach-exynos/exynos.c1
-rw-r--r--arch/arm/mach-exynos/regs-pmu.h3
-rw-r--r--arch/arm/mach-exynos/suspend.c77
-rw-r--r--arch/arm/mach-hisi/Kconfig8
-rw-r--r--arch/arm/mach-hisi/core.h5
-rw-r--r--arch/arm/mach-hisi/headsmp.S2
-rw-r--r--arch/arm/mach-hisi/hisilicon.c10
-rw-r--r--arch/arm/mach-hisi/hotplug.c31
-rw-r--r--arch/arm/mach-hisi/platsmp.c56
-rw-r--r--arch/arm/mach-imx/Makefile3
-rw-r--r--arch/arm/mach-imx/clk-gate2.c23
-rw-r--r--arch/arm/mach-imx/clk-imx6q.c2
-rw-r--r--arch/arm/mach-imx/clk-pllv3.c10
-rw-r--r--arch/arm/mach-imx/clk-vf610.c8
-rw-r--r--arch/arm/mach-imx/clk.h1
-rw-r--r--arch/arm/mach-imx/common.h4
-rw-r--r--arch/arm/mach-imx/cpuidle-imx6sx.c105
-rw-r--r--arch/arm/mach-imx/cpuidle.h5
-rw-r--r--arch/arm/mach-imx/gpc.c25
-rw-r--r--arch/arm/mach-imx/mach-imx6q.c2
-rw-r--r--arch/arm/mach-imx/mach-imx6sx.c2
-rw-r--r--arch/arm/mach-imx/mach-vf610.c5
-rw-r--r--arch/arm/mach-imx/pm-imx6.c7
-rw-r--r--arch/arm/mach-mediatek/Kconfig22
-rw-r--r--arch/arm/mach-mvebu/coherency.c58
-rw-r--r--arch/arm/mach-mvebu/mvebu-soc-id.h18
-rw-r--r--arch/arm/mach-omap2/Makefile4
-rw-r--r--arch/arm/mach-omap2/board-generic.c36
-rw-r--r--arch/arm/mach-omap2/clockdomain.h1
-rw-r--r--arch/arm/mach-omap2/clockdomains81xx_data.c194
-rw-r--r--arch/arm/mach-omap2/cm81xx.h61
-rw-r--r--arch/arm/mach-omap2/io.c82
-rw-r--r--arch/arm/mach-omap2/omap_hwmod.c2
-rw-r--r--arch/arm/mach-omap2/omap_hwmod.h1
-rw-r--r--arch/arm/mach-omap2/omap_hwmod_81xx_data.c1136
-rw-r--r--arch/arm/mach-prima2/Kconfig22
-rw-r--r--arch/arm/mach-prima2/Makefile1
-rw-r--r--arch/arm/mach-prima2/common.c22
-rw-r--r--arch/arm/mach-prima2/lluart.c35
-rw-r--r--arch/arm/mach-prima2/platsmp.c52
-rw-r--r--arch/arm/mach-prima2/rstc.c41
-rw-r--r--arch/arm/mach-prima2/rtciobrg.c1
-rw-r--r--arch/arm/mach-qcom/Kconfig3
-rw-r--r--arch/arm/mach-qcom/scm-boot.c10
-rw-r--r--arch/arm/mach-qcom/scm-boot.h4
-rw-r--r--arch/arm/mach-qcom/scm.c85
-rw-r--r--arch/arm/mach-rockchip/Makefile1
-rw-r--r--arch/arm/mach-rockchip/pm.c260
-rw-r--r--arch/arm/mach-rockchip/pm.h99
-rw-r--r--arch/arm/mach-rockchip/rockchip.c4
-rw-r--r--arch/arm/mach-rockchip/sleep.S73
-rw-r--r--arch/arm/mach-shmobile/Kconfig8
-rw-r--r--arch/arm/mach-shmobile/clock-sh73a0.c10
-rw-r--r--arch/arm/mach-shmobile/pm-r8a7740.c14
-rw-r--r--arch/arm/mach-shmobile/pm-rmobile.c314
-rw-r--r--arch/arm/mach-shmobile/pm-rmobile.h3
-rw-r--r--arch/arm/mach-shmobile/pm-sh7372.c11
-rw-r--r--arch/arm/mach-shmobile/setup-rcar-gen2.c4
-rw-r--r--arch/arm/mach-shmobile/smp-r8a7779.c2
-rw-r--r--arch/arm/mach-sti/board-dt.c1
-rw-r--r--arch/arm/mach-sunxi/platsmp.c2
-rw-r--r--arch/arm/mach-sunxi/sunxi.c11
-rw-r--r--arch/arm/mach-tegra/Kconfig4
-rw-r--r--arch/arm/mach-zynq/Kconfig2
-rw-r--r--arch/arm/mach-zynq/common.c2
-rw-r--r--arch/arm/mach-zynq/pm.c2
-rw-r--r--arch/arm/mach-zynq/slcr.c35
-rw-r--r--arch/arm/plat-samsung/cpu.c4
-rw-r--r--drivers/bus/mvebu-mbus.c286
-rw-r--r--drivers/clk/at91/pmc.c9
-rw-r--r--drivers/clk/sunxi/clk-sunxi.c1
-rw-r--r--drivers/clocksource/Kconfig3
-rw-r--r--drivers/clocksource/Makefile2
-rw-r--r--drivers/soc/tegra/fuse/fuse-tegra.c1
-rw-r--r--drivers/soc/tegra/fuse/fuse-tegra30.c9
-rw-r--r--drivers/soc/tegra/pmc.c124
-rw-r--r--include/dt-bindings/clock/vf610-clock.h3
-rw-r--r--include/soc/tegra/fuse.h1
-rw-r--r--include/soc/tegra/pm.h2
137 files changed, 4076 insertions, 1378 deletions
diff --git a/Documentation/arm/sti/stih418-overview.txt b/Documentation/arm/sti/stih418-overview.txt
new file mode 100644
index 0000000..1cd8fc8
--- /dev/null
+++ b/Documentation/arm/sti/stih418-overview.txt
@@ -0,0 +1,20 @@
+ STiH418 Overview
+ ================
+
+Introduction
+------------
+
+ The STiH418 is the new generation of SoC for UHDp60 set-top boxes
+ and server/connected client application for satellite, cable, terrestrial
+ and IP-STB markets.
+
+ Features
+ - ARM Cortex-A9 1.5 GHz quad core CPU (28nm)
+ - SATA2, USB 3.0, PCIe, Gbit Ethernet
+ - HEVC L5.1 Main 10
+ - VP9
+
+ Document Author
+ ---------------
+
+ Maxime Coquelin <maxime.coquelin@st.com>, (c) 2015 ST Microelectronics
diff --git a/Documentation/arm/sunxi/README b/Documentation/arm/sunxi/README
index e68d163..1fe2d7f 100644
--- a/Documentation/arm/sunxi/README
+++ b/Documentation/arm/sunxi/README
@@ -50,7 +50,6 @@ SunXi family
http://dl.linux-sunxi.org/A31/A3x_release_document/A31/IC/A31%20user%20manual%20V1.1%2020130630.pdf
- Allwinner A31s (sun6i)
- + Not Supported
+ Datasheet
http://dl.linux-sunxi.org/A31/A3x_release_document/A31s/IC/A31s%20datasheet%20V1.3%2020131106.pdf
+ User Manual
diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.txt b/Documentation/devicetree/bindings/arm/atmel-at91.txt
index 562cda9..ad319f8 100644
--- a/Documentation/devicetree/bindings/arm/atmel-at91.txt
+++ b/Documentation/devicetree/bindings/arm/atmel-at91.txt
@@ -24,6 +24,7 @@ compatible: must be one of:
o "atmel,at91sam9g45"
o "atmel,at91sam9n12"
o "atmel,at91sam9rl"
+ o "atmel,at91sam9xe"
* "atmel,sama5" for SoCs using a Cortex-A5, shall be extended with the specific
SoC family:
o "atmel,sama5d3" shall be extended with the specific SoC compatible:
@@ -136,3 +137,19 @@ Example:
compatible = "atmel,at91sam9260-rstc";
reg = <0xfffffd00 0x10>;
};
+
+Special Function Registers (SFR)
+
+Special Function Registers (SFR) manage specific aspects of the integrated
+memory, bridge implementations, processor and other functionality not controlled
+elsewhere.
+
+required properties:
+- compatible: Should be "atmel,<chip>-sfr", "syscon".
+ <chip> can be "sama5d3" or "sama5d4".
+- reg: Should contain registers location and length
+
+ sfr@f0038000 {
+ compatible = "atmel,sama5d3-sfr", "syscon";
+ reg = <0xf0038000 0x60>;
+ };
diff --git a/Documentation/devicetree/bindings/arm/fsl.txt b/Documentation/devicetree/bindings/arm/fsl.txt
index 4e8b7df..c830b5b 100644
--- a/Documentation/devicetree/bindings/arm/fsl.txt
+++ b/Documentation/devicetree/bindings/arm/fsl.txt
@@ -75,6 +75,18 @@ i.MX6q generic board
Required root node properties:
- compatible = "fsl,imx6q";
+Freescale Vybrid Platform Device Tree Bindings
+----------------------------------------------
+
+For the Vybrid SoC familiy all variants with DDR controller are supported,
+which is the VF5xx and VF6xx series. Out of historical reasons, in most
+places the kernel uses vf610 to refer to the whole familiy.
+
+Required root node compatible property (one of them):
+ - compatible = "fsl,vf500";
+ - compatible = "fsl,vf510";
+ - compatible = "fsl,vf600";
+ - compatible = "fsl,vf610";
Freescale LS1021A Platform Device Tree Bindings
------------------------------------------------
diff --git a/Documentation/devicetree/bindings/arm/rockchip/pmu-sram.txt b/Documentation/devicetree/bindings/arm/rockchip/pmu-sram.txt
new file mode 100644
index 0000000..6b42fda
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/rockchip/pmu-sram.txt
@@ -0,0 +1,16 @@
+Rockchip SRAM for pmu:
+------------------------------
+
+The sram of pmu is used to store the function of resume from maskrom(the 1st
+level loader). This is a common use of the "pmu-sram" because it keeps power
+even in low power states in the system.
+
+Required node properties:
+- compatible : should be "rockchip,rk3288-pmu-sram"
+- reg : physical base address and the size of the registers window
+
+Example:
+ sram@ff720000 {
+ compatible = "rockchip,rk3288-pmu-sram", "mmio-sram";
+ reg = <0xff720000 0x1000>;
+ };
diff --git a/Documentation/devicetree/bindings/arm/sti.txt b/Documentation/devicetree/bindings/arm/sti.txt
index 92f16c7..d70ec35 100644
--- a/Documentation/devicetree/bindings/arm/sti.txt
+++ b/Documentation/devicetree/bindings/arm/sti.txt
@@ -13,3 +13,7 @@ Boards with the ST STiH407 SoC shall have the following properties:
Required root node property:
compatible = "st,stih407";
+Boards with the ST STiH418 SoC shall have the following properties:
+Required root node property:
+compatible = "st,stih418";
+
diff --git a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-pmc.txt b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-pmc.txt
index dd75b97..02c2700 100644
--- a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-pmc.txt
+++ b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-pmc.txt
@@ -51,6 +51,23 @@ Required properties when nvidia,suspend-mode=<0>:
sleep mode, the warm boot code will restore some PLLs, clocks and then
bring up CPU0 for resuming the system.
+Hardware-triggered thermal reset:
+On Tegra30, Tegra114 and Tegra124, if the 'i2c-thermtrip' subnode exists,
+hardware-triggered thermal reset will be enabled.
+
+Required properties for hardware-triggered thermal reset (inside 'i2c-thermtrip'):
+- nvidia,i2c-controller-id : ID of I2C controller to send poweroff command to. Valid values are
+ described in section 9.2.148 "APBDEV_PMC_SCRATCH53_0" of the
+ Tegra K1 Technical Reference Manual.
+- nvidia,bus-addr : Bus address of the PMU on the I2C bus
+- nvidia,reg-addr : I2C register address to write poweroff command to
+- nvidia,reg-data : Poweroff command to write to PMU
+
+Optional properties for hardware-triggered thermal reset (inside 'i2c-thermtrip'):
+- nvidia,pinmux-id : Pinmux used by the hardware when issuing poweroff command.
+ Defaults to 0. Valid values are described in section 12.5.2
+ "Pinmux Support" of the Tegra4 Technical Reference Manual.
+
Example:
/ SoC dts including file
@@ -73,6 +90,15 @@ pmc@7000f400 {
/ Tegra board dts file
{
...
+ pmc@7000f400 {
+ i2c-thermtrip {
+ nvidia,i2c-controller-id = <4>;
+ nvidia,bus-addr = <0x40>;
+ nvidia,reg-addr = <0x36>;
+ nvidia,reg-data = <0x2>;
+ };
+ };
+ ...
clocks {
compatible = "simple-bus";
#address-cells = <1>;
diff --git a/MAINTAINERS b/MAINTAINERS
index bfe8528..85024e2 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1310,10 +1310,13 @@ S: Maintained
ARM/QUALCOMM SUPPORT
M: Kumar Gala <galak@codeaurora.org>
+M: Andy Gross <agross@codeaurora.org>
M: David Brown <davidb@codeaurora.org>
L: linux-arm-msm@vger.kernel.org
+L: linux-soc@vger.kernel.org
S: Maintained
F: arch/arm/mach-qcom/
+F: drivers/soc/qcom/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/galak/linux-qcom.git
ARM/RADISYS ENP2611 MACHINE SUPPORT
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 0850fc0..9f1f09a 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -860,6 +860,8 @@ source "arch/arm/mach-cns3xxx/Kconfig"
source "arch/arm/mach-davinci/Kconfig"
+source "arch/arm/mach-digicolor/Kconfig"
+
source "arch/arm/mach-dove/Kconfig"
source "arch/arm/mach-ep93xx/Kconfig"
@@ -1493,7 +1495,7 @@ config ARM_PSCI
# selected platforms.
config ARCH_NR_GPIO
int
- default 1024 if ARCH_SHMOBILE || ARCH_TEGRA
+ default 1024 if ARCH_SHMOBILE || ARCH_TEGRA || ARCH_ZYNQ
default 512 if ARCH_EXYNOS || ARCH_KEYSTONE || SOC_OMAP5 || \
SOC_DRA7XX || ARCH_S3C24XX || ARCH_S3C64XX || ARCH_S5PV210
default 416 if ARCH_SUNXI
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 8fecefe..970de75 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -117,17 +117,20 @@ choice
config AT91_DEBUG_LL_DBGU0
bool "Kernel low-level debugging on rm9200, 9260/9g20, 9261/9g10, 9rl, 9x5, 9n12"
select DEBUG_AT91_UART
- depends on HAVE_AT91_DBGU0
+ depends on ARCH_AT91
+ depends on SOC_AT91RM9200 || SOC_AT91SAM9
config AT91_DEBUG_LL_DBGU1
bool "Kernel low-level debugging on 9263, 9g45 and sama5d3"
select DEBUG_AT91_UART
- depends on HAVE_AT91_DBGU1
+ depends on ARCH_AT91
+ depends on SOC_AT91SAM9 || SOC_SAMA5
config AT91_DEBUG_LL_DBGU2
bool "Kernel low-level debugging on sama5d4"
select DEBUG_AT91_UART
- depends on HAVE_AT91_DBGU2
+ depends on ARCH_AT91
+ depends on SOC_SAMA5
config DEBUG_BCM2835
bool "Kernel low-level debugging on BCM2835 PL011 UART"
@@ -244,6 +247,13 @@ choice
Say Y here if you want the debug print routines to direct
their output to the serial port in the DC21285 (Footbridge).
+ config DEBUG_DIGICOLOR_UA0
+ bool "Kernel low-level debugging messages via Digicolor UA0"
+ depends on ARCH_DIGICOLOR
+ help
+ Say Y here if you want the debug print routines to direct
+ their output to the UA0 serial port in the CX92755.
+
config DEBUG_FOOTBRIDGE_COM1
bool "Kernel low-level debugging messages via footbridge 8250 at PCI COM1"
depends on FOOTBRIDGE
@@ -275,6 +285,14 @@ choice
Say Y here if you want the debug print routines to direct
their output to the UART on Highbank based devices.
+ config DEBUG_HIP01_UART
+ bool "Hisilicon Hip01 Debug UART"
+ depends on ARCH_HIP01
+ select DEBUG_UART_8250
+ help
+ Say Y here if you want kernel low-level debugging support
+ on HIP01 UART.
+
config DEBUG_HIP04_UART
bool "Hisilicon HiP04 Debug UART"
depends on ARCH_HIP04
@@ -437,7 +455,7 @@ choice
Say Y here if you want the debug print routines to direct
their output to the serial port on MSM devices.
- ARCH DEBUG_UART_PHYS DEBUG_UART_BASE #
+ ARCH DEBUG_UART_PHYS DEBUG_UART_VIRT #
MSM7X00A, QSD8X50 0xa9a00000 0xe1000000 UART1
MSM7X00A, QSD8X50 0xa9b00000 0xe1000000 UART2
MSM7X00A, QSD8X50 0xa9c00000 0xe1000000 UART3
@@ -456,7 +474,8 @@ choice
Say Y here if you want the debug print routines to direct
their output to the serial port on Qualcomm devices.
- ARCH DEBUG_UART_PHYS DEBUG_UART_BASE
+ ARCH DEBUG_UART_PHYS DEBUG_UART_VIRT
+ APQ8064 0x16640000 0xf0040000
APQ8084 0xf995e000 0xfa75e000
MSM8X60 0x19c40000 0xf0040000
MSM8960 0x16440000 0xf0040000
@@ -465,13 +484,13 @@ choice
Please adjust DEBUG_UART_PHYS and DEBUG_UART_BASE configuration
options based on your needs.
- config DEBUG_MVEBU_UART
- bool "Kernel low-level debugging messages via MVEBU UART (old bootloaders)"
+ config DEBUG_MVEBU_UART0
+ bool "Kernel low-level debugging messages via MVEBU UART0 (old bootloaders)"
depends on ARCH_MVEBU
select DEBUG_UART_8250
help
Say Y here if you want kernel low-level debugging support
- on MVEBU based platforms.
+ on MVEBU based platforms on UART0.
This option should be used with the old bootloaders
that left the internal registers mapped at
@@ -484,13 +503,28 @@ choice
when u-boot hands over to the kernel, the system
silently crashes, with no serial output at all.
- config DEBUG_MVEBU_UART_ALTERNATE
- bool "Kernel low-level debugging messages via MVEBU UART (new bootloaders)"
+ config DEBUG_MVEBU_UART0_ALTERNATE
+ bool "Kernel low-level debugging messages via MVEBU UART0 (new bootloaders)"
+ depends on ARCH_MVEBU
+ select DEBUG_UART_8250
+ help
+ Say Y here if you want kernel low-level debugging support
+ on MVEBU based platforms on UART0.
+
+ This option should be used with the new bootloaders
+ that remap the internal registers at 0xf1000000.
+
+ If the wrong DEBUG_MVEBU_UART* option is selected,
+ when u-boot hands over to the kernel, the system
+ silently crashes, with no serial output at all.
+
+ config DEBUG_MVEBU_UART1_ALTERNATE
+ bool "Kernel low-level debugging messages via MVEBU UART1 (new bootloaders)"
depends on ARCH_MVEBU
select DEBUG_UART_8250
help
Say Y here if you want kernel low-level debugging support
- on MVEBU based platforms.
+ on MVEBU based platforms on UART1.
This option should be used with the new bootloaders
that remap the internal registers at 0xf1000000.
@@ -981,16 +1015,28 @@ choice
config DEBUG_SIRFPRIMA2_UART1
bool "Kernel low-level debugging messages via SiRFprimaII UART1"
depends on ARCH_PRIMA2
+ select DEBUG_SIRFSOC_UART
help
Say Y here if you want the debug print routines to direct
their output to the uart1 port on SiRFprimaII devices.
- config DEBUG_SIRFMARCO_UART1
- bool "Kernel low-level debugging messages via SiRFmarco UART1"
- depends on ARCH_MARCO
+ config DEBUG_SIRFATLAS7_UART0
+ bool "Kernel low-level debugging messages via SiRFatlas7 UART0"
+ depends on ARCH_ATLAS7
+ select DEBUG_SIRFSOC_UART
help
Say Y here if you want the debug print routines to direct
- their output to the uart1 port on SiRFmarco devices.
+ their output to the uart0 port on SiRFATLAS7 devices.The uart0
+ is used on SiRFATLAS7 as a extra debug port.sometimes an extra
+ debug port can be very useful.
+
+ config DEBUG_SIRFATLAS7_UART1
+ bool "Kernel low-level debugging messages via SiRFatlas7 UART1"
+ depends on ARCH_ATLAS7
+ select DEBUG_SIRFSOC_UART
+ help
+ Say Y here if you want the debug print routines to direct
+ their output to the uart1 port on SiRFATLAS7 devices.
config STIH41X_DEBUG_ASC2
bool "Use StiH415/416 ASC2 UART for low-level debug"
@@ -1038,7 +1084,7 @@ choice
for Mediatek mt6589 based platforms on UART0.
config DEBUG_MT8127_UART0
- bool "Mediatek mt8127 UART0"
+ bool "Mediatek mt8127/mt6592 UART0"
depends on ARCH_MEDIATEK
select DEBUG_UART_8250
help
@@ -1165,6 +1211,10 @@ choice
endchoice
+config DEBUG_AT91_UART
+ bool
+ depends on ARCH_AT91
+
config DEBUG_EXYNOS_UART
bool
@@ -1217,12 +1267,15 @@ config DEBUG_STI_UART
bool
depends on ARCH_STI
+config DEBUG_SIRFSOC_UART
+ bool
+ depends on ARCH_SIRF
+
config DEBUG_LL_INCLUDE
string
default "debug/sa1100.S" if DEBUG_SA1100
default "debug/8250.S" if DEBUG_LL_UART_8250 || DEBUG_UART_8250
- default "debug/at91.S" if AT91_DEBUG_LL_DBGU0 || AT91_DEBUG_LL_DBGU1 || \
- AT91_DEBUG_LL_DBGU2
+ default "debug/at91.S" if DEBUG_AT91_UART
default "debug/asm9260.S" if DEBUG_ASM9260_UART
default "debug/clps711x.S" if DEBUG_CLPS711X_UART1 || DEBUG_CLPS711X_UART2
default "debug/meson.S" if DEBUG_MESON_UARTAO
@@ -1255,7 +1308,7 @@ config DEBUG_LL_INCLUDE
default "debug/renesas-scif.S" if DEBUG_RMOBILE_SCIFA4
default "debug/s3c24xx.S" if DEBUG_S3C24XX_UART
default "debug/s5pv210.S" if DEBUG_S5PV210_UART
- default "debug/sirf.S" if DEBUG_SIRFPRIMA2_UART1 || DEBUG_SIRFMARCO_UART1
+ default "debug/sirf.S" if DEBUG_SIRFSOC_UART
default "debug/sti.S" if DEBUG_STI_UART
default "debug/tegra.S" if DEBUG_TEGRA_UART
default "debug/ux500.S" if DEBUG_UX500_UART
@@ -1264,6 +1317,7 @@ config DEBUG_LL_INCLUDE
default "debug/vt8500.S" if DEBUG_VT8500_UART0
default "debug/zynq.S" if DEBUG_ZYNQ_UART0 || DEBUG_ZYNQ_UART1
default "debug/bcm63xx.S" if DEBUG_UART_BCM63XX
+ default "debug/digicolor.S" if DEBUG_DIGICOLOR_UA0
default "mach/debug-macro.S"
# Compatibility options for PL01x
@@ -1307,7 +1361,10 @@ config DEBUG_UART_PHYS
default 0x11009000 if DEBUG_MT8135_UART3
default 0x16000000 if ARCH_INTEGRATOR
default 0x18000300 if DEBUG_BCM_5301X
+ default 0x18010000 if DEBUG_SIRFATLAS7_UART0
+ default 0x18020000 if DEBUG_SIRFATLAS7_UART1
default 0x1c090000 if DEBUG_VEXPRESS_UART0_RS1
+ default 0x20001000 if DEBUG_HIP01_UART
default 0x20060000 if DEBUG_RK29_UART0
default 0x20064000 if DEBUG_RK29_UART1 || DEBUG_RK3X_UART2
default 0x20068000 if DEBUG_RK29_UART2 || DEBUG_RK3X_UART3
@@ -1332,12 +1389,13 @@ config DEBUG_UART_PHYS
default 0x808c0000 if ARCH_EP93XX
default 0x90020000 if DEBUG_NSPIRE_CLASSIC_UART || DEBUG_NSPIRE_CX_UART
default 0xa9a00000 if DEBUG_MSM_UART
+ default 0xb0060000 if DEBUG_SIRFPRIMA2_UART1
default 0xb0090000 if DEBUG_VEXPRESS_UART0_CRX
default 0xc0013000 if DEBUG_U300_UART
default 0xc8000000 if ARCH_IXP4XX && !CPU_BIG_ENDIAN
default 0xc8000003 if ARCH_IXP4XX && CPU_BIG_ENDIAN
default 0xd0000000 if ARCH_SPEAR3XX || ARCH_SPEAR6XX
- default 0xd0012000 if DEBUG_MVEBU_UART
+ default 0xd0012000 if DEBUG_MVEBU_UART0
default 0xc81004c0 if DEBUG_MESON_UARTAO
default 0xd4017000 if DEBUG_MMP_UART2
default 0xd4018000 if DEBUG_MMP_UART3
@@ -1351,7 +1409,8 @@ config DEBUG_UART_PHYS
default 0xe8008000 if DEBUG_R7S72100_SCIF2
default 0xf0000be0 if ARCH_EBSA110
default 0xf040ab00 if DEBUG_BRCMSTB_UART
- default 0xf1012000 if DEBUG_MVEBU_UART_ALTERNATE
+ default 0xf1012000 if DEBUG_MVEBU_UART0_ALTERNATE
+ default 0xf1012100 if DEBUG_MVEBU_UART1_ALTERNATE
default 0xf1012000 if ARCH_DOVE || ARCH_MV78XX0 || \
ARCH_ORION5X
default 0xf7fc9000 if DEBUG_BERLIN_UART
@@ -1380,7 +1439,8 @@ config DEBUG_UART_PHYS
DEBUG_RCAR_GEN2_SCIF0 || DEBUG_RCAR_GEN2_SCIF2 || \
DEBUG_RMOBILE_SCIFA0 || DEBUG_RMOBILE_SCIFA1 || \
DEBUG_RMOBILE_SCIFA4 || DEBUG_S3C24XX_UART || \
- DEBUG_UART_BCM63XX || DEBUG_ASM9260_UART
+ DEBUG_UART_BCM63XX || DEBUG_ASM9260_UART || \
+ DEBUG_SIRFSOC_UART || DEBUG_DIGICOLOR_UA0
config DEBUG_UART_VIRT
hex "Virtual base address of debug UART"
@@ -1438,8 +1498,12 @@ config DEBUG_UART_VIRT
default 0xfeb30c00 if DEBUG_KEYSTONE_UART0
default 0xfeb31000 if DEBUG_KEYSTONE_UART1
default 0xfec02000 if DEBUG_SOCFPGA_UART
- default 0xfec12000 if DEBUG_MVEBU_UART || DEBUG_MVEBU_UART_ALTERNATE
+ default 0xfec12000 if DEBUG_MVEBU_UART0 || DEBUG_MVEBU_UART0_ALTERNATE
+ default 0xfec12100 if DEBUG_MVEBU_UART1_ALTERNATE
+ default 0xfec10000 if DEBUG_SIRFATLAS7_UART0
default 0xfec20000 if DEBUG_DAVINCI_DMx_UART0
+ default 0xfec20000 if DEBUG_SIRFATLAS7_UART1
+ default 0xfec60000 if DEBUG_SIRFPRIMA2_UART1
default 0xfec90000 if DEBUG_RK32_UART2
default 0xfed0c000 if DEBUG_DAVINCI_DA8XX_UART1
default 0xfed0d000 if DEBUG_DAVINCI_DA8XX_UART2
@@ -1458,12 +1522,14 @@ config DEBUG_UART_VIRT
default 0xfefb9800 if DEBUG_OMAP1UART3 || DEBUG_OMAP7XXUART3
default 0xfefff700 if ARCH_IOP33X
default 0xff003000 if DEBUG_U300_UART
+ default 0xffd01000 if DEBUG_HIP01_UART
default DEBUG_UART_PHYS if !MMU
depends on DEBUG_LL_UART_8250 || DEBUG_LL_UART_PL01X || \
DEBUG_UART_8250 || DEBUG_UART_PL01X || DEBUG_MESON_UARTAO || \
DEBUG_MSM_UART || DEBUG_NETX_UART || \
DEBUG_QCOM_UARTDM || DEBUG_S3C24XX_UART || \
- DEBUG_UART_BCM63XX || DEBUG_ASM9260_UART
+ DEBUG_UART_BCM63XX || DEBUG_ASM9260_UART || \
+ DEBUG_SIRFSOC_UART || DEBUG_DIGICOLOR_UA0
config DEBUG_UART_8250_SHIFT
int "Register offset shift for the 8250 debug UART"
diff --git a/arch/arm/boot/dts/at91rm9200.dtsi b/arch/arm/boot/dts/at91rm9200.dtsi
index 6c97d4a..21c2b50 100644
--- a/arch/arm/boot/dts/at91rm9200.dtsi
+++ b/arch/arm/boot/dts/at91rm9200.dtsi
@@ -66,6 +66,11 @@
};
};
+ sram: sram@00200000 {
+ compatible = "mmio-sram";
+ reg = <0x00200000 0x4000>;
+ };
+
ahb {
compatible = "simple-bus";
#address-cells = <1>;
@@ -356,6 +361,13 @@
interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
};
+ rtc: rtc@fffffe00 {
+ compatible = "atmel,at91rm9200-rtc";
+ reg = <0xfffffe00 0x40>;
+ interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
+ status = "disabled";
+ };
+
tcb0: timer@fffa0000 {
compatible = "atmel,at91rm9200-tcb";
reg = <0xfffa0000 0x100>;
diff --git a/arch/arm/boot/dts/at91rm9200ek.dts b/arch/arm/boot/dts/at91rm9200ek.dts
index 43eb779..2a5d212 100644
--- a/arch/arm/boot/dts/at91rm9200ek.dts
+++ b/arch/arm/boot/dts/at91rm9200ek.dts
@@ -77,6 +77,10 @@
dbgu: serial@fffff200 {
status = "okay";
};
+
+ rtc: rtc@fffffe00 {
+ status = "okay";
+ };
};
usb0: ohci@00300000 {
diff --git a/arch/arm/boot/dts/at91sam9260.dtsi b/arch/arm/boot/dts/at91sam9260.dtsi
index dd1313c..fff0ee6 100644
--- a/arch/arm/boot/dts/at91sam9260.dtsi
+++ b/arch/arm/boot/dts/at91sam9260.dtsi
@@ -69,6 +69,11 @@
};
};
+ sram0: sram@002ff000 {
+ compatible = "mmio-sram";
+ reg = <0x002ff000 0x2000>;
+ };
+
ahb {
compatible = "simple-bus";
#address-cells = <1>;
diff --git a/arch/arm/boot/dts/at91sam9261.dtsi b/arch/arm/boot/dts/at91sam9261.dtsi
index cdb9ed6..e247b0b 100644
--- a/arch/arm/boot/dts/at91sam9261.dtsi
+++ b/arch/arm/boot/dts/at91sam9261.dtsi
@@ -60,6 +60,11 @@
};
};
+ sram: sram@00300000 {
+ compatible = "mmio-sram";
+ reg = <0x00300000 0x28000>;
+ };
+
ahb {
compatible = "simple-bus";
#address-cells = <1>;
diff --git a/arch/arm/boot/dts/at91sam9263.dtsi b/arch/arm/boot/dts/at91sam9263.dtsi
index e8c6c60..e087a93 100644
--- a/arch/arm/boot/dts/at91sam9263.dtsi
+++ b/arch/arm/boot/dts/at91sam9263.dtsi
@@ -62,6 +62,16 @@
};
};
+ sram0: sram@00300000 {
+ compatible = "mmio-sram";
+ reg = <0x00300000 0x14000>;
+ };
+
+ sram1: sram@00500000 {
+ compatible = "mmio-sram";
+ reg = <0x00300000 0x4000>;
+ };
+
ahb {
compatible = "simple-bus";
#address-cells = <1>;
@@ -294,7 +304,7 @@
reg = <17>;
};
- ac91_clk: ac97_clk {
+ ac97_clk: ac97_clk {
#clock-cells = <0>;
reg = <18>;
};
diff --git a/arch/arm/boot/dts/at91sam9g20.dtsi b/arch/arm/boot/dts/at91sam9g20.dtsi
index a50ee58..f593016 100644
--- a/arch/arm/boot/dts/at91sam9g20.dtsi
+++ b/arch/arm/boot/dts/at91sam9g20.dtsi
@@ -16,6 +16,15 @@
reg = <0x20000000 0x08000000>;
};
+ sram0: sram@002ff000 {
+ status = "disabled";
+ };
+
+ sram1: sram@002fc000 {
+ compatible = "mmio-sram";
+ reg = <0x002fc000 0x8000>;
+ };
+
ahb {
apb {
i2c0: i2c@fffac000 {
diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi
index 2a8da8a..ee80aa9 100644
--- a/arch/arm/boot/dts/at91sam9g45.dtsi
+++ b/arch/arm/boot/dts/at91sam9g45.dtsi
@@ -74,6 +74,11 @@
};
};
+ sram: sram@00300000 {
+ compatible = "mmio-sram";
+ reg = <0x00300000 0x10000>;
+ };
+
ahb {
compatible = "simple-bus";
#address-cells = <1>;
@@ -1287,7 +1292,6 @@
compatible = "atmel,at91rm9200-ohci", "usb-ohci";
reg = <0x00700000 0x100000>;
interrupts = <22 IRQ_TYPE_LEVEL_HIGH 2>;
- //TODO
clocks = <&usb>, <&uhphs_clk>, <&uhphs_clk>, <&uhpck>;
clock-names = "usb_clk", "ohci_clk", "hclk", "uhpck";
status = "disabled";
@@ -1297,7 +1301,6 @@
compatible = "atmel,at91sam9g45-ehci", "usb-ehci";
reg = <0x00800000 0x100000>;
interrupts = <22 IRQ_TYPE_LEVEL_HIGH 2>;
- //TODO
clocks = <&usb>, <&uhphs_clk>, <&uhphs_clk>, <&uhpck>;
clock-names = "usb_clk", "ehci_clk", "hclk", "uhpck";
status = "disabled";
diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi
index 68eb9ad..c2666a7 100644
--- a/arch/arm/boot/dts/at91sam9n12.dtsi
+++ b/arch/arm/boot/dts/at91sam9n12.dtsi
@@ -64,6 +64,11 @@
};
};
+ sram: sram@00300000 {
+ compatible = "mmio-sram";
+ reg = <0x00300000 0x8000>;
+ };
+
ahb {
compatible = "simple-bus";
#address-cells = <1>;
@@ -893,6 +898,13 @@
status = "disabled";
};
+ rtc@fffffeb0 {
+ compatible = "atmel,at91rm9200-rtc";
+ reg = <0xfffffeb0 0x40>;
+ interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
+ status = "disabled";
+ };
+
pwm0: pwm@f8034000 {
compatible = "atmel,at91sam9rl-pwm";
reg = <0xf8034000 0x300>;
diff --git a/arch/arm/boot/dts/at91sam9rl.dtsi b/arch/arm/boot/dts/at91sam9rl.dtsi
index 7242437..40f645b 100644
--- a/arch/arm/boot/dts/at91sam9rl.dtsi
+++ b/arch/arm/boot/dts/at91sam9rl.dtsi
@@ -70,6 +70,11 @@
};
};
+ sram: sram@00300000 {
+ compatible = "mmio-sram";
+ reg = <0x00300000 0x10000>;
+ };
+
ahb {
compatible = "simple-bus";
#address-cells = <1>;
diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi
index bbb3ba6..818dabd 100644
--- a/arch/arm/boot/dts/at91sam9x5.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5.dtsi
@@ -72,6 +72,11 @@
};
};
+ sram: sram@00300000 {
+ compatible = "mmio-sram";
+ reg = <0x00300000 0x8000>;
+ };
+
ahb {
compatible = "simple-bus";
#address-cells = <1>;
diff --git a/arch/arm/boot/dts/at91sam9xe.dtsi b/arch/arm/boot/dts/at91sam9xe.dtsi
new file mode 100644
index 0000000..0278f63
--- /dev/null
+++ b/arch/arm/boot/dts/at91sam9xe.dtsi
@@ -0,0 +1,60 @@
+/*
+ * at91sam9xe.dtsi - Device Tree Include file for AT91SAM9XE family SoC
+ *
+ * Copyright (C) 2015 Atmel,
+ * 2015 Alexandre Belloni <alexandre.Belloni@free-electrons.com>
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ * a) This file is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This file is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ * b) Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "at91sam9260.dtsi"
+
+/ {
+ model = "Atmel AT91SAM9XE family SoC";
+ compatible = "atmel,at91sam9xe", "atmel,at91sam9260";
+
+ sram0: sram@002ff000 {
+ status = "disabled";
+ };
+
+ sram1: sram@00300000 {
+ compatible = "mmio-sram";
+ reg = <0x00300000 0x4000>;
+ };
+};
diff --git a/arch/arm/boot/dts/ethernut5.dts b/arch/arm/boot/dts/ethernut5.dts
index 8f941c2..2430443 100644
--- a/arch/arm/boot/dts/ethernut5.dts
+++ b/arch/arm/boot/dts/ethernut5.dts
@@ -6,7 +6,7 @@
* Licensed under GPLv2.
