[PATCH 5.9 622/757] ARM: dts: stm32: Fix DH PDK2 display PWM channel

[Greg Kroah-Hartman]

From: Marek Vasut <marex@xxxxxxx>

[ Upstream commit 57592d2a98dbc3bde3ddc062e91a8486bdcb211e ]

The display PWM channel is number 3 (PWM2 CH4), make it so.

Fixes: 34e0c7847dcf ("ARM: dts: stm32: Add DH Electronics DHCOM STM32MP1 SoM and PDK2 board")
Signed-off-by: Marek Vasut <marex@xxxxxxx>
Cc: Alexandre Torgue <alexandre.torgue@xxxxxx>
Cc: Maxime Coquelin <mcoquelin.stm32@xxxxxxxxx>
Cc: Patrice Chotard <patrice.chotard@xxxxxx>
Cc: Patrick Delaunay <patrick.delaunay@xxxxxx>
Cc: linux-stm32@xxxxxxxxxxxxxxxxxxxxxxxxxxxx
To: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Signed-off-by: Alexandre Torgue <alexandre.torgue@xxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 arch/arm/boot/dts/stm32mp15xx-dhcom-pdk2.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/stm32mp15xx-dhcom-pdk2.dtsi b/arch/arm/boot/dts/stm32mp15xx-dhcom-pdk2.dtsi
index 9cf6d90fbf69f..e4e3c92eb30d3 100644
--- a/arch/arm/boot/dts/stm32mp15xx-dhcom-pdk2.dtsi
+++ b/arch/arm/boot/dts/stm32mp15xx-dhcom-pdk2.dtsi
@@ -25,7 +25,7 @@ clk_ext_audio_codec: clock-codec {
 
 	display_bl: display-bl {
 		compatible = "pwm-backlight";
-		pwms = <&pwm2 0 500000 PWM_POLARITY_INVERTED>;
+		pwms = <&pwm2 3 500000 PWM_POLARITY_INVERTED>;
 		brightness-levels = <0 16 22 30 40 55 75 102 138 188 255>;
 		default-brightness-level = <8>;
 		enable-gpios = <&gpioi 0 GPIO_ACTIVE_HIGH>;
-- 
2.25.1