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| author | Philipp Zabel <p.zabel@pengutronix.de> | 2013-03-28 17:35:22 +0100 |
|---|---|---|
| committer | Shawn Guo <shawn.guo@linaro.org> | 2013-04-09 22:53:37 +0800 |
| commit | bd3d924d71a45b88941b50ddaa77aadb2ae4ded7 (patch) | |
| tree | 093e2228dfad4f2c797c82135093d2763708f386 /arch/arm | |
| parent | 8d84c3740fb0c97b5b01ad565f9d4e2ca84bf670 (diff) | |
| download | op-kernel-dev-bd3d924d71a45b88941b50ddaa77aadb2ae4ded7.zip op-kernel-dev-bd3d924d71a45b88941b50ddaa77aadb2ae4ded7.tar.gz | |
ARM i.MX5: Add System Reset Controller (SRC) support for i.MX51 and i.MX53
The SRC in i.MX51 and i.MX53 is similar to the one in i.MX6q minus
the IPU2 reset line and multi core CPU reset/enable bits.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Reviewed-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/boot/dts/imx6qdl.dtsi | 2 | ||||
| -rw-r--r-- | arch/arm/mach-imx/Kconfig | 2 | ||||
| -rw-r--r-- | arch/arm/mach-imx/mm-imx5.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-imx/src.c | 4 |
4 files changed, 8 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi index 8b6dfd1..8805adb 100644 --- a/arch/arm/boot/dts/imx6qdl.dtsi +++ b/arch/arm/boot/dts/imx6qdl.dtsi @@ -520,7 +520,7 @@ }; src: src@020d8000 { - compatible = "fsl,imx6q-src"; + compatible = "fsl,imx6q-src", "fsl,imx51-src"; reg = <0x020d8000 0x4000>; interrupts = <0 91 0x04 0 96 0x04>; #reset-cells = <1>; diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index 6575e4e..91571a1 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -149,6 +149,7 @@ config SOC_IMX5 config SOC_IMX51 bool + select HAVE_IMX_SRC select PINCTRL select PINCTRL_IMX51 select SOC_IMX5 @@ -774,6 +775,7 @@ comment "Device tree only" config SOC_IMX53 bool "i.MX53 support" select HAVE_CAN_FLEXCAN if CAN + select HAVE_IMX_SRC select IMX_HAVE_PLATFORM_IMX2_WDT select PINCTRL select PINCTRL_IMX53 diff --git a/arch/arm/mach-imx/mm-imx5.c b/arch/arm/mach-imx/mm-imx5.c index cf34994..b7c4e70 100644 --- a/arch/arm/mach-imx/mm-imx5.c +++ b/arch/arm/mach-imx/mm-imx5.c @@ -84,6 +84,7 @@ void __init imx51_init_early(void) mxc_set_cpu_type(MXC_CPU_MX51); mxc_iomux_v3_init(MX51_IO_ADDRESS(MX51_IOMUXC_BASE_ADDR)); mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG1_BASE_ADDR)); + imx_src_init(); } void __init imx53_init_early(void) @@ -91,6 +92,7 @@ void __init imx53_init_early(void) mxc_set_cpu_type(MXC_CPU_MX53); mxc_iomux_v3_init(MX53_IO_ADDRESS(MX53_IOMUXC_BASE_ADDR)); mxc_arch_reset_init(MX53_IO_ADDRESS(MX53_WDOG1_BASE_ADDR)); + imx_src_init(); } void __init mx51_init_irq(void) diff --git a/arch/arm/mach-imx/src.c b/arch/arm/mach-imx/src.c index e15f155..cef5ca7 100644 --- a/arch/arm/mach-imx/src.c +++ b/arch/arm/mach-imx/src.c @@ -61,7 +61,9 @@ void __init imx_src_init(void) struct device_node *np; u32 val; - np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-src"); + np = of_find_compatible_node(NULL, NULL, "fsl,imx51-src"); + if (!np) + return; src_base = of_iomap(np, 0); WARN_ON(!src_base); |
