This patch adds USART3 pin configuration on PB10/PA11 pins
for STM32F469I-DISCO board.
Signed-off-by: Bruno Herrera <bruherrera@xxxxxxxxx>
---
arch/arm/boot/dts/stm32f429.dtsi | 13 +++++++++++++
arch/arm/boot/dts/stm32f469-disco.dts | 2 ++
2 files changed, 15 insertions(+)
diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index 35df462..1d94eba 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -284,6 +284,19 @@
};
};
+ usart3_pins_a: usart3@0 {
+ pins1 {
+ pinmux = <STM32F429_PB10_FUNC_USART3_TX>;
+ bias-disable;
+ drive-push-pull;
+ slew-rate = <0>;
+ };
+ pins2 {
+ pinmux = <STM32F429_PB11_FUNC_USART3_RX>;
+ bias-disable;
+ };
+ };
+
usbotg_hs_pins_a: usbotg_hs@0 {
pins {
pinmux = <STM32F429_PH4_FUNC_OTG_HS_ULPI_NXT>,
diff --git a/arch/arm/boot/dts/stm32f469-disco.dts b/arch/arm/boot/dts/stm32f469-disco.dts
index e911af8..eb3e638 100644
--- a/arch/arm/boot/dts/stm32f469-disco.dts
+++ b/arch/arm/boot/dts/stm32f469-disco.dts
@@ -71,5 +71,7 @@
};
&usart3 {
+ pinctrl-0 = <&usart3_pins_a>;
+ pinctrl-names = "default";
status = "okay";
};
--
2.7.4 (Apple Git-66)
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