As reported by the datasheet (DocID027590 Rev 4) for PG12:
- AF9 -> LCD_B4
- AF14 -> LCD_B1
So replace AF14 with AF9 for PG12 in the dts.
Fixes: fe63d3cfb77ef ("ARM: dts: stm32: Sync DT with v4.20 kernel for stm32f7")
Signed-off-by: Dario Binacchi <dario.binac...@amarulasolutions.com>
---
arch/arm/dts/stm32f746-disco-u-boot.dtsi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/dts/stm32f746-disco-u-boot.dtsi
b/arch/arm/dts/stm32f746-disco-u-boot.dtsi
index 19b5451db441..522cffb1ac9f 100644
--- a/arch/arm/dts/stm32f746-disco-u-boot.dtsi
+++ b/arch/arm/dts/stm32f746-disco-u-boot.dtsi
@@ -169,7 +169,7 @@
ltdc_pins: ltdc@0 {
pins {
pinmux = <STM32_PINMUX('E', 4, AF14)>, /* B0 */
- <STM32_PINMUX('G',12, AF14)>, /* B4 */
+ <STM32_PINMUX('G',12, AF9)>, /* B4 */
<STM32_PINMUX('I', 9, AF14)>, /* VSYNC */
<STM32_PINMUX('I',10, AF14)>, /* HSYNC */
<STM32_PINMUX('I',14, AF14)>, /* CLK */
--
2.32.0
