diff --git a/arch/arm/dts/rk3399-evb.dts b/arch/arm/dts/rk3399-evb.dts
index 77b4521..f5af75b 100644
--- a/arch/arm/dts/rk3399-evb.dts
+++ b/arch/arm/dts/rk3399-evb.dts
@@ -66,6 +66,59 @@
 		clock-output-names = "clkin_gmac";
 		#clock-cells = <0>;
 	};
+
+	backlight: backlight {
+		compatible = "pwm-backlight";
+		power-supply = <&vccsys>;
+		enable-gpios = <&gpio1 13 GPIO_ACTIVE_HIGH>;
+		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>;
+		pwms = <&pwm0 0 25000 0>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pwm0_pin>;
+		pwm-delay-us = <10000>;
+		status = "disabled";
+	};
+
+	panel:panel {
+		compatible = "simple-panel";
+		power-supply = <&vcc33_lcd>;
+		backlight = <&backlight>;
+		/*enable-gpios = <&gpio4 18 GPIO_ACTIVE_HIGH>;*/
+		status = "disabled";
+	};
 };
 
 &emmc_phy {
@@ -148,6 +201,7 @@
 		status = "okay";
 
 		vcc12-supply = <&vcc3v3_sys>;
+
 		regulators {
 			vcc33_lcd: SWITCH_REG2 {
 				regulator-always-on;
@@ -158,6 +212,29 @@
 	};
 };
 
+&mipi_dsi {
+	status = "disabled";
+	rockchip,panel = <&panel>;
+	display-timings {
+		timing0 {
+		bits-per-pixel = <24>;
+		clock-frequency = <160000000>;
+		hfront-porch = <120>;
+		hsync-len = <20>;
+		hback-porch = <21>;
+		hactive = <1200>;
+		vfront-porch = <21>;
+		vsync-len = <3>;
+		vback-porch = <18>;
+		vactive = <1920>;
+		hsync-active = <0>;
+		vsync-active = <0>;
+		de-active = <1>;
+		pixelclk-active = <0>;
+		};
+	};
+};
+
 &pinctrl {
 	pmic {
 		pmic_int_l: pmic-int-l {