*/
/dts-v1/;
-#include "at91sam9260.dtsi"
+#include "at91sam9xe.dtsi"
/ {
model = "Ethernut 5";
diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi
index 5f4144d..261311b 100644
--- a/arch/arm/boot/dts/sama5d3.dtsi
+++ b/arch/arm/boot/dts/sama5d3.dtsi
@@ -78,6 +78,11 @@
};
};
+ sram: sram@00300000 {
+ compatible = "mmio-sram";
+ reg = <0x00300000 0x20000>;
+ };
+
ahb {
compatible = "simple-bus";
#address-cells = <1>;
@@ -214,7 +219,20 @@
compatible = "atmel,at91sam9g45-isi";
reg = <0xf0034000 0x4000>;
interrupts = <37 IRQ_TYPE_LEVEL_HIGH 5>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_isi_data_0_7>;
+ clocks = <&isi_clk>;
+ clock-names = "isi_clk";
status = "disabled";
+ port {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+
+ sfr: sfr@f0038000 {
+ compatible = "atmel,sama5d3-sfr", "syscon";
+ reg = <0xf0038000 0x60>;
};
mmc1: mmc@f8000000 {
@@ -545,7 +563,7 @@
};
isi {
- pinctrl_isi: isi-0 {
+ pinctrl_isi_data_0_7: isi-0-data-0-7 {
atmel,pins =
<AT91_PIOA 16 AT91_PERIPH_C AT91_PINCTRL_NONE /* PA16 periph C ISI_D0, conflicts with LCDDAT16 */
AT91_PIOA 17 AT91_PERIPH_C AT91_PINCTRL_NONE /* PA17 periph C ISI_D1, conflicts with LCDDAT17 */
@@ -557,13 +575,19 @@
AT91_PIOA 23 AT91_PERIPH_C AT91_PINCTRL_NONE /* PA23 periph C ISI_D7, conflicts with LCDDAT23, PWML1 */
AT91_PIOC 30 AT91_PERIPH_C AT91_PINCTRL_NONE /* PC30 periph C ISI_PCK, conflicts with UTXD0 */
AT91_PIOA 31 AT91_PERIPH_C AT91_PINCTRL_NONE /* PA31 periph C ISI_HSYNC, conflicts with TWCK0, UTXD1 */
- AT91_PIOA 30 AT91_PERIPH_C AT91_PINCTRL_NONE /* PA30 periph C ISI_VSYNC, conflicts with TWD0, URXD1 */
- AT91_PIOC 29 AT91_PERIPH_C AT91_PINCTRL_NONE /* PC29 periph C ISI_PD8, conflicts with URXD0, PWMFI2 */
+ AT91_PIOA 30 AT91_PERIPH_C AT91_PINCTRL_NONE>; /* PA30 periph C ISI_VSYNC, conflicts with TWD0, URXD1 */
+ };
+
+ pinctrl_isi_data_8_9: isi-0-data-8-9 {
+ atmel,pins =
+ <AT91_PIOC 29 AT91_PERIPH_C AT91_PINCTRL_NONE /* PC29 periph C ISI_PD8, conflicts with URXD0, PWMFI2 */
AT91_PIOC 28 AT91_PERIPH_C AT91_PINCTRL_NONE>; /* PC28 periph C ISI_PD9, conflicts with SPI1_NPCS3, PWMFI0 */
};
- pinctrl_isi_pck_as_mck: isi_pck_as_mck-0 {
+
+ pinctrl_isi_data_10_11: isi-0-data-10-11 {
atmel,pins =
- <AT91_PIOD 31 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* PD31 periph B ISI_MCK */
+ <AT91_PIOC 27 AT91_PERIPH_C AT91_PINCTRL_NONE /* PC27 periph C ISI_PD10, conflicts with SPI1_NPCS2, TWCK1 */
+ AT91_PIOC 26 AT91_PERIPH_C AT91_PINCTRL_NONE>; /* PC26 periph C ISI_PD11, conflicts with SPI1_NPCS1, TWD1 */
};
};
diff --git a/arch/arm/boot/dts/sama5d3xcm.dtsi b/arch/arm/boot/dts/sama5d3xcm.dtsi
index cfcd200..7d6babd 100644
--- a/arch/arm/boot/dts/sama5d3xcm.dtsi
+++ b/arch/arm/boot/dts/sama5d3xcm.dtsi
@@ -122,6 +122,7 @@
d2 {
label = "d2";
gpios = <&pioE 25 GPIO_ACTIVE_LOW>; /* PE25, conflicts with A25, RXD2 */
+ linux,default-trigger = "heartbeat";
};
};
};
diff --git a/arch/arm/boot/dts/sama5d3xmb.dtsi b/arch/arm/boot/dts/sama5d3xmb.dtsi
index 77e0365..be2ccc5 100644
--- a/arch/arm/boot/dts/sama5d3xmb.dtsi
+++ b/arch/arm/boot/dts/sama5d3xmb.dtsi
@@ -52,6 +52,29 @@
};
};
+ i2c1: i2c@f0018000 {
+ ov2640: camera@0x30 {
+ compatible = "ovti,ov2640";
+ reg = <0x30>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pck1_as_isi_mck &pinctrl_sensor_power &pinctrl_sensor_reset>;
+ resetb-gpios = <&pioE 24 GPIO_ACTIVE_LOW>;
+ pwdn-gpios = <&pioE 29 GPIO_ACTIVE_HIGH>;
+ /* use pck1 for the master clock of ov2640 */
+ clocks = <&pck1>;
+ clock-names = "xvclk";
+ assigned-clocks = <&pck1>;
+ assigned-clock-rates = <25000000>;
+
+ port {
+ ov2640_0: endpoint {
+ remote-endpoint = <&isi_0>;
+ bus-width = <8>;
+ };
+ };
+ };
+ };
+
usart1: serial@f0020000 {
dmas = <0>, <0>; /* Do not use DMA for usart1 */
pinctrl-names = "default";
@@ -60,8 +83,12 @@
};
isi: isi@f0034000 {
- pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_isi &pinctrl_isi_pck_as_mck &pinctrl_isi_power &pinctrl_isi_reset>;
+ port {
+ isi_0: endpoint {
+ remote-endpoint = <&ov2640_0>;
+ bus-width = <8>;
+ };
+ };
};
mmc1: mmc@f8000000 {
@@ -117,12 +144,17 @@
<AT91_PIOD 30 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* PD30 periph B */
};
- pinctrl_isi_reset: isi_reset-0 {
+ pinctrl_pck1_as_isi_mck: pck1_as_isi_mck-0 {
+ atmel,pins =
+ <AT91_PIOD 31 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* PD31 periph B ISI_MCK */
+ };
+
+ pinctrl_sensor_reset: sensor_reset-0 {
atmel,pins =
<AT91_PIOE 24 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; /* PE24 gpio */
};
- pinctrl_isi_power: isi_power-0 {
+ pinctrl_sensor_power: sensor_power-0 {
atmel,pins =
<AT91_PIOE 29 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; /* PE29 gpio */
};
diff --git a/arch/arm/boot/dts/sama5d4.dtsi b/arch/arm/boot/dts/sama5d4.dtsi
index b94995d..2a31d66 100644
--- a/arch/arm/boot/dts/sama5d4.dtsi
+++ b/arch/arm/boot/dts/sama5d4.dtsi
@@ -103,6 +103,11 @@
};
};
+ ns_sram: sram@00210000 {
+ compatible = "mmio-sram";
+ reg = <0x00210000 0x10000>;
+ };
+
ahb {
compatible = "simple-bus";
#address-cells = <1>;
@@ -870,6 +875,11 @@
status = "disabled";
};
+ sfr: sfr@f8028000 {
+ compatible = "atmel,sama5d4-sfr", "syscon";
+ reg = <0xf8028000 0x60>;
+ };
+
mmc1: mmc@fc000000 {
compatible = "atmel,hsmci";
reg = <0xfc000000 0x600>;
diff --git a/arch/arm/boot/dts/tegra124-jetson-tk1.dts b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
index 4eb540b..dbfaba0 100644
--- a/arch/arm/boot/dts/tegra124-jetson-tk1.dts
+++ b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
@@ -1673,6 +1673,13 @@
nvidia,core-pwr-off-time = <61036>;
nvidia,core-power-req-active-high;
nvidia,sys-clock-req-active-high;
+
+ i2c-thermtrip {
+ nvidia,i2c-controller-id = <4>;
+ nvidia,bus-addr = <0x40>;
+ nvidia,reg-addr = <0x36>;
+ nvidia,reg-data = <0x2>;
+ };
};
/* Serial ATA */
diff --git a/arch/arm/configs/at91_dt_defconfig b/arch/arm/configs/at91_dt_defconfig
index a67375f..f2670f6 100644
--- a/arch/arm/configs/at91_dt_defconfig
+++ b/arch/arm/configs/at91_dt_defconfig
@@ -15,15 +15,7 @@ CONFIG_MODULE_UNLOAD=y
# CONFIG_IOSCHED_CFQ is not set
CONFIG_ARCH_AT91=y
CONFIG_SOC_AT91RM9200=y
-CONFIG_SOC_AT91SAM9260=y
-CONFIG_SOC_AT91SAM9261=y
-CONFIG_SOC_AT91SAM9263=y
-CONFIG_SOC_AT91SAM9RL=y
-CONFIG_SOC_AT91SAM9G45=y
-CONFIG_SOC_AT91SAM9X5=y
-CONFIG_SOC_AT91SAM9N12=y
-CONFIG_MACH_AT91RM9200_DT=y
-CONFIG_MACH_AT91SAM9_DT=y
+CONFIG_SOC_AT91SAM9=y
CONFIG_AT91_TIMER_HZ=128
CONFIG_AEABI=y
CONFIG_UACCESS_WITH_MEMCPY=y
diff --git a/arch/arm/include/debug/digicolor.S b/arch/arm/include/debug/digicolor.S
new file mode 100644
index 0000000..c951715
--- /dev/null
+++ b/arch/arm/include/debug/digicolor.S
@@ -0,0 +1,35 @@
+/*
+ * Debugging macro include header for Conexant Digicolor USART
+ *
+ * Copyright (C) 2014 Paradox Innovation Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+*/
+
+#define UA0_STATUS 0x0742
+#define UA0_EMI_REC 0x0744
+
+#define UA0_STATUS_TX_READY 0x40
+
+#ifdef CONFIG_DEBUG_UART_PHYS
+ .macro addruart, rp, rv, tmp
+ ldr \rp, =CONFIG_DEBUG_UART_PHYS
+ ldr \rv, =CONFIG_DEBUG_UART_VIRT
+ .endm
+#endif
+
+ .macro senduart,rd,rx
+ strb \rd, [\rx, #UA0_EMI_REC]
+ .endm
+
+ .macro waituart,rd,rx
+ .endm
+
+ .macro busyuart,rd,rx
+1001: ldrb \rd, [\rx, #UA0_STATUS]
+ tst \rd, #UA0_STATUS_TX_READY
+ beq 1001b
+ .endm
diff --git a/arch/arm/include/debug/msm.S b/arch/arm/include/debug/msm.S
index 9ef5761..e55a942 100644
--- a/arch/arm/include/debug/msm.S
+++ b/arch/arm/include/debug/msm.S
@@ -23,6 +23,7 @@
.endm
.macro senduart, rd, rx
+ARM_BE8(rev \rd, \rd )
#ifdef CONFIG_DEBUG_QCOM_UARTDM
@ Write the 1 character to UARTDM_TF
str \rd, [\rx, #0x70]
@@ -35,24 +36,29 @@
#ifdef CONFIG_DEBUG_QCOM_UARTDM
@ check for TX_EMT in UARTDM_SR
ldr \rd, [\rx, #0x08]
+ARM_BE8(rev \rd, \rd )
tst \rd, #0x08
bne 1002f
@ wait for TXREADY in UARTDM_ISR
1001: ldr \rd, [\rx, #0x14]
+ARM_BE8(rev \rd, \rd )
tst \rd, #0x80
beq 1001b
1002:
@ Clear TX_READY by writing to the UARTDM_CR register
mov \rd, #0x300
+ARM_BE8(rev \rd, \rd )
str \rd, [\rx, #0x10]
@ Write 0x1 to NCF register
mov \rd, #0x1
+ARM_BE8(rev \rd, \rd )
str \rd, [\rx, #0x40]
@ UARTDM reg. Read to induce delay
ldr \rd, [\rx, #0x08]
#else
@ wait for TX_READY
1001: ldr \rd, [\rx, #0x08]
+ARM_BE8(rev \rd, \rd )
tst \rd, #0x04
beq 1001b
#endif
diff --git a/arch/arm/include/debug/sirf.S b/arch/arm/include/debug/sirf.S
index dbf250c..630f231 100644
--- a/arch/arm/include/debug/sirf.S
+++ b/arch/arm/include/debug/sirf.S
@@ -6,37 +6,33 @@
* Licensed under GPLv2 or later.
*/
-#if defined(CONFIG_DEBUG_SIRFPRIMA2_UART1)
-#define SIRFSOC_UART1_PA_BASE 0xb0060000
-#elif defined(CONFIG_DEBUG_SIRFMARCO_UART1)
-#define SIRFSOC_UART1_PA_BASE 0xcc060000
-#else
-#define SIRFSOC_UART1_PA_BASE 0
-#endif
+#define SIRF_LLUART_TXFIFO_STATUS 0x0114
+#define SIRF_LLUART_TXFIFO_DATA 0x0118
-#define SIRFSOC_UART1_VA_BASE 0xFEC60000
+#define SIRF_LLUART_TXFIFO_FULL (1 << 5)
-#define SIRFSOC_UART_TXFIFO_STATUS 0x0114
-#define SIRFSOC_UART_TXFIFO_DATA 0x0118
+#ifdef CONFIG_DEBUG_SIRFATLAS7_UART0
+#define SIRF_LLUART_TXFIFO_EMPTY (1 << 8)
+#else
+#define SIRF_LLUART_TXFIFO_EMPTY (1 << 6)
+#endif
-#define SIRFSOC_UART1_TXFIFO_FULL (1 << 5)
-#define SIRFSOC_UART1_TXFIFO_EMPTY (1 << 6)
.macro addruart, rp, rv, tmp
- ldr \rp, =SIRFSOC_UART1_PA_BASE @ physical
- ldr \rv, =SIRFSOC_UART1_VA_BASE @ virtual
+ ldr \rp, =CONFIG_DEBUG_UART_PHYS @ physical
+ ldr \rv, =CONFIG_DEBUG_UART_VIRT @ virtual
.endm
.macro senduart,rd,rx
- str \rd, [\rx, #SIRFSOC_UART_TXFIFO_DATA]
+ str \rd, [\rx, #SIRF_LLUART_TXFIFO_DATA]
.endm
.macro busyuart,rd,rx
.endm
.macro waituart,rd,rx
-1001: ldr \rd, [\rx, #SIRFSOC_UART_TXFIFO_STATUS]
- tst \rd, #SIRFSOC_UART1_TXFIFO_EMPTY
+1001: ldr \rd, [\rx, #SIRF_LLUART_TXFIFO_STATUS]
+ tst \rd, #SIRF_LLUART_TXFIFO_EMPTY
beq 1001b
.endm
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index cec0fb5..c6740e3 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -6,15 +6,6 @@ config HAVE_AT91_UTMI
config HAVE_AT91_USB_CLK
bool
-config HAVE_AT91_DBGU0
- bool
-
-config HAVE_AT91_DBGU1
- bool
-
-config HAVE_AT91_DBGU2
- bool
-
config COMMON_CLK_AT91
bool
select COMMON_CLK
@@ -25,15 +16,6 @@ config HAVE_AT91_SMD
config HAVE_AT91_H32MX
bool
-config SOC_AT91SAM9
- bool
- select ATMEL_AIC_IRQ
- select COMMON_CLK_AT91
- select CPU_ARM926T
- select GENERIC_CLOCKEVENTS
- select MEMORY
- select ATMEL_SDRAMC
-
config SOC_SAMA5
bool
select ATMEL_AIC5_IRQ
@@ -70,7 +52,6 @@ config SOC_SAMA5D3
bool "SAMA5D3 family"
select SOC_SAMA5
select HAVE_FB_ATMEL
- select HAVE_AT91_DBGU1
select HAVE_AT91_UTMI
select HAVE_AT91_SMD
select HAVE_AT91_USB_CLK
@@ -81,7 +62,6 @@ config SOC_SAMA5D3
config SOC_SAMA5D4
bool "SAMA5D4 family"
select SOC_SAMA5
- select HAVE_AT91_DBGU2
select CLKSRC_MMIO
select CACHE_L2X0
select CACHE_PL310
@@ -101,83 +81,45 @@ config SOC_AT91RM9200
select COMMON_CLK_AT91
select CPU_ARM920T
select GENERIC_CLOCKEVENTS
- select HAVE_AT91_DBGU0
- select HAVE_AT91_USB_CLK
-
-config SOC_AT91SAM9260
- bool "AT91SAM9260, AT91SAM9XE or AT91SAM9G20"
- select HAVE_AT91_DBGU0
- select SOC_AT91SAM9
- select HAVE_AT91_USB_CLK
- help
- Select this if you are using one of Atmel's AT91SAM9260, AT91SAM9XE
- or AT91SAM9G20 SoC.
-
-config SOC_AT91SAM9261
- bool "AT91SAM9261 or AT91SAM9G10"
- select HAVE_AT91_DBGU0
- select HAVE_FB_ATMEL
- select SOC_AT91SAM9
- select HAVE_AT91_USB_CLK
- help
- Select this if you are using one of Atmel's AT91SAM9261 or AT91SAM9G10 SoC.
-
-config SOC_AT91SAM9263
- bool "AT91SAM9263"
- select HAVE_AT91_DBGU1
- select HAVE_FB_ATMEL
- select SOC_AT91SAM9
- select HAVE_AT91_USB_CLK
-
-config SOC_AT91SAM9RL
- bool "AT91SAM9RL"
- select HAVE_AT91_DBGU0
- select HAVE_FB_ATMEL
- select SOC_AT91SAM9
- select HAVE_AT91_UTMI
-
-config SOC_AT91SAM9G45
- bool "AT91SAM9G45 or AT91SAM9M10 families"
- select HAVE_AT91_DBGU1
- select HAVE_FB_ATMEL
- select SOC_AT91SAM9
- select HAVE_AT91_UTMI
select HAVE_AT91_USB_CLK
- help
- Select this if you are using one of Atmel's AT91SAM9G45 family SoC.
- This support covers AT91SAM9G45, AT91SAM9G46, AT91SAM9M10 and AT91SAM9M11.
-config SOC_AT91SAM9X5
- bool "AT91SAM9x5 family"
- select HAVE_AT91_DBGU0
- select HAVE_FB_ATMEL
- select SOC_AT91SAM9
- select HAVE_AT91_UTMI
+config SOC_AT91SAM9
+ bool "AT91SAM9"
+ select ATMEL_AIC_IRQ
+ select ATMEL_SDRAMC
+ select COMMON_CLK_AT91
+ select CPU_ARM926T
+ select GENERIC_CLOCKEVENTS
select HAVE_AT91_SMD
select HAVE_AT91_USB_CLK
- help
- Select this if you are using one of Atmel's AT91SAM9x5 family SoC.
- This means that your SAM9 name finishes with a '5' (except if it is
- AT91SAM9G45!).
- This support covers AT91SAM9G15, AT91SAM9G25, AT91SAM9X25, AT91SAM9G35
- and AT91SAM9X35.
-
-config SOC_AT91SAM9N12
- bool "AT91SAM9N12 family"
- select HAVE_AT91_DBGU0
+ select HAVE_AT91_UTMI
select HAVE_FB_ATMEL
- select SOC_AT91SAM9
- select HAVE_AT91_USB_CLK
+ select MEMORY
help
- Select this if you are using Atmel's AT91SAM9N12 SoC.
-
-# ----------------------------------------------------------
+ Select this if you are using one of those Atmel SoC:
+ AT91SAM9260
+ AT91SAM9261
+ AT91SAM9263
+ AT91SAM9G15
+ AT91SAM9G20
+ AT91SAM9G25
+ AT91SAM9G35
+ AT91SAM9G45
+ AT91SAM9G46
+ AT91SAM9M10
+ AT91SAM9M11
+ AT91SAM9N12
+ AT91SAM9RL
+ AT91SAM9X25
+ AT91SAM9X35
+ AT91SAM9XE
endif # SOC_SAM_V4_V5
comment "AT91 Feature Selections"
config AT91_SLOW_CLOCK
bool "Suspend-to-RAM disables main oscillator"
+ select SRAM
depends on SUSPEND
help
Select this if you want Suspend-to-RAM to save the most power
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index 8ef7d9a..827fdbc 100644
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -8,22 +8,8 @@ obj-$(CONFIG_SOC_AT91SAM9) += sam9_smc.o
# CPU-specific support
obj-$(CONFIG_SOC_AT91RM9200) += at91rm9200.o at91rm9200_time.o
-obj-$(CONFIG_SOC_AT91SAM9260) += at91sam9260.o
-obj-$(CONFIG_SOC_AT91SAM9261) += at91sam9261.o
-obj-$(CONFIG_SOC_AT91SAM9263) += at91sam9263.o
-obj-$(CONFIG_SOC_AT91SAM9G45) += at91sam9g45.o
-obj-$(CONFIG_SOC_AT91SAM9N12) += at91sam9n12.o
-obj-$(CONFIG_SOC_AT91SAM9X5) += at91sam9x5.o
-obj-$(CONFIG_SOC_AT91SAM9RL) += at91sam9rl.o
-obj-$(CONFIG_SOC_SAMA5D3) += sama5d3.o
-obj-$(CONFIG_SOC_SAMA5D4) += sama5d4.o
-
-# AT91SAM board with device-tree
-obj-$(CONFIG_SOC_AT91RM9200) += board-dt-rm9200.o
-obj-$(CONFIG_SOC_AT91SAM9) += board-dt-sam9.o
-
-# SAMA5 board with device-tree
-obj-$(CONFIG_SOC_SAMA5) += board-dt-sama5.o
+obj-$(CONFIG_SOC_AT91SAM9) += at91sam9.o
+obj-$(CONFIG_SOC_SAMA5) += sama5.o
# Power Management
obj-$(CONFIG_PM) += pm.o
diff --git a/arch/arm/mach-at91/at91rm9200.c b/arch/arm/mach-at91/at91rm9200.c
index b529169..8fcfb70 100644
--- a/arch/arm/mach-at91/at91rm9200.c
+++ b/arch/arm/mach-at91/at91rm9200.c
@@ -1,35 +1,33 @@
/*
- * arch/arm/mach-at91/at91rm9200.c
+ * Setup code for AT91RM9200
*
- * Copyright (C) 2005 SAN People
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
+ * Copyright (C) 2011 Atmel,
+ * 2011 Nicolas Ferre <nicolas.ferre@atmel.com>
+ * 2012 Joachim Eastwood <manabian@gmail.com>
*
+ * Licensed under GPLv2 or later.
*/
+#include <linux/types.h>
+#include <linux/init.h>
#include <linux/module.h>
-#include <linux/clk/at91_pmc.h>
+#include <linux/gpio.h>
+#include <linux/of.h>
+#include <linux/of_irq.h>
+#include <linux/of_platform.h>
+#include <linux/clk-provider.h>
+#include <asm/setup.h>
+#include <asm/irq.h>
+#include <asm/mach/arch.h>
#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
#include <asm/system_misc.h>
+
#include <mach/at91_st.h>
-#include <mach/hardware.h>
-#include "soc.h"
#include "generic.h"
-static void at91rm9200_idle(void)
-{
- /*
- * Disable the processor clock. The processor will be automatically
- * re-enabled by an interrupt or by a reset.
- */
- at91_pmc_write(AT91_PMC_SCDR, AT91_PMC_PCK);
-}
-
static void at91rm9200_restart(enum reboot_mode reboot_mode, const char *cmd)
{
/*
@@ -39,23 +37,31 @@ static void at91rm9200_restart(enum reboot_mode reboot_mode, const char *cmd)
at91_st_write(AT91_ST_CR, AT91_ST_WDRST);
}
-/* --------------------------------------------------------------------
- * AT91RM9200 processor initialization
- * -------------------------------------------------------------------- */
-static void __init at91rm9200_map_io(void)
+static void __init at91rm9200_dt_timer_init(void)
{
- /* Map peripherals */
- at91_init_sram(0, AT91RM9200_SRAM_BASE, AT91RM9200_SRAM_SIZE);
+ of_clk_init(NULL);
+ at91rm9200_timer_init();
}
-static void __init at91rm9200_initialize(void)
+static void __init at91rm9200_dt_device_init(void)
{
+ of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+
arm_pm_idle = at91rm9200_idle;
arm_pm_restart = at91rm9200_restart;
+ at91rm9200_pm_init();
}
-AT91_SOC_START(at91rm9200)
- .map_io = at91rm9200_map_io,
- .init = at91rm9200_initialize,
-AT91_SOC_END
+
+static const char *at91rm9200_dt_board_compat[] __initconst = {
+ "atmel,at91rm9200",
+ NULL
+};
+
+DT_MACHINE_START(at91rm9200_dt, "Atmel AT91RM9200")
+ .init_time = at91rm9200_dt_timer_init,
+ .map_io = at91_map_io,
+ .init_machine = at91rm9200_dt_device_init,
+ .dt_compat = at91rm9200_dt_board_compat,
+MACHINE_END
diff --git a/arch/arm/mach-at91/at91sam9.c b/arch/arm/mach-at91/at91sam9.c
new file mode 100644
index 0000000..56e3ba7
--- /dev/null
+++ b/arch/arm/mach-at91/at91sam9.c
@@ -0,0 +1,87 @@
+/*
+ * Setup code for AT91SAM9
+ *
+ * Copyright (C) 2011 Atmel,
+ * 2011 Nicolas Ferre <nicolas.ferre@atmel.com>
+ *
+ * Licensed under GPLv2 or later.
+ */
+
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/gpio.h>
+#include <linux/of.h>
+#include <linux/of_irq.h>
+#include <linux/of_platform.h>
+#include <linux/clk-provider.h>
+
+#include <asm/system_misc.h>
+#include <asm/setup.h>
+#include <asm/irq.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include "generic.h"
+
+static void __init at91sam9_dt_device_init(void)
+{
+ of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+
+ arm_pm_idle = at91sam9_idle;
+ at91sam9260_pm_init();
+}
+
+static const char *at91_dt_board_compat[] __initconst = {
+ "atmel,at91sam9",
+ NULL
+};
+
+DT_MACHINE_START(at91sam_dt, "Atmel AT91SAM9")
+ /* Maintainer: Atmel */
+ .map_io = at91_map_io,
+ .init_machine = at91sam9_dt_device_init,
+ .dt_compat = at91_dt_board_compat,
+MACHINE_END
+
+static void __init at91sam9g45_dt_device_init(void)
+{
+ of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+
+ arm_pm_idle = at91sam9_idle;
+ at91sam9g45_pm_init();
+}
+
+static const char *at91sam9g45_board_compat[] __initconst = {
+ "atmel,at91sam9g45",
+ NULL
+};
+
+DT_MACHINE_START(at91sam9g45_dt, "Atmel AT91SAM9G45")
+ /* Maintainer: Atmel */
+ .map_io = at91_map_io,
+ .init_machine = at91sam9g45_dt_device_init,
+ .dt_compat = at91sam9g45_board_compat,
+MACHINE_END
+
+static void __init at91sam9x5_dt_device_init(void)
+{
+ of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+
+ arm_pm_idle = at91sam9_idle;
+ at91sam9x5_pm_init();
+}
+
+static const char *at91sam9x5_board_compat[] __initconst = {
+ "atmel,at91sam9x5",
+ "atmel,at91sam9n12",
+ NULL
+};
+
+DT_MACHINE_START(at91sam9x5_dt, "Atmel AT91SAM9")
+ /* Maintainer: Atmel */
+ .map_io = at91_map_io,
+ .init_machine = at91sam9x5_dt_device_init,
+ .dt_compat = at91sam9x5_board_compat,
+MACHINE_END
diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c
deleted file mode 100644
index 34e2abe..0000000
--- a/arch/arm/mach-at91/at91sam9260.c
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * arch/arm/mach-at91/at91sam9260.c
- *
- * Copyright (C) 2006 SAN People
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- */
-
-#include <asm/system_misc.h>
-#include <mach/cpu.h>
-#include <mach/at91_dbgu.h>
-#include <mach/hardware.h>
-
-#include "soc.h"
-#include "generic.h"
-
-/* --------------------------------------------------------------------
- * AT91SAM9260 processor initialization
- * -------------------------------------------------------------------- */
-
-static void __init at91sam9xe_map_io(void)
-{
- unsigned long sram_size;
-
- switch (at91_soc_initdata.cidr & AT91_CIDR_SRAMSIZ) {
- case AT91_CIDR_SRAMSIZ_32K:
- sram_size = 2 * SZ_16K;
- break;
- case AT91_CIDR_SRAMSIZ_16K:
- default:
- sram_size = SZ_16K;
- }
-
- at91_init_sram(0, AT91SAM9XE_SRAM_BASE, sram_size);
-}
-
-static void __init at91sam9260_map_io(void)
-{
- if (cpu_is_at91sam9xe())
- at91sam9xe_map_io();
- else if (cpu_is_at91sam9g20())
- at91_init_sram(0, AT91SAM9G20_SRAM_BASE, AT91SAM9G20_SRAM_SIZE);
- else
- at91_init_sram(0, AT91SAM9260_SRAM_BASE, AT91SAM9260_SRAM_SIZE);
-}
-
-static void __init at91sam9260_initialize(void)
-{
- arm_pm_idle = at91sam9_idle;
-}
-
-AT91_SOC_START(at91sam9260)
- .map_io = at91sam9260_map_io,
- .init = at91sam9260_initialize,
-AT91_SOC_END
diff --git a/arch/arm/mach-at91/at91sam9261.c b/arch/arm/mach-at91/at91sam9261.c
deleted file mode 100644
index 47878b8..0000000
--- a/arch/arm/mach-at91/at91sam9261.c
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * arch/arm/mach-at91/at91sam9261.c
- *
- * Copyright (C) 2005 SAN People
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- */
-
-#include <asm/system_misc.h>
-#include <mach/cpu.h>
-#include <mach/hardware.h>
-
-#include "soc.h"
-#include "generic.h"
-
-/* --------------------------------------------------------------------
- * AT91SAM9261 processor initialization
- * -------------------------------------------------------------------- */
-
-static void __init at91sam9261_map_io(void)
-{
- if (cpu_is_at91sam9g10())
- at91_init_sram(0, AT91SAM9G10_SRAM_BASE, AT91SAM9G10_SRAM_SIZE);
- else
- at91_init_sram(0, AT91SAM9261_SRAM_BASE, AT91SAM9261_SRAM_SIZE);
-}
-
-static void __init at91sam9261_initialize(void)
-{
- arm_pm_idle = at91sam9_idle;
-}
-
-AT91_SOC_START(at91sam9261)
- .map_io = at91sam9261_map_io,
- .init = at91sam9261_initialize,
-AT91_SOC_END
diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c
deleted file mode 100644
index aabcb66..0000000
--- a/arch/arm/mach-at91/at91sam9263.c
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * arch/arm/mach-at91/at91sam9263.c
- *
- * Copyright (C) 2007 Atmel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- */
-
-#include <asm/system_misc.h>
-#include <mach/hardware.h>
-
-#include "soc.h"
-#include "generic.h"
-
-/* --------------------------------------------------------------------
- * AT91SAM9263 processor initialization
- * -------------------------------------------------------------------- */
-
-static void __init at91sam9263_map_io(void)
-{
- at91_init_sram(0, AT91SAM9263_SRAM0_BASE, AT91SAM9263_SRAM0_SIZE);
- at91_init_sram(1, AT91SAM9263_SRAM1_BASE, AT91SAM9263_SRAM1_SIZE);
-}
-
-static void __init at91sam9263_initialize(void)
-{
- arm_pm_idle = at91sam9_idle;
-}
-
-AT91_SOC_START(at91sam9263)
- .map_io = at91sam9263_map_io,
- .init = at91sam9263_initialize,
-AT91_SOC_END
diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c
deleted file mode 100644
index 0001667..0000000
--- a/arch/arm/mach-at91/at91sam9g45.c
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Chip-specific setup code for the AT91SAM9G45 family
- *
- * Copyright (C) 2009 Atmel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- */
-
-#include <asm/system_misc.h>
-#include <mach/hardware.h>
-
-#include "soc.h"
-#include "generic.h"
-
-/* --------------------------------------------------------------------
- * AT91SAM9G45 processor initialization
- * -------------------------------------------------------------------- */
-
-static void __init at91sam9g45_map_io(void)
-{
- at91_init_sram(0, AT91SAM9G45_SRAM_BASE, AT91SAM9G45_SRAM_SIZE);
-}
-
-static void __init at91sam9g45_initialize(void)
-{
- arm_pm_idle = at91sam9_idle;
-}
-
-AT91_SOC_START(at91sam9g45)
- .map_io = at91sam9g45_map_io,
- .init = at91sam9g45_initialize,
-AT91_SOC_END
diff --git a/arch/arm/mach-at91/at91sam9n12.c b/arch/arm/mach-at91/at91sam9n12.c
deleted file mode 100644
index 0135f86..0000000
--- a/arch/arm/mach-at91/at91sam9n12.c
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * SoC specific setup code for the AT91SAM9N12
- *
- * Copyright (C) 2012 Atmel Corporation.
- *
- * Licensed under GPLv2 or later.
- */
-
-#include <asm/system_misc.h>
-#include <mach/hardware.h>
-
-#include "soc.h"
-#include "generic.h"
-
-/* --------------------------------------------------------------------
- * AT91SAM9N12 processor initialization
- * -------------------------------------------------------------------- */
-
-static void __init at91sam9n12_map_io(void)
-{
- at91_init_sram(0, AT91SAM9N12_SRAM_BASE, AT91SAM9N12_SRAM_SIZE);
-}
-
-AT91_SOC_START(at91sam9n12)
- .map_io = at91sam9n12_map_io,
-AT91_SOC_END
diff --git a/arch/arm/mach-at91/at91sam9rl.c b/arch/arm/mach-at91/at91sam9rl.c
deleted file mode 100644
index 1babfb2..0000000
--- a/arch/arm/mach-at91/at91sam9rl.c
+++ /dev/null
@@ -1,49 +0,0 @@
-/*
- * arch/arm/mach-at91/at91sam9rl.c
- *
- * Copyright (C) 2005 SAN People
- * Copyright (C) 2007 Atmel Corporation
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file COPYING in the main directory of this archive for
- * more details.
- */
-
-#include <asm/system_misc.h>
-#include <mach/cpu.h>
-#include <mach/at91_dbgu.h>
-#include <mach/hardware.h>
-
-#include "soc.h"
-#include "generic.h"
-
-/* --------------------------------------------------------------------
- * AT91SAM9RL processor initialization
- * -------------------------------------------------------------------- */
-
-static void __init at91sam9rl_map_io(void)
-{
- unsigned long sram_size;
-
- switch (at91_soc_initdata.cidr & AT91_CIDR_SRAMSIZ) {
- case AT91_CIDR_SRAMSIZ_32K:
- sram_size = 2 * SZ_16K;
- break;
- case AT91_CIDR_SRAMSIZ_16K:
- default:
- sram_size = SZ_16K;
- }
-
- /* Map SRAM */
- at91_init_sram(0, AT91SAM9RL_SRAM_BASE, sram_size);
-}
-
-static void __init at91sam9rl_initialize(void)
-{
- arm_pm_idle = at91sam9_idle;
-}
-
-AT91_SOC_START(at91sam9rl)
- .map_io = at91sam9rl_map_io,
- .init = at91sam9rl_initialize,
-AT91_SOC_END
diff --git a/arch/arm/mach-at91/at91sam9x5.c b/arch/arm/mach-at91/at91sam9x5.c
deleted file mode 100644
index aa17520..0000000
--- a/arch/arm/mach-at91/at91sam9x5.c
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Chip-specific setup code for the AT91SAM9x5 family
- *
- * Copyright (C) 2010-2012 Atmel Corporation.
- *
- * Licensed under GPLv2 or later.
- */
-
-#include <asm/system_misc.h>
-#include <mach/hardware.h>
-
-#include "soc.h"
-#include "generic.h"
-
-/* --------------------------------------------------------------------
- * AT91SAM9x5 processor initialization
- * -------------------------------------------------------------------- */
-
-static void __init at91sam9x5_map_io(void)
-{
- at91_init_sram(0, AT91SAM9X5_SRAM_BASE, AT91SAM9X5_SRAM_SIZE);
-}
-
-AT91_SOC_START(at91sam9x5)
- .map_io = at91sam9x5_map_io,
-AT91_SOC_END
diff --git a/arch/arm/mach-at91/board-dt-rm9200.c b/arch/arm/mach-at91/board-dt-rm9200.c
deleted file mode 100644
index a15ab6f..0000000
--- a/arch/arm/mach-at91/board-dt-rm9200.c
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * Setup code for AT91RM9200 Evaluation Kits with Device Tree support
- *
- * Copyright (C) 2011 Atmel,
- * 2011 Nicolas Ferre <nicolas.ferre@atmel.com>
- * 2012 Joachim Eastwood <manabian@gmail.com>
- *
- * Licensed under GPLv2 or later.
- */
-
-#include <linux/types.h>
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/gpio.h>
-#include <linux/of.h>
-#include <linux/of_irq.h>
-#include <linux/clk-provider.h>
-
-#include <asm/setup.h>
-#include <asm/irq.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <asm/mach/irq.h>
-
-#include "generic.h"
-
-static void __init at91rm9200_dt_timer_init(void)
-{
- of_clk_init(NULL);
- at91rm9200_timer_init();
-}
-
-static const char *at91rm9200_dt_board_compat[] __initdata = {
- "atmel,at91rm9200",
- NULL
-};
-
-DT_MACHINE_START(at91rm9200_dt, "Atmel AT91RM9200 (Device Tree)")
- .init_time = at91rm9200_dt_timer_init,
- .map_io = at91_map_io,
- .init_early = at91_dt_initialize,
- .dt_compat = at91rm9200_dt_board_compat,
-MACHINE_END
diff --git a/arch/arm/mach-at91/board-dt-sam9.c b/arch/arm/mach-at91/board-dt-sam9.c
deleted file mode 100644
index f99246a..0000000
--- a/arch/arm/mach-at91/board-dt-sam9.c
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Setup code for AT91SAM Evaluation Kits with Device Tree support
- *
- * Copyright (C) 2011 Atmel,
- * 2011 Nicolas Ferre <nicolas.ferre@atmel.com>
- *
- * Licensed under GPLv2 or later.
- */
-
-#include <linux/types.h>
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/gpio.h>
-#include <linux/of.h>
-#include <linux/of_irq.h>
-#include <linux/clk-provider.h>
-
-#include <asm/setup.h>
-#include <asm/irq.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <asm/mach/irq.h>
-
-#include "generic.h"
-
-static const char *at91_dt_board_compat[] __initdata = {
- "atmel,at91sam9",
- NULL
-};
-
-DT_MACHINE_START(at91sam_dt, "Atmel AT91SAM (Device Tree)")
- /* Maintainer: Atmel */
- .map_io = at91_map_io,
- .init_early = at91_dt_initialize,
- .dt_compat = at91_dt_board_compat,
-MACHINE_END
diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h
index 54f3837a..a6e726a 100644
--- a/arch/arm/mach-at91/generic.h
+++ b/arch/arm/mach-at91/generic.h
@@ -17,18 +17,28 @@
/* Map io */
extern void __init at91_map_io(void);
extern void __init at91_alt_map_io(void);
-extern void __init at91_init_sram(int bank, unsigned long base,
- unsigned int length);
-
- /* Processors */
-extern void __init at91_dt_initialize(void);
/* Timer */
extern void at91rm9200_timer_init(void);
/* idle */
+extern void at91rm9200_idle(void);
extern void at91sam9_idle(void);
/* Matrix */
extern void at91_ioremap_matrix(u32 base_addr);
+
+
+#ifdef CONFIG_PM
+extern void __init at91rm9200_pm_init(void);
+extern void __init at91sam9260_pm_init(void);
+extern void __init at91sam9g45_pm_init(void);
+extern void __init at91sam9x5_pm_init(void);
+#else
+void __init at91rm9200_pm_init(void) { }
+void __init at91sam9260_pm_init(void) { }
+void __init at91sam9g45_pm_init(void) { }
+void __init at91sam9x5_pm_init(void) { }
+#endif
+
#endif /* _AT91_GENERIC_H */
diff --git a/arch/arm/mach-at91/include/mach/cpu.h b/arch/arm/mach-at91/include/mach/cpu.h
index 61914fb..ce7c80a 100644
--- a/arch/arm/mach-at91/include/mach/cpu.h
+++ b/arch/arm/mach-at91/include/mach/cpu.h
@@ -152,69 +152,45 @@ static inline int at91_soc_is_detected(void)
#define cpu_is_at91rm9200_pqfp() (0)
#endif
-#ifdef CONFIG_SOC_AT91SAM9260
+#ifdef CONFIG_SOC_AT91SAM9
#define cpu_is_at91sam9xe() (at91_soc_initdata.subtype == AT91_SOC_SAM9XE)
#define cpu_is_at91sam9260() (at91_soc_initdata.type == AT91_SOC_SAM9260)
#define cpu_is_at91sam9g20() (at91_soc_initdata.type == AT91_SOC_SAM9G20)
-#else
-#define cpu_is_at91sam9xe() (0)
-#define cpu_is_at91sam9260() (0)
-#define cpu_is_at91sam9g20() (0)
-#endif
-
-#ifdef CONFIG_SOC_AT91SAM9261
#define cpu_is_at91sam9261() (at91_soc_initdata.type == AT91_SOC_SAM9261)
#define cpu_is_at91sam9g10() (at91_soc_initdata.type == AT91_SOC_SAM9G10)
-#else
-#define cpu_is_at91sam9261() (0)
-#define cpu_is_at91sam9g10() (0)
-#endif
-
-#ifdef CONFIG_SOC_AT91SAM9263
#define cpu_is_at91sam9263() (at91_soc_initdata.type == AT91_SOC_SAM9263)
-#else
-#define cpu_is_at91sam9263() (0)
-#endif
-
-#ifdef CONFIG_SOC_AT91SAM9RL
#define cpu_is_at91sam9rl() (at91_soc_initdata.type == AT91_SOC_SAM9RL)
-#else
-#define cpu_is_at91sam9rl() (0)
-#endif
-
-#ifdef CONFIG_SOC_AT91SAM9G45
#define cpu_is_at91sam9g45() (at91_soc_initdata.type == AT91_SOC_SAM9G45)
#define cpu_is_at91sam9g45es() (at91_soc_initdata.subtype == AT91_SOC_SAM9G45ES)
#define cpu_is_at91sam9m10() (at91_soc_initdata.subtype == AT91_SOC_SAM9M10)
#define cpu_is_at91sam9g46() (at91_soc_initdata.subtype == AT91_SOC_SAM9G46)
#define cpu_is_at91sam9m11() (at91_soc_initdata.subtype == AT91_SOC_SAM9M11)
-#else
-#define cpu_is_at91sam9g45() (0)
-#define cpu_is_at91sam9g45es() (0)
-#define cpu_is_at91sam9m10() (0)
-#define cpu_is_at91sam9g46() (0)
-#define cpu_is_at91sam9m11() (0)
-#endif
-
-#ifdef CONFIG_SOC_AT91SAM9X5
#define cpu_is_at91sam9x5() (at91_soc_initdata.type == AT91_SOC_SAM9X5)
#define cpu_is_at91sam9g15() (at91_soc_initdata.subtype == AT91_SOC_SAM9G15)
#define cpu_is_at91sam9g35() (at91_soc_initdata.subtype == AT91_SOC_SAM9G35)
#define cpu_is_at91sam9x35() (at91_soc_initdata.subtype == AT91_SOC_SAM9X35)
#define cpu_is_at91sam9g25() (at91_soc_initdata.subtype == AT91_SOC_SAM9G25)
#define cpu_is_at91sam9x25() (at91_soc_initdata.subtype == AT91_SOC_SAM9X25)
+#define cpu_is_at91sam9n12() (at91_soc_initdata.type == AT91_SOC_SAM9N12)
#else
+#define cpu_is_at91sam9xe() (0)
+#define cpu_is_at91sam9260() (0)
+#define cpu_is_at91sam9g20() (0)
+#define cpu_is_at91sam9261() (0)
+#define cpu_is_at91sam9g10() (0)
+#define cpu_is_at91sam9263() (0)
+#define cpu_is_at91sam9rl() (0)
+#define cpu_is_at91sam9g45() (0)
+#define cpu_is_at91sam9g45es() (0)
+#define cpu_is_at91sam9m10() (0)
+#define cpu_is_at91sam9g46() (0)
+#define cpu_is_at91sam9m11() (0)
#define cpu_is_at91sam9x5() (0)
#define cpu_is_at91sam9g15() (0)
#define cpu_is_at91sam9g35() (0)
#define cpu_is_at91sam9x35() (0)
#define cpu_is_at91sam9g25() (0)
#define cpu_is_at91sam9x25() (0)
-#endif
-
-#ifdef CONFIG_SOC_AT91SAM9N12
-#define cpu_is_at91sam9n12() (at91_soc_initdata.type == AT91_SOC_SAM9N12)
-#else
#define cpu_is_at91sam9n12() (0)
#endif
diff --git a/arch/arm/mach-at91/include/mach/system_rev.h b/arch/arm/mach-at91/include/mach/system_rev.h
deleted file mode 100644
index ef79a9a..0000000
--- a/arch/arm/mach-at91/include/mach/system_rev.h
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * Copyright (C) 2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
- *
- * Under GPLv2 only
- */
-
-#ifndef __ARCH_SYSTEM_REV_H__
-#define __ARCH_SYSTEM_REV_H__
-
-#include <asm/system_info.h>
-
-/*
- * board revision encoding
- * mach specific
- * the 16-31 bit are reserved for at91 generic information
- *
- * bit 31:
- * 0 => nand 8 bit
- * 1 => nand 16 bit
- */
-#define BOARD_HAVE_NAND_16BIT (1 << 31)
-static inline int board_have_nand_16bit(void)
-{
- return (system_rev & BOARD_HAVE_NAND_16BIT) ? 1 : 0;
-}
-
-#endif /* __ARCH_SYSTEM_REV_H__ */
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
index 9b15169..af8d8af 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/arch/arm/mach-at91/pm.c
@@ -14,9 +14,13 @@
#include <linux/suspend.h>
#include <linux/sched.h>
#include <linux/proc_fs.h>
+#include <linux/genalloc.h>
#include <linux/interrupt.h>
#include <linux/sysfs.h>
#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <linux/of_address.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/clk/at91_pmc.h>
@@ -32,7 +36,13 @@
#include "generic.h"
#include "pm.h"
+static struct {
+ unsigned long uhp_udp_mask;
+ int memctrl;
+} at91_pm_data;
+
static void (*at91_pm_standby)(void);
+void __iomem *at91_ramc_base[2];
static int at91_pm_valid_state(suspend_state_t state)
{
@@ -71,17 +81,9 @@ static int at91_pm_verify_clocks(void)
scsr = at91_pmc_read(AT91_PMC_SCSR);
/* USB must not be using PLLB */
- if (cpu_is_at91rm9200()) {
- if ((scsr & (AT91RM9200_PMC_UHP | AT91RM9200_PMC_UDP)) != 0) {
- pr_err("AT91: PM - Suspend-to-RAM with USB still active\n");
- return 0;
- }
- } else if (cpu_is_at91sam9260() || cpu_is_at91sam9261() || cpu_is_at91sam9263()
- || cpu_is_at91sam9g20() || cpu_is_at91sam9g10()) {
- if ((scsr & (AT91SAM926x_PMC_UHP | AT91SAM926x_PMC_UDP)) != 0) {
- pr_err("AT91: PM - Suspend-to-RAM with USB still active\n");
- return 0;
- }
+ if ((scsr & at91_pm_data.uhp_udp_mask) != 0) {
+ pr_err("AT91: PM - Suspend-to-RAM with USB still active\n");
+ return 0;
}
/* PCK0..PCK3 must be disabled, or configured to use clk32k */
@@ -149,18 +151,13 @@ static int at91_pm_enter(suspend_state_t state)
* turning off the main oscillator; reverse on wakeup.
