Re: [RESEND PATCH v1] ARM: dts: stm32f429: Add missing USART3 pin config to STM32F469I-DISCO board

From: Alexandre Torgue
Date: Fri Jan 06 2017 - 11:35:23 EST


Hi Bruno,

On 11/18/2016 04:10 PM, Bruno Meirelles Herrera wrote:
Including new STM32 maintainer. Rebased at stm32-dt-for-v4.10-1 and
stm32-dt-for-v4.10-2 branches. It fix the port/pin initialization in
case boot-loader does not configure/initialize the pins.
Fixing line wrapping from last patch

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 e4dae0e..1b8b105 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -316,6 +316,19 @@
};
};

+ 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 8877c00..75f4303 100644
--- a/arch/arm/boot/dts/stm32f469-disco.dts
+++ b/arch/arm/boot/dts/stm32f469-disco.dts
@@ -79,5 +79,7 @@
};

&usart3 {
+ pinctrl-0 = <&usart3_pins_a>;
+ pinctrl-names = "default";
status = "okay";
};

After a little cosmetic change in commit header:

Applied on stm32-dt-for-v4.11-1

Thanks!
Alex