[PATCH v3 3/5] ARM: dts: stm32: enable ltdc binding with ili9341 on stm32429-disco board

From: dillon min dillon.minfei@gmail.com

Enable the ltdc & ili9341 on stm32429-disco board.

Signed-off-by: dillon min dillon.minfei@gmail.com ---

Changes:

V3: change dts binding compatible to "st,sf-tc240t-9370-t"

V2: none

v1: none

arch/arm/boot/dts/stm32f429-disco.dts | 39 +++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+)

diff --git a/arch/arm/boot/dts/stm32f429-disco.dts b/arch/arm/boot/dts/stm32f429-disco.dts index 30c0f67..4475e40 100644 --- a/arch/arm/boot/dts/stm32f429-disco.dts +++ b/arch/arm/boot/dts/stm32f429-disco.dts @@ -49,6 +49,8 @@ #include "stm32f429.dtsi" #include "stm32f429-pinctrl.dtsi" #include <dt-bindings/input/input.h> +#include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/gpio/gpio.h>

/ { model = "STMicroelectronics STM32F429i-DISCO board"; @@ -127,3 +129,40 @@ pinctrl-names = "default"; status = "okay"; }; + +&ltdc { + status = "okay"; + pinctrl-0 = <&ltdc_pins_f429_disco>; + pinctrl-names = "default"; + + port { + ltdc_out_rgb: endpoint { + remote-endpoint = <&panel_in_rgb>; + }; + }; +}; + +&spi5 { + status = "okay"; + pinctrl-0 = <&spi5_pins>; + pinctrl-names = "default"; + #address-cells = <1>; + #size-cells = <0>; + cs-gpios = <&gpioc 2 GPIO_ACTIVE_LOW>; + dmas = <&dma2 3 2 0x400 0x0>, + <&dma2 4 2 0x400 0x0>; + dma-names = "rx", "tx"; + display: display@0{ + /* Connect panel-ilitek-9341 to stm32 via ltdc*/ + compatible = "st,sf-tc240t-9370-t"; + reg = <0>; + spi-3wire; + spi-max-frequency = <10000000>; + dc-gpios = <&gpiod 13 0>; + port { + panel_in_rgb: endpoint { + remote-endpoint = <&ltdc_out_rgb>; + }; + }; + }; +};