[PATCH v2 2/2] ARM: Exynos5250: Enabling ohci-exynos driver

Adding OHCI device tree node for Exynos5250 along with
the device base address.

Signed-off-by: Vivek Gautam <redacted>
Acked-by: Jingoo Han <redacted>
---
 .../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.txt b/Documentation/devicetree/bindings/usb/exynos-usb.txt
index 833f5cf..5ff3def1 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:
+       usb at 12120000 {
+               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 2995445..f18abe0 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi

@@ -244,6 +244,12 @@
                interrupts = <0 71 0>;
        };

+       usb at 12120000 {
+               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 9a86b99..471ffaf 100644
--- a/arch/arm/mach-exynos/include/mach/map.h
+++ b/arch/arm/mach-exynos/include/mach/map.h

@@ -198,6 +198,7 @@
 #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                        0x13800000

diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c
index f60994e..6348acb 100644
--- a/arch/arm/mach-exynos/mach-exynos5-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos5-dt.c

@@ -88,6 +88,8 @@ static const struct of_dev_auxdata exynos5250_auxdata_lookup[] __initconst = {
                                "exynos5-mixer", 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),