add led

hc

2024-05-10 10ebd8556b7990499c896a550e3d416b444211e6

 kernel/arch/arm64/boot/dts/rockchip/rk3399-sapphire-excavator.dts
..
..
@@ -42,8 +42,49 @@
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 		};
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 	};
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+	backlight: backlight {
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+		compatible = "pwm-backlight";
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+		brightness-levels = <
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+			  0   1   2   3   4   5   6   7
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+			  8   9  10  11  12  13  14  15
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+			 16  17  18  19  20  21  22  23
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+			 24  25  26  27  28  29  30  31
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+			 32  33  34  35  36  37  38  39
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+			 40  41  42  43  44  45  46  47
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+			 48  49  50  51  52  53  54  55
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+			 56  57  58  59  60  61  62  63
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+			 64  65  66  67  68  69  70  71
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+			 72  73  74  75  76  77  78  79
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+			 80  81  82  83  84  85  86  87
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+			 88  89  90  91  92  93  94  95
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+			 96  97  98  99 100 101 102 103
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+			104 105 106 107 108 109 110 111
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+			112 113 114 115 116 117 118 119
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+			120 121 122 123 124 125 126 127
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+			128 129 130 131 132 133 134 135
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+			136 137 138 139 140 141 142 143
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+			144 145 146 147 148 149 150 151
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+			152 153 154 155 156 157 158 159
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+			160 161 162 163 164 165 166 167
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+			168 169 170 171 172 173 174 175
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+			176 177 178 179 180 181 182 183
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+			184 185 186 187 188 189 190 191
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+			192 193 194 195 196 197 198 199
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+			200 201 202 203 204 205 206 207
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+			208 209 210 211 212 213 214 215
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+			216 217 218 219 220 221 222 223
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+			224 225 226 227 228 229 230 231
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+			232 233 234 235 236 237 238 239
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+			240 241 242 243 244 245 246 247
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+			248 249 250 251 252 253 254 255>;
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+		default-brightness-level = <200>;
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+		enable-gpios = <&gpio1 RK_PB5 GPIO_ACTIVE_HIGH>;
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+		pwms = <&pwm0 0 25000 0>;
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+		status = "okay";
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+	};
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+
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 	edp_panel: edp-panel {
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-		compatible ="lg,lp079qx1-sp0v", "simple-panel";
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+		compatible ="lg,lp079qx1-sp0v";
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 		backlight = <&backlight>;
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 		enable-gpios = <&gpio4 RK_PC6 GPIO_ACTIVE_HIGH>;
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 		pinctrl-names = "default";
..
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@@ -93,11 +134,6 @@
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 		 */
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 		reset-gpios = <&gpio0 RK_PB2 GPIO_ACTIVE_LOW>;
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 	};
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-};
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-
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-&backlight {
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-	enable-gpios = <&gpio1 RK_PB5 GPIO_ACTIVE_HIGH>;
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-	status = "okay";
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 };
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 &edp {
..
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@@ -183,7 +219,6 @@
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 	cap-sd-highspeed;
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 	cap-sdio-irq;
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 	clock-frequency = <50000000>;
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-	disable-wp;
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 	keep-power-in-suspend;
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 	max-frequency = <50000000>;
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 	mmc-pwrseq = <&sdio_pwrseq>;
..
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@@ -195,7 +230,5 @@
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 };
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 &spdif {
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-	i2c-scl-rising-time-ns = <450>;
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-	i2c-scl-falling-time-ns = <15>;
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 	status = "okay";
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 };