[PATCH v4 2/5] ARM: dts: stm32: Add USB FS support for STM32F429 MCU

[bruherrera@gmail.com (Bruno Herrera)]

This patch adds the USB pins and nodes for USB FS core.

Signed-off-by: Bruno Herrera <bruherrera@gmail.com>
---
 arch/arm/boot/dts/stm32f429.dtsi | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index e4dae0e..9afa455 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -316,6 +316,28 @@
 				};
 			};
 
+			usbotg_fs_pins_a: usbotg_fs at 0 {
+				pins {
+					pinmux = <STM32F429_PA10_FUNC_OTG_FS_ID>,
+						 <STM32F429_PA11_FUNC_OTG_FS_DM>,
+						 <STM32F429_PA12_FUNC_OTG_FS_DP>;
+					bias-disable;
+					drive-push-pull;
+					slew-rate = <2>;
+				};
+			};
+
+			usbotg_fs_pins_b: usbotg_fs at 1 {
+				pins {
+					pinmux = <STM32F429_PB12_FUNC_OTG_HS_ID>,
+						 <STM32F429_PB14_FUNC_OTG_HS_DM>,
+						 <STM32F429_PB15_FUNC_OTG_HS_DP>;
+					bias-disable;
+					drive-push-pull;
+					slew-rate = <2>;
+				};
+			};
+
 			usbotg_hs_pins_a: usbotg_hs at 0 {
 				pins {
 					pinmux = <STM32F429_PH4_FUNC_OTG_HS_ULPI_NXT>,
@@ -420,6 +442,15 @@
 			status = "disabled";
 		};
 
+		usbotg_fs: usb at 50000000 {
+			compatible = "st,stm32f4x9-fsotg";
+			reg = <0x50000000 0x40000>;
+			interrupts = <67>;
+			clocks = <&rcc 0 39>;
+			clock-names = "otg";
+			status = "disabled";
+		};
+
 		rng: rng at 50060800 {
 			compatible = "st,stm32-rng";
 			reg = <0x50060800 0x400>;
-- 
2.10.1 (Apple Git-78)