[RK3399] + [Android 9.0] MIPI屏

设备树 背光 PWM 结点 backlight: backlight { status = "okay"; enable-gpios = <&gpio1 RK_PB5 GPIO_ACTIVE_HIGH>; compatible = "pwm-backlight"; pwms = <&pwm0 0 20000 1>; brightness-levels = <0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ... 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>; }; dsi &dsi { status = "okay"; //rockchip,lane-rate = <1000>; dsi_panel: panel@0 { status = "okay"; compatible = "simple-panel-dsi"; reg = <0>; backlight = <&backlight>; power-supply = <&vcc3v3_s0>; //reset-gpios = <&gpio1 RK_PB1 GPIO_ACTIVE_LOW>; //enable-gpios = <&gpio1 RK_PB5 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&lcd_rst_gpio>; reset-delay-ms = <40>; enable-delay-ms = <40>; prepare-delay-ms = <40>; unprepare-delay-ms = <40>; disable-delay-ms = <40>; dsi,flags = <(MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_EOT_PACKET)>; dsi,format = ;