From a726e2f000ec5643749e24145b3851da0850c927 Mon Sep 17 00:00:00 2001
From: dillon min <dillon.minfei@gmail.com>
Date: Wed, 27 May 2020 15:27:27 +0800
Subject: [PATCH] ARM: dts: stm32: enable ltdc binding with ili9341, gyro
 l3gd20 on stm32429-disco board

Enable the ltdc & ili9341, gyro l3gd20 on stm32429-disco board.

Signed-off-by: dillon min <dillon.minfei@gmail.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
---
 arch/arm/boot/dts/stm32f429-disco.dts | 48 +++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/arch/arm/boot/dts/stm32f429-disco.dts b/arch/arm/boot/dts/stm32f429-disco.dts
index 30c0f67..baed482 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";
@@ -108,12 +110,58 @@
 	status = "okay";
 };
 
+&ltdc {
+	status = "okay";
+	pinctrl-0 = <&ltdc_pins_b>;
+	pinctrl-names = "default";
+
+	port {
+		ltdc_out_rgb: endpoint {
+			remote-endpoint = <&panel_in_rgb>;
+		};
+	};
+};
+
 &rtc {
 	assigned-clocks = <&rcc 1 CLK_RTC>;
 	assigned-clock-parents = <&rcc 1 CLK_LSI>;
 	status = "okay";
 };
 
+&spi5 {
+	status = "okay";
+	pinctrl-0 = <&spi5_pins>;
+	pinctrl-names = "default";
+	#address-cells = <1>;
+	#size-cells = <0>;
+	cs-gpios = <&gpioc 1 GPIO_ACTIVE_LOW>, <&gpioc 2 GPIO_ACTIVE_LOW>;
+
+	l3gd20: l3gd20@0 {
+		compatible = "st,l3gd20-gyro";
+		spi-max-frequency = <10000000>;
+		st,drdy-int-pin = <2>;
+		interrupt-parent = <&gpioa>;
+		interrupts = <1 IRQ_TYPE_EDGE_RISING>,
+				<2 IRQ_TYPE_EDGE_RISING>;
+		reg = <0>;
+		status = "okay";
+	};
+
+	display: display@1{
+		/* Connect panel-ilitek-9341 to ltdc */
+		compatible = "st,sf-tc240t-9370-t";
+		reg = <1>;
+		spi-3wire;
+		spi-max-frequency = <10000000>;
+		dc-gpios = <&gpiod 13 0>;
+		port {
+			panel_in_rgb: endpoint {
+			remote-endpoint = <&ltdc_out_rgb>;
+			};
+		};
+	};
+};
+
 &usart1 {
 	pinctrl-0 = <&usart1_pins_a>;
 	pinctrl-names = "default";
-- 
2.7.4