ARM: dts: stm32: Add USB FS support for STM32F746 MCU

This patch adds the USB pins and nodes for USB FS core on STM32F746 SoC.

Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

diff --git a/arch/arm/boot/dts/stm32f746.dtsi b/arch/arm/boot/dts/stm32f746.dtsi
index 91556ebc5594b3e8fe1e32e39900fe9275ee06ea..5930a08b8dfabf4d8f9dcd5f5ccba8d4b2045a27 100644 (file)
--- a/arch/arm/boot/dts/stm32f746.dtsi
+++ b/arch/arm/boot/dts/stm32f746.dtsi
@@ -701,6 +701,17 @@
                                        slew-rate = <2>;
                                };
                        };
+
+                       usbotg_fs_pins_a: usbotg-fs@0 {
+                               pins {
+                                       pinmux = <STM32_PINMUX('A', 10, AF10)>, /* OTG_FS_ID */
+                                                <STM32_PINMUX('A', 11, AF10)>, /* OTG_FS_DM */
+                                                <STM32_PINMUX('A', 12, AF10)>; /* OTG_FS_DP */
+                                       bias-disable;
+                                       drive-push-pull;
+                                       slew-rate = <2>;
+                               };
+                       };
                };
 
                crc: crc@40023000 {
@@ -762,6 +773,15 @@
                        clock-names = "otg";
                        status = "disabled";
                };
+
+               usbotg_fs: usb@50000000 {
+                       compatible = "st,stm32f4x9-fsotg";
+                       reg = <0x50000000 0x40000>;
+                       interrupts = <67>;
+                       clocks = <&rcc 0 STM32F7_AHB2_CLOCK(OTGFS)>;
+                       clock-names = "otg";
+                       status = "disabled";
+               };
        };
 };