[PATCH 2/2] ARM: Exynos5250: Enabling ohci-exynos driver
From: Jingoo Han <hidden>
Date: 2012-10-09 08:29:14
Also in:
linux-devicetree, linux-samsung-soc
On Friday, October 05, 2012 7:10 PM Vivek Gautam wrote
Adding OHCI device tree node for Exynos5250 along with the device base address. Signed-off-by: Vivek Gautam <redacted>
It looks good. Also I have tested this patch with Exynos5250. Acked-by: Jingoo Han <redacted>
quoted hunk ↗ jump to hunk
--- .../devicetree/bindings/usb/exynos-usb.txt | 15 +++++++++++++++ arch/arm/boot/dts/exynos5250.dtsi | 6 ++++++ arch/arm/mach-exynos/include/mach/map.h | 1 + arch/arm/mach-exynos/mach-exynos5-dt.c | 2 ++ 4 files changed, 24 insertions(+), 0 deletions(-)diff --git a/Documentation/devicetree/bindings/usb/exynos-usb.txtb/Documentation/devicetree/bindings/usb/exynos-usb.txt index 56e35c7..bff10a8 100644--- a/Documentation/devicetree/bindings/usb/exynos-usb.txt +++ b/Documentation/devicetree/bindings/usb/exynos-usb.txt@@ -23,3 +23,18 @@ Example: interrupts = <0 71 0>; samsung,vbus-gpio = <&gpx2 6 1 3 3>; }; + +OHCI +Required properties: + - compatible: should be "samsung,exynos-ohci" for USB 2.0 + OHCI companion controller in host mode. + - reg: physical base address of the controller and length of memory mapped + region. + - interrupts: interrupt number to the cpu. + +Example: + ohci { + compatible = "samsung,exynos-ohci"; + reg = <0x12120000 0x100>; + interrupts = <0 71 0>; + };diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index 73ea844..bcdfbe2 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi@@ -224,6 +224,12 @@ interrupts = <0 71 0>; }; + ohci { + compatible = "samsung,exynos-ohci"; + reg = <0x12120000 0x100>; + interrupts = <0 71 0>; + }; + amba { #address-cells = <1>; #size-cells = <1>;diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h index 825fe40..cfede1f 100644 --- a/arch/arm/mach-exynos/include/mach/map.h +++ b/arch/arm/mach-exynos/include/mach/map.h@@ -196,6 +196,7 @@ #define EXYNOS4_PA_OHCI 0x12590000 #define EXYNOS4_PA_HSPHY 0x125B0000 #define EXYNOS5_PA_EHCI 0x12110000 +#define EXYNOS5_PA_OHCI 0x12120000 #define EXYNOS4_PA_MFC 0x13400000 #define EXYNOS4_PA_UART 0x13800000diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c index 6d950d7b..e6c2144 100644 --- a/arch/arm/mach-exynos/mach-exynos5-dt.c +++ b/arch/arm/mach-exynos/mach-exynos5-dt.c@@ -74,6 +74,8 @@ static const struct of_dev_auxdata exynos5250_auxdata_lookup[] __initconst = { "exynos-gsc.3", NULL), OF_DEV_AUXDATA("samsung,exynos-ehci", EXYNOS5_PA_EHCI, "s5p-ehci", NULL), + OF_DEV_AUXDATA("samsung,exynos-ohci", EXYNOS5_PA_OHCI, + "exynos-ohci", NULL), {}, }; --1.7.6.5