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author | Kevin Hilman <khilman@linaro.org> | 2015-06-10 17:05:33 -0700 |
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committer | Kevin Hilman <khilman@linaro.org> | 2015-06-10 17:05:33 -0700 |
commit | 7c37905ed17e4061a3ddbb3b533548c2365e9e0b (patch) | |
tree | e92e5e7b41041379820769ae374ee85cca1b7ba3 | |
parent | 36d32ed978a9161ec8a1043511dff756eea9a251 (diff) | |
parent | 86e8f528ef325843d9b01ee6d00823e667cab5e2 (diff) | |
download | op-kernel-dev-7c37905ed17e4061a3ddbb3b533548c2365e9e0b.zip op-kernel-dev-7c37905ed17e4061a3ddbb3b533548c2365e9e0b.tar.gz |
Merge tag 'hi6620-dt-for-4.2' of git://github.com/hisilicon/linux-hisi into next/dt
ARM64: DT: Hisilicon hi6220 soc and hikey board updates for 4.2
- Added the devicetree bindings document for hi6220 SoC
- Added the devicetree bindings document for hi6220 clock
- Added dts files for hi6220 SoC and hikey board
* tag 'hi6620-dt-for-4.2' of git://github.com/hisilicon/linux-hisi:
arm64: dts: Add dts files for Hisilicon Hi6220 SoC
clk: hi6220: Document devicetree bindings for hi6220 clock
arm64: hi6220: Document devicetree bindings for Hisilicon hi6220 SoC
-rw-r--r-- | Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt | 87 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/clock/hi6220-clock.txt | 34 | ||||
-rw-r--r-- | arch/arm64/boot/dts/Makefile | 1 | ||||
-rw-r--r-- | arch/arm64/boot/dts/hisilicon/Makefile | 5 | ||||
-rw-r--r-- | arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts | 31 | ||||
-rw-r--r-- | arch/arm64/boot/dts/hisilicon/hi6220.dtsi | 171 |
6 files changed, 329 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt b/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt index 35b1bd4..c431c67 100644 --- a/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt +++ b/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt @@ -1,5 +1,8 @@ Hisilicon Platforms Device Tree Bindings ---------------------------------------------------- +Hi6220 SoC +Required root node properties: + - compatible = "hisilicon,hi6220"; Hi4511 Board Required root node properties: @@ -13,6 +16,9 @@ HiP01 ca9x2 Board Required root node properties: - compatible = "hisilicon,hip01-ca9x2"; +HiKey Board +Required root node properties: + - compatible = "hisilicon,hi6220-hikey", "hisilicon,hi6220"; Hisilicon system controller @@ -41,6 +47,87 @@ Example: }; ----------------------------------------------------------------------- +Hisilicon Hi6220 system controller + +Required properties: +- compatible : "hisilicon,hi6220-sysctrl" +- reg : Register address and size +- #clock-cells: should be set to 1, many clock registers are defined + under this controller and this property must be present. + +Hisilicon designs this controller as one of the system controllers, +its main functions are the same as Hisilicon system controller, but +the register offset of some core modules are different. + +Example: + /*for Hi6220*/ + sys_ctrl: sys_ctrl@f7030000 { + compatible = "hisilicon,hi6220-sysctrl", "syscon"; + reg = <0x0 0xf7030000 0x0 0x2000>; + #clock-cells = <1>; + }; + + +Hisilicon Hi6220 Power Always ON domain controller + +Required properties: +- compatible : "hisilicon,hi6220-aoctrl" +- reg : Register address and size +- #clock-cells: should be set to 1, many clock registers are defined + under this controller and this property must be present. + +Hisilicon designs this system controller to control the power always +on domain for mobile platform. + +Example: + /*for Hi6220*/ + ao_ctrl: ao_ctrl@f7800000 { + compatible = "hisilicon,hi6220-aoctrl", "syscon"; + reg = <0x0 0xf7800000 0x0 0x2000>; + #clock-cells = <1>; + }; + + +Hisilicon Hi6220 Media domain controller + +Required properties: +- compatible : "hisilicon,hi6220-mediactrl" +- reg : Register address and size +- #clock-cells: should be set to 1, many clock registers are defined + under this controller and this property must be present. + +Hisilicon designs this system controller to control the multimedia +domain(e.g. codec, G3D ...) for mobile platform. + +Example: + /*for Hi6220*/ + media_ctrl: media_ctrl@f4410000 { + compatible = "hisilicon,hi6220-mediactrl", "syscon"; + reg = <0x0 0xf4410000 0x0 0x1000>; + #clock-cells = <1>; + }; + + +Hisilicon Hi6220 Power Management domain controller + +Required properties: +- compatible : "hisilicon,hi6220-pmctrl" +- reg : Register address and size +- #clock-cells: should be set to 1, some clock registers are define + under this controller and this property must be present. + +Hisilicon designs this system controller to control the power management +domain for mobile platform. + +Example: + /*for Hi6220*/ + pm_ctrl: pm_ctrl@f7032000 { + compatible = "hisilicon,hi6220-pmctrl", "syscon"; + reg = <0x0 0xf7032000 0x0 0x1000>; + #clock-cells = <1>; + }; + +----------------------------------------------------------------------- Hisilicon HiP01 system controller Required properties: diff --git a/Documentation/devicetree/bindings/clock/hi6220-clock.txt b/Documentation/devicetree/bindings/clock/hi6220-clock.txt new file mode 100644 index 0000000..259e30a --- /dev/null +++ b/Documentation/devicetree/bindings/clock/hi6220-clock.txt @@ -0,0 +1,34 @@ +* Hisilicon Hi6220 Clock Controller + +Clock control registers reside in different Hi6220 system controllers, +please refer the following document to know more about the binding rules +for these system controllers: + +Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt + +Required Properties: + +- compatible: the compatible should be one of the following strings to + indicate the clock controller functionality. + + - "hisilicon,hi6220-aoctrl" + - "hisilicon,hi6220-sysctrl" + - "hisilicon,hi6220-mediactrl" + - "hisilicon,hi6220-pmctrl" + +- reg: physical base address of the controller and length of memory mapped + region. + +- #clock-cells: should be 1. + +For example: + sys_ctrl: sys_ctrl@f7030000 { + compatible = "hisilicon,hi6220-sysctrl", "syscon"; + reg = <0x0 0xf7030000 0x0 0x2000>; + #clock-cells = <1>; + }; + +Each clock is assigned an identifier and client nodes use this identifier +to specify the clock which they consume. + +All these identifier could be found in <dt-bindings/clock/hi6220-clock.h>. diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile index ad26a75..38913be 100644 --- a/arch/arm64/boot/dts/Makefile +++ b/arch/arm64/boot/dts/Makefile @@ -4,6 +4,7 @@ dts-dirs += arm dts-dirs += cavium dts-dirs += exynos dts-dirs += freescale +dts-dirs += hisilicon dts-dirs += mediatek dts-dirs += qcom dts-dirs += sprd diff --git a/arch/arm64/boot/dts/hisilicon/Makefile b/arch/arm64/boot/dts/hisilicon/Makefile new file mode 100644 index 0000000..fa81a6e --- /dev/null +++ b/arch/arm64/boot/dts/hisilicon/Makefile @@ -0,0 +1,5 @@ +dtb-$(CONFIG_ARCH_HISI) += hi6220-hikey.dtb + +always := $(dtb-y) +subdir-y := $(dts-dirs) +clean-files := *.dtb diff --git a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts new file mode 100644 index 0000000..e36a539 --- /dev/null +++ b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts @@ -0,0 +1,31 @@ +/* + * dts file for Hisilicon HiKey Development