*/
if (slow_clock) {
- int memctrl = AT91_MEMCTRL_SDRAMC;
-
- if (cpu_is_at91rm9200())
- memctrl = AT91_MEMCTRL_MC;
- else if (cpu_is_at91sam9g45())
- memctrl = AT91_MEMCTRL_DDRSDR;
#ifdef CONFIG_AT91_SLOW_CLOCK
/* copy slow_clock handler to SRAM, and call it */
memcpy(slow_clock, at91_slow_clock, at91_slow_clock_sz);
#endif
slow_clock(at91_pmc_base, at91_ramc_base[0],
- at91_ramc_base[1], memctrl);
+ at91_ramc_base[1],
+ at91_pm_data.memctrl);
break;
} else {
pr_info("AT91: PM - no slow clock mode enabled ...\n");
@@ -229,23 +226,134 @@ void at91_pm_set_standby(void (*at91_standby)(void))
}
}
-static int __init at91_pm_init(void)
+static struct of_device_id ramc_ids[] = {
+ { .compatible = "atmel,at91rm9200-sdramc", .data = at91rm9200_standby },
+ { .compatible = "atmel,at91sam9260-sdramc", .data = at91sam9_sdram_standby },
+ { .compatible = "atmel,at91sam9g45-ddramc", .data = at91_ddr_standby },
+ { .compatible = "atmel,sama5d3-ddramc", .data = at91_ddr_standby },
+ { /*sentinel*/ }
+};
+
+static void at91_dt_ramc(void)
{
+ struct device_node *np;
+ const struct of_device_id *of_id;
+ int idx = 0;
+ const void *standby = NULL;
+
+ for_each_matching_node_and_match(np, ramc_ids, &of_id) {
+ at91_ramc_base[idx] = of_iomap(np, 0);
+ if (!at91_ramc_base[idx])
+ panic(pr_fmt("unable to map ramc[%d] cpu registers\n"), idx);
+
+ if (!standby)
+ standby = of_id->data;
+
+ idx++;
+ }
+
+ if (!idx)
+ panic(pr_fmt("unable to find compatible ram controller node in dtb\n"));
+
+ if (!standby) {
+ pr_warn("ramc no standby function available\n");
+ return;
+ }
+
+ at91_pm_set_standby(standby);
+}
+
#ifdef CONFIG_AT91_SLOW_CLOCK
- slow_clock = (void *) (AT91_IO_VIRT_BASE - at91_slow_clock_sz);
+static void __init at91_pm_sram_init(void)
+{
+ struct gen_pool *sram_pool;
+ phys_addr_t sram_pbase;
+ unsigned long sram_base;
+ struct device_node *node;
+ struct platform_device *pdev;
+
+ node = of_find_compatible_node(NULL, NULL, "mmio-sram");
+ if (!node) {
+ pr_warn("%s: failed to find sram node!\n", __func__);
+ return;
+ }
+
+ pdev = of_find_device_by_node(node);
+ if (!pdev) {
+ pr_warn("%s: failed to find sram device!\n", __func__);
+ goto put_node;
+ }
+
+ sram_pool = dev_get_gen_pool(&pdev->dev);
+ if (!sram_pool) {
+ pr_warn("%s: sram pool unavailable!\n", __func__);
+ goto put_node;
+ }
+
+ sram_base = gen_pool_alloc(sram_pool, at91_slow_clock_sz);
+ if (!sram_base) {
+ pr_warn("%s: unable to alloc ocram!\n", __func__);
+ goto put_node;
+ }
+
+ sram_pbase = gen_pool_virt_to_phys(sram_pool, sram_base);
+ slow_clock = __arm_ioremap_exec(sram_pbase, at91_slow_clock_sz, false);
+
+put_node:
+ of_node_put(node);
+}
+#endif
+
+
+static void __init at91_pm_init(void)
+{
+#ifdef CONFIG_AT91_SLOW_CLOCK
+ at91_pm_sram_init();
#endif
pr_info("AT91: Power Management%s\n", (slow_clock ? " (with slow clock mode)" : ""));
- /* AT91RM9200 SDRAM low-power mode cannot be used with self-refresh. */
- if (cpu_is_at91rm9200())
- at91_ramc_write(0, AT91RM9200_SDRAMC_LPR, 0);
-
if (at91_cpuidle_device.dev.platform_data)
platform_device_register(&at91_cpuidle_device);
suspend_set_ops(&at91_pm_ops);
+}
- return 0;
+void __init at91rm9200_pm_init(void)
+{
+ at91_dt_ramc();
+
+ /*
+ * AT91RM9200 SDRAM low-power mode cannot be used with self-refresh.
+ */
+ at91_ramc_write(0, AT91RM9200_SDRAMC_LPR, 0);
+
+ at91_pm_data.uhp_udp_mask = AT91RM9200_PMC_UHP | AT91RM9200_PMC_UDP;
+ at91_pm_data.memctrl = AT91_MEMCTRL_MC;
+
+ at91_pm_init();
+}
+
+void __init at91sam9260_pm_init(void)
+{
+ at91_dt_ramc();
+ at91_pm_data.memctrl = AT91_MEMCTRL_SDRAMC;
+ at91_pm_data.uhp_udp_mask = AT91SAM926x_PMC_UHP | AT91SAM926x_PMC_UDP;
+ return at91_pm_init();
+}
+
+void __init at91sam9g45_pm_init(void)
+{
+ at91_dt_ramc();
+ at91_pm_data.uhp_udp_mask = AT91SAM926x_PMC_UHP;
+ at91_pm_data.memctrl = AT91_MEMCTRL_DDRSDR;
+ return at91_pm_init();
+}
+
+void __init at91sam9x5_pm_init(void)
+{
+ at91_dt_ramc();
+ at91_pm_data.uhp_udp_mask = AT91SAM926x_PMC_UHP | AT91SAM926x_PMC_UDP;
+ at91_pm_data.memctrl = AT91_MEMCTRL_DDRSDR;
+ return at91_pm_init();
}
-arch_initcall(at91_pm_init);
diff --git a/arch/arm/mach-at91/pm_slowclock.S b/arch/arm/mach-at91/pm_slowclock.S
index 2001877..556151e8 100644
--- a/arch/arm/mach-at91/pm_slowclock.S
+++ b/arch/arm/mach-at91/pm_slowclock.S
@@ -17,15 +17,6 @@
#include <mach/hardware.h>
#include <mach/at91_ramc.h>
-
-#ifdef CONFIG_SOC_AT91SAM9263
-/*
- * FIXME either or both the SDRAM controllers (EB0, EB1) might be in use;
- * handle those cases both here and in the Suspend-To-RAM support.
- */
-#warning Assuming EB1 SDRAM controller is *NOT* used
-#endif
-
/*
* When SLOWDOWN_MASTER_CLOCK is defined we will also slow down the Master
* clock during suspend by adjusting its prescalar and divisor.
diff --git a/arch/arm/mach-at91/board-dt-sama5.c b/arch/arm/mach-at91/sama5.c
index 97f7367..03dcb44 100644
--- a/arch/arm/mach-at91/board-dt-sama5.c
+++ b/arch/arm/mach-at91/sama5.c
@@ -1,5 +1,5 @@
/*
- * Setup code for SAMA5 Evaluation Kits with Device Tree support
+ * Setup code for SAMA5
*
* Copyright (C) 2013 Atmel,
* 2013 Ludovic Desroches <ludovic.desroches@atmel.com>
@@ -19,6 +19,8 @@
#include <linux/clk-provider.h>
#include <linux/phy.h>
+#include <mach/hardware.h>
+
#include <asm/setup.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
@@ -47,6 +49,7 @@ static void __init sama5_dt_device_init(void)
}
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+ at91sam9x5_pm_init();
}
static const char *sama5_dt_board_compat[] __initconst = {
@@ -54,23 +57,54 @@ static const char *sama5_dt_board_compat[] __initconst = {
NULL
};
-DT_MACHINE_START(sama5_dt, "Atmel SAMA5 (Device Tree)")
+DT_MACHINE_START(sama5_dt, "Atmel SAMA5")
/* Maintainer: Atmel */
.map_io = at91_map_io,
- .init_early = at91_dt_initialize,
.init_machine = sama5_dt_device_init,
.dt_compat = sama5_dt_board_compat,
MACHINE_END
+static struct map_desc at91_io_desc[] __initdata = {
+ {
+ .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_MPDDRC),
+ .pfn = __phys_to_pfn(SAMA5D4_BASE_MPDDRC),
+ .length = SZ_512,
+ .type = MT_DEVICE,
+ },
+ {
+ .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_PMC),
+ .pfn = __phys_to_pfn(SAMA5D4_BASE_PMC),
+ .length = SZ_512,
+ .type = MT_DEVICE,
+ },
+ { /* On sama5d4, we use USART3 as serial console */
+ .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_USART3),
+ .pfn = __phys_to_pfn(SAMA5D4_BASE_USART3),
+ .length = SZ_256,
+ .type = MT_DEVICE,
+ },
+ { /* A bunch of peripheral with fine grained IO space */
+ .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_SYS2),
+ .pfn = __phys_to_pfn(SAMA5D4_BASE_SYS2),
+ .length = SZ_2K,
+ .type = MT_DEVICE,
+ },
+};
+
+static void __init sama5_alt_map_io(void)
+{
+ at91_alt_map_io();
+ iotable_init(at91_io_desc, ARRAY_SIZE(at91_io_desc));
+}
+
static const char *sama5_alt_dt_board_compat[] __initconst = {
"atmel,sama5d4",
NULL
};
-DT_MACHINE_START(sama5_alt_dt, "Atmel SAMA5 (Device Tree)")
+DT_MACHINE_START(sama5_alt_dt, "Atmel SAMA5")
/* Maintainer: Atmel */
- .map_io = at91_alt_map_io,
- .init_early = at91_dt_initialize,
+ .map_io = sama5_alt_map_io,
.init_machine = sama5_dt_device_init,
.dt_compat = sama5_alt_dt_board_compat,
.l2c_aux_mask = ~0UL,
diff --git a/arch/arm/mach-at91/sama5d3.c b/arch/arm/mach-at91/sama5d3.c
deleted file mode 100644
index ae58fea..0000000
--- a/arch/arm/mach-at91/sama5d3.c
+++ /dev/null
@@ -1,35 +0,0 @@
-/*
- * Chip-specific setup code for the SAMA5D3 family
- *
- * Copyright (C) 2013 Atmel,
- * 2013 Ludovic Desroches <ludovic.desroches@atmel.com>
- *
- * Licensed under GPLv2 or later.
- */
-
-#include <linux/module.h>
-#include <linux/dma-mapping.h>
-#include <linux/clk/at91_pmc.h>
-
-#include <asm/irq.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <mach/sama5d3.h>
-#include <mach/cpu.h>
-
-#include "soc.h"
-#include "generic.h"
-#include "sam9_smc.h"
-
-/* --------------------------------------------------------------------
- * AT91SAM9x5 processor initialization
- * -------------------------------------------------------------------- */
-
-static void __init sama5d3_map_io(void)
-{
- at91_init_sram(0, SAMA5D3_SRAM_BASE, SAMA5D3_SRAM_SIZE);
-}
-
-AT91_SOC_START(sama5d3)
- .map_io = sama5d3_map_io,
-AT91_SOC_END
diff --git a/arch/arm/mach-at91/sama5d4.c b/arch/arm/mach-at91/sama5d4.c
deleted file mode 100644
index 7638509..0000000
--- a/arch/arm/mach-at91/sama5d4.c
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * Chip-specific setup code for the SAMA5D4 family
- *
- * Copyright (C) 2013 Atmel Corporation,
- * Nicolas Ferre <nicolas.ferre@atmel.com>
- *
- * Licensed under GPLv2 or later.
- */
-
-#include <linux/module.h>
-#include <linux/dma-mapping.h>
-#include <linux/clk/at91_pmc.h>
-
-#include <asm/irq.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <mach/sama5d4.h>
-#include <mach/cpu.h>
-#include <mach/hardware.h>
-
-#include "soc.h"
-#include "generic.h"
-#include "sam9_smc.h"
-
-/* --------------------------------------------------------------------
- * Processor initialization
- * -------------------------------------------------------------------- */
-static struct map_desc at91_io_desc[] __initdata = {
- {
- .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_MPDDRC),
- .pfn = __phys_to_pfn(SAMA5D4_BASE_MPDDRC),
- .length = SZ_512,
- .type = MT_DEVICE,
- },
- {
- .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_PMC),
- .pfn = __phys_to_pfn(SAMA5D4_BASE_PMC),
- .length = SZ_512,
- .type = MT_DEVICE,
- },
- { /* On sama5d4, we use USART3 as serial console */
- .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_USART3),
- .pfn = __phys_to_pfn(SAMA5D4_BASE_USART3),
- .length = SZ_256,
- .type = MT_DEVICE,
- },
- { /* A bunch of peripheral with fine grained IO space */
- .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_SYS2),
- .pfn = __phys_to_pfn(SAMA5D4_BASE_SYS2),
- .length = SZ_2K,
- .type = MT_DEVICE,
- },
-};
-
-
-static void __init sama5d4_map_io(void)
-{
- iotable_init(at91_io_desc, ARRAY_SIZE(at91_io_desc));
- at91_init_sram(0, SAMA5D4_NS_SRAM_BASE, SAMA5D4_NS_SRAM_SIZE);
-}
-
-AT91_SOC_START(sama5d4)
- .map_io = sama5d4_map_io,
-AT91_SOC_END
diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c
index e3c21b4..4e58bc9 100644
--- a/arch/arm/mach-at91/setup.c
+++ b/arch/arm/mach-at91/setup.c
@@ -22,38 +22,12 @@
#include <mach/cpu.h>
#include <mach/at91_dbgu.h>
-#include "soc.h"
#include "generic.h"
#include "pm.h"
-struct at91_init_soc __initdata at91_boot_soc;
-
struct at91_socinfo at91_soc_initdata;
EXPORT_SYMBOL(at91_soc_initdata);
-void __iomem *at91_ramc_base[2];
-EXPORT_SYMBOL_GPL(at91_ramc_base);
-
-static struct map_desc sram_desc[2] __initdata;
-
-void __init at91_init_sram(int bank, unsigned long base, unsigned int length)
-{
- struct map_desc *desc = &sram_desc[bank];
-
- desc->virtual = (unsigned long)AT91_IO_VIRT_BASE - length;
- if (bank > 0)
- desc->virtual -= sram_desc[bank - 1].length;
-
- desc->pfn = __phys_to_pfn(base);
- desc->length = length;
- desc->type = MT_MEMORY_RWX_NONCACHED;
-
- pr_info("sram at 0x%lx of 0x%x mapped at 0x%lx\n",
- base, length, desc->virtual);
-
- iotable_init(desc, 1);
-}
-
static struct map_desc at91_io_desc __initdata __maybe_unused = {
.virtual = (unsigned long)AT91_VA_BASE_SYS,
.pfn = __phys_to_pfn(AT91_BASE_SYS),
@@ -80,61 +54,51 @@ static void __init soc_detect(u32 dbgu_base)
at91_soc_initdata.type = AT91_SOC_RM9200;
if (at91_soc_initdata.subtype == AT91_SOC_SUBTYPE_UNKNOWN)
at91_soc_initdata.subtype = AT91_SOC_RM9200_BGA;
- at91_boot_soc = at91rm9200_soc;
break;
case ARCH_ID_AT91SAM9260:
at91_soc_initdata.type = AT91_SOC_SAM9260;
at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_NONE;
- at91_boot_soc = at91sam9260_soc;
break;
case ARCH_ID_AT91SAM9261:
at91_soc_initdata.type = AT91_SOC_SAM9261;
at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_NONE;
- at91_boot_soc = at91sam9261_soc;
break;
case ARCH_ID_AT91SAM9263:
at91_soc_initdata.type = AT91_SOC_SAM9263;
at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_NONE;
- at91_boot_soc = at91sam9263_soc;
break;
case ARCH_ID_AT91SAM9G20:
at91_soc_initdata.type = AT91_SOC_SAM9G20;
at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_NONE;
- at91_boot_soc = at91sam9260_soc;
break;
case ARCH_ID_AT91SAM9G45:
at91_soc_initdata.type = AT91_SOC_SAM9G45;
if (cidr == ARCH_ID_AT91SAM9G45ES)
at91_soc_initdata.subtype = AT91_SOC_SAM9G45ES;
- at91_boot_soc = at91sam9g45_soc;
break;
case ARCH_ID_AT91SAM9RL64:
at91_soc_initdata.type = AT91_SOC_SAM9RL;
at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_NONE;
- at91_boot_soc = at91sam9rl_soc;
break;
case ARCH_ID_AT91SAM9X5:
at91_soc_initdata.type = AT91_SOC_SAM9X5;
- at91_boot_soc = at91sam9x5_soc;
break;
case ARCH_ID_AT91SAM9N12:
at91_soc_initdata.type = AT91_SOC_SAM9N12;
- at91_boot_soc = at91sam9n12_soc;
break;
case ARCH_ID_SAMA5:
at91_soc_initdata.exid = __raw_readl(AT91_IO_P2V(dbgu_base) + AT91_DBGU_EXID);
if (at91_soc_initdata.exid & ARCH_EXID_SAMA5D3) {
at91_soc_initdata.type = AT91_SOC_SAMA5D3;
- at91_boot_soc = sama5d3_soc;
}
break;
}
@@ -143,13 +107,11 @@ static void __init soc_detect(u32 dbgu_base)
if ((socid & ~AT91_CIDR_EXT) == ARCH_ID_AT91SAM9G10) {
at91_soc_initdata.type = AT91_SOC_SAM9G10;
at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_NONE;
- at91_boot_soc = at91sam9261_soc;
}
/* at91sam9xe */
else if ((cidr & AT91_CIDR_ARCH) == ARCH_FAMILY_AT91SAM9XE) {
at91_soc_initdata.type = AT91_SOC_SAM9260;
at91_soc_initdata.subtype = AT91_SOC_SAM9XE;
- at91_boot_soc = at91sam9260_soc;
}
if (!at91_soc_is_detected())
@@ -229,10 +191,8 @@ static void __init alt_soc_detect(u32 dbgu_base)
at91_soc_initdata.exid = __raw_readl(AT91_ALT_IO_P2V(dbgu_base) + AT91_DBGU_EXID);
if (at91_soc_initdata.exid & ARCH_EXID_SAMA5D3) {
at91_soc_initdata.type = AT91_SOC_SAMA5D3;
- at91_boot_soc = sama5d3_soc;
} else if (at91_soc_initdata.exid & ARCH_EXID_SAMA5D4) {
at91_soc_initdata.type = AT91_SOC_SAMA5D4;
- at91_boot_soc = sama5d4_soc;
}
break;
}
@@ -338,12 +298,6 @@ void __init at91_map_io(void)
if (at91_soc_initdata.subtype != AT91_SOC_SUBTYPE_NONE)
pr_info("Detected soc subtype: %s\n",
at91_get_soc_subtype(&at91_soc_initdata));
-
- if (!at91_soc_is_enabled())
- panic(pr_fmt("Soc not enabled"));
-
- if (at91_boot_soc.map_io)
- at91_boot_soc.map_io();
}
void __init at91_alt_map_io(void)
@@ -363,12 +317,6 @@ void __init at91_alt_map_io(void)
if (at91_soc_initdata.subtype != AT91_SOC_SUBTYPE_NONE)
pr_info("AT91: Detected soc subtype: %s\n",
at91_get_soc_subtype(&at91_soc_initdata));
-
- if (!at91_soc_is_enabled())
- panic("AT91: Soc not enabled");
-
- if (at91_boot_soc.map_io)
- at91_boot_soc.map_io();
}
void __iomem *at91_matrix_base;
@@ -380,48 +328,3 @@ void __init at91_ioremap_matrix(u32 base_addr)
if (!at91_matrix_base)
panic(pr_fmt("Impossible to ioremap at91_matrix_base\n"));
}
-
-static struct of_device_id ramc_ids[] = {
- { .compatible = "atmel,at91rm9200-sdramc", .data = at91rm9200_standby },
- { .compatible = "atmel,at91sam9260-sdramc", .data = at91sam9_sdram_standby },
- { .compatible = "atmel,at91sam9g45-ddramc", .data = at91_ddr_standby },
- { .compatible = "atmel,sama5d3-ddramc", .data = at91_ddr_standby },
- { /*sentinel*/ }
-};
-
-static void at91_dt_ramc(void)
-{
- struct device_node *np;
- const struct of_device_id *of_id;
- int idx = 0;
- const void *standby = NULL;
-
- for_each_matching_node_and_match(np, ramc_ids, &of_id) {
- at91_ramc_base[idx] = of_iomap(np, 0);
- if (!at91_ramc_base[idx])
- panic(pr_fmt("unable to map ramc[%d] cpu registers\n"), idx);
-
- if (!standby)
- standby = of_id->data;
-
- idx++;
- }
-
- if (!idx)
- panic(pr_fmt("unable to find compatible ram controller node in dtb\n"));
-
- if (!standby) {
- pr_warn("ramc no standby function available\n");
- return;
- }
-
- at91_pm_set_standby(standby);
-}
-
-void __init at91_dt_initialize(void)
-{
- at91_dt_ramc();
-
- if (at91_boot_soc.init)
- at91_boot_soc.init();
-}
diff --git a/arch/arm/mach-at91/soc.h b/arch/arm/mach-at91/soc.h
deleted file mode 100644
index ae6c0b2..0000000
--- a/arch/arm/mach-at91/soc.h
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * Copyright (C) 2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
- *
- * Under GPLv2
- */
-
-struct at91_init_soc {
- int builtin;
- void (*map_io)(void);
- void (*init)(void);
-};
-
-extern struct at91_init_soc at91_boot_soc;
-extern struct at91_init_soc at91rm9200_soc;
-extern struct at91_init_soc at91sam9260_soc;
-extern struct at91_init_soc at91sam9261_soc;
-extern struct at91_init_soc at91sam9263_soc;
-extern struct at91_init_soc at91sam9g45_soc;
-extern struct at91_init_soc at91sam9rl_soc;
-extern struct at91_init_soc at91sam9x5_soc;
-extern struct at91_init_soc at91sam9n12_soc;
-extern struct at91_init_soc sama5d3_soc;
-extern struct at91_init_soc sama5d4_soc;
-
-#define AT91_SOC_START(_name) \
-struct at91_init_soc __initdata _name##_soc \
- __used \
- = { \
- .builtin = 1, \
-
-#define AT91_SOC_END \
-};
-
-static inline int at91_soc_is_enabled(void)
-{
- return at91_boot_soc.builtin;
-}
-
-#if !defined(CONFIG_SOC_AT91RM9200)
-#define at91rm9200_soc at91_boot_soc
-#endif
-
-#if !defined(CONFIG_SOC_AT91SAM9260)
-#define at91sam9260_soc at91_boot_soc
-#endif
-
-#if !defined(CONFIG_SOC_AT91SAM9261)
-#define at91sam9261_soc at91_boot_soc
-#endif
-
-#if !defined(CONFIG_SOC_AT91SAM9263)
-#define at91sam9263_soc at91_boot_soc
-#endif
-
-#if !defined(CONFIG_SOC_AT91SAM9G45)
-#define at91sam9g45_soc at91_boot_soc
-#endif
-
-#if !defined(CONFIG_SOC_AT91SAM9RL)
-#define at91sam9rl_soc at91_boot_soc
-#endif
-
-#if !defined(CONFIG_SOC_AT91SAM9X5)
-#define at91sam9x5_soc at91_boot_soc
-#endif
-
-#if !defined(CONFIG_SOC_AT91SAM9N12)
-#define at91sam9n12_soc at91_boot_soc
-#endif
-
-#if !defined(CONFIG_SOC_SAMA5D3)
-#define sama5d3_soc at91_boot_soc
-#endif
-
-#if !defined(CONFIG_SOC_SAMA5D4)
-#define sama5d4_soc at91_boot_soc
-#endif
diff --git a/arch/arm/mach-bcm/platsmp-brcmstb.c b/arch/arm/mach-bcm/platsmp-brcmstb.c
index 31c87a2..e209e6f 100644
--- a/arch/arm/mach-bcm/platsmp-brcmstb.c
+++ b/arch/arm/mach-bcm/platsmp-brcmstb.c
@@ -17,6 +17,7 @@
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/io.h>
+#include <linux/jiffies.h>
#include <linux/of_address.h>
#include <linux/of_platform.h>
#include <linux/printk.h>
@@ -94,10 +95,35 @@ static u32 pwr_ctrl_rd(u32 cpu)
return readl_relaxed(base);
}
-static void pwr_ctrl_wr(u32 cpu, u32 val)
+static void pwr_ctrl_set(unsigned int cpu, u32 val, u32 mask)
{
void __iomem *base = pwr_ctrl_get_base(cpu);
- writel(val, base);
+ writel((readl(base) & mask) | val, base);
+}
+
+static void pwr_ctrl_clr(unsigned int cpu, u32 val, u32 mask)
+{
+ void __iomem *base = pwr_ctrl_get_base(cpu);
+ writel((readl(base) & mask) & ~val, base);
+}
+
+#define POLL_TMOUT_MS 500
+static int pwr_ctrl_wait_tmout(unsigned int cpu, u32 set, u32 mask)
+{
+ const unsigned long timeo = jiffies + msecs_to_jiffies(POLL_TMOUT_MS);
+ u32 tmp;
+
+ do {
+ tmp = pwr_ctrl_rd(cpu) & mask;
+ if (!set == !tmp)
+ return 0;
+ } while (time_before(jiffies, timeo));
+
+ tmp = pwr_ctrl_rd(cpu) & mask;
+ if (!set == !tmp)
+ return 0;
+
+ return -ETIMEDOUT;
}
static void cpu_rst_cfg_set(u32 cpu, int set)
@@ -139,15 +165,22 @@ static void brcmstb_cpu_power_on(u32 cpu)
* The secondary cores power was cut, so we must go through
* power-on initialization.
*/
- u32 tmp;
+ pwr_ctrl_set(cpu, ZONE_MAN_ISO_CNTL_MASK, 0xffffff00);
+ pwr_ctrl_set(cpu, ZONE_MANUAL_CONTROL_MASK, -1);
+ pwr_ctrl_set(cpu, ZONE_RESERVED_1_MASK, -1);
- /* Request zone power up */
- pwr_ctrl_wr(cpu, ZONE_PWR_UP_REQ_MASK);
+ pwr_ctrl_set(cpu, ZONE_MAN_MEM_PWR_MASK, -1);
- /* Wait for the power up FSM to complete */
- do {
- tmp = pwr_ctrl_rd(cpu);
- } while (!(tmp & ZONE_PWR_ON_STATE_MASK));
+ if (pwr_ctrl_wait_tmout(cpu, 1, ZONE_MEM_PWR_STATE_MASK))
+ panic("ZONE_MEM_PWR_STATE_MASK set timeout");
+
+ pwr_ctrl_set(cpu, ZONE_MAN_CLKEN_MASK, -1);
+
+ if (pwr_ctrl_wait_tmout(cpu, 1, ZONE_DPG_PWR_STATE_MASK))
+ panic("ZONE_DPG_PWR_STATE_MASK set timeout");
+
+ pwr_ctrl_clr(cpu, ZONE_MAN_ISO_CNTL_MASK, -1);
+ pwr_ctrl_set(cpu, ZONE_MAN_RESET_CNTL_MASK, -1);
}
static int brcmstb_cpu_get_power_state(u32 cpu)
@@ -174,25 +207,33 @@ static void brcmstb_cpu_die(u32 cpu)
static int brcmstb_cpu_kill(u32 cpu)
{
- u32 tmp;
+ /*
+ * Ordinarily, the hardware forbids power-down of CPU0 (which is good
+ * because it is the boot CPU), but this is not true when using BPCM
+ * manual mode. Consequently, we must avoid turning off CPU0 here to
+ * ensure that TI2C master reset will work.
