[PATCH 2/3] ARM: dts: stm32: Update pin states for uart4 on stm32mp157c-ed1

[Erwan Le Ray <erwan.leray@xxxxxx>]

Add sleep and idle states to uart4 pin configuration.

Signed-off-by: Erwan Le Ray <erwan.leray@xxxxxx>

diff --git a/arch/arm/boot/dts/stm32mp157c-ed1.dts b/arch/arm/boot/dts/stm32mp157c-ed1.dts
index 32ccd50b4144..ca109dc18238 100644
--- a/arch/arm/boot/dts/stm32mp157c-ed1.dts
+++ b/arch/arm/boot/dts/stm32mp157c-ed1.dts
@@ -353,8 +353,10 @@
 };
 
 &uart4 {
-	pinctrl-names = "default";
+	pinctrl-names = "default", "sleep", "idle";
 	pinctrl-0 = <&uart4_pins_a>;
+	pinctrl-1 = <&uart4_sleep_pins_a>;
+	pinctrl-2 = <&uart4_idle_pins_a>;
 	status = "okay";
 };
 
-- 
2.17.1