Add pin configurations for using LTDC (LCD-tft Display Controller) on stm32f746-disco board. Signed-off-by: Dario Binacchi <dario.binacchi@xxxxxxxxxxxxxxxxxxxx> Reviewed-by: Raphaël Gallais-Pou <raphael.gallais-pou@xxxxxxxxxxx> --- Changes in v7: - Add 'Reviewed-by' tag I forgot in v6. https://lore.kernel.org/linux-arm-kernel/20230629083726.84910-1-dario.binacchi@xxxxxxxxxxxxxxxxxxxx/T/ Changes in v3: - rename ltdc-pins-a-0 to ltdc-0. arch/arm/boot/dts/st/stm32f7-pinctrl.dtsi | 35 +++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm/boot/dts/st/stm32f7-pinctrl.dtsi b/arch/arm/boot/dts/st/stm32f7-pinctrl.dtsi index 9f65403295ca..36dad40dd0c7 100644 --- a/arch/arm/boot/dts/st/stm32f7-pinctrl.dtsi +++ b/arch/arm/boot/dts/st/stm32f7-pinctrl.dtsi @@ -365,6 +365,41 @@ pins2 { bias-pull-up; }; }; + + + ltdc_pins_a: ltdc-0 { + pins { + pinmux = <STM32_PINMUX('E', 4, AF14)>, /* LCD_B0 */ + <STM32_PINMUX('G',12, AF9)>, /* LCD_B4 */ + <STM32_PINMUX('I', 9, AF14)>, /* LCD_VSYNC */ + <STM32_PINMUX('I',10, AF14)>, /* LCD_HSYNC */ + <STM32_PINMUX('I',14, AF14)>, /* LCD_CLK */ + <STM32_PINMUX('I',15, AF14)>, /* LCD_R0 */ + <STM32_PINMUX('J', 0, AF14)>, /* LCD_R1 */ + <STM32_PINMUX('J', 1, AF14)>, /* LCD_R2 */ + <STM32_PINMUX('J', 2, AF14)>, /* LCD_R3 */ + <STM32_PINMUX('J', 3, AF14)>, /* LCD_R4 */ + <STM32_PINMUX('J', 4, AF14)>, /* LCD_R5 */ + <STM32_PINMUX('J', 5, AF14)>, /* LCD_R6 */ + <STM32_PINMUX('J', 6, AF14)>, /* LCD_R7 */ + <STM32_PINMUX('J', 7, AF14)>, /* LCD_G0 */ + <STM32_PINMUX('J', 8, AF14)>, /* LCD_G1 */ + <STM32_PINMUX('J', 9, AF14)>, /* LCD_G2 */ + <STM32_PINMUX('J',10, AF14)>, /* LCD_G3 */ + <STM32_PINMUX('J',11, AF14)>, /* LCD_G4 */ + <STM32_PINMUX('J',13, AF14)>, /* LCD_B1 */ + <STM32_PINMUX('J',14, AF14)>, /* LCD_B2 */ + <STM32_PINMUX('J',15, AF14)>, /* LCD_B3 */ + <STM32_PINMUX('K', 0, AF14)>, /* LCD_G5 */ + <STM32_PINMUX('K', 1, AF14)>, /* LCD_G6 */ + <STM32_PINMUX('K', 2, AF14)>, /* LCD_G7 */ + <STM32_PINMUX('K', 4, AF14)>, /* LCD_B5 */ + <STM32_PINMUX('K', 5, AF14)>, /* LCD_B6 */ + <STM32_PINMUX('K', 6, AF14)>, /* LCD_B7 */ + <STM32_PINMUX('K', 7, AF14)>; /* LCD_DE */ + slew-rate = <2>; + }; + }; }; }; }; -- 2.34.1
