ARM: dts: stm32: add LTDC pinctrl on STM32MP13x SoC family

Adds LTDC pinctrl support and assigns dedicated GPIO pins.

Signed-off-by: Raphael Gallais-Pou <raphael.gallais-pou@foss.st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>

diff --git a/arch/arm/boot/dts/st/stm32mp13-pinctrl.dtsi b/arch/arm/boot/dts/st/stm32mp13-pinctrl.dtsi
index 27e0c3826789de645c5cc201444aa5f577d32fa3..32c5d8a1e06acdf0074ab4c6ce0c2e62c80526f0 100644 (file)
--- a/arch/arm/boot/dts/st/stm32mp13-pinctrl.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp13-pinctrl.dtsi
@@ -47,6 +47,63 @@
                };
        };
 
+       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)>;