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

[dillon . minfei]

From: dillon min <dillon.min...@gmail.com>

Enable the ltdc & ili9341 on stm32429-disco board.

Signed-off-by: dillon min <dillon.min...@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>;
+                       };
+               };
+       };
+};
-- 
2.7.4

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