+ */
+ if (cpu == 0) {
+ pr_warn("SMP: refusing to power off CPU0\n");
+ return 1;
+ }
while (per_cpu_sw_state_rd(cpu))
;
- /* Program zone reset */
- pwr_ctrl_wr(cpu, ZONE_RESET_STATE_MASK | ZONE_BLK_RST_ASSERT_MASK |
- ZONE_PWR_DN_REQ_MASK);
+ pwr_ctrl_set(cpu, ZONE_MANUAL_CONTROL_MASK, -1);
+ pwr_ctrl_clr(cpu, ZONE_MAN_RESET_CNTL_MASK, -1);
+ pwr_ctrl_clr(cpu, ZONE_MAN_CLKEN_MASK, -1);
+ pwr_ctrl_set(cpu, ZONE_MAN_ISO_CNTL_MASK, -1);
+ pwr_ctrl_clr(cpu, ZONE_MAN_MEM_PWR_MASK, -1);
- /* Verify zone reset */
- tmp = pwr_ctrl_rd(cpu);
- if (!(tmp & ZONE_RESET_STATE_MASK))
- pr_err("%s: Zone reset bit for CPU %d not asserted!\n",
- __func__, cpu);
+ if (pwr_ctrl_wait_tmout(cpu, 0, ZONE_MEM_PWR_STATE_MASK))
+ panic("ZONE_MEM_PWR_STATE_MASK clear timeout");
- /* Wait for power down */
- do {
- tmp = pwr_ctrl_rd(cpu);
- } while (!(tmp & ZONE_PWR_OFF_STATE_MASK));
+ pwr_ctrl_clr(cpu, ZONE_RESERVED_1_MASK, -1);
+
+ if (pwr_ctrl_wait_tmout(cpu, 0, ZONE_DPG_PWR_STATE_MASK))
+ panic("ZONE_DPG_PWR_STATE_MASK clear timeout");
/* Flush pipeline before resetting CPU */
mb();
diff --git a/arch/arm/mach-digicolor/Kconfig b/arch/arm/mach-digicolor/Kconfig
new file mode 100644
index 0000000..4f36d8d
--- /dev/null
+++ b/arch/arm/mach-digicolor/Kconfig
@@ -0,0 +1,7 @@
+config ARCH_DIGICOLOR
+ bool "Conexant Digicolor SoC Support"
+ depends on ARCH_MULTI_V7
+ select CLKSRC_MMIO
+ select DIGICOLOR_TIMER
+ select GENERIC_IRQ_CHIP
+ select MFD_SYSCON
diff --git a/arch/arm/mach-digicolor/Makefile b/arch/arm/mach-digicolor/Makefile
new file mode 100644
index 0000000..3d8a1d2
--- /dev/null
+++ b/arch/arm/mach-digicolor/Makefile
@@ -0,0 +1 @@
+obj-$(CONFIG_ARCH_DIGICOLOR) += digicolor.o
diff --git a/arch/arm/mach-digicolor/digicolor.c b/arch/arm/mach-digicolor/digicolor.c
new file mode 100644
index 0000000..cfc88d1
--- /dev/null
+++ b/arch/arm/mach-digicolor/digicolor.c
@@ -0,0 +1,18 @@
+/*
+ * Support for Conexant Digicolor SoCs
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <asm/mach/arch.h>
+
+static const char *digicolor_dt_compat[] __initconst = {
+ "cnxt,cx92755",
+ NULL,
+};
+
+DT_MACHINE_START(DIGICOLOR, "Conexant Digicolor (Flattened Device Tree)")
+ .dt_compat = digicolor_dt_compat,
+MACHINE_END
diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c
index 2c84439..78eca99b 100644
--- a/arch/arm/mach-exynos/exynos.c
+++ b/arch/arm/mach-exynos/exynos.c
@@ -247,6 +247,7 @@ static void __init exynos_reserve(void)
"samsung,mfc-v5",
"samsung,mfc-v6",
"samsung,mfc-v7",
+ "samsung,mfc-v8",
};
for (i = 0; i < ARRAY_SIZE(mfc_mem); i++)
diff --git a/arch/arm/mach-exynos/regs-pmu.h b/arch/arm/mach-exynos/regs-pmu.h
index b5f4406..eb461e1 100644
--- a/arch/arm/mach-exynos/regs-pmu.h
+++ b/arch/arm/mach-exynos/regs-pmu.h
@@ -160,12 +160,14 @@
#define EXYNOS5_L2RSTDISABLE_VALUE BIT(3)
#define S5P_PAD_RET_MAUDIO_OPTION 0x3028
+#define S5P_PAD_RET_MMC2_OPTION 0x30c8
#define S5P_PAD_RET_GPIO_OPTION 0x3108
#define S5P_PAD_RET_UART_OPTION 0x3128
#define S5P_PAD_RET_MMCA_OPTION 0x3148
#define S5P_PAD_RET_MMCB_OPTION 0x3168
#define S5P_PAD_RET_EBIA_OPTION 0x3188
#define S5P_PAD_RET_EBIB_OPTION 0x31A8
+#define S5P_PAD_RET_SPI_OPTION 0x31c8
#define S5P_PS_HOLD_CONTROL 0x330C
#define S5P_PS_HOLD_EN (1 << 31)
@@ -326,6 +328,7 @@
(EXYNOS3_ARM_CORE0_OPTION + ((_nr) * 0x80))
#define EXYNOS3_ARM_COMMON_OPTION 0x2408
+#define EXYNOS3_ARM_L2_OPTION 0x2608
#define EXYNOS3_TOP_PWR_OPTION 0x2C48
#define EXYNOS3_CORE_TOP_PWR_OPTION 0x2CA8
#define EXYNOS3_XUSBXTI_DURATION 0x341C
diff --git a/arch/arm/mach-exynos/suspend.c b/arch/arm/mach-exynos/suspend.c
index 342797b..82e6b6f 100644
--- a/arch/arm/mach-exynos/suspend.c
+++ b/arch/arm/mach-exynos/suspend.c
@@ -86,6 +86,12 @@ static unsigned int exynos_pmu_spare3;
static u32 exynos_irqwake_intmask = 0xffffffff;
+static const struct exynos_wkup_irq exynos3250_wkup_irq[] = {
+ { 73, BIT(1) }, /* RTC alarm */
+ { 74, BIT(2) }, /* RTC tick */
+ { /* sentinel */ },
+};
+
static const struct exynos_wkup_irq exynos4_wkup_irq[] = {
{ 76, BIT(1) }, /* RTC alarm */
{ 77, BIT(2) }, /* RTC tick */
@@ -109,6 +115,19 @@ unsigned int exynos_release_ret_regs[] = {
REG_TABLE_END,
};
+unsigned int exynos3250_release_ret_regs[] = {
+ S5P_PAD_RET_MAUDIO_OPTION,
+ S5P_PAD_RET_GPIO_OPTION,
+ S5P_PAD_RET_UART_OPTION,
+ S5P_PAD_RET_MMCA_OPTION,
+ S5P_PAD_RET_MMCB_OPTION,
+ S5P_PAD_RET_EBIA_OPTION,
+ S5P_PAD_RET_EBIB_OPTION,
+ S5P_PAD_RET_MMC2_OPTION,
+ S5P_PAD_RET_SPI_OPTION,
+ REG_TABLE_END,
+};
+
unsigned int exynos5420_release_ret_regs[] = {
EXYNOS_PAD_RET_DRAM_OPTION,
EXYNOS_PAD_RET_MAUDIO_OPTION,
@@ -168,6 +187,12 @@ static int exynos_cpu_suspend(unsigned long arg)
return exynos_cpu_do_idle();
}
+static int exynos3250_cpu_suspend(unsigned long arg)
+{
+ flush_cache_all();
+ return exynos_cpu_do_idle();
+}
+
static int exynos5420_cpu_suspend(unsigned long arg)
{
/* MCPM works with HW CPU identifiers */
@@ -225,6 +250,23 @@ static void exynos_pm_prepare(void)
pmu_raw_writel(virt_to_phys(exynos_cpu_resume), S5P_INFORM0);
}
+static void exynos3250_pm_prepare(void)
+{
+ unsigned int tmp;
+
+ /* Set wake-up mask registers */
+ exynos_pm_set_wakeup_mask();
+
+ tmp = pmu_raw_readl(EXYNOS3_ARM_L2_OPTION);
+ tmp &= ~EXYNOS5_OPTION_USE_RETENTION;
+ pmu_raw_writel(tmp, EXYNOS3_ARM_L2_OPTION);
+
+ exynos_pm_enter_sleep_mode();
+
+ /* ensure at least INFORM0 has the resume address */
+ pmu_raw_writel(virt_to_phys(exynos_cpu_resume), S5P_INFORM0);
+}
+
static void exynos5420_pm_prepare(void)
{
unsigned int tmp;
@@ -339,6 +381,28 @@ early_wakeup:
pmu_raw_writel(0x0, S5P_INFORM1);
}
+static void exynos3250_pm_resume(void)
+{
+ u32 cpuid = read_cpuid_part();
+
+ if (exynos_pm_central_resume())
+ goto early_wakeup;
+
+ /* For release retention */
+ exynos_pm_release_retention();
+
+ pmu_raw_writel(S5P_USE_STANDBY_WFI_ALL, S5P_CENTRAL_SEQ_OPTION);
+
+ if (call_firmware_op(resume) == -ENOSYS
+ && cpuid == ARM_CPU_PART_CORTEX_A9)
+ exynos_cpu_restore_register();
+
+early_wakeup:
+
+ /* Clear SLEEP mode set in INFORM1 */
+ pmu_raw_writel(0x0, S5P_INFORM1);
+}
+
static void exynos5420_prepare_pm_resume(void)
{
if (IS_ENABLED(CONFIG_EXYNOS5420_MCPM))
@@ -478,6 +542,16 @@ static const struct platform_suspend_ops exynos_suspend_ops = {
.valid = suspend_valid_only_mem,
};
+static const struct exynos_pm_data exynos3250_pm_data = {
+ .wkup_irq = exynos3250_wkup_irq,
+ .wake_disable_mask = ((0xFF << 8) | (0x1F << 1)),
+ .release_ret_regs = exynos3250_release_ret_regs,
+ .pm_suspend = exynos_pm_suspend,
+ .pm_resume = exynos3250_pm_resume,
+ .pm_prepare = exynos3250_pm_prepare,
+ .cpu_suspend = exynos3250_cpu_suspend,
+};
+
static const struct exynos_pm_data exynos4_pm_data = {
.wkup_irq = exynos4_wkup_irq,
.wake_disable_mask = ((0xFF << 8) | (0x1F << 1)),
@@ -511,6 +585,9 @@ static struct exynos_pm_data exynos5420_pm_data = {
static struct of_device_id exynos_pmu_of_device_ids[] = {
{
+ .compatible = "samsung,exynos3250-pmu",
+ .data = &exynos3250_pm_data,
+ }, {
.compatible = "samsung,exynos4210-pmu",
.data = &exynos4_pm_data,
}, {
diff --git a/arch/arm/mach-hisi/Kconfig b/arch/arm/mach-hisi/Kconfig
index cd19433..83061ad 100644
--- a/arch/arm/mach-hisi/Kconfig
+++ b/arch/arm/mach-hisi/Kconfig
@@ -22,6 +22,14 @@ config ARCH_HI3xxx
help
Support for Hisilicon Hi36xx SoC family
+config ARCH_HIP01
+ bool "Hisilicon HIP01 family" if ARCH_MULTI_V7
+ select HAVE_ARM_SCU if SMP
+ select HAVE_ARM_TWD if SMP
+ select ARM_GLOBAL_TIMER
+ help
+ Support for Hisilicon HIP01 SoC family
+
config ARCH_HIP04
bool "Hisilicon HiP04 Cortex A15 family" if ARCH_MULTI_V7
select ARM_ERRATA_798181 if SMP
diff --git a/arch/arm/mach-hisi/core.h b/arch/arm/mach-hisi/core.h
index 88b1f48..92a682d 100644
--- a/arch/arm/mach-hisi/core.h
+++ b/arch/arm/mach-hisi/core.h
@@ -12,9 +12,12 @@ extern void hi3xxx_cpu_die(unsigned int cpu);
extern int hi3xxx_cpu_kill(unsigned int cpu);
extern void hi3xxx_set_cpu(int cpu, bool enable);
-extern void hix5hd2_secondary_startup(void);
+extern void hisi_secondary_startup(void);
extern struct smp_operations hix5hd2_smp_ops;
extern void hix5hd2_set_cpu(int cpu, bool enable);
extern void hix5hd2_cpu_die(unsigned int cpu);
+extern struct smp_operations hip01_smp_ops;
+extern void hip01_set_cpu(int cpu, bool enable);
+extern void hip01_cpu_die(unsigned int cpu);
#endif
diff --git a/arch/arm/mach-hisi/headsmp.S b/arch/arm/mach-hisi/headsmp.S
index 278889c..81e35b1 100644
--- a/arch/arm/mach-hisi/headsmp.S
+++ b/arch/arm/mach-hisi/headsmp.S
@@ -11,6 +11,6 @@
__CPUINIT
-ENTRY(hix5hd2_secondary_startup)
+ENTRY(hisi_secondary_startup)
bl v7_invalidate_l1
b secondary_startup
diff --git a/arch/arm/mach-hisi/hisilicon.c b/arch/arm/mach-hisi/hisilicon.c
index 7744c35..76b9070 100644
--- a/arch/arm/mach-hisi/hisilicon.c
+++ b/arch/arm/mach-hisi/hisilicon.c
@@ -72,3 +72,13 @@ static const char *hip04_compat[] __initconst = {
DT_MACHINE_START(HIP04, "Hisilicon HiP04 (Flattened Device Tree)")
.dt_compat = hip04_compat,
MACHINE_END
+
+static const char *hip01_compat[] __initconst = {
+ "hisilicon,hip01",
+ "hisilicon,hip01-ca9x2",
+ NULL,
+};
+
+DT_MACHINE_START(HIP01, "Hisilicon HIP01 (Flattened Device Tree)")
+ .dt_compat = hip01_compat,
+MACHINE_END
diff --git a/arch/arm/mach-hisi/hotplug.c b/arch/arm/mach-hisi/hotplug.c
index 84e6919..a129aae 100644
--- a/arch/arm/mach-hisi/hotplug.c
+++ b/arch/arm/mach-hisi/hotplug.c
@@ -65,6 +65,9 @@
#define PMC0_CPU1_PMC_ENABLE (1 << 7)
#define PMC0_CPU1_POWERDOWN (1 << 3)
+#define HIP01_PERI9 0x50
+#define PERI9_CPU1_RESET (1 << 1)
+
enum {
HI3620_CTRL,
ERROR_CTRL,
@@ -209,6 +212,34 @@ void hix5hd2_set_cpu(int cpu, bool enable)
}
}
+void hip01_set_cpu(int cpu, bool enable)
+{
+ unsigned int temp;
+ struct device_node *np;
+
+ if (!ctrl_base) {
+ np = of_find_compatible_node(NULL, NULL, "hisilicon,hip01-sysctrl");
+ if (np)
+ ctrl_base = of_iomap(np, 0);
+ else
+ BUG();
+ }
+
+ if (enable) {
+ /* reset on CPU1 */
+ temp = readl_relaxed(ctrl_base + HIP01_PERI9);
+ temp |= PERI9_CPU1_RESET;
+ writel_relaxed(temp, ctrl_base + HIP01_PERI9);
+
+ udelay(50);
+
+ /* unreset on CPU1 */
+ temp = readl_relaxed(ctrl_base + HIP01_PERI9);
+ temp &= ~PERI9_CPU1_RESET;
+ writel_relaxed(temp, ctrl_base + HIP01_PERI9);
+ }
+}
+
static inline void cpu_enter_lowpower(void)
{
unsigned int v;
diff --git a/arch/arm/mach-hisi/platsmp.c b/arch/arm/mach-hisi/platsmp.c
index 575dd82..8880c8e 100644
--- a/arch/arm/mach-hisi/platsmp.c
+++ b/arch/arm/mach-hisi/platsmp.c
@@ -10,10 +10,12 @@
#include <linux/smp.h>
#include <linux/io.h>
#include <linux/of_address.h>
+#include <linux/delay.h>
#include <asm/cacheflush.h>
#include <asm/smp_plat.h>
#include <asm/smp_scu.h>
+#include <asm/mach/map.h>
#include "core.h"
@@ -96,7 +98,7 @@ struct smp_operations hi3xxx_smp_ops __initdata = {
#endif
};
-static void __init hix5hd2_smp_prepare_cpus(unsigned int max_cpus)
+static void __init hisi_common_smp_prepare_cpus(unsigned int max_cpus)
{
hisi_enable_scu_a9();
}
@@ -116,7 +118,7 @@ static int hix5hd2_boot_secondary(unsigned int cpu, struct task_struct *idle)
{
phys_addr_t jumpaddr;
- jumpaddr = virt_to_phys(hix5hd2_secondary_startup);
+ jumpaddr = virt_to_phys(hisi_secondary_startup);
hix5hd2_set_scu_boot_addr(HIX5HD2_BOOT_ADDRESS, jumpaddr);
hix5hd2_set_cpu(cpu, true);
arch_send_wakeup_ipi_mask(cpumask_of(cpu));
@@ -125,12 +127,60 @@ static int hix5hd2_boot_secondary(unsigned int cpu, struct task_struct *idle)
struct smp_operations hix5hd2_smp_ops __initdata = {
- .smp_prepare_cpus = hix5hd2_smp_prepare_cpus,
+ .smp_prepare_cpus = hisi_common_smp_prepare_cpus,
.smp_boot_secondary = hix5hd2_boot_secondary,
#ifdef CONFIG_HOTPLUG_CPU
.cpu_die = hix5hd2_cpu_die,
#endif
};
+
+#define SC_SCTL_REMAP_CLR 0x00000100
+#define HIP01_BOOT_ADDRESS 0x80000000
+#define REG_SC_CTRL 0x000
+
+void hip01_set_boot_addr(phys_addr_t start_addr, phys_addr_t jump_addr)
+{
+ void __iomem *virt;
+
+ virt = phys_to_virt(start_addr);
+
+ writel_relaxed(0xe51ff004, virt);
+ writel_relaxed(jump_addr, virt + 4);
+}
+
+static int hip01_boot_secondary(unsigned int cpu, struct task_struct *idle)
+{
+ phys_addr_t jumpaddr;
+ unsigned int remap_reg_value = 0;
+ struct device_node *node;
+
+
+ jumpaddr = virt_to_phys(hisi_secondary_startup);
+ hip01_set_boot_addr(HIP01_BOOT_ADDRESS, jumpaddr);
+
+ node = of_find_compatible_node(NULL, NULL, "hisilicon,hip01-sysctrl");
+ if (WARN_ON(!node))
+ return -1;
+ ctrl_base = of_iomap(node, 0);
+
+ /* set the secondary core boot from DDR */
+ remap_reg_value = readl_relaxed(ctrl_base + REG_SC_CTRL);
+ barrier();
+ remap_reg_value |= SC_SCTL_REMAP_CLR;
+ barrier();
+ writel_relaxed(remap_reg_value, ctrl_base + REG_SC_CTRL);
+
+ hip01_set_cpu(cpu, true);
+
+ return 0;
+}
+
+struct smp_operations hip01_smp_ops __initdata = {
+ .smp_prepare_cpus = hisi_common_smp_prepare_cpus,
+ .smp_boot_secondary = hip01_boot_secondary,
+};
+
CPU_METHOD_OF_DECLARE(hi3xxx_smp, "hisilicon,hi3620-smp", &hi3xxx_smp_ops);
CPU_METHOD_OF_DECLARE(hix5hd2_smp, "hisilicon,hix5hd2-smp", &hix5hd2_smp_ops);
+CPU_METHOD_OF_DECLARE(hip01_smp, "hisilicon,hip01-smp", &hip01_smp_ops);
diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile
index f5ac685..8d1b101 100644
--- a/arch/arm/mach-imx/Makefile
+++ b/arch/arm/mach-imx/Makefile
@@ -32,8 +32,7 @@ ifeq ($(CONFIG_CPU_IDLE),y)
obj-$(CONFIG_SOC_IMX5) += cpuidle-imx5.o
obj-$(CONFIG_SOC_IMX6Q) += cpuidle-imx6q.o
obj-$(CONFIG_SOC_IMX6SL) += cpuidle-imx6sl.o
-# i.MX6SX reuses i.MX6Q cpuidle driver
-obj-$(CONFIG_SOC_IMX6SX) += cpuidle-imx6q.o
+obj-$(CONFIG_SOC_IMX6SX) += cpuidle-imx6sx.o
endif
ifdef CONFIG_SND_IMX_SOC
diff --git a/arch/arm/mach-imx/clk-gate2.c b/arch/arm/mach-imx/clk-gate2.c
index 5a75cdc..8935bff 100644
--- a/arch/arm/mach-imx/clk-gate2.c
+++ b/arch/arm/mach-imx/clk-gate2.c
@@ -96,15 +96,30 @@ static int clk_gate2_is_enabled(struct clk_hw *hw)
{
struct clk_gate2 *gate = to_clk_gate2(hw);
- if (gate->share_count)
- return !!__clk_get_enable_count(hw->clk);
- else
- return clk_gate2_reg_is_enabled(gate->reg, gate->bit_idx);
+ return clk_gate2_reg_is_enabled(gate->reg, gate->bit_idx);
+}
+
+static void clk_gate2_disable_unused(struct clk_hw *hw)
+{
+ struct clk_gate2 *gate = to_clk_gate2(hw);
+ unsigned long flags = 0;
+ u32 reg;
+
+ spin_lock_irqsave(gate->lock, flags);
+
+ if (!gate->share_count || *gate->share_count == 0) {
+ reg = readl(gate->reg);
+ reg &= ~(3 << gate->bit_idx);
+ writel(reg, gate->reg);
+ }
+
+ spin_unlock_irqrestore(gate->lock, flags);
}
static struct clk_ops clk_gate2_ops = {
.enable = clk_gate2_enable,
.disable = clk_gate2_disable,
+ .disable_unused = clk_gate2_disable_unused,
.is_enabled = clk_gate2_is_enabled,
};
diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c
index 2daef61..d04a430 100644
--- a/arch/arm/mach-imx/clk-imx6q.c
+++ b/arch/arm/mach-imx/clk-imx6q.c
@@ -386,7 +386,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
clk[IMX6Q_CLK_ECSPI5] = imx_clk_gate2("ecspi5", "ecspi_root", base + 0x6c, 8);
clk[IMX6QDL_CLK_ENET] = imx_clk_gate2("enet", "ipg", base + 0x6c, 10);
clk[IMX6QDL_CLK_ESAI_EXTAL] = imx_clk_gate2_shared("esai_extal", "esai_podf", base + 0x6c, 16, &share_count_esai);
- clk[IMX6QDL_CLK_ESAI_IPG] = imx_clk_gate2_shared("esai_ipg", "ipg", base + 0x6c, 16, &share_count_esai);
+ clk[IMX6QDL_CLK_ESAI_IPG] = imx_clk_gate2_shared("esai_ipg", "ahb", base + 0x6c, 16, &share_count_esai);
clk[IMX6QDL_CLK_ESAI_MEM] = imx_clk_gate2_shared("esai_mem", "ahb", base + 0x6c, 16, &share_count_esai);
clk[IMX6QDL_CLK_GPT_IPG] = imx_clk_gate2("gpt_ipg", "ipg", base + 0x6c, 20);
clk[IMX6QDL_CLK_GPT_IPG_PER] = imx_clk_gate2("gpt_ipg_per", "ipg_per", base + 0x6c, 22);
diff --git a/arch/arm/mach-imx/clk-pllv3.c b/arch/arm/mach-imx/clk-pllv3.c
index 0ad6e54..641ebc5 100644
--- a/arch/arm/mach-imx/clk-pllv3.c
+++ b/arch/arm/mach-imx/clk-pllv3.c
@@ -31,6 +31,7 @@
* @base: base address of PLL registers
* @powerup_set: set POWER bit to power up the PLL
* @div_mask: mask of divider bits
+ * @div_shift: shift of divider bits
*
* IMX PLL clock version 3, found on i.MX6 series. Divider for pllv3
* is actually a multiplier, and always sits at bit 0.
@@ -40,6 +41,7 @@ struct clk_pllv3 {
void __iomem *base;
bool powerup_set;
u32 div_mask;
+ u32 div_shift;
};
#define to_clk_pllv3(_hw) container_of(_hw, struct clk_pllv3, hw)
@@ -97,7 +99,7 @@ static unsigned long clk_pllv3_recalc_rate(struct clk_hw *hw,
unsigned long parent_rate)
{
struct clk_pllv3 *pll = to_clk_pllv3(hw);
- u32 div = readl_relaxed(pll->base) & pll->div_mask;
+ u32 div = (readl_relaxed(pll->base) >> pll->div_shift) & pll->div_mask;
return (div == 1) ? parent_rate * 22 : parent_rate * 20;
}
@@ -125,8 +127,8 @@ static int clk_pllv3_set_rate(struct clk_hw *hw, unsigned long rate,
return -EINVAL;
val = readl_relaxed(pll->base);
- val &= ~pll->div_mask;
- val |= div;
+ val &= ~(pll->div_mask << pll->div_shift);
+ val |= (div << pll->div_shift);
writel_relaxed(val, pll->base);
return clk_pllv3_wait_lock(pll);
@@ -295,6 +297,8 @@ struct clk *imx_clk_pllv3(enum imx_pllv3_type type, const char *name,
case IMX_PLLV3_SYS:
ops = &clk_pllv3_sys_ops;
break;
+ case IMX_PLLV3_USB_VF610:
+ pll->div_shift = 1;
case IMX_PLLV3_USB:
ops = &clk_pllv3_ops;
pll->powerup_set = true;
diff --git a/arch/arm/mach-imx/clk-vf610.c b/arch/arm/mach-imx/clk-vf610.c
index 5937dde..61876ed 100644
--- a/arch/arm/mach-imx/clk-vf610.c
+++ b/arch/arm/mach-imx/clk-vf610.c
@@ -172,11 +172,11 @@ static void __init vf610_clocks_init(struct device_node *ccm_node)
clk[VF610_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll1", "pll1_bypass_src", PLL1_CTRL, 0x1);
clk[VF610_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "pll2_bypass_src", PLL2_CTRL, 0x1);
- clk[VF610_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB, "pll3", "pll3_bypass_src", PLL3_CTRL, 0x1);
+ clk[VF610_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB_VF610, "pll3", "pll3_bypass_src", PLL3_CTRL, 0x2);
clk[VF610_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV, "pll4", "pll4_bypass_src", PLL4_CTRL, 0x7f);
clk[VF610_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll5", "pll5_bypass_src", PLL5_CTRL, 0x3);
clk[VF610_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_AV, "pll6", "pll6_bypass_src", PLL6_CTRL, 0x7f);
- clk[VF610_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7", "pll7_bypass_src", PLL7_CTRL, 0x1);
+ clk[VF610_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB_VF610, "pll7", "pll7_bypass_src", PLL7_CTRL, 0x2);
clk[VF610_PLL1_BYPASS] = imx_clk_mux_flags("pll1_bypass", PLL1_CTRL, 16, 1, pll1_bypass_sels, ARRAY_SIZE(pll1_bypass_sels), CLK_SET_RATE_PARENT);
clk[VF610_PLL2_BYPASS] = imx_clk_mux_flags("pll2_bypass", PLL2_CTRL, 16, 1, pll2_bypass_sels, ARRAY_SIZE(pll2_bypass_sels), CLK_SET_RATE_PARENT);
@@ -267,6 +267,8 @@ static void __init vf610_clocks_init(struct device_node *ccm_node)
clk[VF610_CLK_UART1] = imx_clk_gate2("uart1", "ipg_bus", CCM_CCGR0, CCM_CCGRx_CGn(8));
clk[VF610_CLK_UART2] = imx_clk_gate2("uart2", "ipg_bus", CCM_CCGR0, CCM_CCGRx_CGn(9));
clk[VF610_CLK_UART3] = imx_clk_gate2("uart3", "ipg_bus", CCM_CCGR0, CCM_CCGRx_CGn(10));
+ clk[VF610_CLK_UART4] = imx_clk_gate2("uart4", "ipg_bus", CCM_CCGR6, CCM_CCGRx_CGn(9));
+ clk[VF610_CLK_UART5] = imx_clk_gate2("uart5", "ipg_bus", CCM_CCGR6, CCM_CCGRx_CGn(10));
clk[VF610_CLK_I2C0] = imx_clk_gate2("i2c0", "ipg_bus", CCM_CCGR4, CCM_CCGRx_CGn(6));
clk[VF610_CLK_I2C1] = imx_clk_gate2("i2c1", "ipg_bus", CCM_CCGR4, CCM_CCGRx_CGn(7));
@@ -380,6 +382,8 @@ static void __init vf610_clocks_init(struct device_node *ccm_node)
clk[VF610_CLK_DMAMUX2] = imx_clk_gate2("dmamux2", "platform_bus", CCM_CCGR6, CCM_CCGRx_CGn(1));
clk[VF610_CLK_DMAMUX3] = imx_clk_gate2("dmamux3", "platform_bus", CCM_CCGR6, CCM_CCGRx_CGn(2));
+ clk[VF610_CLK_SNVS] = imx_clk_gate2("snvs-rtc", "ipg_bus", CCM_CCGR6, CCM_CCGRx_CGn(7));
+
imx_check_clocks(clk, ARRAY_SIZE(clk));
clk_set_parent(clk[VF610_CLK_QSPI0_SEL], clk[VF610_CLK_PLL1_PFD4]);
diff --git a/arch/arm/mach-imx/clk.h b/arch/arm/mach-imx/clk.h
index 5ef82e2..6a07903 100644
--- a/arch/arm/mach-imx/clk.h
+++ b/arch/arm/mach-imx/clk.h
@@ -20,6 +20,7 @@ enum imx_pllv3_type {
IMX_PLLV3_GENERIC,
IMX_PLLV3_SYS,
IMX_PLLV3_USB,
+ IMX_PLLV3_USB_VF610,
IMX_PLLV3_AV,
IMX_PLLV3_ENET,
};
diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h
index cfcdb62..1028b6c 100644
--- a/arch/arm/mach-imx/common.h
+++ b/arch/arm/mach-imx/common.h
@@ -70,6 +70,10 @@ void imx_set_soc_revision(unsigned int rev);
unsigned int imx_get_soc_revision(void);
void imx_init_revision_from_anatop(void);
struct device *imx_soc_device_init(void);
+void imx6_enable_rbc(bool enable);
+void imx_gpc_set_arm_power_in_lpm(bool power_off);
+void imx_gpc_set_arm_power_up_timing(u32 sw2iso, u32 sw);
+void imx_gpc_set_arm_power_down_timing(u32 sw2iso, u32 sw);
enum mxc_cpu_pwr_mode {
WAIT_CLOCKED, /* wfi only */
diff --git a/arch/arm/mach-imx/cpuidle-imx6sx.c b/arch/arm/mach-imx/cpuidle-imx6sx.c
new file mode 100644
index 0000000..5a36722
--- /dev/null
+++ b/arch/arm/mach-imx/cpuidle-imx6sx.c
@@ -0,0 +1,105 @@
+/*
+ * Copyright (C) 2014 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/cpuidle.h>
+#include <linux/cpu_pm.h>
+#include <linux/module.h>
+#include <asm/cpuidle.h>
+#include <asm/proc-fns.h>
+#include <asm/suspend.h>
+
+#include "common.h"
+#include "cpuidle.h"
+
+static int imx6sx_idle_finish(unsigned long val)
+{
+ cpu_do_idle();
+
+ return 0;
+}
+
+static int imx6sx_enter_wait(struct cpuidle_device *dev,
+ struct cpuidle_driver *drv, int index)
+{
+ imx6q_set_lpm(WAIT_UNCLOCKED);
+
+ switch (index) {
+ case 1:
+ cpu_do_idle();
+ break;
+ case 2:
+ imx6_enable_rbc(true);
+ imx_gpc_set_arm_power_in_lpm(true);
+ imx_set_cpu_jump(0, v7_cpu_resume);
+ /* Need to notify there is a cpu pm operation. */
+ cpu_pm_enter();
+ cpu_cluster_pm_enter();
+
+ cpu_suspend(0, imx6sx_idle_finish);
+
+ cpu_cluster_pm_exit();
+ cpu_pm_exit();
+ imx_gpc_set_arm_power_in_lpm(false);
+ imx6_enable_rbc(false);
+ break;
+ default:
+ break;
+ }
+
+ imx6q_set_lpm(WAIT_CLOCKED);
+
+ return index;
+}
+
+static struct cpuidle_driver imx6sx_cpuidle_driver = {
+ .name = "imx6sx_cpuidle",
+ .owner = THIS_MODULE,
+ .states = {
+ /* WFI */
+ ARM_CPUIDLE_WFI_STATE,
+ /* WAIT */
+ {
+ .exit_latency = 50,
+ .target_residency = 75,
+ .flags = CPUIDLE_FLAG_TIMER_STOP,
+ .enter = imx6sx_enter_wait,
+ .name = "WAIT",
+ .desc = "Clock off",
+ },
+ /* WAIT + ARM power off */
+ {
+ /*
+ * ARM gating 31us * 5 + RBC clear 65us
+ * and some margin for SW execution, here set it
+ * to 300us.
+ */
+ .exit_latency = 300,
+ .target_residency = 500,
+ .enter = imx6sx_enter_wait,
+ .name = "LOW-POWER-IDLE",
+ .desc = "ARM power off",
+ },
+ },
+ .state_count = 3,
+ .safe_state_index = 0,
+};
+
+int __init imx6sx_cpuidle_init(void)
+{
+ imx6_enable_rbc(false);
+ /*
+ * set ARM power up/down timing to the fastest,
+ * sw2iso and sw can be set to one 32K cycle = 31us
+ * except for power up sw2iso which need to be
+ * larger than LDO ramp up time.
+ */
+ imx_gpc_set_arm_power_up_timing(2, 1);
+ imx_gpc_set_arm_power_down_timing(1, 1);
+
+ return cpuidle_register(&imx6sx_cpuidle_driver, NULL);
+}
diff --git a/arch/arm/mach-imx/cpuidle.h b/arch/arm/mach-imx/cpuidle.h
index 24e3367..f914012 100644
--- a/arch/arm/mach-imx/cpuidle.h
+++ b/arch/arm/mach-imx/cpuidle.h
@@ -14,6 +14,7 @@
extern int imx5_cpuidle_init(void);
extern int imx6q_cpuidle_init(void);
extern int imx6sl_cpuidle_init(void);
+extern int imx6sx_cpuidle_init(void);
#else
static inline int imx5_cpuidle_init(void)
{
@@ -27,4 +28,8 @@ static inline int imx6sl_cpuidle_init(void)
{
return 0;
}
+static inline int imx6sx_cpuidle_init(void)
+{
+ return 0;
+}
#endif
diff --git a/arch/arm/mach-imx/gpc.c b/arch/arm/mach-imx/gpc.c
index 5f3602e..745caa1 100644
--- a/arch/arm/mach-imx/gpc.c
+++ b/arch/arm/mach-imx/gpc.c
@@ -20,6 +20,10 @@
#define GPC_IMR1 0x008
#define GPC_PGC_CPU_PDN 0x2a0
+#define GPC_PGC_CPU_PUPSCR 0x2a4
+#define GPC_PGC_CPU_PDNSCR 0x2a8
+#define GPC_PGC_SW2ISO_SHIFT 0x8
+#define GPC_PGC_SW_SHIFT 0x0
#define IMR_NUM 4
@@ -27,6 +31,23 @@ static void __iomem *gpc_base;
static u32 gpc_wake_irqs[IMR_NUM];
static u32 gpc_saved_imrs[IMR_NUM];
+void imx_gpc_set_arm_power_up_timing(u32 sw2iso, u32 sw)
+{
+ writel_relaxed((sw2iso << GPC_PGC_SW2ISO_SHIFT) |
+ (sw << GPC_PGC_SW_SHIFT), gpc_base + GPC_PGC_CPU_PUPSCR);
+}
+
+void imx_gpc_set_arm_power_down_timing(u32 sw2iso, u32 sw)
+{
+ writel_relaxed((sw2iso << GPC_PGC_SW2ISO_SHIFT) |
+ (sw << GPC_PGC_SW_SHIFT), gpc_base + GPC_PGC_CPU_PDNSCR);
+}
+
+void imx_gpc_set_arm_power_in_lpm(bool power_off)
+{
+ writel_relaxed(power_off, gpc_base + GPC_PGC_CPU_PDN);
+}
+
void imx_gpc_pre_suspend(bool arm_power_off)
{
void __iomem *reg_imr1 = gpc_base + GPC_IMR1;
@@ -34,7 +55,7 @@ void imx_gpc_pre_suspend(bool arm_power_off)
/* Tell GPC to power off ARM core when suspend */
if (arm_power_off)
- writel_relaxed(0x1, gpc_base + GPC_PGC_CPU_PDN);
+ imx_gpc_set_arm_power_in_lpm(arm_power_off);
for (i = 0; i < IMR_NUM; i++) {
gpc_saved_imrs[i] = readl_relaxed(reg_imr1 + i * 4);
@@ -48,7 +69,7 @@ void imx_gpc_post_resume(void)
int i;
/* Keep ARM core powered on for other low-power modes */
- writel_relaxed(0x0, gpc_base + GPC_PGC_CPU_PDN);
+ imx_gpc_set_arm_power_in_lpm(false);
for (i = 0; i < IMR_NUM; i++)
writel_relaxed(gpc_saved_imrs[i], reg_imr1 + i * 4);
diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c
index 5057d61..4ad6e47 100644
--- a/arch/arm/mach-imx/mach-imx6q.c
+++ b/arch/arm/mach-imx/mach-imx6q.c
@@ -329,7 +329,7 @@ static void __init imx6q_opp_check_speed_grading(struct device *cpu_dev)
if (dev_pm_opp_disable(cpu_dev, 852000000))
pr_warn("failed to disable 852 MHz OPP\n");
}
-
+ iounmap(base);
put_node:
of_node_put(np);
}
diff --git a/arch/arm/mach-imx/mach-imx6sx.c b/arch/arm/mach-imx/mach-imx6sx.c
index 7a96c65..66988eb 100644
--- a/arch/arm/mach-imx/mach-imx6sx.c
+++ b/arch/arm/mach-imx/mach-imx6sx.c
@@ -90,7 +90,7 @@ static void __init imx6sx_init_irq(void)
static void __init imx6sx_init_late(void)
{
- imx6q_cpuidle_init();
+ imx6sx_cpuidle_init();
if (IS_ENABLED(CONFIG_ARM_IMX6Q_CPUFREQ))
platform_device_register_simple("imx6q-cpufreq", -1, NULL, 0);
diff --git a/arch/arm/mach-imx/mach-vf610.c b/arch/arm/mach-imx/mach-vf610.c
index c11ab6a..2e7c75b 100644
--- a/arch/arm/mach-imx/mach-vf610.c
+++ b/arch/arm/mach-imx/mach-vf610.c
@@ -13,11 +13,14 @@
#include <asm/hardware/cache-l2x0.h>
static const char * const vf610_dt_compat[] __initconst = {
+ "fsl,vf500",
+ "fsl,vf510",
+ "fsl,vf600",
"fsl,vf610",
NULL,
};
-DT_MACHINE_START(VYBRID_VF610, "Freescale Vybrid VF610 (Device Tree)")
+DT_MACHINE_START(VYBRID_VF610, "Freescale Vybrid VF5xx/VF6xx (Device Tree)")
.l2c_aux_val = 0,
.l2c_aux_mask = ~0,
.dt_compat = vf610_dt_compat,
diff --git a/arch/arm/mach-imx/pm-imx6.c b/arch/arm/mach-imx/pm-imx6.c
index 5d2c1bd..46fd695 100644
--- a/arch/arm/mach-imx/pm-imx6.c
+++ b/arch/arm/mach-imx/pm-imx6.c
@@ -205,7 +205,7 @@ void imx6q_set_int_mem_clk_lpm(bool enable)
writel_relaxed(val, ccm_base + CGPR);
}
-static void imx6q_enable_rbc(bool enable)
+void imx6_enable_rbc(bool enable)
{
u32 val;
@@ -359,17 +359,16 @@ static int imx6q_pm_enter(suspend_state_t state)
* RBC setting, so we do NOT need to do that here.
*/
if (!imx6_suspend_in_ocram_fn)
- imx6q_enable_rbc(true);
+ imx6_enable_rbc(true);
imx_gpc_pre_suspend(true);
imx_anatop_pre_suspend();
- imx_set_cpu_jump(0, v7_cpu_resume);
/* Zzz ... */
cpu_suspend(0, imx6q_suspend_finish);
if (cpu_is_imx6q() || cpu_is_imx6dl())
imx_smp_prepare();
imx_anatop_post_resume();
imx_gpc_post_resume();
- imx6q_enable_rbc(false);
+ imx6_enable_rbc(false);
imx6q_enable_wb(false);
imx6q_set_int_mem_clk_lpm(true);
imx6q_set_lpm(WAIT_CLOCKED);
diff --git a/arch/arm/mach-mediatek/Kconfig b/arch/arm/mach-mediatek/Kconfig
index f73f588..f7e463c 100644
--- a/arch/arm/mach-mediatek/Kconfig
+++ b/arch/arm/mach-mediatek/Kconfig
@@ -1,6 +1,26 @@
-config ARCH_MEDIATEK
+menuconfig ARCH_MEDIATEK
bool "Mediatek MT65xx & MT81xx SoC" if ARCH_MULTI_V7
select ARM_GIC
select MTK_TIMER
help
Support for Mediatek MT65xx & MT81xx SoCs
+
+if ARCH_MEDIATEK
+
+config MACH_MT6589
+ bool "MediaTek MT6589 SoCs support"
+ default ARCH_MEDIATEK
+
+config MACH_MT6592
+ bool "MediaTek MT6592 SoCs support"
+ default ARCH_MEDIATEK
+
+config MACH_MT8127
+ bool "MediaTek MT8127 SoCs support"
+ default ARCH_MEDIATEK
+
+config MACH_MT8135
+ bool "MediaTek MT8135 SoCs support"
+ default ARCH_MEDIATEK
+
+endif
diff --git a/arch/arm/mach-mvebu/coherency.c b/arch/arm/mach-mvebu/coherency.c
index ccef880..b5895f0 100644
--- a/arch/arm/mach-mvebu/coherency.c
+++ b/arch/arm/mach-mvebu/coherency.c
@@ -33,6 +33,7 @@
#include <asm/smp_plat.h>
#include <asm/cacheflush.h>
#include <asm/mach/map.h>
+#include <asm/dma-mapping.h>
#include "coherency.h"
#include "mvebu-soc-id.h"
@@ -76,54 +77,6 @@ int set_cpu_coherent(void)
return ll_enable_coherency();
}
-static inline void mvebu_hwcc_sync_io_barrier(void)
-{
- writel(0x1, coherency_cpu_base + IO_SYNC_BARRIER_CTL_OFFSET);
- while (readl(coherency_cpu_base + IO_SYNC_BARRIER_CTL_OFFSET) & 0x1);
-}
-
-static dma_addr_t mvebu_hwcc_dma_map_page(struct device *dev, struct page *page,
- unsigned long offset, size_t size,
- enum dma_data_direction dir,
- struct dma_attrs *attrs)
-{
- if (dir != DMA_TO_DEVICE)
- mvebu_hwcc_sync_io_barrier();
- return pfn_to_dma(dev, page_to_pfn(page)) + offset;
-}
-
-
-static void mvebu_hwcc_dma_unmap_page(struct device *dev, dma_addr_t dma_handle,
- size_t size, enum dma_data_direction dir,
- struct dma_attrs *attrs)
-{
- if (dir != DMA_TO_DEVICE)
- mvebu_hwcc_sync_io_barrier();
-}
-
-static void mvebu_hwcc_dma_sync(struct device *dev, dma_addr_t dma_handle,
- size_t size, enum dma_data_direction dir)
-{
- if (dir != DMA_TO_DEVICE)
- mvebu_hwcc_sync_io_barrier();
-}
-
-static struct dma_map_ops mvebu_hwcc_dma_ops = {
- .alloc = arm_dma_alloc,
- .free = arm_dma_free,
- .mmap = arm_dma_mmap,
- .map_page = mvebu_hwcc_dma_map_page,
- .unmap_page = mvebu_hwcc_dma_unmap_page,
- .get_sgtable = arm_dma_get_sgtable,
- .map_sg = arm_dma_map_sg,
- .unmap_sg = arm_dma_unmap_sg,
- .sync_single_for_cpu = mvebu_hwcc_dma_sync,
- .sync_single_for_device = mvebu_hwcc_dma_sync,
- .sync_sg_for_cpu = arm_dma_sync_sg_for_cpu,
- .sync_sg_for_device = arm_dma_sync_sg_for_device,
- .set_dma_mask = arm_dma_set_mask,
-};
-
static int mvebu_hwcc_notifier(struct notifier_block *nb,
unsigned long event, void *__dev)
{
@@ -131,7 +84,7 @@ static int mvebu_hwcc_notifier(struct notifier_block *nb,
if (event != BUS_NOTIFY_ADD_DEVICE)
return NOTIFY_DONE;
- set_dma_ops(dev, &mvebu_hwcc_dma_ops);
+ set_dma_ops(dev, &arm_coherent_dma_ops);
return NOTIFY_OK;
}
@@ -253,14 +206,9 @@ static int coherency_type(void)
return type;
}
-/*
- * As a precaution, we currently completely disable hardware I/O
- * coherency, until enough testing is done with automatic I/O
- * synchronization barriers to validate that it is a proper solution.
- */
int coherency_available(void)
{
- return false;
+ return coherency_type() != COHERENCY_FABRIC_TYPE_NONE;
}
int __init coherency_init(void)
diff --git a/arch/arm/mach-mvebu/mvebu-soc-id.h b/arch/arm/mach-mvebu/mvebu-soc-id.h
index c16bb68..e124a0b 100644
--- a/arch/arm/mach-mvebu/mvebu-soc-id.h
+++ b/arch/arm/mach-mvebu/mvebu-soc-id.h
@@ -20,10 +20,28 @@
#define MV78XX0_A0_REV 0x1
#define MV78XX0_B0_REV 0x2
+/* Amada 370 ID */
+#define ARMADA_370_DEV_ID 0x6710
+
+/* Amada 370 Revision */
+#define ARMADA_370_A1_REV 0x1
+
+/* Armada 375 ID */
+#define ARMADA_375_DEV_ID 0x6720
+
/* Armada 375 */
#define ARMADA_375_Z1_REV 0x0
#define ARMADA_375_A0_REV 0x3
+/* Armada 38x ID */
+#define ARMADA_380_DEV_ID 0x6810
+#define ARMADA_385_DEV_ID 0x6820
+#define ARMADA_388_DEV_ID 0x6828
+
+/* Armada 38x Revision */
+#define ARMADA_38x_Z1_REV 0x0
+#define ARMADA_38x_A0_REV 0x4
+
#ifdef CONFIG_ARCH_MVEBU
int mvebu_get_soc_id(u32 *dev, u32 *rev);
#else
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index fb78744..00d5d8f 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -121,6 +121,7 @@ obj-$(CONFIG_ARCH_OMAP4) += $(omap-prcm-4-5-common)
obj-$(CONFIG_SOC_OMAP5) += $(omap-prcm-4-5-common)
obj-$(CONFIG_SOC_DRA7XX) += $(omap-prcm-4-5-common)
am33xx-43xx-prcm-common += prm33xx.o cm33xx.o
+obj-$(CONFIG_SOC_TI81XX) += $(am33xx-43xx-prcm-common)
obj-$(CONFIG_SOC_AM33XX) += $(am33xx-43xx-prcm-common)
obj-$(CONFIG_SOC_AM43XX) += $(omap-prcm-4-5-common) \
$(am33xx-43xx-prcm-common)
@@ -171,6 +172,8 @@ obj-$(CONFIG_ARCH_OMAP4) += $(clockdomain-common)
obj-$(CONFIG_ARCH_OMAP4) += clockdomains44xx_data.o
obj-$(CONFIG_SOC_AM33XX) += $(clockdomain-common)
obj-$(CONFIG_SOC_AM33XX) += clockdomains33xx_data.o
+obj-$(CONFIG_SOC_TI81XX) += $(clockdomain-common)
+obj-$(CONFIG_SOC_TI81XX) += clockdomains81xx_data.o
obj-$(CONFIG_SOC_AM43XX) += $(clockdomain-common)
obj-$(CONFIG_SOC_AM43XX) += clockdomains43xx_data.o
obj-$(CONFIG_SOC_OMAP5) += $(clockdomain-common)
@@ -223,6 +226,7 @@ obj-$(CONFIG_SOC_AM33XX) += omap_hwmod_33xx_43xx_ipblock_data.o
obj-$(CONFIG_SOC_AM43XX) += omap_hwmod_43xx_data.o
obj-$(CONFIG_SOC_AM43XX) += omap_hwmod_33xx_43xx_interconnect_data.o
obj-$(CONFIG_SOC_AM43XX) += omap_hwmod_33xx_43xx_ipblock_data.o
+obj-$(CONFIG_SOC_TI81XX) += omap_hwmod_81xx_data.o
obj-$(CONFIG_ARCH_OMAP4) += omap_hwmod_44xx_data.o
obj-$(CONFIG_SOC_OMAP5) += omap_hwmod_54xx_data.o
obj-$(CONFIG_SOC_DRA7XX) += omap_hwmod_7xx_data.o
diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c
index 42b7f4c..34ff14b 100644
--- a/arch/arm/mach-omap2/board-generic.c
+++ b/arch/arm/mach-omap2/board-generic.c
@@ -162,6 +162,42 @@ DT_MACHINE_START(AM3517_DT, "Generic AM3517 (Flattened Device Tree)")
MACHINE_END
#endif
+#ifdef CONFIG_SOC_TI81XX
+static const char *const ti814x_boards_compat[] __initconst = {
+ "ti,dm8148",
+ "ti,dm814",
+ NULL,
+};
+
+DT_MACHINE_START(TI81XX_DT, "Generic ti814x (Flattened Device Tree)")
+ .reserve = omap_reserve,
+ .map_io = ti81xx_map_io,
+ .init_early = ti814x_init_early,
+ .init_machine = omap_generic_init,
+ .init_late = ti81xx_init_late,
+ .init_time = omap3_gptimer_timer_init,
+ .dt_compat = ti814x_boards_compat,
+ .restart = ti81xx_restart,
+MACHINE_END
+
+static const char *const ti816x_boards_compat[] __initconst = {
+ "ti,dm8168",
+ "ti,dm816",
+ NULL,
+};
+
+DT_MACHINE_START(TI816X_DT, "Generic ti816x (Flattened Device Tree)")
+ .reserve = omap_reserve,
+ .map_io = ti81xx_map_io,
+ .init_early = ti816x_init_early,
+ .init_machine = omap_generic_init,
+ .init_late = ti81xx_init_late,
+ .init_time = omap3_gptimer_timer_init,
+ .dt_compat = ti816x_boards_compat,
+ .restart = ti81xx_restart,
+MACHINE_END
+#endif
+
#ifdef CONFIG_SOC_AM33XX
static const char *const am33xx_boards_compat[] __initconst = {
"ti,am33xx",
diff --git a/arch/arm/mach-omap2/clockdomain.h b/arch/arm/mach-omap2/clockdomain.h
index 82c37b1..77bab5f 100644
--- a/arch/arm/mach-omap2/clockdomain.h
+++ b/arch/arm/mach-omap2/clockdomain.h
@@ -216,6 +216,7 @@ extern void __init omap242x_clockdomains_init(void);
extern void __init omap243x_clockdomains_init(void);
extern void __init omap3xxx_clockdomains_init(void);
extern void __init am33xx_clockdomains_init(void);
+extern void __init ti81xx_clockdomains_init(void);
extern void __init omap44xx_clockdomains_init(void);
extern void __init omap54xx_clockdomains_init(void);
extern void __init dra7xx_clockdomains_init(void);
diff --git a/arch/arm/mach-omap2/clockdomains81xx_data.c b/arch/arm/mach-omap2/clockdomains81xx_data.c
new file mode 100644
index 0000000..ce2a820
--- /dev/null
+++ b/arch/arm/mach-omap2/clockdomains81xx_data.c
@@ -0,0 +1,194 @@
+/*
+ * TI81XX Clock Domain data.
