ARM: dts: stm32: add initial support of stm32mp157c eval board

[platform/kernel/linux-rpi.git] / arch / arm / boot / dts / stm32mp157-pinctrl.dtsi

diff --git a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
index e5f8f58..c074330 100644 (file)
--- a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
@@ -145,6 +145,19 @@
                                ngpios = <8>;
                                gpio-ranges = <&pinctrl 0 160 8>;
                        };
+
+                       uart4_pins_a: uart4@0 {
+                               pins1 {
+                                       pinmux = <STM32_PINMUX('G', 11, AF6)>; /* UART4_TX */
+                                       bias-disable;
+                                       drive-push-pull;
+                                       slew-rate = <0>;
+                               };
+                               pins2 {
+                                       pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */
+                                       bias-disable;
+                               };
+                       };
                };
 
                pinctrl_z: pin-controller-z {