Adding DWC3 device tree node for Exynos5250 needed to
parse device tree data.
Also enabling XHCI support on exynos5250.
Signed-off-by: Vivek Gautam <gautam.vivek@xxxxxxxxxxx>
---
.../devicetree/bindings/usb/exynos-usb.txt | 14 ++++++++++++++
arch/arm/boot/dts/exynos5250.dtsi | 6 ++++++
arch/arm/mach-exynos/Kconfig | 1 +
3 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/Documentation/devicetree/bindings/usb/exynos-usb.txt b/Documentation/devicetree/bindings/usb/exynos-usb.txt
index f66fcdd..d660410 100644
--- a/Documentation/devicetree/bindings/usb/exynos-usb.txt
+++ b/Documentation/devicetree/bindings/usb/exynos-usb.txt
@@ -38,3 +38,17 @@ Example:
reg = <0x12120000 0x100>;
interrupts = <0 71 0>;
};
+
+DWC3
+Required properties:
+ - compatible: should be "samsung,exynos5250-dwc3" for USB 3.0 DWC3 controller.
+ - reg: physical base address of the controller and length of memory mapped
+ region.
+ - interrupts: interrupt number to the cpu.
+
+Example:
+ usb@12000000 {
+ compatible = "samsung,exynos5250-dwc3";
+ reg = <0x12000000 0x10000>;
+ interrupts = <0 72 0>;
+ };
diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
index ebb0907..a747524 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi
@@ -275,6 +275,12 @@
#size-cells = <0>;
};
+ usb@12000000 {
+ compatible = "samsung,exynos5250-dwc3";
+ reg = <0x12000000 0x10000>;
+ interrupts = <0 72 0>;
+ };
+
usb@12110000 {
compatible = "samsung,exynos4210-ehci";
reg = <0x12110000 0x100>;
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index d26c9f9..e62fd20 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -428,6 +428,7 @@ config MACH_EXYNOS5_DT
depends on ARCH_EXYNOS5
select ARM_AMBA
select USE_OF
+ select USB_ARCH_HAS_XHCI
help
Machine support for Samsung EXYNOS5 machine with device tree enabled.
Select this if a fdt blob is available for the EXYNOS5 SoC based board.
--
1.7.6.5
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