+ *
+ * Copyright (C) 2010 Texas Instruments, Inc. - http://www.ti.com/
+ * Copyright (C) 2013 SKTB SKiT, http://www.skitlab.ru/
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __ARCH_ARM_MACH_OMAP2_CLOCKDOMAINS_81XX_H
+#define __ARCH_ARM_MACH_OMAP2_CLOCKDOMAINS_81XX_H
+
+#include <linux/kernel.h>
+#include <linux/io.h>
+
+#include "clockdomain.h"
+#include "cm81xx.h"
+
+/*
+ * Note that 814x seems to have HWSUP_SWSUP for many clockdomains
+ * while 816x does not. According to the TRM, 816x only has HWSUP
+ * for ALWON_L3_FAST. Also note that the TI tree clockdomains81xx.h
+ * seems to have the related ifdef the wrong way around claiming
+ * 816x supports HWSUP while 814x does not. For now, we only set
+ * HWSUP for ALWON_L3_FAST as that seems to be supported for both
+ * dm814x and dm816x.
+ */
+
+/* Common for 81xx */
+
+static struct clockdomain alwon_l3_slow_81xx_clkdm = {
+ .name = "alwon_l3s_clkdm",
+ .pwrdm = { .name = "alwon_pwrdm" },
+ .cm_inst = TI81XX_CM_ALWON_MOD,
+ .clkdm_offs = TI81XX_CM_ALWON_L3_SLOW_CLKDM,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain alwon_l3_med_81xx_clkdm = {
+ .name = "alwon_l3_med_clkdm",
+ .pwrdm = { .name = "alwon_pwrdm" },
+ .cm_inst = TI81XX_CM_ALWON_MOD,
+ .clkdm_offs = TI81XX_CM_ALWON_L3_MED_CLKDM,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain alwon_l3_fast_81xx_clkdm = {
+ .name = "alwon_l3_fast_clkdm",
+ .pwrdm = { .name = "alwon_pwrdm" },
+ .cm_inst = TI81XX_CM_ALWON_MOD,
+ .clkdm_offs = TI81XX_CM_ALWON_L3_FAST_CLKDM,
+ .flags = CLKDM_CAN_HWSUP_SWSUP,
+};
+
+static struct clockdomain alwon_ethernet_81xx_clkdm = {
+ .name = "alwon_ethernet_clkdm",
+ .pwrdm = { .name = "alwon_pwrdm" },
+ .cm_inst = TI81XX_CM_ALWON_MOD,
+ .clkdm_offs = TI81XX_CM_ETHERNET_CLKDM,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain mmu_81xx_clkdm = {
+ .name = "mmu_clkdm",
+ .pwrdm = { .name = "alwon_pwrdm" },
+ .cm_inst = TI81XX_CM_ALWON_MOD,
+ .clkdm_offs = TI81XX_CM_MMU_CLKDM,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain mmu_cfg_81xx_clkdm = {
+ .name = "mmu_cfg_clkdm",
+ .pwrdm = { .name = "alwon_pwrdm" },
+ .cm_inst = TI81XX_CM_ALWON_MOD,
+ .clkdm_offs = TI81XX_CM_MMUCFG_CLKDM,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+/* 816x only */
+
+static struct clockdomain alwon_mpu_816x_clkdm = {
+ .name = "alwon_mpu_clkdm",
+ .pwrdm = { .name = "alwon_pwrdm" },
+ .cm_inst = TI81XX_CM_ALWON_MOD,
+ .clkdm_offs = TI81XX_CM_ALWON_MPU_CLKDM,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain active_gem_816x_clkdm = {
+ .name = "active_gem_clkdm",
+ .pwrdm = { .name = "active_pwrdm" },
+ .cm_inst = TI816X_CM_ACTIVE_MOD,
+ .clkdm_offs = TI816X_CM_ACTIVE_GEM_CLKDM,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain ivahd0_816x_clkdm = {
+ .name = "ivahd0_clkdm",
+ .pwrdm = { .name = "ivahd0_pwrdm" },
+ .cm_inst = TI816X_CM_IVAHD0_MOD,
+ .clkdm_offs = TI816X_CM_IVAHD0_CLKDM,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain ivahd1_816x_clkdm = {
+ .name = "ivahd1_clkdm",
+ .pwrdm = { .name = "ivahd1_pwrdm" },
+ .cm_inst = TI816X_CM_IVAHD1_MOD,
+ .clkdm_offs = TI816X_CM_IVAHD1_CLKDM,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain ivahd2_816x_clkdm = {
+ .name = "ivahd2_clkdm",
+ .pwrdm = { .name = "ivahd2_pwrdm" },
+ .cm_inst = TI816X_CM_IVAHD2_MOD,
+ .clkdm_offs = TI816X_CM_IVAHD2_CLKDM,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain sgx_816x_clkdm = {
+ .name = "sgx_clkdm",
+ .pwrdm = { .name = "sgx_pwrdm" },
+ .cm_inst = TI816X_CM_SGX_MOD,
+ .clkdm_offs = TI816X_CM_SGX_CLKDM,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain default_l3_med_816x_clkdm = {
+ .name = "default_l3_med_clkdm",
+ .pwrdm = { .name = "default_pwrdm" },
+ .cm_inst = TI816X_CM_DEFAULT_MOD,
+ .clkdm_offs = TI816X_CM_DEFAULT_L3_MED_CLKDM,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain default_ducati_816x_clkdm = {
+ .name = "default_ducati_clkdm",
+ .pwrdm = { .name = "default_pwrdm" },
+ .cm_inst = TI816X_CM_DEFAULT_MOD,
+ .clkdm_offs = TI816X_CM_DEFAULT_DUCATI_CLKDM,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain default_pci_816x_clkdm = {
+ .name = "default_pci_clkdm",
+ .pwrdm = { .name = "default_pwrdm" },
+ .cm_inst = TI816X_CM_DEFAULT_MOD,
+ .clkdm_offs = TI816X_CM_DEFAULT_PCI_CLKDM,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain default_l3_slow_816x_clkdm = {
+ .name = "default_l3_slow_clkdm",
+ .pwrdm = { .name = "default_pwrdm" },
+ .cm_inst = TI816X_CM_DEFAULT_MOD,
+ .clkdm_offs = TI816X_CM_DEFAULT_L3_SLOW_CLKDM,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain *clockdomains_ti81xx[] __initdata = {
+ &alwon_mpu_816x_clkdm,
+ &alwon_l3_slow_81xx_clkdm,
+ &alwon_l3_med_81xx_clkdm,
+ &alwon_l3_fast_81xx_clkdm,
+ &alwon_ethernet_81xx_clkdm,
+ &mmu_81xx_clkdm,
+ &mmu_cfg_81xx_clkdm,
+ &active_gem_816x_clkdm,
+ &ivahd0_816x_clkdm,
+ &ivahd1_816x_clkdm,
+ &ivahd2_816x_clkdm,
+ &sgx_816x_clkdm,
+ &default_l3_med_816x_clkdm,
+ &default_ducati_816x_clkdm,
+ &default_pci_816x_clkdm,
+ &default_l3_slow_816x_clkdm,
+ NULL,
+};
+
+void __init ti81xx_clockdomains_init(void)
+{
+ clkdm_register_platform_funcs(&am33xx_clkdm_operations);
+ clkdm_register_clkdms(clockdomains_ti81xx);
+ clkdm_complete_init();
+}
+#endif
diff --git a/arch/arm/mach-omap2/cm81xx.h b/arch/arm/mach-omap2/cm81xx.h
new file mode 100644
index 0000000..45cb407
--- /dev/null
+++ b/arch/arm/mach-omap2/cm81xx.h
@@ -0,0 +1,61 @@
+/*
+ * Clock domain register offsets for TI81XX.
+ *
+ * Copyright (C) 2010 Texas Instruments, Inc. - http://www.ti.com/
+ * Copyright (C) 2013 SKTB SKiT, http://www.skitlab.ru/
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __ARCH_ARM_MACH_OMAP2_CM_TI81XX_H
+#define __ARCH_ARM_MACH_OMAP2_CM_TI81XX_H
+
+/* TI81XX common CM module offsets */
+#define TI81XX_CM_ALWON_MOD 0x1400 /* 1KB */
+
+/* TI816X CM module offsets */
+#define TI816X_CM_ACTIVE_MOD 0x0400 /* 256B */
+#define TI816X_CM_DEFAULT_MOD 0x0500 /* 256B */
+#define TI816X_CM_IVAHD0_MOD 0x0600 /* 256B */
+#define TI816X_CM_IVAHD1_MOD 0x0700 /* 256B */
+#define TI816X_CM_IVAHD2_MOD 0x0800 /* 256B */
+#define TI816X_CM_SGX_MOD 0x0900 /* 256B */
+
+/* ALWON */
+#define TI81XX_CM_ALWON_L3_SLOW_CLKDM 0x0000
+#define TI81XX_CM_ALWON_L3_MED_CLKDM 0x0004
+#define TI81XX_CM_ETHERNET_CLKDM 0x0004
+#define TI81XX_CM_MMU_CLKDM 0x000C
+#define TI81XX_CM_MMUCFG_CLKDM 0x0010
+#define TI81XX_CM_ALWON_MPU_CLKDM 0x001C
+#define TI81XX_CM_ALWON_L3_FAST_CLKDM 0x0030
+
+/* ACTIVE */
+#define TI816X_CM_ACTIVE_GEM_CLKDM 0x0000
+
+/* IVAHD0 */
+#define TI816X_CM_IVAHD0_CLKDM 0x0000
+
+/* IVAHD1 */
+#define TI816X_CM_IVAHD1_CLKDM 0x0000
+
+/* IVAHD2 */
+#define TI816X_CM_IVAHD2_CLKDM 0x0000
+
+/* SGX */
+#define TI816X_CM_SGX_CLKDM 0x0000
+
+/* DEFAULT */
+#define TI816X_CM_DEFAULT_L3_MED_CLKDM 0x0004
+#define TI816X_CM_DEFAULT_PCI_CLKDM 0x0010
+#define TI816X_CM_DEFAULT_L3_SLOW_CLKDM 0x0014
+#define TI816X_CM_DEFAULT_DUCATI_CLKDM 0x0018
+
+#endif
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index e4a5630..e60780f 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -492,44 +492,6 @@ void __init am35xx_init_early(void)
omap_clk_soc_init = am35xx_dt_clk_init;
}
-void __init ti814x_init_early(void)
-{
- omap2_set_globals_tap(TI814X_CLASS,
- OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE));
- omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(TI81XX_CTRL_BASE),
- NULL);
- omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE));
- omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE), NULL);
- omap3xxx_check_revision();
- ti81xx_check_features();
- omap3xxx_voltagedomains_init();
- omap3xxx_powerdomains_init();
- omap3xxx_clockdomains_init();
- omap3xxx_hwmod_init();
- omap_hwmod_init_postsetup();
- if (of_have_populated_dt())
- omap_clk_soc_init = ti81xx_dt_clk_init;
-}
-
-void __init ti816x_init_early(void)
-{
- omap2_set_globals_tap(TI816X_CLASS,
- OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE));
- omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(TI81XX_CTRL_BASE),
- NULL);
- omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE));
- omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE), NULL);
- omap3xxx_check_revision();
- ti81xx_check_features();
- omap3xxx_voltagedomains_init();
- omap3xxx_powerdomains_init();
- omap3xxx_clockdomains_init();
- omap3xxx_hwmod_init();
- omap_hwmod_init_postsetup();
- if (of_have_populated_dt())
- omap_clk_soc_init = ti81xx_dt_clk_init;
-}
-
void __init omap3_init_late(void)
{
omap_common_late_init();
@@ -572,6 +534,50 @@ void __init ti81xx_init_late(void)
}
#endif
+#ifdef CONFIG_SOC_TI81XX
+void __init ti814x_init_early(void)
+{
+ omap2_set_globals_tap(TI814X_CLASS,
+ OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE));
+ omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(TI81XX_CTRL_BASE),
+ NULL);
+ omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE));
+ omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE), NULL);
+ omap3xxx_check_revision();
+ ti81xx_check_features();
+ am33xx_prm_init();
+ am33xx_cm_init();
+ omap3xxx_voltagedomains_init();
+ omap3xxx_powerdomains_init();
+ ti81xx_clockdomains_init();
+ ti81xx_hwmod_init();
+ omap_hwmod_init_postsetup();
+ if (of_have_populated_dt())
+ omap_clk_soc_init = ti81xx_dt_clk_init;
+}
+
+void __init ti816x_init_early(void)
+{
+ omap2_set_globals_tap(TI816X_CLASS,
+ OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE));
+ omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(TI81XX_CTRL_BASE),
+ NULL);
+ omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE));
+ omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE), NULL);
+ omap3xxx_check_revision();
+ ti81xx_check_features();
+ am33xx_prm_init();
+ am33xx_cm_init();
+ omap3xxx_voltagedomains_init();
+ omap3xxx_powerdomains_init();
+ ti81xx_clockdomains_init();
+ ti81xx_hwmod_init();
+ omap_hwmod_init_postsetup();
+ if (of_have_populated_dt())
+ omap_clk_soc_init = ti81xx_dt_clk_init;
+}
+#endif
+
#ifdef CONFIG_SOC_AM33XX
void __init am33xx_init_early(void)
{
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index bb41dc2..92afb72 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -3916,7 +3916,7 @@ void __init omap_hwmod_init(void)
soc_ops.deassert_hardreset = _omap4_deassert_hardreset;
soc_ops.is_hardreset_asserted = _omap4_is_hardreset_asserted;
soc_ops.init_clkdm = _init_clkdm;
- } else if (soc_is_am33xx()) {
+ } else if (cpu_is_ti816x() || soc_is_am33xx()) {
soc_ops.enable_module = _omap4_enable_module;
soc_ops.disable_module = _omap4_disable_module;
soc_ops.wait_target_ready = _omap4_wait_target_ready;
diff --git a/arch/arm/mach-omap2/omap_hwmod.h b/arch/arm/mach-omap2/omap_hwmod.h
index fcfdd85..9d4bec6e 100644
--- a/arch/arm/mach-omap2/omap_hwmod.h
+++ b/arch/arm/mach-omap2/omap_hwmod.h
@@ -748,6 +748,7 @@ extern int omap3xxx_hwmod_init(void);
extern int omap44xx_hwmod_init(void);
extern int omap54xx_hwmod_init(void);
extern int am33xx_hwmod_init(void);
+extern int ti81xx_hwmod_init(void);
extern int dra7xx_hwmod_init(void);
int am43xx_hwmod_init(void);
diff --git a/arch/arm/mach-omap2/omap_hwmod_81xx_data.c b/arch/arm/mach-omap2/omap_hwmod_81xx_data.c
new file mode 100644
index 0000000..cab1eb6
--- /dev/null
+++ b/arch/arm/mach-omap2/omap_hwmod_81xx_data.c
@@ -0,0 +1,1136 @@
+/*
+ * DM81xx hwmod data.
+ *
+ * Copyright (C) 2010 Texas Instruments, Inc. - http://www.ti.com/
+ * Copyright (C) 2013 SKTB SKiT, http://www.skitlab.ru/
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <linux/platform_data/gpio-omap.h>
+#include <linux/platform_data/hsmmc-omap.h>
+#include <linux/platform_data/spi-omap2-mcspi.h>
+#include <plat/dmtimer.h>
+
+#include "omap_hwmod_common_data.h"
+#include "cm81xx.h"
+#include "ti81xx.h"
+#include "wd_timer.h"
+
+/*
+ * DM816X hardware modules integration data
+ *
+ * Note: This is incomplete and at present, not generated from h/w database.
+ */
+
+/*
+ * The alwon .clkctrl_offs field is offset from the CM_ALWON, that's
+ * TRM 18.7.17 CM_ALWON device register values minus 0x1400.
+ */
+#define DM816X_DM_ALWON_BASE 0x1400
+#define DM816X_CM_ALWON_MCASP0_CLKCTRL (0x1540 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_MCASP1_CLKCTRL (0x1544 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_MCASP2_CLKCTRL (0x1548 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_MCBSP_CLKCTRL (0x154c - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_UART_0_CLKCTRL (0x1550 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_UART_1_CLKCTRL (0x1554 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_UART_2_CLKCTRL (0x1558 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_GPIO_0_CLKCTRL (0x155c - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_GPIO_1_CLKCTRL (0x1560 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_I2C_0_CLKCTRL (0x1564 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_I2C_1_CLKCTRL (0x1568 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_TIMER_1_CLKCTRL (0x1570 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_TIMER_2_CLKCTRL (0x1574 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_TIMER_3_CLKCTRL (0x1578 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_TIMER_4_CLKCTRL (0x157c - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_TIMER_5_CLKCTRL (0x1580 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_TIMER_6_CLKCTRL (0x1584 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_TIMER_7_CLKCTRL (0x1588 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_WDTIMER_CLKCTRL (0x158c - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_SPI_CLKCTRL (0x1590 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_MAILBOX_CLKCTRL (0x1594 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_SPINBOX_CLKCTRL (0x1598 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_MMUDATA_CLKCTRL (0x159c - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_MMUCFG_CLKCTRL (0x15a8 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_SDIO_CLKCTRL (0x15b0 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_OCMC_0_CLKCTRL (0x15b4 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_OCMC_1_CLKCTRL (0x15b8 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_CONTRL_CLKCTRL (0x15c4 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_GPMC_CLKCTRL (0x15d0 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_ETHERNET_0_CLKCTRL (0x15d4 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_ETHERNET_1_CLKCTRL (0x15d8 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_MPU_CLKCTRL (0x15dc - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_L3_CLKCTRL (0x15e4 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_L4HS_CLKCTRL (0x15e8 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_L4LS_CLKCTRL (0x15ec - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_RTC_CLKCTRL (0x15f0 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_TPCC_CLKCTRL (0x15f4 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_TPTC0_CLKCTRL (0x15f8 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_TPTC1_CLKCTRL (0x15fc - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_TPTC2_CLKCTRL (0x1600 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_TPTC3_CLKCTRL (0x1604 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_SR_0_CLKCTRL (0x1608 - DM816X_DM_ALWON_BASE)
+#define DM816X_CM_ALWON_SR_1_CLKCTRL (0x160c - DM816X_DM_ALWON_BASE)
+
+/*
+ * The default .clkctrl_offs field is offset from CM_DEFAULT, that's
+ * TRM 18.7.6 CM_DEFAULT device register values minus 0x500
+ */
+#define DM816X_CM_DEFAULT_OFFSET 0x500
+#define DM816X_CM_DEFAULT_USB_CLKCTRL (0x558 - DM816X_CM_DEFAULT_OFFSET)
+
+/* L3 Interconnect entries clocked at 125, 250 and 500MHz */
+static struct omap_hwmod dm816x_alwon_l3_slow_hwmod = {
+ .name = "alwon_l3_slow",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .class = &l3_hwmod_class,
+ .flags = HWMOD_NO_IDLEST,
+};
+
+static struct omap_hwmod dm816x_default_l3_slow_hwmod = {
+ .name = "default_l3_slow",
+ .clkdm_name = "default_l3_slow_clkdm",
+ .class = &l3_hwmod_class,
+ .flags = HWMOD_NO_IDLEST,
+};
+
+static struct omap_hwmod dm816x_alwon_l3_med_hwmod = {
+ .name = "l3_med",
+ .clkdm_name = "alwon_l3_med_clkdm",
+ .class = &l3_hwmod_class,
+ .flags = HWMOD_NO_IDLEST,
+};
+
+static struct omap_hwmod dm816x_alwon_l3_fast_hwmod = {
+ .name = "l3_fast",
+ .clkdm_name = "alwon_l3_fast_clkdm",
+ .class = &l3_hwmod_class,
+ .flags = HWMOD_NO_IDLEST,
+};
+
+/*
+ * L4 standard peripherals, see TRM table 1-12 for devices using this.
+ * See TRM table 1-73 for devices using the 125MHz SYSCLK6 clock.
+ */
+static struct omap_hwmod dm816x_l4_ls_hwmod = {
+ .name = "l4_ls",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .class = &l4_hwmod_class,
+};
+
+/*
+ * L4 high-speed peripherals. For devices using this, please see the TRM
+ * table 1-13. On dm816x, only EMAC, MDIO and SATA use this. See also TRM
+ * table 1-73 for devices using 250MHz SYSCLK5 clock.
+ */
+static struct omap_hwmod dm816x_l4_hs_hwmod = {
+ .name = "l4_hs",
+ .clkdm_name = "alwon_l3_med_clkdm",
+ .class = &l4_hwmod_class,
+};
+
+/* L3 slow -> L4 ls peripheral interface running at 125MHz */
+static struct omap_hwmod_ocp_if dm816x_alwon_l3_slow__l4_ls = {
+ .master = &dm816x_alwon_l3_slow_hwmod,
+ .slave = &dm816x_l4_ls_hwmod,
+ .user = OCP_USER_MPU,
+};
+
+/* L3 med -> L4 fast peripheral interface running at 250MHz */
+static struct omap_hwmod_ocp_if dm816x_alwon_l3_slow__l4_hs = {
+ .master = &dm816x_alwon_l3_med_hwmod,
+ .slave = &dm816x_l4_hs_hwmod,
+ .user = OCP_USER_MPU,
+};
+
+/* MPU */
+static struct omap_hwmod dm816x_mpu_hwmod = {
+ .name = "mpu",
+ .clkdm_name = "alwon_mpu_clkdm",
+ .class = &mpu_hwmod_class,
+ .flags = HWMOD_INIT_NO_IDLE,
+ .main_clk = "mpu_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_MPU_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+};
+
+static struct omap_hwmod_ocp_if dm816x_mpu__alwon_l3_slow = {
+ .master = &dm816x_mpu_hwmod,
+ .slave = &dm816x_alwon_l3_slow_hwmod,
+ .user = OCP_USER_MPU,
+};
+
+/* L3 med peripheral interface running at 250MHz */
+static struct omap_hwmod_ocp_if dm816x_mpu__alwon_l3_med = {
+ .master = &dm816x_mpu_hwmod,
+ .slave = &dm816x_alwon_l3_med_hwmod,
+ .user = OCP_USER_MPU,
+};
+
+/* UART common */
+static struct omap_hwmod_class_sysconfig uart_sysc = {
+ .rev_offs = 0x50,
+ .sysc_offs = 0x54,
+ .syss_offs = 0x58,
+ .sysc_flags = SYSC_HAS_ENAWAKEUP | SYSC_HAS_SIDLEMODE |
+ SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE |
+ SYSS_HAS_RESET_STATUS,
+ .idlemodes = SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+ MSTANDBY_SMART_WKUP,
+ .sysc_fields = &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class uart_class = {
+ .name = "uart",
+ .sysc = &uart_sysc,
+};
+
+static struct omap_hwmod dm816x_uart1_hwmod = {
+ .name = "uart1",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "sysclk10_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_UART_0_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .class = &uart_class,
+ .flags = DEBUG_TI81XXUART1_FLAGS,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__uart1 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm816x_uart1_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod dm816x_uart2_hwmod = {
+ .name = "uart2",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "sysclk10_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_UART_1_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .class = &uart_class,
+ .flags = DEBUG_TI81XXUART2_FLAGS,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__uart2 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm816x_uart2_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod dm816x_uart3_hwmod = {
+ .name = "uart3",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "sysclk10_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_UART_2_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .class = &uart_class,
+ .flags = DEBUG_TI81XXUART3_FLAGS,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__uart3 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm816x_uart3_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_class_sysconfig wd_timer_sysc = {
+ .rev_offs = 0x0,
+ .sysc_offs = 0x10,
+ .syss_offs = 0x14,
+ .sysc_flags = SYSC_HAS_EMUFREE | SYSC_HAS_SOFTRESET |
+ SYSS_HAS_RESET_STATUS,
+ .sysc_fields = &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class wd_timer_class = {
+ .name = "wd_timer",
+ .sysc = &wd_timer_sysc,
+ .pre_shutdown = &omap2_wd_timer_disable,
+ .reset = &omap2_wd_timer_reset,
+};
+
+static struct omap_hwmod dm816x_wd_timer_hwmod = {
+ .name = "wd_timer",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "sysclk18_ck",
+ .flags = HWMOD_NO_IDLEST,
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_WDTIMER_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .class = &wd_timer_class,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__wd_timer1 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm816x_wd_timer_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+};
+
+/* I2C common */
+static struct omap_hwmod_class_sysconfig i2c_sysc = {
+ .rev_offs = 0x0,
+ .sysc_offs = 0x10,
+ .syss_offs = 0x90,
+ .sysc_flags = SYSC_HAS_SIDLEMODE |
+ SYSC_HAS_ENAWAKEUP | SYSC_HAS_SOFTRESET |
+ SYSC_HAS_AUTOIDLE,
+ .idlemodes = SIDLE_FORCE | SIDLE_NO | SIDLE_SMART,
+ .sysc_fields = &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class i2c_class = {
+ .name = "i2c",
+ .sysc = &i2c_sysc,
+};
+
+static struct omap_hwmod dm81xx_i2c1_hwmod = {
+ .name = "i2c1",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "sysclk10_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_I2C_0_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .class = &i2c_class,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__i2c1 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm81xx_i2c1_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod dm816x_i2c2_hwmod = {
+ .name = "i2c2",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "sysclk10_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_I2C_1_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .class = &i2c_class,
+};
+
+static struct omap_hwmod_class_sysconfig dm81xx_elm_sysc = {
+ .rev_offs = 0x0000,
+ .sysc_offs = 0x0010,
+ .syss_offs = 0x0014,
+ .sysc_flags = SYSC_HAS_CLOCKACTIVITY | SYSC_HAS_SIDLEMODE |
+ SYSC_HAS_SOFTRESET |
+ SYSS_HAS_RESET_STATUS,
+ .idlemodes = SIDLE_FORCE | SIDLE_NO | SIDLE_SMART,
+ .sysc_fields = &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__i2c2 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm816x_i2c2_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_class dm81xx_elm_hwmod_class = {
+ .name = "elm",
+ .sysc = &dm81xx_elm_sysc,
+};
+
+static struct omap_hwmod dm81xx_elm_hwmod = {
+ .name = "elm",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .class = &dm81xx_elm_hwmod_class,
+ .main_clk = "sysclk6_ck",
+};
+
+static struct omap_hwmod_ocp_if dm81xx_l4_ls__elm = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm81xx_elm_hwmod,
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_class_sysconfig dm81xx_gpio_sysc = {
+ .rev_offs = 0x0000,
+ .sysc_offs = 0x0010,
+ .syss_offs = 0x0114,
+ .sysc_flags = SYSC_HAS_AUTOIDLE | SYSC_HAS_ENAWAKEUP |
+ SYSC_HAS_SIDLEMODE | SYSC_HAS_SOFTRESET |
+ SYSS_HAS_RESET_STATUS,
+ .idlemodes = SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+ SIDLE_SMART_WKUP,
+ .sysc_fields = &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class dm81xx_gpio_hwmod_class = {
+ .name = "gpio",
+ .sysc = &dm81xx_gpio_sysc,
+ .rev = 2,
+};
+
+static struct omap_gpio_dev_attr gpio_dev_attr = {
+ .bank_width = 32,
+ .dbck_flag = true,
+};
+
+static struct omap_hwmod_opt_clk gpio1_opt_clks[] = {
+ { .role = "dbclk", .clk = "sysclk18_ck" },
+};
+
+static struct omap_hwmod dm81xx_gpio1_hwmod = {
+ .name = "gpio1",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .class = &dm81xx_gpio_hwmod_class,
+ .main_clk = "sysclk6_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_GPIO_0_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .opt_clks = gpio1_opt_clks,
+ .opt_clks_cnt = ARRAY_SIZE(gpio1_opt_clks),
+ .dev_attr = &gpio_dev_attr,
+};
+
+static struct omap_hwmod_ocp_if dm81xx_l4_ls__gpio1 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm81xx_gpio1_hwmod,
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_opt_clk gpio2_opt_clks[] = {
+ { .role = "dbclk", .clk = "sysclk18_ck" },
+};
+
+static struct omap_hwmod dm81xx_gpio2_hwmod = {
+ .name = "gpio2",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .class = &dm81xx_gpio_hwmod_class,
+ .main_clk = "sysclk6_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_GPIO_1_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .opt_clks = gpio2_opt_clks,
+ .opt_clks_cnt = ARRAY_SIZE(gpio2_opt_clks),
+ .dev_attr = &gpio_dev_attr,
+};
+
+static struct omap_hwmod_ocp_if dm81xx_l4_ls__gpio2 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm81xx_gpio2_hwmod,
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_class_sysconfig dm81xx_gpmc_sysc = {
+ .rev_offs = 0x0,
+ .sysc_offs = 0x10,
+ .syss_offs = 0x14,
+ .sysc_flags = SYSC_HAS_SIDLEMODE | SYSC_HAS_SOFTRESET |
+ SYSC_HAS_AUTOIDLE | SYSS_HAS_RESET_STATUS,
+ .idlemodes = SIDLE_FORCE | SIDLE_NO | SIDLE_SMART,
+ .sysc_fields = &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class dm81xx_gpmc_hwmod_class = {
+ .name = "gpmc",
+ .sysc = &dm81xx_gpmc_sysc,
+};
+
+static struct omap_hwmod dm81xx_gpmc_hwmod = {
+ .name = "gpmc",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .class = &dm81xx_gpmc_hwmod_class,
+ .main_clk = "sysclk6_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_GPMC_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+};
+
+struct omap_hwmod_ocp_if dm81xx_alwon_l3_slow__gpmc = {
+ .master = &dm816x_alwon_l3_slow_hwmod,
+ .slave = &dm81xx_gpmc_hwmod,
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_class_sysconfig dm81xx_usbhsotg_sysc = {
+ .rev_offs = 0x0,
+ .sysc_offs = 0x10,
+ .sysc_flags = SYSC_HAS_SIDLEMODE | SYSC_HAS_MIDLEMODE |
+ SYSC_HAS_SOFTRESET,
+ .idlemodes = SIDLE_SMART | MSTANDBY_FORCE | MSTANDBY_SMART,
+ .sysc_fields = &omap_hwmod_sysc_type2,
+};
+
+static struct omap_hwmod_class dm81xx_usbotg_class = {
+ .name = "usbotg",
+ .sysc = &dm81xx_usbhsotg_sysc,
+};
+
+static struct omap_hwmod dm81xx_usbss_hwmod = {
+ .name = "usb_otg_hs",
+ .clkdm_name = "default_l3_slow_clkdm",
+ .main_clk = "sysclk6_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_DEFAULT_USB_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .class = &dm81xx_usbotg_class,
+};
+
+static struct omap_hwmod_ocp_if dm81xx_default_l3_slow__usbss = {
+ .master = &dm816x_default_l3_slow_hwmod,
+ .slave = &dm81xx_usbss_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_class_sysconfig dm816x_timer_sysc = {
+ .rev_offs = 0x0000,
+ .sysc_offs = 0x0010,
+ .syss_offs = 0x0014,
+ .sysc_flags = SYSC_HAS_SIDLEMODE | SYSC_HAS_SOFTRESET,
+ .idlemodes = SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+ SIDLE_SMART_WKUP,
+ .sysc_fields = &omap_hwmod_sysc_type2,
+};
+
+static struct omap_hwmod_class dm816x_timer_hwmod_class = {
+ .name = "timer",
+ .sysc = &dm816x_timer_sysc,
+};
+
+static struct omap_timer_capability_dev_attr capability_alwon_dev_attr = {
+ .timer_capability = OMAP_TIMER_ALWON,
+};
+
+static struct omap_hwmod dm816x_timer1_hwmod = {
+ .name = "timer1",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "timer1_fck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_TIMER_1_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .dev_attr = &capability_alwon_dev_attr,
+ .class = &dm816x_timer_hwmod_class,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__timer1 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm816x_timer1_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod dm816x_timer2_hwmod = {
+ .name = "timer2",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "timer2_fck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_TIMER_2_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .dev_attr = &capability_alwon_dev_attr,
+ .class = &dm816x_timer_hwmod_class,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__timer2 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm816x_timer2_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod dm816x_timer3_hwmod = {
+ .name = "timer3",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "timer3_fck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_TIMER_3_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .dev_attr = &capability_alwon_dev_attr,
+ .class = &dm816x_timer_hwmod_class,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__timer3 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm816x_timer3_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod dm816x_timer4_hwmod = {
+ .name = "timer4",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "timer4_fck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_TIMER_4_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .dev_attr = &capability_alwon_dev_attr,
+ .class = &dm816x_timer_hwmod_class,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__timer4 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm816x_timer4_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod dm816x_timer5_hwmod = {
+ .name = "timer5",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "timer5_fck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_TIMER_5_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .dev_attr = &capability_alwon_dev_attr,
+ .class = &dm816x_timer_hwmod_class,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__timer5 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm816x_timer5_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod dm816x_timer6_hwmod = {
+ .name = "timer6",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "timer6_fck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_TIMER_6_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .dev_attr = &capability_alwon_dev_attr,
+ .class = &dm816x_timer_hwmod_class,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__timer6 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm816x_timer6_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod dm816x_timer7_hwmod = {
+ .name = "timer7",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "timer7_fck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_TIMER_7_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .dev_attr = &capability_alwon_dev_attr,
+ .class = &dm816x_timer_hwmod_class,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__timer7 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm816x_timer7_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+};
+
+/* EMAC Ethernet */
+static struct omap_hwmod_class_sysconfig dm816x_emac_sysc = {
+ .rev_offs = 0x0,
+ .sysc_offs = 0x4,
+ .sysc_flags = SYSC_HAS_SOFTRESET,
+ .sysc_fields = &omap_hwmod_sysc_type2,
+};
+
+static struct omap_hwmod_class dm816x_emac_hwmod_class = {
+ .name = "emac",
+ .sysc = &dm816x_emac_sysc,
+};
+
+/*
+ * On dm816x the MDIO is within EMAC0. As the MDIO driver is a separate
+ * driver probed before EMAC0, we let MDIO do the clock idling.
+ */
+static struct omap_hwmod dm816x_emac0_hwmod = {
+ .name = "emac0",
+ .clkdm_name = "alwon_ethernet_clkdm",
+ .class = &dm816x_emac_hwmod_class,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_hs__emac0 = {
+ .master = &dm816x_l4_hs_hwmod,
+ .slave = &dm816x_emac0_hwmod,
+ .clk = "sysclk5_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_class dm816x_mdio_hwmod_class = {
+ .name = "davinci_mdio",
+ .sysc = &dm816x_emac_sysc,
+};
+
+struct omap_hwmod dm816x_emac0_mdio_hwmod = {
+ .name = "davinci_mdio",
+ .class = &dm816x_mdio_hwmod_class,
+ .clkdm_name = "alwon_ethernet_clkdm",
+ .main_clk = "sysclk24_ck",
+ .flags = HWMOD_NO_IDLEST,
+ /*
+ * REVISIT: This should be moved to the emac0_hwmod
+ * once we have a better way to handle device slaves.
