Adds LTDC pinctrl support and assigns dedicated GPIO pins.
Signed-off-by: Raphael Gallais-Pou <raphael.gallais-pou@xxxxxxxxxxx>
---
arch/arm/boot/dts/st/stm32mp13-pinctrl.dtsi | 57 +++++++++++++++++++++++++++++
1 file changed, 57 insertions(+)
diff --git a/arch/arm/boot/dts/st/stm32mp13-pinctrl.dtsi b/arch/arm/boot/dts/st/stm32mp13-pinctrl.dtsi
index 27e0c3826789..32c5d8a1e06a 100644
--- a/arch/arm/boot/dts/st/stm32mp13-pinctrl.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp13-pinctrl.dtsi
@@ -47,6 +47,63 @@ pins {
};
};
+ ltdc_pins_a: ltdc-0 {
+ pins {
+ pinmux = <STM32_PINMUX('D', 9, AF13)>, /* LCD_CLK */
+ <STM32_PINMUX('C', 6, AF14)>, /* LCD_HSYNC */
+ <STM32_PINMUX('G', 4, AF11)>, /* LCD_VSYNC */
+ <STM32_PINMUX('H', 9, AF11)>, /* LCD_DE */
+ <STM32_PINMUX('G', 7, AF14)>, /* LCD_R2 */
+ <STM32_PINMUX('B', 12, AF13)>, /* LCD_R3 */
+ <STM32_PINMUX('D', 14, AF14)>, /* LCD_R4 */
+ <STM32_PINMUX('E', 7, AF14)>, /* LCD_R5 */
+ <STM32_PINMUX('E', 13, AF14)>, /* LCD_R6 */
+ <STM32_PINMUX('E', 9, AF14)>, /* LCD_R7 */
+ <STM32_PINMUX('H', 13, AF14)>, /* LCD_G2 */
+ <STM32_PINMUX('F', 3, AF14)>, /* LCD_G3 */
+ <STM32_PINMUX('D', 5, AF14)>, /* LCD_G4 */
+ <STM32_PINMUX('G', 0, AF14)>, /* LCD_G5 */
+ <STM32_PINMUX('C', 7, AF14)>, /* LCD_G6 */
+ <STM32_PINMUX('A', 15, AF11)>, /* LCD_G7 */
+ <STM32_PINMUX('D', 10, AF14)>, /* LCD_B2 */
+ <STM32_PINMUX('F', 2, AF14)>, /* LCD_B3 */
+ <STM32_PINMUX('H', 14, AF11)>, /* LCD_B4 */
+ <STM32_PINMUX('E', 0, AF14)>, /* LCD_B5 */
+ <STM32_PINMUX('B', 6, AF7)>, /* LCD_B6 */
+ <STM32_PINMUX('F', 1, AF13)>; /* LCD_B7 */
+ bias-disable;
+ drive-push-pull;
+ slew-rate = <0>;
+ };
+ };
+
+ ltdc_sleep_pins_a: ltdc-sleep-0 {
+ pins {
+ pinmux = <STM32_PINMUX('D', 9, ANALOG)>, /* LCD_CLK */
+ <STM32_PINMUX('C', 6, ANALOG)>, /* LCD_HSYNC */
+ <STM32_PINMUX('G', 4, ANALOG)>, /* LCD_VSYNC */
+ <STM32_PINMUX('H', 9, ANALOG)>, /* LCD_DE */
+ <STM32_PINMUX('G', 7, ANALOG)>, /* LCD_R2 */
+ <STM32_PINMUX('B', 12, ANALOG)>, /* LCD_R3 */
+ <STM32_PINMUX('D', 14, ANALOG)>, /* LCD_R4 */
+ <STM32_PINMUX('E', 7, ANALOG)>, /* LCD_R5 */
+ <STM32_PINMUX('E', 13, ANALOG)>, /* LCD_R6 */
+ <STM32_PINMUX('E', 9, ANALOG)>, /* LCD_R7 */
+ <STM32_PINMUX('H', 13, ANALOG)>, /* LCD_G2 */
+ <STM32_PINMUX('F', 3, ANALOG)>, /* LCD_G3 */
+ <STM32_PINMUX('D', 5, ANALOG)>, /* LCD_G4 */
+ <STM32_PINMUX('G', 0, ANALOG)>, /* LCD_G5 */
+ <STM32_PINMUX('C', 7, ANALOG)>, /* LCD_G6 */
+ <STM32_PINMUX('A', 15, ANALOG)>, /* LCD_G7 */
+ <STM32_PINMUX('D', 10, ANALOG)>, /* LCD_B2 */
+ <STM32_PINMUX('F', 2, ANALOG)>, /* LCD_B3 */
+ <STM32_PINMUX('H', 14, ANALOG)>, /* LCD_B4 */
+ <STM32_PINMUX('E', 0, ANALOG)>, /* LCD_B5 */
+ <STM32_PINMUX('B', 6, ANALOG)>, /* LCD_B6 */
+ <STM32_PINMUX('F', 1, ANALOG)>; /* LCD_B7 */
+ };
+ };
+
mcp23017_pins_a: mcp23017-0 {
pins {
pinmux = <STM32_PINMUX('G', 12, GPIO)>;
--
2.25.1
