Hi Dario On 6/7/23 08:31, Dario Binacchi wrote:
Add pin configurations for using LTDC (LCD-tft Display Controller) on stm32f746-disco board.Signed-off-by: Dario Binacchi <dario.binac...@amarulasolutions.com> --- (no changes since v1) arch/arm/boot/dts/stm32f7-pinctrl.dtsi | 35 ++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm/boot/dts/stm32f7-pinctrl.dtsi b/arch/arm/boot/dts/stm32f7-pinctrl.dtsi index 9f65403295ca..f3f90b9bcd61 100644 --- a/arch/arm/boot/dts/stm32f7-pinctrl.dtsi +++ b/arch/arm/boot/dts/stm32f7-pinctrl.dtsi @@ -365,6 +365,41 @@ pins2 { bias-pull-up; }; }; + + + ltdc_pins_a: ltdc-pins-a-0 {
ltdc-pins-a-0 --> ltdc-pins-0 is a bit cleaner. I know that I have to fix sdio pins nodes in this file to keep the same spirit for all group names.
If there is no V3 I wil do it directly when I'll apply DT patches if you agree.
Alex
+ 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>;
+ };
+ };
};
};
};