+ */
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_ETHERNET_0_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+};
+
+struct omap_hwmod_ocp_if dm816x_emac0__mdio = {
+ .master = &dm816x_l4_hs_hwmod,
+ .slave = &dm816x_emac0_mdio_hwmod,
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod dm816x_emac1_hwmod = {
+ .name = "emac1",
+ .clkdm_name = "alwon_ethernet_clkdm",
+ .main_clk = "sysclk24_ck",
+ .flags = HWMOD_NO_IDLEST,
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_ETHERNET_1_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .class = &dm816x_emac_hwmod_class,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_hs__emac1 = {
+ .master = &dm816x_l4_hs_hwmod,
+ .slave = &dm816x_emac1_hwmod,
+ .clk = "sysclk5_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_class_sysconfig dm816x_mmc_sysc = {
+ .rev_offs = 0x0,
+ .sysc_offs = 0x110,
+ .syss_offs = 0x114,
+ .sysc_flags = SYSC_HAS_CLOCKACTIVITY | SYSC_HAS_SIDLEMODE |
+ SYSC_HAS_ENAWAKEUP | SYSC_HAS_SOFTRESET |
+ SYSC_HAS_AUTOIDLE | SYSS_HAS_RESET_STATUS,
+ .idlemodes = SIDLE_FORCE | SIDLE_NO | SIDLE_SMART,
+ .sysc_fields = &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class dm816x_mmc_class = {
+ .name = "mmc",
+ .sysc = &dm816x_mmc_sysc,
+};
+
+static struct omap_hwmod_opt_clk dm816x_mmc1_opt_clks[] = {
+ { .role = "dbck", .clk = "sysclk18_ck", },
+};
+
+static struct omap_hsmmc_dev_attr mmc1_dev_attr = {
+ .flags = OMAP_HSMMC_SUPPORTS_DUAL_VOLT,
+};
+
+static struct omap_hwmod dm816x_mmc1_hwmod = {
+ .name = "mmc1",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .opt_clks = dm816x_mmc1_opt_clks,
+ .opt_clks_cnt = ARRAY_SIZE(dm816x_mmc1_opt_clks),
+ .main_clk = "sysclk10_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_SDIO_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .dev_attr = &mmc1_dev_attr,
+ .class = &dm816x_mmc_class,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__mmc1 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm816x_mmc1_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+ .flags = OMAP_FIREWALL_L4
+};
+
+static struct omap_hwmod_class_sysconfig dm816x_mcspi_sysc = {
+ .rev_offs = 0x0,
+ .sysc_offs = 0x110,
+ .syss_offs = 0x114,
+ .sysc_flags = SYSC_HAS_CLOCKACTIVITY | SYSC_HAS_SIDLEMODE |
+ SYSC_HAS_ENAWAKEUP | SYSC_HAS_SOFTRESET |
+ SYSC_HAS_AUTOIDLE | SYSS_HAS_RESET_STATUS,
+ .idlemodes = SIDLE_FORCE | SIDLE_NO | SIDLE_SMART,
+ .sysc_fields = &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class dm816x_mcspi_class = {
+ .name = "mcspi",
+ .sysc = &dm816x_mcspi_sysc,
+ .rev = OMAP3_MCSPI_REV,
+};
+
+static struct omap2_mcspi_dev_attr dm816x_mcspi1_dev_attr = {
+ .num_chipselect = 4,
+};
+
+static struct omap_hwmod dm816x_mcspi1_hwmod = {
+ .name = "mcspi1",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "sysclk10_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_SPI_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+ .class = &dm816x_mcspi_class,
+ .dev_attr = &dm816x_mcspi1_dev_attr,
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__mcspi1 = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm816x_mcspi1_hwmod,
+ .clk = "sysclk6_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_class_sysconfig dm816x_mailbox_sysc = {
+ .rev_offs = 0x000,
+ .sysc_offs = 0x010,
+ .syss_offs = 0x014,
+ .sysc_flags = SYSC_HAS_CLOCKACTIVITY | SYSC_HAS_SIDLEMODE |
+ SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE,
+ .idlemodes = SIDLE_FORCE | SIDLE_NO | SIDLE_SMART,
+ .sysc_fields = &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class dm816x_mailbox_hwmod_class = {
+ .name = "mailbox",
+ .sysc = &dm816x_mailbox_sysc,
+};
+
+static struct omap_hwmod dm816x_mailbox_hwmod = {
+ .name = "mailbox",
+ .clkdm_name = "alwon_l3s_clkdm",
+ .class = &dm816x_mailbox_hwmod_class,
+ .main_clk = "sysclk6_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_MAILBOX_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+};
+
+static struct omap_hwmod_ocp_if dm816x_l4_ls__mailbox = {
+ .master = &dm816x_l4_ls_hwmod,
+ .slave = &dm816x_mailbox_hwmod,
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_class dm816x_tpcc_hwmod_class = {
+ .name = "tpcc",
+};
+
+struct omap_hwmod dm816x_tpcc_hwmod = {
+ .name = "tpcc",
+ .class = &dm816x_tpcc_hwmod_class,
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "sysclk4_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_TPCC_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+};
+
+struct omap_hwmod_ocp_if dm816x_alwon_l3_fast__tpcc = {
+ .master = &dm816x_alwon_l3_fast_hwmod,
+ .slave = &dm816x_tpcc_hwmod,
+ .clk = "sysclk4_ck",
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_addr_space dm816x_tptc0_addr_space[] = {
+ {
+ .pa_start = 0x49800000,
+ .pa_end = 0x49800000 + SZ_8K - 1,
+ .flags = ADDR_TYPE_RT,
+ },
+ { },
+};
+
+static struct omap_hwmod_class dm816x_tptc0_hwmod_class = {
+ .name = "tptc0",
+};
+
+struct omap_hwmod dm816x_tptc0_hwmod = {
+ .name = "tptc0",
+ .class = &dm816x_tptc0_hwmod_class,
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "sysclk4_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_TPTC0_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+};
+
+struct omap_hwmod_ocp_if dm816x_alwon_l3_fast__tptc0 = {
+ .master = &dm816x_alwon_l3_fast_hwmod,
+ .slave = &dm816x_tptc0_hwmod,
+ .clk = "sysclk4_ck",
+ .addr = dm816x_tptc0_addr_space,
+ .user = OCP_USER_MPU,
+};
+
+struct omap_hwmod_ocp_if dm816x_tptc0__alwon_l3_fast = {
+ .master = &dm816x_tptc0_hwmod,
+ .slave = &dm816x_alwon_l3_fast_hwmod,
+ .clk = "sysclk4_ck",
+ .addr = dm816x_tptc0_addr_space,
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_addr_space dm816x_tptc1_addr_space[] = {
+ {
+ .pa_start = 0x49900000,
+ .pa_end = 0x49900000 + SZ_8K - 1,
+ .flags = ADDR_TYPE_RT,
+ },
+ { },
+};
+
+static struct omap_hwmod_class dm816x_tptc1_hwmod_class = {
+ .name = "tptc1",
+};
+
+struct omap_hwmod dm816x_tptc1_hwmod = {
+ .name = "tptc1",
+ .class = &dm816x_tptc1_hwmod_class,
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "sysclk4_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_TPTC1_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+};
+
+struct omap_hwmod_ocp_if dm816x_alwon_l3_fast__tptc1 = {
+ .master = &dm816x_alwon_l3_fast_hwmod,
+ .slave = &dm816x_tptc1_hwmod,
+ .clk = "sysclk4_ck",
+ .addr = dm816x_tptc1_addr_space,
+ .user = OCP_USER_MPU,
+};
+
+struct omap_hwmod_ocp_if dm816x_tptc1__alwon_l3_fast = {
+ .master = &dm816x_tptc1_hwmod,
+ .slave = &dm816x_alwon_l3_fast_hwmod,
+ .clk = "sysclk4_ck",
+ .addr = dm816x_tptc1_addr_space,
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_addr_space dm816x_tptc2_addr_space[] = {
+ {
+ .pa_start = 0x49a00000,
+ .pa_end = 0x49a00000 + SZ_8K - 1,
+ .flags = ADDR_TYPE_RT,
+ },
+ { },
+};
+
+static struct omap_hwmod_class dm816x_tptc2_hwmod_class = {
+ .name = "tptc2",
+};
+
+struct omap_hwmod dm816x_tptc2_hwmod = {
+ .name = "tptc2",
+ .class = &dm816x_tptc2_hwmod_class,
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "sysclk4_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_TPTC2_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+};
+
+struct omap_hwmod_ocp_if dm816x_alwon_l3_fast__tptc2 = {
+ .master = &dm816x_alwon_l3_fast_hwmod,
+ .slave = &dm816x_tptc2_hwmod,
+ .clk = "sysclk4_ck",
+ .addr = dm816x_tptc2_addr_space,
+ .user = OCP_USER_MPU,
+};
+
+struct omap_hwmod_ocp_if dm816x_tptc2__alwon_l3_fast = {
+ .master = &dm816x_tptc2_hwmod,
+ .slave = &dm816x_alwon_l3_fast_hwmod,
+ .clk = "sysclk4_ck",
+ .addr = dm816x_tptc2_addr_space,
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_addr_space dm816x_tptc3_addr_space[] = {
+ {
+ .pa_start = 0x49b00000,
+ .pa_end = 0x49b00000 + SZ_8K - 1,
+ .flags = ADDR_TYPE_RT,
+ },
+ { },
+};
+
+static struct omap_hwmod_class dm816x_tptc3_hwmod_class = {
+ .name = "tptc3",
+};
+
+struct omap_hwmod dm816x_tptc3_hwmod = {
+ .name = "tptc3",
+ .class = &dm816x_tptc3_hwmod_class,
+ .clkdm_name = "alwon_l3s_clkdm",
+ .main_clk = "sysclk4_ck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = DM816X_CM_ALWON_TPTC3_CLKCTRL,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+};
+
+struct omap_hwmod_ocp_if dm816x_alwon_l3_fast__tptc3 = {
+ .master = &dm816x_alwon_l3_fast_hwmod,
+ .slave = &dm816x_tptc3_hwmod,
+ .clk = "sysclk4_ck",
+ .addr = dm816x_tptc3_addr_space,
+ .user = OCP_USER_MPU,
+};
+
+struct omap_hwmod_ocp_if dm816x_tptc3__alwon_l3_fast = {
+ .master = &dm816x_tptc3_hwmod,
+ .slave = &dm816x_alwon_l3_fast_hwmod,
+ .clk = "sysclk4_ck",
+ .addr = dm816x_tptc3_addr_space,
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_ocp_if *dm816x_hwmod_ocp_ifs[] __initdata = {
+ &dm816x_mpu__alwon_l3_slow,
+ &dm816x_mpu__alwon_l3_med,
+ &dm816x_alwon_l3_slow__l4_ls,
+ &dm816x_alwon_l3_slow__l4_hs,
+ &dm816x_l4_ls__uart1,
+ &dm816x_l4_ls__uart2,
+ &dm816x_l4_ls__uart3,
+ &dm816x_l4_ls__wd_timer1,
+ &dm816x_l4_ls__i2c1,
+ &dm816x_l4_ls__i2c2,
+ &dm81xx_l4_ls__gpio1,
+ &dm81xx_l4_ls__gpio2,
+ &dm81xx_l4_ls__elm,
+ &dm816x_l4_ls__mmc1,
+ &dm816x_l4_ls__timer1,
+ &dm816x_l4_ls__timer2,
+ &dm816x_l4_ls__timer3,
+ &dm816x_l4_ls__timer4,
+ &dm816x_l4_ls__timer5,
+ &dm816x_l4_ls__timer6,
+ &dm816x_l4_ls__timer7,
+ &dm816x_l4_ls__mcspi1,
+ &dm816x_l4_ls__mailbox,
+ &dm816x_l4_hs__emac0,
+ &dm816x_emac0__mdio,
+ &dm816x_l4_hs__emac1,
+ &dm816x_alwon_l3_fast__tpcc,
+ &dm816x_alwon_l3_fast__tptc0,
+ &dm816x_alwon_l3_fast__tptc1,
+ &dm816x_alwon_l3_fast__tptc2,
+ &dm816x_alwon_l3_fast__tptc3,
+ &dm816x_tptc0__alwon_l3_fast,
+ &dm816x_tptc1__alwon_l3_fast,
+ &dm816x_tptc2__alwon_l3_fast,
+ &dm816x_tptc3__alwon_l3_fast,
+ &dm81xx_alwon_l3_slow__gpmc,
+ &dm81xx_default_l3_slow__usbss,
+ NULL,
+};
+
+int __init ti81xx_hwmod_init(void)
+{
+ omap_hwmod_init();
+ return omap_hwmod_register_links(dm816x_hwmod_ocp_ifs);
+}
diff --git a/arch/arm/mach-prima2/Kconfig b/arch/arm/mach-prima2/Kconfig
index 042f693..a219dc3 100644
--- a/arch/arm/mach-prima2/Kconfig
+++ b/arch/arm/mach-prima2/Kconfig
@@ -11,7 +11,7 @@ menuconfig ARCH_SIRF
if ARCH_SIRF
-comment "CSR SiRF atlas6/primaII/Marco/Polo Specific Features"
+comment "CSR SiRF atlas6/primaII/Atlas7 Specific Features"
config ARCH_ATLAS6
bool "CSR SiRFSoC ATLAS6 ARM Cortex A9 Platform"
@@ -20,6 +20,17 @@ config ARCH_ATLAS6
help
Support for CSR SiRFSoC ARM Cortex A9 Platform
+config ARCH_ATLAS7
+ bool "CSR SiRFSoC ATLAS7 ARM Cortex A7 Platform"
+ default y
+ select ARM_GIC
+ select CPU_V7
+ select HAVE_ARM_SCU if SMP
+ select HAVE_SMP
+ select SMP_ON_UP if SMP
+ help
+ Support for CSR SiRFSoC ARM Cortex A7 Platform
+
config ARCH_PRIMA2
bool "CSR SiRFSoC PRIMA2 ARM Cortex A9 Platform"
default y
@@ -28,15 +39,6 @@ config ARCH_PRIMA2
help
Support for CSR SiRFSoC ARM Cortex A9 Platform
-config ARCH_MARCO
- bool "CSR SiRFSoC MARCO ARM Cortex A9 Platform"
- default y
- select ARM_GIC
- select HAVE_ARM_SCU if SMP
- select SMP_ON_UP if SMP
- help
- Support for CSR SiRFSoC ARM Cortex A9 Platform
-
config SIRF_IRQ
bool
diff --git a/arch/arm/mach-prima2/Makefile b/arch/arm/mach-prima2/Makefile
index 8846e7d..d7d02b0 100644
--- a/arch/arm/mach-prima2/Makefile
+++ b/arch/arm/mach-prima2/Makefile
@@ -1,7 +1,6 @@
obj-y += rstc.o
obj-y += common.o
obj-y += rtciobrg.o
-obj-$(CONFIG_DEBUG_LL) += lluart.o
obj-$(CONFIG_SUSPEND) += pm.o sleep.o
obj-$(CONFIG_SMP) += platsmp.o headsmp.o
obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
diff --git a/arch/arm/mach-prima2/common.c b/arch/arm/mach-prima2/common.c
index a860ea2..0c819bb 100644
--- a/arch/arm/mach-prima2/common.c
+++ b/arch/arm/mach-prima2/common.c
@@ -20,12 +20,6 @@ static void __init sirfsoc_init_late(void)
sirfsoc_pm_init();
}
-static __init void sirfsoc_map_io(void)
-{
- sirfsoc_map_lluart();
- sirfsoc_map_scu();
-}
-
#ifdef CONFIG_ARCH_ATLAS6
static const char *atlas6_dt_match[] __initconst = {
"sirf,atlas6",
@@ -36,7 +30,6 @@ DT_MACHINE_START(ATLAS6_DT, "Generic ATLAS6 (Flattened Device Tree)")
/* Maintainer: Barry Song <baohua.song@csr.com> */
.l2c_aux_val = 0,
.l2c_aux_mask = ~0,
- .map_io = sirfsoc_map_io,
.init_late = sirfsoc_init_late,
.dt_compat = atlas6_dt_match,
MACHINE_END
@@ -52,26 +45,21 @@ DT_MACHINE_START(PRIMA2_DT, "Generic PRIMA2 (Flattened Device Tree)")
/* Maintainer: Barry Song <baohua.song@csr.com> */
.l2c_aux_val = 0,
.l2c_aux_mask = ~0,
- .map_io = sirfsoc_map_io,
.dma_zone_size = SZ_256M,
.init_late = sirfsoc_init_late,
.dt_compat = prima2_dt_match,
MACHINE_END
#endif
-#ifdef CONFIG_ARCH_MARCO
-static const char *marco_dt_match[] __initconst = {
- "sirf,marco",
+#ifdef CONFIG_ARCH_ATLAS7
+static const char *atlas7_dt_match[] __initdata = {
+ "sirf,atlas7",
NULL
};
-DT_MACHINE_START(MARCO_DT, "Generic MARCO (Flattened Device Tree)")
+DT_MACHINE_START(ATLAS7_DT, "Generic ATLAS7 (Flattened Device Tree)")
/* Maintainer: Barry Song <baohua.song@csr.com> */
- .l2c_aux_val = 0,
- .l2c_aux_mask = ~0,
.smp = smp_ops(sirfsoc_smp_ops),
- .map_io = sirfsoc_map_io,
- .init_late = sirfsoc_init_late,
- .dt_compat = marco_dt_match,
+ .dt_compat = atlas7_dt_match,
MACHINE_END
#endif
diff --git a/arch/arm/mach-prima2/lluart.c b/arch/arm/mach-prima2/lluart.c
deleted file mode 100644
index 99c0c92..0000000
--- a/arch/arm/mach-prima2/lluart.c
+++ /dev/null
@@ -1,35 +0,0 @@
-/*
- * Static memory mapping for DEBUG_LL
- *
- * Copyright (c) 2011 Cambridge Silicon Radio Limited, a CSR plc group company.
- *
- * Licensed under GPLv2 or later.
- */
-
-#include <linux/kernel.h>
-#include <asm/page.h>
-#include <asm/mach/map.h>
-#include "common.h"
-
-#if defined(CONFIG_DEBUG_SIRFPRIMA2_UART1)
-#define SIRFSOC_UART1_PA_BASE 0xb0060000
-#elif defined(CONFIG_DEBUG_SIRFMARCO_UART1)
-#define SIRFSOC_UART1_PA_BASE 0xcc060000
-#else
-#define SIRFSOC_UART1_PA_BASE 0
-#endif
-
-#define SIRFSOC_UART1_VA_BASE SIRFSOC_VA(0x060000)
-#define SIRFSOC_UART1_SIZE SZ_4K
-
-void __init sirfsoc_map_lluart(void)
-{
- struct map_desc sirfsoc_lluart_map = {
- .virtual = SIRFSOC_UART1_VA_BASE,
- .pfn = __phys_to_pfn(SIRFSOC_UART1_PA_BASE),
- .length = SIRFSOC_UART1_SIZE,
- .type = MT_DEVICE,
- };
-
- iotable_init(&sirfsoc_lluart_map, 1);
-}
diff --git a/arch/arm/mach-prima2/platsmp.c b/arch/arm/mach-prima2/platsmp.c
index 335c12e..fc2b03c 100644
--- a/arch/arm/mach-prima2/platsmp.c
+++ b/arch/arm/mach-prima2/platsmp.c
@@ -20,30 +20,10 @@
#include "common.h"
-static void __iomem *scu_base;
-static void __iomem *rsc_base;
+static void __iomem *clk_base;
static DEFINE_SPINLOCK(boot_lock);
-static struct map_desc scu_io_desc __initdata = {
- .length = SZ_4K,
- .type = MT_DEVICE,
-};
-
-void __init sirfsoc_map_scu(void)
-{
- unsigned long base;
-
- /* Get SCU base */
- asm("mrc p15, 4, %0, c15, c0, 0" : "=r" (base));
-
- scu_io_desc.virtual = SIRFSOC_VA(base);
- scu_io_desc.pfn = __phys_to_pfn(base);
- iotable_init(&scu_io_desc, 1);
-
- scu_base = (void __iomem *)SIRFSOC_VA(base);
-}
-
static void sirfsoc_secondary_init(unsigned int cpu)
{
/*
@@ -60,8 +40,8 @@ static void sirfsoc_secondary_init(unsigned int cpu)
spin_unlock(&boot_lock);
}
-static struct of_device_id rsc_ids[] = {
- { .compatible = "sirf,marco-rsc" },
+static struct of_device_id clk_ids[] = {
+ { .compatible = "sirf,atlas7-clkc" },
{},
};
@@ -70,27 +50,27 @@ static int sirfsoc_boot_secondary(unsigned int cpu, struct task_struct *idle)
unsigned long timeout;
struct device_node *np;
- np = of_find_matching_node(NULL, rsc_ids);
+ np = of_find_matching_node(NULL, clk_ids);
if (!np)
return -ENODEV;
- rsc_base = of_iomap(np, 0);
- if (!rsc_base)
+ clk_base = of_iomap(np, 0);
+ if (!clk_base)
return -ENOMEM;
/*
- * write the address of secondary startup into the sram register
- * at offset 0x2C, then write the magic number 0x3CAF5D62 to the
- * RSC register at offset 0x28, which is what boot rom code is
+ * write the address of secondary startup into the clkc register
+ * at offset 0x2bC, then write the magic number 0x3CAF5D62 to the
+ * clkc register at offset 0x2b8, which is what boot rom code is
* waiting for. This would wake up the secondary core from WFE
*/
-#define SIRFSOC_CPU1_JUMPADDR_OFFSET 0x2C
+#define SIRFSOC_CPU1_JUMPADDR_OFFSET 0x2bc
__raw_writel(virt_to_phys(sirfsoc_secondary_startup),
- rsc_base + SIRFSOC_CPU1_JUMPADDR_OFFSET);
+ clk_base + SIRFSOC_CPU1_JUMPADDR_OFFSET);
-#define SIRFSOC_CPU1_WAKEMAGIC_OFFSET 0x28
+#define SIRFSOC_CPU1_WAKEMAGIC_OFFSET 0x2b8
__raw_writel(0x3CAF5D62,
- rsc_base + SIRFSOC_CPU1_WAKEMAGIC_OFFSET);
+ clk_base + SIRFSOC_CPU1_WAKEMAGIC_OFFSET);
/* make sure write buffer is drained */
mb();
@@ -132,13 +112,7 @@ static int sirfsoc_boot_secondary(unsigned int cpu, struct task_struct *idle)
return pen_release != -1 ? -ENOSYS : 0;
}
-static void __init sirfsoc_smp_prepare_cpus(unsigned int max_cpus)
-{
- scu_enable(scu_base);
-}
-
struct smp_operations sirfsoc_smp_ops __initdata = {
- .smp_prepare_cpus = sirfsoc_smp_prepare_cpus,
.smp_secondary_init = sirfsoc_secondary_init,
.smp_boot_secondary = sirfsoc_boot_secondary,
#ifdef CONFIG_HOTPLUG_CPU
diff --git a/arch/arm/mach-prima2/rstc.c b/arch/arm/mach-prima2/rstc.c
index e1f1f86..7c251eb 100644
--- a/arch/arm/mach-prima2/rstc.c
+++ b/arch/arm/mach-prima2/rstc.c
@@ -34,36 +34,20 @@ static int sirfsoc_reset_module(struct reset_controller_dev *rcdev,
mutex_lock(&rstc_lock);
- if (of_device_is_compatible(rcdev->of_node, "sirf,prima2-rstc")) {
- /*
- * Writing 1 to this bit resets corresponding block.
- * Writing 0 to this bit de-asserts reset signal of the
- * corresponding block. datasheet doesn't require explicit
- * delay between the set and clear of reset bit. it could
- * be shorter if tests pass.
- */
- writel(readl(sirfsoc_rstc_base +
+ /*
+ * Writing 1 to this bit resets corresponding block.
+ * Writing 0 to this bit de-asserts reset signal of the
+ * corresponding block. datasheet doesn't require explicit
+ * delay between the set and clear of reset bit. it could
+ * be shorter if tests pass.
+ */
+ writel(readl(sirfsoc_rstc_base +
(reset_bit / 32) * 4) | (1 << reset_bit),
- sirfsoc_rstc_base + (reset_bit / 32) * 4);
- msleep(20);
- writel(readl(sirfsoc_rstc_base +
+ sirfsoc_rstc_base + (reset_bit / 32) * 4);
+ msleep(20);
+ writel(readl(sirfsoc_rstc_base +
(reset_bit / 32) * 4) & ~(1 << reset_bit),
- sirfsoc_rstc_base + (reset_bit / 32) * 4);
- } else {
- /*
- * For MARCO and POLO
- * Writing 1 to SET register resets corresponding block.
- * Writing 1 to CLEAR register de-asserts reset signal of the
- * corresponding block.
- * datasheet doesn't require explicit delay between the set and
- * clear of reset bit. it could be shorter if tests pass.
- */
- writel(1 << reset_bit,
- sirfsoc_rstc_base + (reset_bit / 32) * 8);
- msleep(20);
- writel(1 << reset_bit,
- sirfsoc_rstc_base + (reset_bit / 32) * 8 + 4);
- }
+ sirfsoc_rstc_base + (reset_bit / 32) * 4);
mutex_unlock(&rstc_lock);
@@ -106,7 +90,6 @@ static int sirfsoc_rstc_probe(struct platform_device *pdev)
static const struct of_device_id rstc_ids[] = {
{ .compatible = "sirf,prima2-rstc" },
- { .compatible = "sirf,marco-rstc" },
{},
};
diff --git a/arch/arm/mach-prima2/rtciobrg.c b/arch/arm/mach-prima2/rtciobrg.c
index 70a0b47..8f66d8f 100644
--- a/arch/arm/mach-prima2/rtciobrg.c
+++ b/arch/arm/mach-prima2/rtciobrg.c
@@ -104,7 +104,6 @@ EXPORT_SYMBOL_GPL(sirfsoc_rtc_iobrg_writel);
static const struct of_device_id rtciobrg_ids[] = {
{ .compatible = "sirf,prima2-rtciobg" },
- { .compatible = "sirf,marco-rtciobg" },
{}
};
diff --git a/arch/arm/mach-qcom/Kconfig b/arch/arm/mach-qcom/Kconfig
index ee5697b..48003ea 100644
--- a/arch/arm/mach-qcom/Kconfig
+++ b/arch/arm/mach-qcom/Kconfig
@@ -1,9 +1,8 @@
menuconfig ARCH_QCOM
bool "Qualcomm Support" if ARCH_MULTI_V7
- select ARCH_REQUIRE_GPIOLIB
+ select ARCH_SUPPORTS_BIG_ENDIAN
select ARM_GIC
select ARM_AMBA
- select CLKSRC_OF
select PINCTRL
select QCOM_SCM if SMP
help
diff --git a/arch/arm/mach-qcom/scm-boot.c b/arch/arm/mach-qcom/scm-boot.c
index 45cee3e..e8ff7be 100644
--- a/arch/arm/mach-qcom/scm-boot.c
+++ b/arch/arm/mach-qcom/scm-boot.c
@@ -24,15 +24,15 @@
/*
* Set the cold/warm boot address for one of the CPU cores.
*/
-int scm_set_boot_addr(phys_addr_t addr, int flags)
+int scm_set_boot_addr(u32 addr, int flags)
{
struct {
- unsigned int flags;
- phys_addr_t addr;
+ __le32 flags;
+ __le32 addr;
} cmd;
- cmd.addr = addr;
- cmd.flags = flags;
+ cmd.addr = cpu_to_le32(addr);
+ cmd.flags = cpu_to_le32(flags);
return scm_call(SCM_SVC_BOOT, SCM_BOOT_ADDR,
&cmd, sizeof(cmd), NULL, 0);
}
diff --git a/arch/arm/mach-qcom/scm-boot.h b/arch/arm/mach-qcom/scm-boot.h
index 6aabb24..3e210fb 100644
--- a/arch/arm/mach-qcom/scm-boot.h
+++ b/arch/arm/mach-qcom/scm-boot.h
@@ -18,7 +18,9 @@
#define SCM_FLAG_COLDBOOT_CPU3 0x20
#define SCM_FLAG_WARMBOOT_CPU0 0x04
#define SCM_FLAG_WARMBOOT_CPU1 0x02
+#define SCM_FLAG_WARMBOOT_CPU2 0x10
+#define SCM_FLAG_WARMBOOT_CPU3 0x40
-int scm_set_boot_addr(phys_addr_t addr, int flags);
+int scm_set_boot_addr(u32 addr, int flags);
#endif
diff --git a/arch/arm/mach-qcom/scm.c b/arch/arm/mach-qcom/scm.c
index c536fd6..1d9cf18 100644
--- a/arch/arm/mach-qcom/scm.c
+++ b/arch/arm/mach-qcom/scm.c
@@ -22,13 +22,11 @@
#include <linux/errno.h>
#include <linux/err.h>
+#include <asm/outercache.h>
#include <asm/cacheflush.h>
#include "scm.h"
-/* Cache line size for msm8x60 */
-#define CACHELINESIZE 32
-
#define SCM_ENOMEM -5
#define SCM_EOPNOTSUPP -4
#define SCM_EINVAL_ADDR -3
@@ -63,11 +61,11 @@ static DEFINE_MUTEX(scm_lock);
* to access the buffers in a safe manner.
*/
struct scm_command {
- u32 len;
- u32 buf_offset;
- u32 resp_hdr_offset;
- u32 id;
- u32 buf[0];
+ __le32 len;
+ __le32 buf_offset;
+ __le32 resp_hdr_offset;
+ __le32 id;
+ __le32 buf[0];
};
/**
@@ -77,9 +75,9 @@ struct scm_command {
* @is_complete: indicates if the command has finished processing
*/
struct scm_response {
- u32 len;
- u32 buf_offset;
- u32 is_complete;
+ __le32 len;
+ __le32 buf_offset;
+ __le32 is_complete;
};
/**
@@ -97,12 +95,14 @@ static struct scm_command *alloc_scm_command(size_t cmd_size, size_t resp_size)
struct scm_command *cmd;
size_t len = sizeof(*cmd) + sizeof(struct scm_response) + cmd_size +
resp_size;
+ u32 offset;
cmd = kzalloc(PAGE_ALIGN(len), GFP_KERNEL);
if (cmd) {
- cmd->len = len;
- cmd->buf_offset = offsetof(struct scm_command, buf);
- cmd->resp_hdr_offset = cmd->buf_offset + cmd_size;
+ cmd->len = cpu_to_le32(len);
+ offset = offsetof(struct scm_command, buf);
+ cmd->buf_offset = cpu_to_le32(offset);
+ cmd->resp_hdr_offset = cpu_to_le32(offset + cmd_size);
}
return cmd;
}
@@ -127,7 +127,7 @@ static inline void free_scm_command(struct scm_command *cmd)
static inline struct scm_response *scm_command_to_response(
const struct scm_command *cmd)
{
- return (void *)cmd + cmd->resp_hdr_offset;
+ return (void *)cmd + le32_to_cpu(cmd->resp_hdr_offset);
}
/**
@@ -149,11 +149,12 @@ static inline void *scm_get_command_buffer(const struct scm_command *cmd)
*/
static inline void *scm_get_response_buffer(const struct scm_response *rsp)
{
- return (void *)rsp + rsp->buf_offset;
+ return (void *)rsp + le32_to_cpu(rsp->buf_offset);
}
static int scm_remap_error(int err)
{
+ pr_err("scm_call failed with error code %d\n", err);
switch (err) {
case SCM_ERROR:
return -EIO;
@@ -198,11 +199,12 @@ static int __scm_call(const struct scm_command *cmd)
u32 cmd_addr = virt_to_phys(cmd);
/*
- * Flush the entire cache here so callers don't have to remember
- * to flush the cache when passing physical addresses to the secure
- * side in the buffer.
+ * Flush the command buffer so that the secure world sees
+ * the correct data.
*/
- flush_cache_all();
+ __cpuc_flush_dcache_area((void *)cmd, cmd->len);
+ outer_flush_range(cmd_addr, cmd_addr + cmd->len);
+
ret = smc(cmd_addr);
if (ret < 0)
ret = scm_remap_error(ret);
@@ -210,6 +212,25 @@ static int __scm_call(const struct scm_command *cmd)
return ret;
}
+static void scm_inv_range(unsigned long start, unsigned long end)
+{
+ u32 cacheline_size, ctr;
+
+ asm volatile("mrc p15, 0, %0, c0, c0, 1" : "=r" (ctr));
+ cacheline_size = 4 << ((ctr >> 16) & 0xf);
+
+ start = round_down(start, cacheline_size);
+ end = round_up(end, cacheline_size);
+ outer_inv_range(start, end);
+ while (start < end) {
+ asm ("mcr p15, 0, %0, c7, c6, 1" : : "r" (start)
+ : "memory");
+ start += cacheline_size;
+ }
+ dsb();
+ isb();
+}
+
/**
* scm_call() - Send an SCM command
* @svc_id: service identifier
@@ -220,6 +241,13 @@ static int __scm_call(const struct scm_command *cmd)
* @resp_len: length of the response buffer
*
* Sends a command to the SCM and waits for the command to finish processing.
+ *
+ * A note on cache maintenance:
+ * Note that any buffers that are expected to be accessed by the secure world
+ * must be flushed before invoking scm_call and invalidated in the cache
+ * immediately after scm_call returns. Cache maintenance on the command and
+ * response buffers is taken care of by scm_call; however, callers are
+ * responsible for any other cached buffers passed over to the secure world.
*/
int scm_call(u32 svc_id, u32 cmd_id, const void *cmd_buf, size_t cmd_len,
void *resp_buf, size_t resp_len)
@@ -227,12 +255,13 @@ int scm_call(u32 svc_id, u32 cmd_id, const void *cmd_buf, size_t cmd_len,
int ret;
struct scm_command *cmd;
struct scm_response *rsp;
+ unsigned long start, end;
cmd = alloc_scm_command(cmd_len, resp_len);
if (!cmd)
return -ENOMEM;
- cmd->id = (svc_id << 10) | cmd_id;
+ cmd->id = cpu_to_le32((svc_id << 10) | cmd_id);
if (cmd_buf)
memcpy(scm_get_command_buffer(cmd), cmd_buf, cmd_len);
@@ -243,17 +272,15 @@ int scm_call(u32 svc_id, u32 cmd_id, const void *cmd_buf, size_t cmd_len,
goto out;
rsp = scm_command_to_response(cmd);
+ start = (unsigned long)rsp;
+
do {
- u32 start = (u32)rsp;
- u32 end = (u32)scm_get_response_buffer(rsp) + resp_len;
- start &= ~(CACHELINESIZE - 1);
- while (start < end) {
- asm ("mcr p15, 0, %0, c7, c6, 1" : : "r" (start)
- : "memory");
- start += CACHELINESIZE;
- }
+ scm_inv_range(start, start + sizeof(*rsp));
} while (!rsp->is_complete);
+ end = (unsigned long)scm_get_response_buffer(rsp) + resp_len;
+ scm_inv_range(start, end);
+
if (resp_buf)
memcpy(resp_buf, scm_get_response_buffer(rsp), resp_len);
out:
diff --git a/arch/arm/mach-rockchip/Makefile b/arch/arm/mach-rockchip/Makefile
index b29d8ea..5c3a9b2 100644
--- a/arch/arm/mach-rockchip/Makefile
+++ b/arch/arm/mach-rockchip/Makefile
@@ -1,4 +1,5 @@
CFLAGS_platsmp.o := -march=armv7-a
obj-$(CONFIG_ARCH_ROCKCHIP) += rockchip.o
+obj-$(CONFIG_PM_SLEEP) += pm.o sleep.o
obj-$(CONFIG_SMP) += headsmp.o platsmp.o
diff --git a/arch/arm/mach-rockchip/pm.c b/arch/arm/mach-rockchip/pm.c
new file mode 100644
index 0000000..50cb781
--- /dev/null
+++ b/arch/arm/mach-rockchip/pm.c
@@ -0,0 +1,260 @@
+/*
+ * Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
+ * Author: Tony Xie <tony.xie@rock-chips.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/regmap.h>
+#include <linux/suspend.h>
+#include <linux/mfd/syscon.h>
+#include <linux/regulator/machine.h>
+
+#include <asm/cacheflush.h>
+#include <asm/tlbflush.h>
+#include <asm/suspend.h>
+
+#include "pm.h"
+
+/* These enum are option of low power mode */
+enum {
+ ROCKCHIP_ARM_OFF_LOGIC_NORMAL = 0,
+ ROCKCHIP_ARM_OFF_LOGIC_DEEP = 1,
+};
+
+struct rockchip_pm_data {
+ const struct platform_suspend_ops *ops;
+ int (*init)(struct device_node *np);
+};
+
+static void __iomem *rk3288_bootram_base;
+static phys_addr_t rk3288_bootram_phy;
+
+static struct regmap *pmu_regmap;
+static struct regmap *sgrf_regmap;
+
+static u32 rk3288_pmu_pwr_mode_con;
+static u32 rk3288_sgrf_soc_con0;
+
+static inline u32 rk3288_l2_config(void)
+{
+ u32 l2ctlr;
+
+ asm("mrc p15, 1, %0, c9, c0, 2" : "=r" (l2ctlr));
+ return l2ctlr;
+}
+
+static void rk3288_config_bootdata(void)
+{
+ rkpm_bootdata_cpusp = rk3288_bootram_phy + (SZ_4K - 8);
+ rkpm_bootdata_cpu_code = virt_to_phys(cpu_resume);
+
+ rkpm_bootdata_l2ctlr_f = 1;
+ rkpm_bootdata_l2ctlr = rk3288_l2_config();
+}
+
+static void rk3288_slp_mode_set(int level)
+{
+ u32 mode_set, mode_set1;
+
+ regmap_read(sgrf_regmap, RK3288_SGRF_SOC_CON0, &rk3288_sgrf_soc_con0);
+
+ regmap_read(pmu_regmap, RK3288_PMU_PWRMODE_CON,
+ &rk3288_pmu_pwr_mode_con);
+
+ /* set bit 8 so that system will resume to FAST_BOOT_ADDR */
+ regmap_write(sgrf_regmap, RK3288_SGRF_SOC_CON0,
+ SGRF_FAST_BOOT_EN | SGRF_FAST_BOOT_EN_WRITE);
+
+ /* booting address of resuming system is from this register value */
+ regmap_write(sgrf_regmap, RK3288_SGRF_FAST_BOOT_ADDR,
+ rk3288_bootram_phy);
+
+ regmap_write(pmu_regmap, RK3288_PMU_WAKEUP_CFG1,
+ PMU_ARMINT_WAKEUP_EN);
+
+ mode_set = BIT(PMU_GLOBAL_INT_DISABLE) | BIT(PMU_L2FLUSH_EN) |
+ BIT(PMU_SREF0_ENTER_EN) | BIT(PMU_SREF1_ENTER_EN) |
+ BIT(PMU_DDR0_GATING_EN) | BIT(PMU_DDR1_GATING_EN) |
+ BIT(PMU_PWR_MODE_EN) | BIT(PMU_CHIP_PD_EN) |
+ BIT(PMU_SCU_EN);
+
+ mode_set1 = BIT(PMU_CLR_CORE) | BIT(PMU_CLR_CPUP);
+
+ if (level == ROCKCHIP_ARM_OFF_LOGIC_DEEP) {
+ /* arm off, logic deep sleep */
+ mode_set |= BIT(PMU_BUS_PD_EN) |
+ BIT(PMU_DDR1IO_RET_EN) | BIT(PMU_DDR0IO_RET_EN) |
+ BIT(PMU_OSC_24M_DIS) | BIT(PMU_PMU_USE_LF) |
+ BIT(PMU_ALIVE_USE_LF) | BIT(PMU_PLL_PD_EN);
+
+ mode_set1 |= BIT(PMU_CLR_ALIVE) | BIT(PMU_CLR_BUS) |
+ BIT(PMU_CLR_PERI) | BIT(PMU_CLR_DMA);
+ } else {
+ /*
+ * arm off, logic normal
+ * if pmu_clk_core_src_gate_en is not set,
+ * wakeup will be error
+ */
+ mode_set |= BIT(PMU_CLK_CORE_SRC_GATE_EN);
+ }
+
+ regmap_write(pmu_regmap, RK3288_PMU_PWRMODE_CON, mode_set);
+ regmap_write(pmu_regmap, RK3288_PMU_PWRMODE_CON1, mode_set1);
+}
+
+static void rk3288_slp_mode_set_resume(void)
+{
+ regmap_write(pmu_regmap, RK3288_PMU_PWRMODE_CON,
+ rk3288_pmu_pwr_mode_con);
+
+ regmap_write(sgrf_regmap, RK3288_SGRF_SOC_CON0,
+ rk3288_sgrf_soc_con0 | SGRF_FAST_BOOT_EN_WRITE);
+}
+
+static int rockchip_lpmode_enter(unsigned long arg)
+{
+ flush_cache_all();
+
+ cpu_do_idle();
+
+ pr_err("%s: Failed to suspend\n", __func__);
+
+ return 1;
+}
+
+static int rk3288_suspend_enter(suspend_state_t state)
+{
+ local_fiq_disable();
+
+ rk3288_slp_mode_set(ROCKCHIP_ARM_OFF_LOGIC_NORMAL);
+
+ cpu_suspend(0, rockchip_lpmode_enter);
+
+ rk3288_slp_mode_set_resume();
+
+ local_fiq_enable();
+
+ return 0;
+}
+
+static int rk3288_suspend_prepare(void)
+{
+ return regulator_suspend_prepare(PM_SUSPEND_MEM);
+}
+
+static void rk3288_suspend_finish(void)
+{
+ if (regulator_suspend_finish())
+ pr_err("%s: Suspend finish failed\n", __func__);
+}
+
+static int rk3288_suspend_init(struct device_node *np)
+{
+ struct device_node *sram_np;
+ struct resource res;
+ int ret;
+
+ pmu_regmap = syscon_node_to_regmap(np);
+ if (IS_ERR(pmu_regmap)) {
+ pr_err("%s: could not find pmu regmap\n", __func__);
+ return PTR_ERR(pmu_regmap);
+ }
+
+ sgrf_regmap = syscon_regmap_lookup_by_compatible(
+ "rockchip,rk3288-sgrf");
+ if (IS_ERR(sgrf_regmap)) {
+ pr_err("%s: could not find sgrf regmap\n", __func__);
+ return PTR_ERR(pmu_regmap);
+ }
+
+ sram_np = of_find_compatible_node(NULL, NULL,
+ "rockchip,rk3288-pmu-sram");
+ if (!sram_np) {
+ pr_err("%s: could not find bootram dt node\n", __func__);
+ return -ENODEV;
+ }
+
+ rk3288_bootram_base = of_iomap(sram_np, 0);
+ if (!rk3288_bootram_base) {
+ pr_err("%s: could not map bootram base\n", __func__);
+ return -ENOMEM;
+ }
+
+ ret = of_address_to_resource(sram_np, 0, &res);
+ if (ret) {
+ pr_err("%s: could not get bootram phy addr\n", __func__);
+ return ret;
+ }
+ rk3288_bootram_phy = res.start;
+
+ of_node_put(sram_np);
+
+ rk3288_config_bootdata();
+
+ /* copy resume code and data to bootsram */
+ memcpy(rk3288_bootram_base, rockchip_slp_cpu_resume,
+ rk3288_bootram_sz);
+
+ return 0;
+}
+
+static const struct platform_suspend_ops rk3288_suspend_ops = {
+ .enter = rk3288_suspend_enter,
+ .valid = suspend_valid_only_mem,
+ .prepare = rk3288_suspend_prepare,
+ .finish = rk3288_suspend_finish,
+};
+
+static const struct rockchip_pm_data rk3288_pm_data __initconst = {
+ .ops = &rk3288_suspend_ops,
+ .init = rk3288_suspend_init,
+};
+
+static const struct of_device_id rockchip_pmu_of_device_ids[] __initconst = {
+ {
+ .compatible = "rockchip,rk3288-pmu",
+ .data = &rk3288_pm_data,
+ },
+ { /* sentinel */ },
+};
+
+void __init rockchip_suspend_init(void)
+{
+ const struct rockchip_pm_data *pm_data;
+ const struct of_device_id *match;
+ struct device_node *np;
+ int ret;
+
+ np = of_find_matching_node_and_match(NULL, rockchip_pmu_of_device_ids,
+ &match);
+ if (!match) {
+ pr_err("Failed to find PMU node\n");
+ return;
+ }
+ pm_data = (struct rockchip_pm_data *) match->data;
+
+ if (pm_data->init) {
+ ret = pm_data->init(np);
+
+ if (ret) {
+ pr_err("%s: matches init error %d\n", __func__, ret);
+ return;
+ }
+ }
+
+ suspend_set_ops(pm_data->ops);
+}
diff --git a/arch/arm/mach-rockchip/pm.h b/arch/arm/mach-rockchip/pm.h
new file mode 100644
index 0000000..7d752ff
--- /dev/null
+++ b/arch/arm/mach-rockchip/pm.h
@@ -0,0 +1,99 @@
+/*
+ * Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
+ * Author: Tony Xie <tony.xie@rock-chips.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ */
+
+#ifndef __MACH_ROCKCHIP_PM_H
+#define __MACH_ROCKCHIP_PM_H
+
+extern unsigned long rkpm_bootdata_cpusp;
+extern unsigned long rkpm_bootdata_cpu_code;
+extern unsigned long rkpm_bootdata_l2ctlr_f;
+extern unsigned long rkpm_bootdata_l2ctlr;
+extern unsigned long rkpm_bootdata_ddr_code;
+extern unsigned long rkpm_bootdata_ddr_data;
+extern unsigned long rk3288_bootram_sz;
+
+void rockchip_slp_cpu_resume(void);
+void __init rockchip_suspend_init(void);
+
+/****** following is rk3288 defined **********/
+#define RK3288_PMU_WAKEUP_CFG0 0x00
+#define RK3288_PMU_WAKEUP_CFG1 0x04
+#define RK3288_PMU_PWRMODE_CON 0x18
+#define RK3288_PMU_OSC_CNT 0x20
+#define RK3288_PMU_PLL_CNT 0x24
+#define RK3288_PMU_STABL_CNT 0x28
+#define RK3288_PMU_DDR0IO_PWRON_CNT 0x2c
+#define RK3288_PMU_DDR1IO_PWRON_CNT 0x30
+#define RK3288_PMU_CORE_PWRDWN_CNT 0x34
+#define RK3288_PMU_CORE_PWRUP_CNT 0x38
+#define RK3288_PMU_GPU_PWRDWN_CNT 0x3c
+#define RK3288_PMU_GPU_PWRUP_CNT 0x40
+#define RK3288_PMU_WAKEUP_RST_CLR_CNT 0x44
+#define RK3288_PMU_PWRMODE_CON1 0x90
+
+#define RK3288_SGRF_SOC_CON0 (0x0000)
+#define RK3288_SGRF_FAST_BOOT_ADDR (0x0120)
+#define SGRF_FAST_BOOT_EN BIT(8)
+#define SGRF_FAST_BOOT_EN_WRITE BIT(24)
+
+#define RK3288_CRU_MODE_CON 0x50
+#define RK3288_CRU_SEL0_CON 0x60
+#define RK3288_CRU_SEL1_CON 0x64
+#define RK3288_CRU_SEL10_CON 0x88
+#define RK3288_CRU_SEL33_CON 0xe4
+#define RK3288_CRU_SEL37_CON 0xf4
+
+/* PMU_WAKEUP_CFG1 bits */
+#define PMU_ARMINT_WAKEUP_EN BIT(0)
+
+enum rk3288_pwr_mode_con {
+ PMU_PWR_MODE_EN = 0,
+ PMU_CLK_CORE_SRC_GATE_EN,
+ PMU_GLOBAL_INT_DISABLE,
+ PMU_L2FLUSH_EN,
+ PMU_BUS_PD_EN,
+ PMU_A12_0_PD_EN,
+ PMU_SCU_EN,
+ PMU_PLL_PD_EN,
+ PMU_CHIP_PD_EN, /* POWER OFF PIN ENABLE */
+ PMU_PWROFF_COMB,
+ PMU_ALIVE_USE_LF,
+ PMU_PMU_USE_LF,
+ PMU_OSC_24M_DIS,
+ PMU_INPUT_CLAMP_EN,
+ PMU_WAKEUP_RESET_EN,
+ PMU_SREF0_ENTER_EN,
+ PMU_SREF1_ENTER_EN,
+ PMU_DDR0IO_RET_EN,
+ PMU_DDR1IO_RET_EN,
+ PMU_DDR0_GATING_EN,
+ PMU_DDR1_GATING_EN,
+ PMU_DDR0IO_RET_DE_REQ,
+ PMU_DDR1IO_RET_DE_REQ
+};
+
+enum rk3288_pwr_mode_con1 {
+ PMU_CLR_BUS = 0,
+ PMU_CLR_CORE,
+ PMU_CLR_CPUP,
+ PMU_CLR_ALIVE,
+ PMU_CLR_DMA,
+ PMU_CLR_PERI,
+ PMU_CLR_GPU,
+ PMU_CLR_VIDEO,
+ PMU_CLR_HEVC,
+ PMU_CLR_VIO,
+};
+
+#endif /* __MACH_ROCKCHIP_PM_H */
diff --git a/arch/arm/mach-rockchip/rockchip.c b/arch/arm/mach-rockchip/rockchip.c
index a611f48..d360ec0 100644
--- a/arch/arm/mach-rockchip/rockchip.c
+++ b/arch/arm/mach-rockchip/rockchip.c
@@ -27,6 +27,7 @@
#include <asm/mach/map.h>
#include <asm/hardware/cache-l2x0.h>
#include "core.h"
+#include "pm.h"
#define RK3288_GRF_SOC_CON0 0x244
@@ -52,6 +53,7 @@ static void __init rockchip_timer_init(void)
static void __init rockchip_dt_init(void)
{
+ rockchip_suspend_init();
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
platform_device_register_simple("cpufreq-dt", 0, NULL, 0);
}
@@ -65,7 +67,7 @@ static const char * const rockchip_board_dt_compat[] = {
NULL,
};
-DT_MACHINE_START(ROCKCHIP_DT, "Rockchip Cortex-A9 (Device Tree)")
+DT_MACHINE_START(ROCKCHIP_DT, "Rockchip (Device Tree)")
.l2c_aux_val = 0,
.l2c_aux_mask = ~0,
.init_time = rockchip_timer_init,
diff --git a/arch/arm/mach-rockchip/sleep.S b/arch/arm/mach-rockchip/sleep.S
new file mode 100644
index 0000000..2eec9a3
--- /dev/null
+++ b/arch/arm/mach-rockchip/sleep.S
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
+ * Author: Tony Xie <tony.xie@rock-chips.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ */
+
+#include <linux/linkage.h>
+#include <asm/assembler.h>
+#include <asm/memory.h>
+
+.data
+/*
+ * this code will be copied from
+ * ddr to sram for system resumeing.
