From 2274784b05af76b376a1f98fc0a9d05bddae5bb5 Mon Sep 17 00:00:00 2001
From: Damon Ding <damon.ding@rock-chips.com>
Date: Fri, 1 Apr 2022 16:06:11 +0800
Subject: [PATCH] ARM: dts: rockchip: rv1106: add rgb ext board support

A 1024x600 RGB888/RGB666 screen FX070-DHM11BOE-A.

Signed-off-by: Damon Ding <damon.ding@rock-chips.com>
Change-Id: Ib757ff5daa73c17647ae27631b217e5a70284769
---
 arch/arm/boot/dts/rv1106-evb-ext-rgb-v10.dtsi | 147 ++++++++++++++++++
 1 file changed, 147 insertions(+)
 create mode 100644 arch/arm/boot/dts/rv1106-evb-ext-rgb-v10.dtsi

diff --git a/arch/arm/boot/dts/rv1106-evb-ext-rgb-v10.dtsi b/arch/arm/boot/dts/rv1106-evb-ext-rgb-v10.dtsi
new file mode 100644
index 000000000000..6fedaf7cc98c
--- /dev/null
+++ b/arch/arm/boot/dts/rv1106-evb-ext-rgb-v10.dtsi
@@ -0,0 +1,147 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2022 Rockchip Electronics Co., Ltd.
+ */
+
+#include <dt-bindings/display/media-bus-format.h>
+
+/ {
+	backlight: backlight {
+		status = "okay";
+		compatible = "pwm-backlight";
+		pwms = <&pwm3 0 25000 0>;
+		brightness-levels = <
+			  0   1   2   3   4   5   6   7
+			  8   9  10  11  12  13  14  15
+			 16  17  18  19  20  21  22  23
+			 24  25  26  27  28  29  30  31
+			 32  33  34  35  36  37  38  39
+			 40  41  42  43  44  45  46  47
+			 48  49  50  51  52  53  54  55
+			 56  57  58  59  60  61  62  63
+			 64  65  66  67  68  69  70  71
+			 72  73  74  75  76  77  78  79
+			 80  81  82  83  84  85  86  87
+			 88  89  90  91  92  93  94  95
+			 96  97  98  99 100 101 102 103
+			104 105 106 107 108 109 110 111
+			112 113 114 115 116 117 118 119
+			120 121 122 123 124 125 126 127
+			128 129 130 131 132 133 134 135
+			136 137 138 139 140 141 142 143
+			144 145 146 147 148 149 150 151
+			152 153 154 155 156 157 158 159
+			160 161 162 163 164 165 166 167
+			168 169 170 171 172 173 174 175
+			176 177 178 179 180 181 182 183
+			184 185 186 187 188 189 190 191
+			192 193 194 195 196 197 198 199
+			200 201 202 203 204 205 206 207
+			208 209 210 211 212 213 214 215
+			216 217 218 219 220 221 222 223
+			224 225 226 227 228 229 230 231
+			232 233 234 235 236 237 238 239
+			240 241 242 243 244 245 246 247
+			248 249 250 251 252 253 254 255>;
+		default-brightness-level = <200>;
+	};
+
+	panel: panel {
+		compatible = "simple-panel";
+		bus-format = <MEDIA_BUS_FMT_RGB666_1X18>;
+		backlight = <&backlight>;
+		enable-gpios = <&gpio1 RK_PA3 GPIO_ACTIVE_LOW>;
+		enable-delay-ms = <20>;
+		reset-gpios = <&gpio1 RK_PA4 GPIO_ACTIVE_LOW>;
+		reset-value = <0>;
+		reset-delay-ms = <10>;
+		status = "okay";
+
+		display-timings {
+			native-mode = <&fx070_dhm11boe_timing>;
+
+			fx070_dhm11boe_timing: timing0 {
+				clock-frequency = <50000000>;
+				hactive = <1024>;
+				vactive = <600>;
+				hback-porch = <140>;
+				hfront-porch = <160>;
+				vback-porch = <20>;
+				vfront-porch = <20>;
+				hsync-len = <20>;
+				vsync-len = <2>; //value range <2~22>
+				hsync-active = <0>;
+				vsync-active = <0>;
+				de-active = <0>;
+				pixelclk-active = <0>;
+			};
+		};
+
+		port {
+			panel_in_rgb: endpoint {
+				remote-endpoint = <&rgb_out_panel>;
+			};
+		};
+	};
+
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		linux,cma {
+			compatible = "shared-dma-pool";
+			inactive;
+			reusable;
+			size = <0x1000000>;
+			linux,cma-default;
+		};
+	};
+};
+
+&display_subsystem {
+	status = "okay";
+};
+
+&pwm3 {
+	status = "okay";
+	pinctrl-names = "active";
+	pinctrl-0 = <&pwm3m1_pins>;
+};
+
+&rgb {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&lcd_pins>;
+	ports {
+		rgb_out: port@1 {
+			reg = <1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			rgb_out_panel: endpoint@0 {
+				reg = <0>;
+				remote-endpoint = <&panel_in_rgb>;
+			};
+		};
+	};
+};
+
+&rgb_in_vop {
+	status = "okay";
+};
+
+/*
+ * The pins of sdmmc1 and lcd are multiplexed
+ */
+&sdio {
+	status = "disabled";
+};
+
+&sdio_pwrseq {
+	status = "disabled";
+};
+
+&vop {
+	status = "okay";
+};