From e404979e55603ef8564fe6cf7c4368aa6aaee719 Mon Sep 17 00:00:00 2001
From: Sean Nyekjaer <sean@geanix.com>
Date: Wed, 16 Aug 2023 14:24:22 +0200
Subject: [PATCH] ARM: dts: stm32: Add alternate pinmux for ldtc pins

Add another mux option for ltdc pins, this is used on Octavo OSD32MP1-RED
board.

Signed-off-by: Sean Nyekjaer <sean@geanix.com>
Reviewed-by: Olivier Moysan <olivier.moysan@foss.st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
---
 arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi | 75 +++++++++++++++++++++
 1 file changed, 75 insertions(+)

diff --git a/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi
index 92726ad7285fb..5de4ec547411c 100644
--- a/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi
@@ -1080,6 +1080,81 @@
 		};
 	};
 
+	ltdc_pins_e: ltdc-4 {
+		pins1 {
+			pinmux = <STM32_PINMUX('H',  2, AF14)>, /* LTDC_R0 */
+				 <STM32_PINMUX('H',  3, AF14)>, /* LTDC_R1 */
+				 <STM32_PINMUX('H',  8, AF14)>, /* LTDC_R2 */
+				 <STM32_PINMUX('H',  9, AF14)>, /* LTDC_R3 */
+				 <STM32_PINMUX('H', 10, AF14)>, /* LTDC_R4 */
+				 <STM32_PINMUX('C',  0, AF14)>, /* LTDC_R5 */
+				 <STM32_PINMUX('H', 12, AF14)>, /* LTDC_R6 */
+				 <STM32_PINMUX('E', 15, AF14)>, /* LTDC_R7 */
+				 <STM32_PINMUX('E', 14, AF13)>, /* LTDC_G0 */
+				 <STM32_PINMUX('E',  6, AF14)>, /* LTDC_G1 */
+				 <STM32_PINMUX('H', 13, AF14)>, /* LTDC_G2 */
+				 <STM32_PINMUX('H', 14, AF14)>, /* LTDC_G3 */
+				 <STM32_PINMUX('H',  4, AF14)>, /* LTDC_G4 */
+				 <STM32_PINMUX('I',  0, AF14)>, /* LTDC_G5 */
+				 <STM32_PINMUX('I',  1, AF14)>, /* LTDC_G6 */
+				 <STM32_PINMUX('I',  2, AF14)>, /* LTDC_G7 */
+				 <STM32_PINMUX('D',  9, AF14)>, /* LTDC_B0 */
+				 <STM32_PINMUX('G', 12, AF14)>, /* LTDC_B1 */
+				 <STM32_PINMUX('G', 10, AF14)>, /* LTDC_B2 */
+				 <STM32_PINMUX('D', 10, AF14)>, /* LTDC_B3 */
+				 <STM32_PINMUX('E', 12, AF14)>, /* LTDC_B4 */
+				 <STM32_PINMUX('A',  3, AF14)>, /* LTDC_B5 */
+				 <STM32_PINMUX('B',  8, AF14)>, /* LTDC_B6 */
+				 <STM32_PINMUX('D',  8, AF14)>, /* LTDC_B7 */
+				 <STM32_PINMUX('F', 10, AF14)>, /* LTDC_DE */
+				 <STM32_PINMUX('I',  9, AF14)>, /* LTDC_VSYNC */
+				 <STM32_PINMUX('I', 10, AF14)>; /* LTDC_HSYNC */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <0>;
+		};
+
+		pins2 {
+			pinmux = <STM32_PINMUX('G', 7, AF14)>; /* LTDC_CLK */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <1>;
+		};
+	};
+
+	ltdc_sleep_pins_e: ltdc-sleep-4 {
+		pins {
+			pinmux = <STM32_PINMUX('H',  2, ANALOG)>, /* LTDC_R0 */
+				 <STM32_PINMUX('H',  3, ANALOG)>, /* LTDC_R1 */
+				 <STM32_PINMUX('H',  8, ANALOG)>, /* LTDC_R2 */
+				 <STM32_PINMUX('H',  9, ANALOG)>, /* LTDC_R3 */
+				 <STM32_PINMUX('H', 10, ANALOG)>, /* LTDC_R4 */
+				 <STM32_PINMUX('C',  0, ANALOG)>, /* LTDC_R5 */
+				 <STM32_PINMUX('H', 12, ANALOG)>, /* LTDC_R6 */
+				 <STM32_PINMUX('E', 15, ANALOG)>, /* LTDC_R7 */
+				 <STM32_PINMUX('D',  9, ANALOG)>, /* LTDC_B0 */
+				 <STM32_PINMUX('G', 12, ANALOG)>, /* LTDC_B1 */
+				 <STM32_PINMUX('G', 10, ANALOG)>, /* LTDC_B2 */
+				 <STM32_PINMUX('D', 10, ANALOG)>, /* LTDC_B3 */
+				 <STM32_PINMUX('E', 12, ANALOG)>, /* LTDC_B4 */
+				 <STM32_PINMUX('A',  3, ANALOG)>, /* LTDC_B5 */
+				 <STM32_PINMUX('B',  8, ANALOG)>, /* LTDC_B6 */
+				 <STM32_PINMUX('D',  8, ANALOG)>, /* LTDC_B7 */
+				 <STM32_PINMUX('E', 14, ANALOG)>, /* LTDC_G0 */
+				 <STM32_PINMUX('E',  6, ANALOG)>, /* LTDC_G1 */
+				 <STM32_PINMUX('H', 13, ANALOG)>, /* LTDC_G2 */
+				 <STM32_PINMUX('H', 14, ANALOG)>, /* LTDC_G3 */
+				 <STM32_PINMUX('H',  4, ANALOG)>, /* LTDC_G4 */
+				 <STM32_PINMUX('I',  0, ANALOG)>, /* LTDC_G5 */
+				 <STM32_PINMUX('I',  1, ANALOG)>, /* LTDC_G6 */
+				 <STM32_PINMUX('I',  2, ANALOG)>, /* LTDC_G7 */
+				 <STM32_PINMUX('F', 10, ANALOG)>, /* LTDC_DE */
+				 <STM32_PINMUX('I',  9, ANALOG)>, /* LTDC_VSYNC */
+				 <STM32_PINMUX('I', 10, ANALOG)>, /* LTDC_HSYNC */
+				 <STM32_PINMUX('G',  7, ANALOG)>; /* LTDC_CLK */
+		};
+	};
+
 	mco1_pins_a: mco1-0 {
 		pins {
 			pinmux = <STM32_PINMUX('A', 13, AF2)>; /* MCO1 */
-- 
2.30.2