+ * so it is ".data section".
+ */
+.align
+
+ENTRY(rockchip_slp_cpu_resume)
+ setmode PSR_I_BIT | PSR_F_BIT | SVC_MODE, r1 @ set svc, irqs off
+ mrc p15, 0, r1, c0, c0, 5
+ and r1, r1, #0xf
+ cmp r1, #0
+ /* olny cpu0 can continue to run, the others is halt here */
+ beq cpu0run
+secondary_loop:
+ wfe
+ b secondary_loop
+cpu0run:
+ ldr r3, rkpm_bootdata_l2ctlr_f
+ cmp r3, #0
+ beq sp_set
+ ldr r3, rkpm_bootdata_l2ctlr
+ mcr p15, 1, r3, c9, c0, 2
+sp_set:
+ ldr sp, rkpm_bootdata_cpusp
+ ldr r1, rkpm_bootdata_cpu_code
+ bx r1
+ENDPROC(rockchip_slp_cpu_resume)
+
+/* Parameters filled in by the kernel */
+
+/* Flag for whether to restore L2CTLR on resume */
+ .global rkpm_bootdata_l2ctlr_f
+rkpm_bootdata_l2ctlr_f:
+ .long 0
+
+/* Saved L2CTLR to restore on resume */
+ .global rkpm_bootdata_l2ctlr
+rkpm_bootdata_l2ctlr:
+ .long 0
+
+/* CPU resume SP addr */
+ .globl rkpm_bootdata_cpusp
+rkpm_bootdata_cpusp:
+ .long 0
+
+/* CPU resume function (physical address) */
+ .globl rkpm_bootdata_cpu_code
+rkpm_bootdata_cpu_code:
+ .long 0
+
+ENTRY(rk3288_bootram_sz)
+ .word . - rockchip_slp_cpu_resume
diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig
index bb3d0750..2f36c85 100644
--- a/arch/arm/mach-shmobile/Kconfig
+++ b/arch/arm/mach-shmobile/Kconfig
@@ -7,6 +7,7 @@ config PM_RCAR
config PM_RMOBILE
bool
+ select PM_GENERIC_DOMAINS
config ARCH_RCAR_GEN1
bool
@@ -23,7 +24,7 @@ config ARCH_RCAR_GEN2
config ARCH_RMOBILE
bool
- select PM_RMOBILE if PM && !ARCH_SHMOBILE_MULTI
+ select PM_RMOBILE if PM
select SYS_SUPPORTS_SH_CMT
select SYS_SUPPORTS_SH_TMU
@@ -51,6 +52,11 @@ config ARCH_R7S72100
bool "RZ/A1H (R7S72100)"
select SYS_SUPPORTS_SH_MTU2
+config ARCH_R8A73A4
+ bool "R-Mobile APE6 (R8A73A40)"
+ select ARCH_RMOBILE
+ select RENESAS_IRQC
+
config ARCH_R8A7740
bool "R-Mobile A1 (R8A77400)"
select ARCH_RMOBILE
diff --git a/arch/arm/mach-shmobile/clock-sh73a0.c b/arch/arm/mach-shmobile/clock-sh73a0.c
index 6b4c1f3..3855fb0 100644
--- a/arch/arm/mach-shmobile/clock-sh73a0.c
+++ b/arch/arm/mach-shmobile/clock-sh73a0.c
@@ -553,6 +553,7 @@ enum { MSTP001,
MSTP314, MSTP313, MSTP312, MSTP311,
MSTP304, MSTP303, MSTP302, MSTP301, MSTP300,
MSTP411, MSTP410, MSTP403,
+ MSTP508,
MSTP_NR };
#define MSTP(_parent, _reg, _bit, _flags) \
@@ -597,6 +598,7 @@ static struct clk mstp_clks[MSTP_NR] = {
[MSTP411] = MSTP(&div4_clks[DIV4_HP], SMSTPCR4, 11, 0), /* IIC3 */
[MSTP410] = MSTP(&div4_clks[DIV4_HP], SMSTPCR4, 10, 0), /* IIC4 */
[MSTP403] = MSTP(&r_clk, SMSTPCR4, 3, 0), /* KEYSC */
+ [MSTP508] = MSTP(&div4_clks[DIV4_HP], SMSTPCR5, 8, 0), /* INTCA0 */
};
/* The lookups structure below includes duplicate entries for some clocks
@@ -677,6 +679,14 @@ static struct clk_lookup lookups[] = {
CLKDEV_DEV_ID("i2c-sh_mobile.4", &mstp_clks[MSTP410]), /* I2C4 */
CLKDEV_DEV_ID("e6828000.i2c", &mstp_clks[MSTP410]), /* I2C4 */
CLKDEV_DEV_ID("sh_keysc.0", &mstp_clks[MSTP403]), /* KEYSC */
+ CLKDEV_DEV_ID("renesas_intc_irqpin.0", &mstp_clks[MSTP508]), /* INTCA0 */
+ CLKDEV_DEV_ID("e6900000.irqpin", &mstp_clks[MSTP508]), /* INTCA0 */
+ CLKDEV_DEV_ID("renesas_intc_irqpin.1", &mstp_clks[MSTP508]), /* INTCA0 */
+ CLKDEV_DEV_ID("e6900004.irqpin", &mstp_clks[MSTP508]), /* INTCA0 */
+ CLKDEV_DEV_ID("renesas_intc_irqpin.2", &mstp_clks[MSTP508]), /* INTCA0 */
+ CLKDEV_DEV_ID("e6900008.irqpin", &mstp_clks[MSTP508]), /* INTCA0 */
+ CLKDEV_DEV_ID("renesas_intc_irqpin.3", &mstp_clks[MSTP508]), /* INTCA0 */
+ CLKDEV_DEV_ID("e690000c.irqpin", &mstp_clks[MSTP508]), /* INTCA0 */
/* ICK */
CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSIT]),
diff --git a/arch/arm/mach-shmobile/pm-r8a7740.c b/arch/arm/mach-shmobile/pm-r8a7740.c
index ac2eecd..34608fc 100644
--- a/arch/arm/mach-shmobile/pm-r8a7740.c
+++ b/arch/arm/mach-shmobile/pm-r8a7740.c
@@ -9,10 +9,14 @@
* for more details.
*/
#include <linux/console.h>
+#include <linux/io.h>
#include <linux/suspend.h>
+
#include "common.h"
#include "pm-rmobile.h"
+#define SYSC_BASE IOMEM(0xe6180000)
+
#if defined(CONFIG_PM) && !defined(CONFIG_ARCH_MULTIPLATFORM)
static int r8a7740_pd_a3sm_suspend(void)
{
@@ -45,41 +49,51 @@ static int r8a7740_pd_d4_suspend(void)
static struct rmobile_pm_domain r8a7740_pm_domains[] = {
{
.genpd.name = "A4LC",
+ .base = SYSC_BASE,
.bit_shift = 1,
}, {
.genpd.name = "A4MP",
+ .base = SYSC_BASE,
.bit_shift = 2,
}, {
.genpd.name = "D4",
+ .base = SYSC_BASE,
.bit_shift = 3,
.gov = &pm_domain_always_on_gov,
.suspend = r8a7740_pd_d4_suspend,
}, {
.genpd.name = "A4R",
+ .base = SYSC_BASE,
.bit_shift = 5,
}, {
.genpd.name = "A3RV",
+ .base = SYSC_BASE,
.bit_shift = 6,
}, {
.genpd.name = "A4S",
+ .base = SYSC_BASE,
.bit_shift = 10,
.no_debug = true,
}, {
.genpd.name = "A3SP",
+ .base = SYSC_BASE,
.bit_shift = 11,
.gov = &pm_domain_always_on_gov,
.no_debug = true,
.suspend = r8a7740_pd_a3sp_suspend,
}, {
.genpd.name = "A3SM",
+ .base = SYSC_BASE,
.bit_shift = 12,
.gov = &pm_domain_always_on_gov,
.suspend = r8a7740_pd_a3sm_suspend,
}, {
.genpd.name = "A3SG",
+ .base = SYSC_BASE,
.bit_shift = 13,
}, {
.genpd.name = "A4SU",
+ .base = SYSC_BASE,
.bit_shift = 20,
},
};
diff --git a/arch/arm/mach-shmobile/pm-rmobile.c b/arch/arm/mach-shmobile/pm-rmobile.c
index 6f7d56e..9501820 100644
--- a/arch/arm/mach-shmobile/pm-rmobile.c
+++ b/arch/arm/mach-shmobile/pm-rmobile.c
@@ -3,6 +3,7 @@
*
* Copyright (C) 2012 Renesas Solutions Corp.
* Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
+ * Copyright (C) 2014 Glider bvba
*
* based on pm-sh7372.c
* Copyright (C) 2011 Magnus Damm
@@ -13,16 +14,22 @@
*/
#include <linux/console.h>
#include <linux/delay.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_platform.h>
#include <linux/platform_device.h>
#include <linux/pm.h>
#include <linux/pm_clock.h>
+#include <linux/slab.h>
+
#include <asm/io.h>
+
#include "pm-rmobile.h"
/* SYSC */
-#define SPDCR IOMEM(0xe6180008)
-#define SWUCR IOMEM(0xe6180014)
-#define PSTR IOMEM(0xe6180080)
+#define SPDCR 0x08 /* SYS Power Down Control Register */
+#define SWUCR 0x14 /* SYS Wakeup Control Register */
+#define PSTR 0x80 /* Power Status Register */
#define PSTR_RETRIES 100
#define PSTR_DELAY_US 10
@@ -30,8 +37,12 @@
static int rmobile_pd_power_down(struct generic_pm_domain *genpd)
{
struct rmobile_pm_domain *rmobile_pd = to_rmobile_pd(genpd);
- unsigned int mask = 1 << rmobile_pd->bit_shift;
+ unsigned int mask;
+
+ if (rmobile_pd->bit_shift == ~0)
+ return -EBUSY;
+ mask = 1 << rmobile_pd->bit_shift;
if (rmobile_pd->suspend) {
int ret = rmobile_pd->suspend();
@@ -39,12 +50,12 @@ static int rmobile_pd_power_down(struct generic_pm_domain *genpd)
return ret;
}
- if (__raw_readl(PSTR) & mask) {
+ if (__raw_readl(rmobile_pd->base + PSTR) & mask) {
unsigned int retry_count;
- __raw_writel(mask, SPDCR);
+ __raw_writel(mask, rmobile_pd->base + SPDCR);
for (retry_count = PSTR_RETRIES; retry_count; retry_count--) {
- if (!(__raw_readl(SPDCR) & mask))
+ if (!(__raw_readl(rmobile_pd->base + SPDCR) & mask))
break;
cpu_relax();
}
@@ -52,7 +63,8 @@ static int rmobile_pd_power_down(struct generic_pm_domain *genpd)
if (!rmobile_pd->no_debug)
pr_debug("%s: Power off, 0x%08x -> PSTR = 0x%08x\n",
- genpd->name, mask, __raw_readl(PSTR));
+ genpd->name, mask,
+ __raw_readl(rmobile_pd->base + PSTR));
return 0;
}
@@ -60,17 +72,21 @@ static int rmobile_pd_power_down(struct generic_pm_domain *genpd)
static int __rmobile_pd_power_up(struct rmobile_pm_domain *rmobile_pd,
bool do_resume)
{
- unsigned int mask = 1 << rmobile_pd->bit_shift;
+ unsigned int mask;
unsigned int retry_count;
int ret = 0;
- if (__raw_readl(PSTR) & mask)
+ if (rmobile_pd->bit_shift == ~0)
+ return 0;
+
+ mask = 1 << rmobile_pd->bit_shift;
+ if (__raw_readl(rmobile_pd->base + PSTR) & mask)
goto out;
- __raw_writel(mask, SWUCR);
+ __raw_writel(mask, rmobile_pd->base + SWUCR);
for (retry_count = 2 * PSTR_RETRIES; retry_count; retry_count--) {
- if (!(__raw_readl(SWUCR) & mask))
+ if (!(__raw_readl(rmobile_pd->base + SWUCR) & mask))
break;
if (retry_count > PSTR_RETRIES)
udelay(PSTR_DELAY_US);
@@ -82,7 +98,8 @@ static int __rmobile_pd_power_up(struct rmobile_pm_domain *rmobile_pd,
if (!rmobile_pd->no_debug)
pr_debug("%s: Power on, 0x%08x -> PSTR = 0x%08x\n",
- rmobile_pd->genpd.name, mask, __raw_readl(PSTR));
+ rmobile_pd->genpd.name, mask,
+ __raw_readl(rmobile_pd->base + PSTR));
out:
if (ret == 0 && rmobile_pd->resume && do_resume)
@@ -101,6 +118,36 @@ static bool rmobile_pd_active_wakeup(struct device *dev)
return true;
}
+static int rmobile_pd_attach_dev(struct generic_pm_domain *domain,
+ struct device *dev)
+{
+ int error;
+
+ error = pm_clk_create(dev);
+ if (error) {
+ dev_err(dev, "pm_clk_create failed %d\n", error);
+ return error;
+ }
+
+ error = pm_clk_add(dev, NULL);
+ if (error) {
+ dev_err(dev, "pm_clk_add failed %d\n", error);
+ goto fail;
+ }
+
+ return 0;
+
+fail:
+ pm_clk_destroy(dev);
+ return error;
+}
+
+static void rmobile_pd_detach_dev(struct generic_pm_domain *domain,
+ struct device *dev)
+{
+ pm_clk_destroy(dev);
+}
+
static void rmobile_init_pm_domain(struct rmobile_pm_domain *rmobile_pd)
{
struct generic_pm_domain *genpd = &rmobile_pd->genpd;
@@ -111,9 +158,13 @@ static void rmobile_init_pm_domain(struct rmobile_pm_domain *rmobile_pd)
genpd->dev_ops.active_wakeup = rmobile_pd_active_wakeup;
genpd->power_off = rmobile_pd_power_down;
genpd->power_on = rmobile_pd_power_up;
+ genpd->attach_dev = rmobile_pd_attach_dev;
+ genpd->detach_dev = rmobile_pd_detach_dev;
__rmobile_pd_power_up(rmobile_pd, false);
}
+#ifdef CONFIG_ARCH_SHMOBILE_LEGACY
+
void rmobile_init_domains(struct rmobile_pm_domain domains[], int num)
{
int j;
@@ -129,8 +180,6 @@ void rmobile_add_device_to_domain_td(const char *domain_name,
struct device *dev = &pdev->dev;
__pm_genpd_name_add_device(domain_name, dev, td);
- if (pm_clk_no_clocks(dev))
- pm_clk_add(dev, NULL);
}
void rmobile_add_devices_to_domains(struct pm_domain_device data[],
@@ -148,3 +197,238 @@ void rmobile_add_devices_to_domains(struct pm_domain_device data[],
rmobile_add_device_to_domain_td(data[j].domain_name,
data[j].pdev, &latencies);
}
+
+#else /* !CONFIG_ARCH_SHMOBILE_LEGACY */
+
+static int rmobile_pd_suspend_busy(void)
+{
+ /*
+ * This domain should not be turned off.
+ */
+ return -EBUSY;
+}
+
+static int rmobile_pd_suspend_console(void)
+{
+ /*
+ * Serial consoles make use of SCIF hardware located in this domain,
+ * hence keep the power domain on if "no_console_suspend" is set.
+ */
+ return console_suspend_enabled ? 0 : -EBUSY;
+}
+
+enum pd_types {
+ PD_NORMAL,
+ PD_CPU,
+ PD_CONSOLE,
+ PD_DEBUG,
+ PD_MEMCTL,
+};
+
+#define MAX_NUM_SPECIAL_PDS 16
+
+static struct special_pd {
+ struct device_node *pd;
+ enum pd_types type;
+} special_pds[MAX_NUM_SPECIAL_PDS] __initdata;
+
+static unsigned int num_special_pds __initdata;
+
+static const struct of_device_id special_ids[] __initconst = {
+ { .compatible = "arm,coresight-etm3x", .data = (void *)PD_DEBUG },
+ { .compatible = "renesas,dbsc-r8a73a4", .data = (void *)PD_MEMCTL, },
+ { .compatible = "renesas,dbsc3-r8a7740", .data = (void *)PD_MEMCTL, },
+ { .compatible = "renesas,sbsc-sh73a0", .data = (void *)PD_MEMCTL, },
+ { /* sentinel */ },
+};
+
+static void __init add_special_pd(struct device_node *np, enum pd_types type)
+{
+ unsigned int i;
+ struct device_node *pd;
+
+ pd = of_parse_phandle(np, "power-domains", 0);
+ if (!pd)
+ return;
+
+ for (i = 0; i < num_special_pds; i++)
+ if (pd == special_pds[i].pd && type == special_pds[i].type) {
+ of_node_put(pd);
+ return;
+ }
+
+ if (num_special_pds == ARRAY_SIZE(special_pds)) {
+ pr_warn("Too many special PM domains\n");
+ of_node_put(pd);
+ return;
+ }
+
+ pr_debug("Special PM domain %s type %d for %s\n", pd->name, type,
+ np->full_name);
+
+ special_pds[num_special_pds].pd = pd;
+ special_pds[num_special_pds].type = type;
+ num_special_pds++;
+}
+
+static void __init get_special_pds(void)
+{
+ struct device_node *np;
+ const struct of_device_id *id;
+
+ /* PM domains containing CPUs */
+ for_each_node_by_type(np, "cpu")
+ add_special_pd(np, PD_CPU);
+
+ /* PM domain containing console */
+ if (of_stdout)
+ add_special_pd(of_stdout, PD_CONSOLE);
+
+ /* PM domains containing other special devices */
+ for_each_matching_node_and_match(np, special_ids, &id)
+ add_special_pd(np, (enum pd_types)id->data);
+}
+
+static void __init put_special_pds(void)
+{
+ unsigned int i;
+
+ for (i = 0; i < num_special_pds; i++)
+ of_node_put(special_pds[i].pd);
+}
+
+static enum pd_types __init pd_type(const struct device_node *pd)
+{
+ unsigned int i;
+
+ for (i = 0; i < num_special_pds; i++)
+ if (pd == special_pds[i].pd)
+ return special_pds[i].type;
+
+ return PD_NORMAL;
+}
+
+static void __init rmobile_setup_pm_domain(struct device_node *np,
+ struct rmobile_pm_domain *pd)
+{
+ const char *name = pd->genpd.name;
+
+ switch (pd_type(np)) {
+ case PD_CPU:
+ /*
+ * This domain contains the CPU core and therefore it should
+ * only be turned off if the CPU is not in use.
+ */
+ pr_debug("PM domain %s contains CPU\n", name);
+ pd->gov = &pm_domain_always_on_gov;
+ pd->suspend = rmobile_pd_suspend_busy;
+ break;
+
+ case PD_CONSOLE:
+ pr_debug("PM domain %s contains serial console\n", name);
+ pd->gov = &pm_domain_always_on_gov;
+ pd->suspend = rmobile_pd_suspend_console;
+ break;
+
+ case PD_DEBUG:
+ /*
+ * This domain contains the Coresight-ETM hardware block and
+ * therefore it should only be turned off if the debug module
+ * is not in use.
+ */
+ pr_debug("PM domain %s contains Coresight-ETM\n", name);
+ pd->gov = &pm_domain_always_on_gov;
+ pd->suspend = rmobile_pd_suspend_busy;
+ break;
+
+ case PD_MEMCTL:
+ /*
+ * This domain contains a memory-controller and therefore it
+ * should only be turned off if memory is not in use.
+ */
+ pr_debug("PM domain %s contains MEMCTL\n", name);
+ pd->gov = &pm_domain_always_on_gov;
+ pd->suspend = rmobile_pd_suspend_busy;
+ break;
+
+ case PD_NORMAL:
+ break;
+ }
+
+ rmobile_init_pm_domain(pd);
+}
+
+static int __init rmobile_add_pm_domains(void __iomem *base,
+ struct device_node *parent,
+ struct generic_pm_domain *genpd_parent)
+{
+ struct device_node *np;
+
+ for_each_child_of_node(parent, np) {
+ struct rmobile_pm_domain *pd;
+ u32 idx = ~0;
+
+ if (of_property_read_u32(np, "reg", &idx)) {
+ /* always-on domain */
+ }
+
+ pd = kzalloc(sizeof(*pd), GFP_KERNEL);
+ if (!pd)
+ return -ENOMEM;
+
+ pd->genpd.name = np->name;
+ pd->base = base;
+ pd->bit_shift = idx;
+
+ rmobile_setup_pm_domain(np, pd);
+ if (genpd_parent)
+ pm_genpd_add_subdomain(genpd_parent, &pd->genpd);
+ of_genpd_add_provider_simple(np, &pd->genpd);
+
+ rmobile_add_pm_domains(base, np, &pd->genpd);
+ }
+ return 0;
+}
+
+static int __init rmobile_init_pm_domains(void)
+{
+ struct device_node *np, *pmd;
+ bool scanned = false;
+ void __iomem *base;
+ int ret = 0;
+
+ for_each_compatible_node(np, NULL, "renesas,sysc-rmobile") {
+ base = of_iomap(np, 0);
+ if (!base) {
+ pr_warn("%s cannot map reg 0\n", np->full_name);
+ continue;
+ }
+
+ pmd = of_get_child_by_name(np, "pm-domains");
+ if (!pmd) {
+ pr_warn("%s lacks pm-domains node\n", np->full_name);
+ continue;
+ }
+
+ if (!scanned) {
+ /* Find PM domains containing special blocks */
+ get_special_pds();
+ scanned = true;
+ }
+
+ ret = rmobile_add_pm_domains(base, pmd, NULL);
+ of_node_put(pmd);
+ if (ret) {
+ of_node_put(np);
+ break;
+ }
+ }
+
+ put_special_pds();
+
+ return ret;
+}
+
+core_initcall(rmobile_init_pm_domains);
+
+#endif /* !CONFIG_ARCH_SHMOBILE_LEGACY */
diff --git a/arch/arm/mach-shmobile/pm-rmobile.h b/arch/arm/mach-shmobile/pm-rmobile.h
index 8f66b34..5321978 100644
--- a/arch/arm/mach-shmobile/pm-rmobile.h
+++ b/arch/arm/mach-shmobile/pm-rmobile.h
@@ -21,6 +21,7 @@ struct rmobile_pm_domain {
struct dev_power_governor *gov;
int (*suspend)(void);
void (*resume)(void);
+ void __iomem *base;
unsigned int bit_shift;
bool no_debug;
};
@@ -36,7 +37,7 @@ struct pm_domain_device {
struct platform_device *pdev;
};
-#ifdef CONFIG_PM_RMOBILE
+#if defined(CONFIG_PM_RMOBILE) && defined(CONFIG_ARCH_SHMOBILE_LEGACY)
extern void rmobile_init_domains(struct rmobile_pm_domain domains[], int num);
extern void rmobile_add_device_to_domain_td(const char *domain_name,
struct platform_device *pdev,
diff --git a/arch/arm/mach-shmobile/pm-sh7372.c b/arch/arm/mach-shmobile/pm-sh7372.c
index 0e37da6..c0293ae 100644
--- a/arch/arm/mach-shmobile/pm-sh7372.c
+++ b/arch/arm/mach-shmobile/pm-sh7372.c
@@ -45,6 +45,8 @@
#define PLLC01STPCR IOMEM(0xe61500c8)
/* SYSC */
+#define SYSC_BASE IOMEM(0xe6180000)
+
#define SBAR IOMEM(0xe6180020)
#define WUPRMSK IOMEM(0xe6180028)
#define WUPSMSK IOMEM(0xe618002c)
@@ -118,24 +120,28 @@ static struct rmobile_pm_domain sh7372_pm_domains[] = {
.genpd.name = "A4LC",
.genpd.power_on_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
.genpd.power_off_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
+ .base = SYSC_BASE,
.bit_shift = 1,
},
{
.genpd.name = "A4MP",
.genpd.power_on_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
.genpd.power_off_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
+ .base = SYSC_BASE,
.bit_shift = 2,
},
{
.genpd.name = "D4",
.genpd.power_on_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
.genpd.power_off_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
+ .base = SYSC_BASE,
.bit_shift = 3,
},
{
.genpd.name = "A4R",
.genpd.power_on_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
.genpd.power_off_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
+ .base = SYSC_BASE,
.bit_shift = 5,
.suspend = sh7372_a4r_pd_suspend,
.resume = sh7372_intcs_resume,
@@ -144,18 +150,21 @@ static struct rmobile_pm_domain sh7372_pm_domains[] = {
.genpd.name = "A3RV",
.genpd.power_on_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
.genpd.power_off_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
+ .base = SYSC_BASE,
.bit_shift = 6,
},
{
.genpd.name = "A3RI",
.genpd.power_on_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
.genpd.power_off_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
+ .base = SYSC_BASE,
.bit_shift = 8,
},
{
.genpd.name = "A4S",
.genpd.power_on_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
.genpd.power_off_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
+ .base = SYSC_BASE,
.bit_shift = 10,
.gov = &pm_domain_always_on_gov,
.no_debug = true,
@@ -166,6 +175,7 @@ static struct rmobile_pm_domain sh7372_pm_domains[] = {
.genpd.name = "A3SP",
.genpd.power_on_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
.genpd.power_off_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
+ .base = SYSC_BASE,
.bit_shift = 11,
.gov = &pm_domain_always_on_gov,
.no_debug = true,
@@ -175,6 +185,7 @@ static struct rmobile_pm_domain sh7372_pm_domains[] = {
.genpd.name = "A3SG",
.genpd.power_on_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
.genpd.power_off_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
+ .base = SYSC_BASE,
.bit_shift = 13,
},
};
diff --git a/arch/arm/mach-shmobile/setup-rcar-gen2.c b/arch/arm/mach-shmobile/setup-rcar-gen2.c
index cc9470d..d1fa625 100644
--- a/arch/arm/mach-shmobile/setup-rcar-gen2.c
+++ b/arch/arm/mach-shmobile/setup-rcar-gen2.c
@@ -52,15 +52,13 @@ void __init rcar_gen2_timer_init(void)
{
#if defined(CONFIG_ARM_ARCH_TIMER) || defined(CONFIG_COMMON_CLK)
u32 mode = rcar_gen2_read_mode_pins();
- bool is_e2 = (bool)of_find_compatible_node(NULL, NULL,
- "renesas,r8a7794");
#endif
#ifdef CONFIG_ARM_ARCH_TIMER
void __iomem *base;
int extal_mhz = 0;
u32 freq;
- if (is_e2) {
+ if (of_machine_is_compatible("renesas,r8a7794")) {
freq = 260000000 / 8; /* ZS / 8 */
/* CNTVOFF has to be initialized either from non-secure
* Hypervisor mode or secure Monitor mode with SCR.NS==1.
diff --git a/arch/arm/mach-shmobile/smp-r8a7779.c b/arch/arm/mach-shmobile/smp-r8a7779.c
index 3f761f8..9fc280e 100644
--- a/arch/arm/mach-shmobile/smp-r8a7779.c
+++ b/arch/arm/mach-shmobile/smp-r8a7779.c
@@ -56,7 +56,7 @@ static struct rcar_sysc_ch *r8a7779_ch_cpu[4] = {
[3] = &r8a7779_ch_cpu3,
};
-#ifdef CONFIG_HAVE_ARM_TWD
+#if defined(CONFIG_HAVE_ARM_TWD) && !defined(CONFIG_ARCH_MULTIPLATFORM)
static DEFINE_TWD_LOCAL_TIMER(twd_local_timer, R8A7779_SCU_BASE + 0x600, 29);
void __init r8a7779_register_twd(void)
{
diff --git a/arch/arm/mach-sti/board-dt.c b/arch/arm/mach-sti/board-dt.c
index 3cf6ef8..b067390 100644
--- a/arch/arm/mach-sti/board-dt.c
+++ b/arch/arm/mach-sti/board-dt.c
@@ -18,6 +18,7 @@ static const char *stih41x_dt_match[] __initdata = {
"st,stih415",
"st,stih416",
"st,stih407",
+ "st,stih418",
NULL
};
diff --git a/arch/arm/mach-sunxi/platsmp.c b/arch/arm/mach-sunxi/platsmp.c
index e44d028..587b046 100644
--- a/arch/arm/mach-sunxi/platsmp.c
+++ b/arch/arm/mach-sunxi/platsmp.c
@@ -120,4 +120,4 @@ static struct smp_operations sun6i_smp_ops __initdata = {
.smp_prepare_cpus = sun6i_smp_prepare_cpus,
.smp_boot_secondary = sun6i_smp_boot_secondary,
};
-CPU_METHOD_OF_DECLARE(sun6i_smp, "allwinner,sun6i-a31", &sun6i_smp_ops);
+CPU_METHOD_OF_DECLARE(sun6i_a31_smp, "allwinner,sun6i-a31", &sun6i_smp_ops);
diff --git a/arch/arm/mach-sunxi/sunxi.c b/arch/arm/mach-sunxi/sunxi.c
index 1f98675..1bc811a 100644
--- a/arch/arm/mach-sunxi/sunxi.c
+++ b/arch/arm/mach-sunxi/sunxi.c
@@ -13,9 +13,15 @@
#include <linux/clk-provider.h>
#include <linux/clocksource.h>
#include <linux/init.h>
+#include <linux/platform_device.h>
#include <asm/mach/arch.h>
+static void __init sunxi_dt_cpufreq_init(void)
+{
+ platform_device_register_simple("cpufreq-dt", -1, NULL, 0);
+}
+
static const char * const sunxi_board_dt_compat[] = {
"allwinner,sun4i-a10",
"allwinner,sun5i-a10s",
@@ -25,10 +31,12 @@ static const char * const sunxi_board_dt_compat[] = {
DT_MACHINE_START(SUNXI_DT, "Allwinner A1X (Device Tree)")
.dt_compat = sunxi_board_dt_compat,
+ .init_late = sunxi_dt_cpufreq_init,
MACHINE_END
static const char * const sun6i_board_dt_compat[] = {
"allwinner,sun6i-a31",
+ "allwinner,sun6i-a31s",
NULL,
};
@@ -44,6 +52,7 @@ static void __init sun6i_timer_init(void)
DT_MACHINE_START(SUN6I_DT, "Allwinner sun6i (A31) Family")
.init_time = sun6i_timer_init,
.dt_compat = sun6i_board_dt_compat,
+ .init_late = sunxi_dt_cpufreq_init,
MACHINE_END
static const char * const sun7i_board_dt_compat[] = {
@@ -53,6 +62,7 @@ static const char * const sun7i_board_dt_compat[] = {
DT_MACHINE_START(SUN7I_DT, "Allwinner sun7i (A20) Family")
.dt_compat = sun7i_board_dt_compat,
+ .init_late = sunxi_dt_cpufreq_init,
MACHINE_END
static const char * const sun8i_board_dt_compat[] = {
@@ -62,6 +72,7 @@ static const char * const sun8i_board_dt_compat[] = {
DT_MACHINE_START(SUN8I_DT, "Allwinner sun8i (A23) Family")
.dt_compat = sun8i_board_dt_compat,
+ .init_late = sunxi_dt_cpufreq_init,
MACHINE_END
static const char * const sun9i_board_dt_compat[] = {
diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig
index d0be9a1..5d1a318 100644
--- a/arch/arm/mach-tegra/Kconfig
+++ b/arch/arm/mach-tegra/Kconfig
@@ -27,6 +27,7 @@ config ARCH_TEGRA_2x_SOC
select PINCTRL_TEGRA20
select PL310_ERRATA_727915 if CACHE_L2X0
select PL310_ERRATA_769419 if CACHE_L2X0
+ select TEGRA_TIMER
help
Support for NVIDIA Tegra AP20 and T20 processors, based on the
ARM CortexA9MP CPU and the ARM PL310 L2 cache controller
@@ -37,6 +38,7 @@ config ARCH_TEGRA_3x_SOC
select ARM_ERRATA_764369 if SMP
select PINCTRL_TEGRA30
select PL310_ERRATA_769419 if CACHE_L2X0
+ select TEGRA_TIMER
help
Support for NVIDIA Tegra T30 processor family, based on the
ARM CortexA9MP CPU and the ARM PL310 L2 cache controller
@@ -47,6 +49,7 @@ config ARCH_TEGRA_114_SOC
select ARM_L1_CACHE_SHIFT_6
select HAVE_ARM_ARCH_TIMER
select PINCTRL_TEGRA114
+ select TEGRA_TIMER
help
Support for NVIDIA Tegra T114 processor family, based on the
ARM CortexA15MP CPU
@@ -56,6 +59,7 @@ config ARCH_TEGRA_124_SOC
select ARM_L1_CACHE_SHIFT_6
select HAVE_ARM_ARCH_TIMER
select PINCTRL_TEGRA124
+ select TEGRA_TIMER
help
Support for NVIDIA Tegra T124 processor family, based on the
ARM CortexA15MP CPU
diff --git a/arch/arm/mach-zynq/Kconfig b/arch/arm/mach-zynq/Kconfig
index aaa5162..78e5e00 100644
--- a/arch/arm/mach-zynq/Kconfig
+++ b/arch/arm/mach-zynq/Kconfig
@@ -9,6 +9,8 @@ config ARCH_ZYNQ
select HAVE_ARM_TWD if SMP
select ICST
select MFD_SYSCON
+ select PINCTRL
+ select PINCTRL_ZYNQ
select SOC_BUS
help
Support for Xilinx Zynq ARM Cortex A9 Platform
diff --git a/arch/arm/mach-zynq/common.c b/arch/arm/mach-zynq/common.c
index 26f92c2..c887196 100644
--- a/arch/arm/mach-zynq/common.c
+++ b/arch/arm/mach-zynq/common.c
@@ -146,8 +146,6 @@ out:
platform_device_register(&zynq_cpuidle_device);
platform_device_register_full(&devinfo);
-
- zynq_slcr_init();
}
static void __init zynq_timer_init(void)
diff --git a/arch/arm/mach-zynq/pm.c b/arch/arm/mach-zynq/pm.c
index 911fcf8..fa44fc1 100644
--- a/arch/arm/mach-zynq/pm.c
+++ b/arch/arm/mach-zynq/pm.c
@@ -61,7 +61,7 @@ static void __iomem *zynq_pm_ioremap(const char *comp)
/**
* zynq_pm_late_init() - Power management init
*
- * Initialization of power management related featurs and infrastructure.
+ * Initialization of power management related features and infrastructure.
*/
void __init zynq_pm_late_init(void)
{
diff --git a/arch/arm/mach-zynq/slcr.c b/arch/arm/mach-zynq/slcr.c
index d4cb50c..c3c24fd8 100644
--- a/arch/arm/mach-zynq/slcr.c
+++ b/arch/arm/mach-zynq/slcr.c
@@ -47,11 +47,6 @@ static struct regmap *zynq_slcr_regmap;
*/
static int zynq_slcr_write(u32 val, u32 offset)
{
- if (!zynq_slcr_regmap) {
- writel(val, zynq_slcr_base + offset);
- return 0;
- }
-
return regmap_write(zynq_slcr_regmap, offset, val);
}
@@ -65,12 +60,7 @@ static int zynq_slcr_write(u32 val, u32 offset)
*/
static int zynq_slcr_read(u32 *val, u32 offset)
{
- if (zynq_slcr_regmap)
- return regmap_read(zynq_slcr_regmap, offset, val);
-
- *val = readl(zynq_slcr_base + offset);
-
- return 0;
+ return regmap_read(zynq_slcr_regmap, offset, val);
}
/**
@@ -196,23 +186,6 @@ void zynq_slcr_cpu_state_write(int cpu, bool die)
}
/**
- * zynq_slcr_init - Regular slcr driver init
- * Return: 0 on success, negative errno otherwise.
- *
- * Called early during boot from platform code to remap SLCR area.
