[PATCH v2 2/5] ARM: dts: stm32: enable ltdc binding with ili9341 on stm32429-disco board

From: dillon . minfei
Date: Fri May 08 2020 - 00:13:32 EST


From: dillon min <dillon.minfei@xxxxxxxxx>

Enable the ltdc & ili9341 on stm32429-disco board.

Signed-off-by: dillon min <dillon.minfei@xxxxxxxxx>
---
arch/arm/boot/dts/stm32f429-disco.dts | 40 +++++++++++++++++++++++++++++++++++
1 file changed, 40 insertions(+)

diff --git a/arch/arm/boot/dts/stm32f429-disco.dts b/arch/arm/boot/dts/stm32f429-disco.dts
index 30c0f67..2d9637a 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 +129,41 @@
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 ltdc */
+ compatible = "stm32f429,ltdc-panel", "ilitek,ili9341";
+ reg = <0>;
+ spi-3wire;
+ spi-max-frequency = <10000000>;
+ dc-gpios = <&gpiod 13 0>;
+ port {
+ panel_in_rgb: endpoint {
+ remote-endpoint = <&ltdc_out_rgb>;
+ };
+ };
+ };
+};
+
--
2.7.4