Board + * + * Copyright (C) 2015, Hisilicon Ltd. + * + */ + +/dts-v1/; + +/*Reserved 1MB memory for MCU*/ +/memreserve/ 0x05e00000 0x00100000; + +#include "hi6220.dtsi" + +/ { + model = "HiKey Development Board"; + compatible = "hisilicon,hi6220-hikey", "hisilicon,hi6220"; + + aliases { + serial0 = &uart0; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + memory@0 { + device_type = "memory"; + reg = <0x0 0x0 0x0 0x40000000>; + }; +}; diff --git a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi new file mode 100644 index 0000000..3f03380 --- /dev/null +++ b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi @@ -0,0 +1,171 @@ +/* + * dts file for Hisilicon Hi6220 SoC + * + * Copyright (C) 2015, Hisilicon Ltd. + */ + +#include <dt-bindings/interrupt-controller/arm-gic.h> + +/ { + compatible = "hisilicon,hi6220"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + psci { + compatible = "arm,psci-0.2"; + method = "smc"; + }; + + cpus { + #address-cells = <2>; + #size-cells = <0>; + + cpu-map { + cluster0 { + core0 { + cpu = <&cpu0>; + }; + core1 { + cpu = <&cpu1>; + }; + core2 { + cpu = <&cpu2>; + }; + core3 { + cpu = <&cpu3>; + }; + }; + cluster1 { + core0 { + cpu = <&cpu4>; + }; + core1 { + cpu = <&cpu5>; + }; + core2 { + cpu = <&cpu6>; + }; + core3 { + cpu = <&cpu7>; + }; + }; + }; + + cpu0: cpu@0 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x0 0x0>; + enable-method = "psci"; + }; + + cpu1: cpu@1 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x0 0x1>; + enable-method = "psci"; + }; + + cpu2: cpu@2 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x0 0x2>; + enable-method = "psci"; + }; + + cpu3: cpu@3 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x0 0x3>; + enable-method = "psci"; + }; + + cpu4: cpu@100 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x0 0x100>; + enable-method = "psci"; + }; + + cpu5: cpu@101 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x0 0x101>; + enable-method = "psci"; + }; + + cpu6: cpu@102 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x0 0x102>; + enable-method = "psci"; + }; + + cpu7: cpu@103 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x0 0x103>; + enable-method = "psci"; + }; + }; + + gic: interrupt-controller@f6801000 { + compatible = "arm,gic-400"; + reg = <0x0 0xf6801000 0 0x1000>, /* GICD */ + <0x0 0xf6802000 0 0x2000>, /* GICC */ + <0x0 0xf6804000 0 0x2000>, /* GICH */ + <0x0 0xf6806000 0 0x2000>; /* GICV */ + #address-cells = <0>; + #interrupt-cells = <3>; + interrupt-controller; + interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_HIGH)>; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupt-parent = <&gic>; + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + ao_ctrl: ao_ctrl@f7800000 { + compatible = "hisilicon,hi6220-aoctrl", "syscon"; + reg = <0x0 0xf7800000 0x0 0x2000>; + #clock-cells = <1>; + }; + + sys_ctrl: sys_ctrl@f7030000 { + compatible = "hisilicon,hi6220-sysctrl", "syscon"; + reg = <0x0 0xf7030000 0x0 0x2000>; + #clock-cells = <1>; + }; + + media_ctrl: media_ctrl@f4410000 { + compatible = "hisilicon,hi6220-mediactrl", "syscon"; + reg = <0x0 0xf4410000 0x0 0x1000>; + #clock-cells = <1>; + }; + + pm_ctrl: pm_ctrl@f7032000 { + compatible = "hisilicon,hi6220-pmctrl", "syscon"; + reg = <0x0 0xf7032000 0x0 0x1000>; + #clock-cells = <1>; + }; + + uart0: uart@f8015000 { /* console */ + compatible = "arm,pl011", "arm,primecell"; + reg = <0x0 0xf8015000 0x0 0x1000>; + interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&ao_ctrl 36>, <&ao_ctrl 36>; + clock-names = "uartclk", "apb_pclk"; + }; + }; +}; |