- */
-int __init zynq_slcr_init(void)
-{
- zynq_slcr_regmap = syscon_regmap_lookup_by_compatible("xlnx,zynq-slcr");
- if (IS_ERR(zynq_slcr_regmap)) {
- pr_err("%s: failed to find zynq-slcr\n", __func__);
- return -ENODEV;
- }
-
- return 0;
-}
-
-/**
* zynq_early_slcr_init - Early slcr init function
*
* Return: 0 on success, negative errno otherwise.
@@ -237,6 +210,12 @@ int __init zynq_early_slcr_init(void)
np->data = (__force void *)zynq_slcr_base;
+ zynq_slcr_regmap = syscon_regmap_lookup_by_compatible("xlnx,zynq-slcr");
+ if (IS_ERR(zynq_slcr_regmap)) {
+ pr_err("%s: failed to find zynq-slcr\n", __func__);
+ return -ENODEV;
+ }
+
/* unlock the SLCR so that registers can be changed */
zynq_slcr_unlock();
diff --git a/arch/arm/plat-samsung/cpu.c b/arch/arm/plat-samsung/cpu.c
index 360618e..71333bb 100644
--- a/arch/arm/plat-samsung/cpu.c
+++ b/arch/arm/plat-samsung/cpu.c
@@ -40,10 +40,14 @@ void __init s3c64xx_init_cpu(void)
}
samsung_cpu_rev = 0;
+
+ pr_info("Samsung CPU ID: 0x%08lx\n", samsung_cpu_id);
}
void __init s5p_init_cpu(void __iomem *cpuid_addr)
{
samsung_cpu_id = __raw_readl(cpuid_addr);
samsung_cpu_rev = samsung_cpu_id & 0xFF;
+
+ pr_info("Samsung CPU ID: 0x%08lx\n", samsung_cpu_id);
}
diff --git a/drivers/bus/mvebu-mbus.c b/drivers/bus/mvebu-mbus.c
index 81bf297..fb9ec62 100644
--- a/drivers/bus/mvebu-mbus.c
+++ b/drivers/bus/mvebu-mbus.c
@@ -58,6 +58,7 @@
#include <linux/debugfs.h>
#include <linux/log2.h>
#include <linux/syscore_ops.h>
+#include <linux/memblock.h>
/*
* DDR target is the same on all platforms.
@@ -69,6 +70,7 @@
*/
#define WIN_CTRL_OFF 0x0000
#define WIN_CTRL_ENABLE BIT(0)
+#define WIN_CTRL_SYNCBARRIER BIT(1)
#define WIN_CTRL_TGT_MASK 0xf0
#define WIN_CTRL_TGT_SHIFT 4
#define WIN_CTRL_ATTR_MASK 0xff00
@@ -82,6 +84,9 @@
#define WIN_REMAP_LOW 0xffff0000
#define WIN_REMAP_HI_OFF 0x000c
+#define UNIT_SYNC_BARRIER_OFF 0x84
+#define UNIT_SYNC_BARRIER_ALL 0xFFFF
+
#define ATTR_HW_COHERENCY (0x1 << 4)
#define DDR_BASE_CS_OFF(n) (0x0000 + ((n) << 3))
@@ -97,7 +102,9 @@
/* Relative to mbusbridge_base */
#define MBUS_BRIDGE_CTRL_OFF 0x0
+#define MBUS_BRIDGE_SIZE_MASK 0xffff0000
#define MBUS_BRIDGE_BASE_OFF 0x4
+#define MBUS_BRIDGE_BASE_MASK 0xffff0000
/* Maximum number of windows, for all known platforms */
#define MBUS_WINS_MAX 20
@@ -106,9 +113,9 @@ struct mvebu_mbus_state;
struct mvebu_mbus_soc_data {
unsigned int num_wins;
- unsigned int num_remappable_wins;
bool has_mbus_bridge;
unsigned int (*win_cfg_offset)(const int win);
+ unsigned int (*win_remap_offset)(const int win);
void (*setup_cpu_target)(struct mvebu_mbus_state *s);
int (*save_cpu_target)(struct mvebu_mbus_state *s,
u32 *store_addr);
@@ -154,6 +161,13 @@ const struct mbus_dram_target_info *mv_mbus_dram_info(void)
}
EXPORT_SYMBOL_GPL(mv_mbus_dram_info);
+/* Checks whether the given window has remap capability */
+static bool mvebu_mbus_window_is_remappable(struct mvebu_mbus_state *mbus,
+ const int win)
+{
+ return mbus->soc->win_remap_offset(win) != MVEBU_MBUS_NO_REMAP;
+}
+
/*
* Functions to manipulate the address decoding windows
*/
@@ -185,9 +199,12 @@ static void mvebu_mbus_read_window(struct mvebu_mbus_state *mbus,
*attr = (ctrlreg & WIN_CTRL_ATTR_MASK) >> WIN_CTRL_ATTR_SHIFT;
if (remap) {
- if (win < mbus->soc->num_remappable_wins) {
- u32 remap_low = readl(addr + WIN_REMAP_LO_OFF);
- u32 remap_hi = readl(addr + WIN_REMAP_HI_OFF);
+ if (mvebu_mbus_window_is_remappable(mbus, win)) {
+ u32 remap_low, remap_hi;
+ void __iomem *addr_rmp = mbus->mbuswins_base +
+ mbus->soc->win_remap_offset(win);
+ remap_low = readl(addr_rmp + WIN_REMAP_LO_OFF);
+ remap_hi = readl(addr_rmp + WIN_REMAP_HI_OFF);
*remap = ((u64)remap_hi << 32) | remap_low;
} else
*remap = 0;
@@ -200,10 +217,11 @@ static void mvebu_mbus_disable_window(struct mvebu_mbus_state *mbus,
void __iomem *addr;
addr = mbus->mbuswins_base + mbus->soc->win_cfg_offset(win);
-
writel(0, addr + WIN_BASE_OFF);
writel(0, addr + WIN_CTRL_OFF);
- if (win < mbus->soc->num_remappable_wins) {
+
+ if (mvebu_mbus_window_is_remappable(mbus, win)) {
+ addr = mbus->mbuswins_base + mbus->soc->win_remap_offset(win);
writel(0, addr + WIN_REMAP_LO_OFF);
writel(0, addr + WIN_REMAP_HI_OFF);
}
@@ -211,14 +229,6 @@ static void mvebu_mbus_disable_window(struct mvebu_mbus_state *mbus,
/* Checks whether the given window number is available */
-/* On Armada XP, 375 and 38x the MBus window 13 has the remap
- * capability, like windows 0 to 7. However, the mvebu-mbus driver
- * isn't currently taking into account this special case, which means
- * that when window 13 is actually used, the remap registers are left
- * to 0, making the device using this MBus window unavailable. The
- * quick fix for stable is to not use window 13. A follow up patch
- * will correctly handle this window.
-*/
static int mvebu_mbus_window_is_free(struct mvebu_mbus_state *mbus,
const int win)
{
@@ -226,9 +236,6 @@ static int mvebu_mbus_window_is_free(struct mvebu_mbus_state *mbus,
mbus->soc->win_cfg_offset(win);
u32 ctrl = readl(addr + WIN_CTRL_OFF);
- if (win == 13)
- return false;
-
return !(ctrl & WIN_CTRL_ENABLE);
}
@@ -316,17 +323,22 @@ static int mvebu_mbus_setup_window(struct mvebu_mbus_state *mbus,
ctrl = ((size - 1) & WIN_CTRL_SIZE_MASK) |
(attr << WIN_CTRL_ATTR_SHIFT) |
(target << WIN_CTRL_TGT_SHIFT) |
+ WIN_CTRL_SYNCBARRIER |
WIN_CTRL_ENABLE;
writel(base & WIN_BASE_LOW, addr + WIN_BASE_OFF);
writel(ctrl, addr + WIN_CTRL_OFF);
- if (win < mbus->soc->num_remappable_wins) {
+
+ if (mvebu_mbus_window_is_remappable(mbus, win)) {
+ void __iomem *addr_rmp = mbus->mbuswins_base +
+ mbus->soc->win_remap_offset(win);
+
if (remap == MVEBU_MBUS_NO_REMAP)
remap_addr = base;
else
remap_addr = remap;
- writel(remap_addr & WIN_REMAP_LOW, addr + WIN_REMAP_LO_OFF);
- writel(0, addr + WIN_REMAP_HI_OFF);
+ writel(remap_addr & WIN_REMAP_LOW, addr_rmp + WIN_REMAP_LO_OFF);
+ writel(0, addr_rmp + WIN_REMAP_HI_OFF);
}
return 0;
@@ -340,19 +352,27 @@ static int mvebu_mbus_alloc_window(struct mvebu_mbus_state *mbus,
int win;
if (remap == MVEBU_MBUS_NO_REMAP) {
- for (win = mbus->soc->num_remappable_wins;
- win < mbus->soc->num_wins; win++)
+ for (win = 0; win < mbus->soc->num_wins; win++) {
+ if (mvebu_mbus_window_is_remappable(mbus, win))
+ continue;
+
if (mvebu_mbus_window_is_free(mbus, win))
return mvebu_mbus_setup_window(mbus, win, base,
size, remap,
target, attr);
+ }
}
+ for (win = 0; win < mbus->soc->num_wins; win++) {
+ /* Skip window if need remap but is not supported */
+ if ((remap != MVEBU_MBUS_NO_REMAP) &&
+ !mvebu_mbus_window_is_remappable(mbus, win))
+ continue;
- for (win = 0; win < mbus->soc->num_wins; win++)
if (mvebu_mbus_window_is_free(mbus, win))
return mvebu_mbus_setup_window(mbus, win, base, size,
remap, target, attr);
+ }
return -ENOMEM;
}
@@ -464,7 +484,7 @@ static int mvebu_devs_debug_show(struct seq_file *seq, void *v)
((wbase & (u64)(wsize - 1)) != 0))
seq_puts(seq, " (Invalid base/size!!)");
- if (win < mbus->soc->num_remappable_wins) {
+ if (mvebu_mbus_window_is_remappable(mbus, win)) {
seq_printf(seq, " (remap %016llx)\n",
(unsigned long long)wremap);
} else
@@ -490,12 +510,12 @@ static const struct file_operations mvebu_devs_debug_fops = {
* SoC-specific functions and definitions
*/
-static unsigned int orion_mbus_win_offset(int win)
+static unsigned int generic_mbus_win_cfg_offset(int win)
{
return win << 4;
}
-static unsigned int armada_370_xp_mbus_win_offset(int win)
+static unsigned int armada_370_xp_mbus_win_cfg_offset(int win)
{
/* The register layout is a bit annoying and the below code
* tries to cope with it.
@@ -515,7 +535,7 @@ static unsigned int armada_370_xp_mbus_win_offset(int win)
return 0x90 + ((win - 8) << 3);
}
-static unsigned int mv78xx0_mbus_win_offset(int win)
+static unsigned int mv78xx0_mbus_win_cfg_offset(int win)
{
if (win < 8)
return win << 4;
@@ -523,36 +543,140 @@ static unsigned int mv78xx0_mbus_win_offset(int win)
return 0x900 + ((win - 8) << 4);
}
+static unsigned int generic_mbus_win_remap_2_offset(int win)
+{
+ if (win < 2)
+ return generic_mbus_win_cfg_offset(win);
+ else
+ return MVEBU_MBUS_NO_REMAP;
+}
+
+static unsigned int generic_mbus_win_remap_4_offset(int win)
+{
+ if (win < 4)
+ return generic_mbus_win_cfg_offset(win);
+ else
+ return MVEBU_MBUS_NO_REMAP;
+}
+
+static unsigned int generic_mbus_win_remap_8_offset(int win)
+{
+ if (win < 8)
+ return generic_mbus_win_cfg_offset(win);
+ else
+ return MVEBU_MBUS_NO_REMAP;
+}
+
+static unsigned int armada_xp_mbus_win_remap_offset(int win)
+{
+ if (win < 8)
+ return generic_mbus_win_cfg_offset(win);
+ else if (win == 13)
+ return 0xF0 - WIN_REMAP_LO_OFF;
+ else
+ return MVEBU_MBUS_NO_REMAP;
+}
+
+/*
+ * Use the memblock information to find the MBus bridge hole in the
+ * physical address space.
+ */
+static void __init
+mvebu_mbus_find_bridge_hole(uint64_t *start, uint64_t *end)
+{
+ struct memblock_region *r;
+ uint64_t s = 0;
+
+ for_each_memblock(memory, r) {
+ /*
+ * This part of the memory is above 4 GB, so we don't
+ * care for the MBus bridge hole.
+ */
+ if (r->base >= 0x100000000)
+ continue;
+
+ /*
+ * The MBus bridge hole is at the end of the RAM under
+ * the 4 GB limit.
+ */
+ if (r->base + r->size > s)
+ s = r->base + r->size;
+ }
+
+ *start = s;
+ *end = 0x100000000;
+}
+
static void __init
mvebu_mbus_default_setup_cpu_target(struct mvebu_mbus_state *mbus)
{
int i;
int cs;
+ uint64_t mbus_bridge_base, mbus_bridge_end;
mvebu_mbus_dram_info.mbus_dram_target_id = TARGET_DDR;
+ mvebu_mbus_find_bridge_hole(&mbus_bridge_base, &mbus_bridge_end);
+
for (i = 0, cs = 0; i < 4; i++) {
- u32 base = readl(mbus->sdramwins_base + DDR_BASE_CS_OFF(i));
- u32 size = readl(mbus->sdramwins_base + DDR_SIZE_CS_OFF(i));
+ u64 base = readl(mbus->sdramwins_base + DDR_BASE_CS_OFF(i));
+ u64 size = readl(mbus->sdramwins_base + DDR_SIZE_CS_OFF(i));
+ u64 end;
+ struct mbus_dram_window *w;
+
+ /* Ignore entries that are not enabled */
+ if (!(size & DDR_SIZE_ENABLED))
+ continue;
/*
- * We only take care of entries for which the chip
- * select is enabled, and that don't have high base
- * address bits set (devices can only access the first
- * 32 bits of the memory).
+ * Ignore entries whose base address is above 2^32,
+ * since devices cannot DMA to such high addresses
*/
- if ((size & DDR_SIZE_ENABLED) &&
- !(base & DDR_BASE_CS_HIGH_MASK)) {
- struct mbus_dram_window *w;
+ if (base & DDR_BASE_CS_HIGH_MASK)
+ continue;
- w = &mvebu_mbus_dram_info.cs[cs++];
- w->cs_index = i;
- w->mbus_attr = 0xf & ~(1 << i);
- if (mbus->hw_io_coherency)
- w->mbus_attr |= ATTR_HW_COHERENCY;
- w->base = base & DDR_BASE_CS_LOW_MASK;
- w->size = (size | ~DDR_SIZE_MASK) + 1;
+ base = base & DDR_BASE_CS_LOW_MASK;
+ size = (size | ~DDR_SIZE_MASK) + 1;
+ end = base + size;
+
+ /*
+ * Adjust base/size of the current CS to make sure it
+ * doesn't overlap with the MBus bridge hole. This is
+ * particularly important for devices that do DMA from
+ * DRAM to a SRAM mapped in a MBus window, such as the
+ * CESA cryptographic engine.
+ */
+
+ /*
+ * The CS is fully enclosed inside the MBus bridge
+ * area, so ignore it.
+ */
+ if (base >= mbus_bridge_base && end <= mbus_bridge_end)
+ continue;
+
+ /*
+ * Beginning of CS overlaps with end of MBus, raise CS
+ * base address, and shrink its size.
+ */
+ if (base >= mbus_bridge_base && end > mbus_bridge_end) {
+ size -= mbus_bridge_end - base;
+ base = mbus_bridge_end;
}
+
+ /*
+ * End of CS overlaps with beginning of MBus, shrink
+ * CS size.
+ */
+ if (base < mbus_bridge_base && end > mbus_bridge_base)
+ size -= end - mbus_bridge_base;
+
+ w = &mvebu_mbus_dram_info.cs[cs++];
+ w->cs_index = i;
+ w->mbus_attr = 0xf & ~(1 << i);
+ if (mbus->hw_io_coherency)
+ w->mbus_attr |= ATTR_HW_COHERENCY;
+ w->base = base;
+ w->size = size;
}
mvebu_mbus_dram_info.num_cs = cs;
}
@@ -632,30 +756,40 @@ int mvebu_mbus_save_cpu_target(u32 *store_addr)
return mbus_state.soc->save_cpu_target(&mbus_state, store_addr);
}
-static const struct mvebu_mbus_soc_data armada_370_xp_mbus_data = {
+static const struct mvebu_mbus_soc_data armada_370_mbus_data = {
.num_wins = 20,
- .num_remappable_wins = 8,
.has_mbus_bridge = true,
- .win_cfg_offset = armada_370_xp_mbus_win_offset,
+ .win_cfg_offset = armada_370_xp_mbus_win_cfg_offset,
+ .win_remap_offset = generic_mbus_win_remap_8_offset,
+ .setup_cpu_target = mvebu_mbus_default_setup_cpu_target,
+ .show_cpu_target = mvebu_sdram_debug_show_orion,
.save_cpu_target = mvebu_mbus_default_save_cpu_target,
+};
+
+static const struct mvebu_mbus_soc_data armada_xp_mbus_data = {
+ .num_wins = 20,
+ .has_mbus_bridge = true,
+ .win_cfg_offset = armada_370_xp_mbus_win_cfg_offset,
+ .win_remap_offset = armada_xp_mbus_win_remap_offset,
.setup_cpu_target = mvebu_mbus_default_setup_cpu_target,
.show_cpu_target = mvebu_sdram_debug_show_orion,
+ .save_cpu_target = mvebu_mbus_default_save_cpu_target,
};
static const struct mvebu_mbus_soc_data kirkwood_mbus_data = {
.num_wins = 8,
- .num_remappable_wins = 4,
- .win_cfg_offset = orion_mbus_win_offset,
+ .win_cfg_offset = generic_mbus_win_cfg_offset,
.save_cpu_target = mvebu_mbus_default_save_cpu_target,
+ .win_remap_offset = generic_mbus_win_remap_4_offset,
.setup_cpu_target = mvebu_mbus_default_setup_cpu_target,
.show_cpu_target = mvebu_sdram_debug_show_orion,
};
static const struct mvebu_mbus_soc_data dove_mbus_data = {
.num_wins = 8,
- .num_remappable_wins = 4,
- .win_cfg_offset = orion_mbus_win_offset,
+ .win_cfg_offset = generic_mbus_win_cfg_offset,
.save_cpu_target = mvebu_mbus_dove_save_cpu_target,
+ .win_remap_offset = generic_mbus_win_remap_4_offset,
.setup_cpu_target = mvebu_mbus_dove_setup_cpu_target,
.show_cpu_target = mvebu_sdram_debug_show_dove,
};
@@ -666,36 +800,40 @@ static const struct mvebu_mbus_soc_data dove_mbus_data = {
*/
static const struct mvebu_mbus_soc_data orion5x_4win_mbus_data = {
.num_wins = 8,
- .num_remappable_wins = 4,
- .win_cfg_offset = orion_mbus_win_offset,
+ .win_cfg_offset = generic_mbus_win_cfg_offset,
.save_cpu_target = mvebu_mbus_default_save_cpu_target,
+ .win_remap_offset = generic_mbus_win_remap_4_offset,
.setup_cpu_target = mvebu_mbus_default_setup_cpu_target,
.show_cpu_target = mvebu_sdram_debug_show_orion,
};
static const struct mvebu_mbus_soc_data orion5x_2win_mbus_data = {
.num_wins = 8,
- .num_remappable_wins = 2,
- .win_cfg_offset = orion_mbus_win_offset,
+ .win_cfg_offset = generic_mbus_win_cfg_offset,
.save_cpu_target = mvebu_mbus_default_save_cpu_target,
+ .win_remap_offset = generic_mbus_win_remap_2_offset,
.setup_cpu_target = mvebu_mbus_default_setup_cpu_target,
.show_cpu_target = mvebu_sdram_debug_show_orion,
};
static const struct mvebu_mbus_soc_data mv78xx0_mbus_data = {
.num_wins = 14,
- .num_remappable_wins = 8,
- .win_cfg_offset = mv78xx0_mbus_win_offset,
+ .win_cfg_offset = mv78xx0_mbus_win_cfg_offset,
.save_cpu_target = mvebu_mbus_default_save_cpu_target,
+ .win_remap_offset = generic_mbus_win_remap_8_offset,
.setup_cpu_target = mvebu_mbus_default_setup_cpu_target,
.show_cpu_target = mvebu_sdram_debug_show_orion,
};
static const struct of_device_id of_mvebu_mbus_ids[] = {
{ .compatible = "marvell,armada370-mbus",
- .data = &armada_370_xp_mbus_data, },
+ .data = &armada_370_mbus_data, },
+ { .compatible = "marvell,armada375-mbus",
+ .data = &armada_xp_mbus_data, },
+ { .compatible = "marvell,armada380-mbus",
+ .data = &armada_xp_mbus_data, },
{ .compatible = "marvell,armadaxp-mbus",
- .data = &armada_370_xp_mbus_data, },
+ .data = &armada_xp_mbus_data, },
{ .compatible = "marvell,kirkwood-mbus",
.data = &kirkwood_mbus_data, },
{ .compatible = "marvell,dove-mbus",
@@ -802,15 +940,19 @@ static int mvebu_mbus_suspend(void)
for (win = 0; win < s->soc->num_wins; win++) {
void __iomem *addr = s->mbuswins_base +
s->soc->win_cfg_offset(win);
+ void __iomem *addr_rmp;
s->wins[win].base = readl(addr + WIN_BASE_OFF);
s->wins[win].ctrl = readl(addr + WIN_CTRL_OFF);
- if (win >= s->soc->num_remappable_wins)
+ if (!mvebu_mbus_window_is_remappable(s, win))
continue;
- s->wins[win].remap_lo = readl(addr + WIN_REMAP_LO_OFF);
- s->wins[win].remap_hi = readl(addr + WIN_REMAP_HI_OFF);
+ addr_rmp = s->mbuswins_base +
+ s->soc->win_remap_offset(win);
+
+ s->wins[win].remap_lo = readl(addr_rmp + WIN_REMAP_LO_OFF);
+ s->wins[win].remap_hi = readl(addr_rmp + WIN_REMAP_HI_OFF);
}
s->mbus_bridge_ctrl = readl(s->mbusbridge_base +
@@ -834,15 +976,19 @@ static void mvebu_mbus_resume(void)
for (win = 0; win < s->soc->num_wins; win++) {
void __iomem *addr = s->mbuswins_base +
s->soc->win_cfg_offset(win);
+ void __iomem *addr_rmp;
writel(s->wins[win].base, addr + WIN_BASE_OFF);
writel(s->wins[win].ctrl, addr + WIN_CTRL_OFF);
- if (win >= s->soc->num_remappable_wins)
+ if (!mvebu_mbus_window_is_remappable(s, win))
continue;
- writel(s->wins[win].remap_lo, addr + WIN_REMAP_LO_OFF);
- writel(s->wins[win].remap_hi, addr + WIN_REMAP_HI_OFF);
+ addr_rmp = s->mbuswins_base +
+ s->soc->win_remap_offset(win);
+
+ writel(s->wins[win].remap_lo, addr_rmp + WIN_REMAP_LO_OFF);
+ writel(s->wins[win].remap_hi, addr_rmp + WIN_REMAP_HI_OFF);
}
}
@@ -857,7 +1003,8 @@ static int __init mvebu_mbus_common_init(struct mvebu_mbus_state *mbus,
phys_addr_t sdramwins_phys_base,
size_t sdramwins_size,
phys_addr_t mbusbridge_phys_base,
- size_t mbusbridge_size)
+ size_t mbusbridge_size,
+ bool is_coherent)
{
int win;
@@ -889,6 +1036,10 @@ static int __init mvebu_mbus_common_init(struct mvebu_mbus_state *mbus,
mbus->soc->setup_cpu_target(mbus);
+ if (is_coherent)
+ writel(UNIT_SYNC_BARRIER_ALL,
+ mbus->mbuswins_base + UNIT_SYNC_BARRIER_OFF);
+
register_syscore_ops(&mvebu_mbus_syscore_ops);
return 0;
@@ -916,7 +1067,7 @@ int __init mvebu_mbus_init(const char *soc, phys_addr_t mbuswins_phys_base,
mbuswins_phys_base,
mbuswins_size,
sdramwins_phys_base,
- sdramwins_size, 0, 0);
+ sdramwins_size, 0, 0, false);
}
#ifdef CONFIG_OF
@@ -1118,7 +1269,8 @@ int __init mvebu_mbus_dt_init(bool is_coherent)
sdramwins_res.start,
resource_size(&sdramwins_res),
mbusbridge_res.start,
- resource_size(&mbusbridge_res));
+ resource_size(&mbusbridge_res),
+ is_coherent);
if (ret)
return ret;
diff --git a/drivers/clk/at91/pmc.c b/drivers/clk/at91/pmc.c
index 386999b..f07c815 100644
--- a/drivers/clk/at91/pmc.c
+++ b/drivers/clk/at91/pmc.c
@@ -27,6 +27,15 @@
void __iomem *at91_pmc_base;
EXPORT_SYMBOL_GPL(at91_pmc_base);
+void at91rm9200_idle(void)
+{
+ /*
+ * Disable the processor clock. The processor will be automatically
+ * re-enabled by an interrupt or by a reset.
+ */
+ at91_pmc_write(AT91_PMC_SCDR, AT91_PMC_PCK);
+}
+
void at91sam9_idle(void)
{
at91_pmc_write(AT91_PMC_SCDR, AT91_PMC_PCK);
diff --git a/drivers/clk/sunxi/clk-sunxi.c b/drivers/clk/sunxi/clk-sunxi.c
index 5702025..1818f40 100644
--- a/drivers/clk/sunxi/clk-sunxi.c
+++ b/drivers/clk/sunxi/clk-sunxi.c
@@ -1226,6 +1226,7 @@ static void __init sun6i_init_clocks(struct device_node *node)
ARRAY_SIZE(sun6i_critical_clocks));
}
CLK_OF_DECLARE(sun6i_a31_clk_init, "allwinner,sun6i-a31", sun6i_init_clocks);
+CLK_OF_DECLARE(sun6i_a31s_clk_init, "allwinner,sun6i-a31s", sun6i_init_clocks);
CLK_OF_DECLARE(sun8i_a23_clk_init, "allwinner,sun8i-a23", sun6i_init_clocks);
static void __init sun9i_init_clocks(struct device_node *node)
diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
index 717f40e..1c2506f 100644
--- a/drivers/clocksource/Kconfig
+++ b/drivers/clocksource/Kconfig
@@ -54,6 +54,9 @@ config SUN5I_HSTIMER
select CLKSRC_MMIO
bool
+config TEGRA_TIMER
+ bool
+
config VT8500_TIMER
bool
diff --git a/drivers/clocksource/Makefile b/drivers/clocksource/Makefile
index 3359121..752d5c7 100644
--- a/drivers/clocksource/Makefile
+++ b/drivers/clocksource/Makefile
@@ -29,7 +29,7 @@ obj-$(CONFIG_ARCH_U300) += timer-u300.o
obj-$(CONFIG_SUN4I_TIMER) += sun4i_timer.o
obj-$(CONFIG_SUN5I_HSTIMER) += timer-sun5i.o
obj-$(CONFIG_MESON6_TIMER) += meson6_timer.o
-obj-$(CONFIG_ARCH_TEGRA) += tegra20_timer.o
+obj-$(CONFIG_TEGRA_TIMER) += tegra20_timer.o
obj-$(CONFIG_VT8500_TIMER) += vt8500_timer.o
obj-$(CONFIG_ARCH_NSPIRE) += zevio-timer.o
obj-$(CONFIG_ARCH_BCM_MOBILE) += bcm_kona_timer.o
diff --git a/drivers/soc/tegra/fuse/fuse-tegra.c b/drivers/soc/tegra/fuse/fuse-tegra.c
index 011a336..c0d660f 100644
--- a/drivers/soc/tegra/fuse/fuse-tegra.c
+++ b/drivers/soc/tegra/fuse/fuse-tegra.c
@@ -81,6 +81,7 @@ static const struct of_device_id car_match[] __initconst = {
{ .compatible = "nvidia,tegra30-car", },
{ .compatible = "nvidia,tegra114-car", },
{ .compatible = "nvidia,tegra124-car", },
+ { .compatible = "nvidia,tegra132-car", },
{},
};
diff --git a/drivers/soc/tegra/fuse/fuse-tegra30.c b/drivers/soc/tegra/fuse/fuse-tegra30.c
index 8646fa9..4d2f71b 100644
--- a/drivers/soc/tegra/fuse/fuse-tegra30.c
+++ b/drivers/soc/tegra/fuse/fuse-tegra30.c
@@ -56,7 +56,7 @@ struct tegra_fuse_info {
static void __iomem *fuse_base;
static struct clk *fuse_clk;
-static struct tegra_fuse_info *fuse_info;
+static const struct tegra_fuse_info *fuse_info;
u32 tegra30_fuse_readl(const unsigned int offset)
{
@@ -78,18 +78,18 @@ u32 tegra30_fuse_readl(const unsigned int offset)
return val;
}
-static struct tegra_fuse_info tegra30_info = {
+static const struct tegra_fuse_info tegra30_info = {
.size = 0x2a4,
.spare_bit = 0x144,
.speedo_idx = SPEEDO_TEGRA30,
};
-static struct tegra_fuse_info tegra114_info = {
+static const struct tegra_fuse_info tegra114_info = {
.size = 0x2a0,
.speedo_idx = SPEEDO_TEGRA114,
};
-static struct tegra_fuse_info tegra124_info = {
+static const struct tegra_fuse_info tegra124_info = {
.size = 0x300,
.speedo_idx = SPEEDO_TEGRA124,
};
@@ -182,6 +182,7 @@ static void __init legacy_fuse_init(void)
fuse_info = &tegra114_info;
break;
case TEGRA124:
+ case TEGRA132:
fuse_info = &tegra124_info;
break;
default:
diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c
index a2c0ceb..c956395 100644
--- a/drivers/soc/tegra/pmc.c
+++ b/drivers/soc/tegra/pmc.c
@@ -70,6 +70,10 @@
#define PMC_SCRATCH41 0x140
+#define PMC_SENSOR_CTRL 0x1b0
+#define PMC_SENSOR_CTRL_SCRATCH_WRITE (1 << 2)
+#define PMC_SENSOR_CTRL_ENABLE_RST (1 << 1)
+
#define IO_DPD_REQ 0x1b8
#define IO_DPD_REQ_CODE_IDLE (0 << 30)
#define IO_DPD_REQ_CODE_OFF (1 << 30)
@@ -81,6 +85,18 @@
#define IO_DPD2_STATUS 0x1c4
#define SEL_DPD_TIM 0x1c8
+#define PMC_SCRATCH54 0x258
+#define PMC_SCRATCH54_DATA_SHIFT 8
+#define PMC_SCRATCH54_ADDR_SHIFT 0
+
+#define PMC_SCRATCH55 0x25c
+#define PMC_SCRATCH55_RESET_TEGRA (1 << 31)
+#define PMC_SCRATCH55_CNTRL_ID_SHIFT 27
+#define PMC_SCRATCH55_PINMUX_SHIFT 24
+#define PMC_SCRATCH55_16BITOP (1 << 15)
+#define PMC_SCRATCH55_CHECKSUM_SHIFT 16
+#define PMC_SCRATCH55_I2CSLV1_SHIFT 0
+
#define GPU_RG_CNTRL 0x2d4
struct tegra_pmc_soc {
@@ -88,6 +104,9 @@ struct tegra_pmc_soc {
const char *const *powergates;
unsigned int num_cpu_powergates;
const u8 *cpu_powergates;
+
+ bool has_tsense_reset;
+ bool has_gpu_clamps;
};
/**
@@ -110,6 +129,7 @@ struct tegra_pmc_soc {
* @powergates_lock: mutex for power gate register access
*/
struct tegra_pmc {
+ struct device *dev;
void __iomem *base;
struct clk *clk;
@@ -225,11 +245,11 @@ int tegra_powergate_remove_clamping(int id)
return -EINVAL;
/*
- * The Tegra124 GPU has a separate register (with different semantics)
- * to remove clamps.
+ * On Tegra124 and later, the clamps for the GPU are controlled by a
+ * separate register (with different semantics).
*/
- if (tegra_get_chip_id() == TEGRA124) {
- if (id == TEGRA_POWERGATE_3D) {
+ if (id == TEGRA_POWERGATE_3D) {
+ if (pmc->soc->has_gpu_clamps) {
tegra_pmc_writel(0, GPU_RG_CNTRL);
return 0;
}
@@ -703,6 +723,83 @@ static void tegra_pmc_init(struct tegra_pmc *pmc)
tegra_pmc_writel(value, PMC_CNTRL);
}
+void tegra_pmc_init_tsense_reset(struct tegra_pmc *pmc)
+{
+ static const char disabled[] = "emergency thermal reset disabled";
+ u32 pmu_addr, ctrl_id, reg_addr, reg_data, pinmux;
+ struct device *dev = pmc->dev;
+ struct device_node *np;
+ u32 value, checksum;
+
+ if (!pmc->soc->has_tsense_reset)
+ goto out;
+
+ np = of_find_node_by_name(pmc->dev->of_node, "i2c-thermtrip");
+ if (!np) {
+ dev_warn(dev, "i2c-thermtrip node not found, %s.\n", disabled);
+ goto out;
+ }
+
+ if (of_property_read_u32(np, "nvidia,i2c-controller-id", &ctrl_id)) {
+ dev_err(dev, "I2C controller ID missing, %s.\n", disabled);
+ goto out;
+ }
+
+ if (of_property_read_u32(np, "nvidia,bus-addr", &pmu_addr)) {
+ dev_err(dev, "nvidia,bus-addr missing, %s.\n", disabled);
+ goto out;
+ }
+
+ if (of_property_read_u32(np, "nvidia,reg-addr", &reg_addr)) {
+ dev_err(dev, "nvidia,reg-addr missing, %s.\n", disabled);
+ goto out;
+ }
+
+ if (of_property_read_u32(np, "nvidia,reg-data", &reg_data)) {
+ dev_err(dev, "nvidia,reg-data missing, %s.\n", disabled);
+ goto out;
+ }
+
+ if (of_property_read_u32(np, "nvidia,pinmux-id", &pinmux))
+ pinmux = 0;
+
+ value = tegra_pmc_readl(PMC_SENSOR_CTRL);
+ value |= PMC_SENSOR_CTRL_SCRATCH_WRITE;
+ tegra_pmc_writel(value, PMC_SENSOR_CTRL);
+
+ value = (reg_data << PMC_SCRATCH54_DATA_SHIFT) |
+ (reg_addr << PMC_SCRATCH54_ADDR_SHIFT);
+ tegra_pmc_writel(value, PMC_SCRATCH54);
+
+ value = PMC_SCRATCH55_RESET_TEGRA;
+ value |= ctrl_id << PMC_SCRATCH55_CNTRL_ID_SHIFT;
+ value |= pinmux << PMC_SCRATCH55_PINMUX_SHIFT;
+ value |= pmu_addr << PMC_SCRATCH55_I2CSLV1_SHIFT;
+
+ /*
+ * Calculate checksum of SCRATCH54, SCRATCH55 fields. Bits 23:16 will
+ * contain the checksum and are currently zero, so they are not added.
+ */
+ checksum = reg_addr + reg_data + (value & 0xff) + ((value >> 8) & 0xff)
+ + ((value >> 24) & 0xff);
+ checksum &= 0xff;
+ checksum = 0x100 - checksum;
+
+ value |= checksum << PMC_SCRATCH55_CHECKSUM_SHIFT;
+
+ tegra_pmc_writel(value, PMC_SCRATCH55);
+
+ value = tegra_pmc_readl(PMC_SENSOR_CTRL);
+ value |= PMC_SENSOR_CTRL_ENABLE_RST;
+ tegra_pmc_writel(value, PMC_SENSOR_CTRL);
+
+ dev_info(pmc->dev, "emergency thermal reset enabled\n");
+
+out:
+ of_node_put(np);
+ return;
+}
+
static int tegra_pmc_probe(struct platform_device *pdev)
{
void __iomem *base = pmc->base;
@@ -728,8 +825,12 @@ static int tegra_pmc_probe(struct platform_device *pdev)
return err;
}
+ pmc->dev = &pdev->dev;
+
tegra_pmc_init(pmc);
+ tegra_pmc_init_tsense_reset(pmc);
+
if (IS_ENABLED(CONFIG_DEBUG_FS)) {
err = tegra_powergate_debugfs_init();
if (err < 0)
@@ -739,7 +840,7 @@ static int tegra_pmc_probe(struct platform_device *pdev)
return 0;
}
-#ifdef CONFIG_PM_SLEEP
+#if defined(CONFIG_PM_SLEEP) && defined(CONFIG_ARM)
static int tegra_pmc_suspend(struct device *dev)
{
tegra_pmc_writel(virt_to_phys(tegra_resume), PMC_SCRATCH41);
@@ -753,10 +854,11 @@ static int tegra_pmc_resume(struct device *dev)
return 0;
}
-#endif
static SIMPLE_DEV_PM_OPS(tegra_pmc_pm_ops, tegra_pmc_suspend, tegra_pmc_resume);
+#endif
+
static const char * const tegra20_powergates[] = {
[TEGRA_POWERGATE_CPU] = "cpu",
[TEGRA_POWERGATE_3D] = "3d",
@@ -772,6 +874,8 @@ static const struct tegra_pmc_soc tegra20_pmc_soc = {
.powergates = tegra20_powergates,
.num_cpu_powergates = 0,
.cpu_powergates = NULL,
+ .has_tsense_reset = false,
+ .has_gpu_clamps = false,
};
static const char * const tegra30_powergates[] = {
@@ -803,6 +907,8 @@ static const struct tegra_pmc_soc tegra30_pmc_soc = {
.powergates = tegra30_powergates,
.num_cpu_powergates = ARRAY_SIZE(tegra30_cpu_powergates),
.cpu_powergates = tegra30_cpu_powergates,
+ .has_tsense_reset = true,
+ .has_gpu_clamps = false,
};
static const char * const tegra114_powergates[] = {
@@ -838,6 +944,8 @@ static const struct tegra_pmc_soc tegra114_pmc_soc = {
.powergates = tegra114_powergates,
.num_cpu_powergates = ARRAY_SIZE(tegra114_cpu_powergates),
.cpu_powergates = tegra114_cpu_powergates,
+ .has_tsense_reset = true,
+ .has_gpu_clamps = false,
};
static const char * const tegra124_powergates[] = {
@@ -879,6 +987,8 @@ static const struct tegra_pmc_soc tegra124_pmc_soc = {
.powergates = tegra124_powergates,
.num_cpu_powergates = ARRAY_SIZE(tegra124_cpu_powergates),
.cpu_powergates = tegra124_cpu_powergates,
+ .has_tsense_reset = true,
+ .has_gpu_clamps = true,
};
static const struct of_device_id tegra_pmc_match[] = {
@@ -894,7 +1004,9 @@ static struct platform_driver tegra_pmc_driver = {
.name = "tegra-pmc",
.suppress_bind_attrs = true,
.of_match_table = tegra_pmc_match,
+#if defined(CONFIG_PM_SLEEP) && defined(CONFIG_ARM)
.pm = &tegra_pmc_pm_ops,
+#endif
},
.probe = tegra_pmc_probe,
};
diff --git a/include/dt-bindings/clock/vf610-clock.h b/include/dt-bindings/clock/vf610-clock.h
index 801c0ac..979d24a 100644
--- a/include/dt-bindings/clock/vf610-clock.h
+++ b/include/dt-bindings/clock/vf610-clock.h
@@ -192,6 +192,7 @@
#define VF610_PLL5_BYPASS 179
#define VF610_PLL6_BYPASS 180
#define VF610_PLL7_BYPASS 181
-#define VF610_CLK_END 182
+#define VF610_CLK_SNVS 182
+#define VF610_CLK_END 183
#endif /* __DT_BINDINGS_CLOCK_VF610_H */
diff --git a/include/soc/tegra/fuse.h b/include/soc/tegra/fuse.h
index 8e12494..b5f7b5f 100644
--- a/include/soc/tegra/fuse.h
+++ b/include/soc/tegra/fuse.h
@@ -21,6 +21,7 @@
#define TEGRA30 0x30
#define TEGRA114 0x35
#define TEGRA124 0x40
+#define TEGRA132 0x13
#define TEGRA_FUSE_SKU_CALIB_0 0xf0
#define TEGRA30_FUSE_SATA_CALIB 0x124
diff --git a/include/soc/tegra/pm.h b/include/soc/tegra/pm.h
index 30fe207..0390910 100644
--- a/include/soc/tegra/pm.h
+++ b/include/soc/tegra/pm.h
@@ -17,7 +17,7 @@ enum tegra_suspend_mode {
TEGRA_MAX_SUSPEND_MODE,
};
-#ifdef CONFIG_PM_SLEEP
+#if defined(CONFIG_PM_SLEEP) && defined(CONFIG_ARM)
enum tegra_suspend_mode
tegra_pm_validate_suspend_mode(enum tegra_suspend_mode mode);
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