可以用firefly-RK3288-reload 的LCD0 直接输出显示吗

Chip Platform Rockchip
1

我想直接用reload的LCD0 D0-D23 DEN DCLK 来输出显示，
修改了.dst, dsti,但是clk一直没有输出。
求问该怎么设置？

Capture.JPG
Capture.JPG661×784 70.9 KB

2 
/*
 * Copyright (C) 2018 Embodied
 * arch/arm/boot/dts/lcd-HX7027.dtsi
 * create date: 2018-03-19
 * lcd model: HX7027-FPC-F
 * resolution: 640X480
 */

/ {
 	disp_power_ctr: power_ctr {
                     /*                        rockchip,debug = <0>;
                        lcd_en:lcd_en {
                                rockchip,power_type = <GPIO>;
                                gpios = <&gpio0 GPIO_B0 GPIO_ACTIVE_HIGH>;
                                rockchip,delay = <10>;
                        };

                        bl_en:bl_en {
                                rockchip,power_type = <GPIO>;
                                gpios = <&gpio0 GPIO_A2 GPIO_ACTIVE_HIGH>;
                                rockchip,delay = <10>;
                        };

                        bl_ctr:bl_ctr {
                                rockchip,power_type = <GPIO>;
                                gpios = <&gpio3 GPIO_D6 GPIO_ACTIVE_HIGH>;
                                rockchip,delay = <10>;
                        };

                        lcd_rst:lcd_rst {
                                rockchip,power_type = <REGULATOR>;
                                rockchip,delay = <5>;
                        };*/

                };

		disp_timings: display-timings {
                        native-mode = <&timing0>;
                        compatible = "rockchip,display-timings";
//timeing0 set for hx7027
                        timing0: timing0 {
				screen-type = <SCREEN_RGB>;
				out-face    = <OUT_P888>;
				color-mode = <COLOR_RGB>;
				clock-frequency = <40000000>;
				hactive = <640>;
				vactive = <480>;
				hback-porch = <23>;
				hfront-porch = <23>;
				vback-porch = <3>;
				vfront-porch = <3>;
				hsync-len = <23>;
				vsync-len = <3>;

				hsync-active = <0>;
				vsync-active = <0>;
				de-active = <1>;
				pixelclk-active = <1>;
				swap-rb = <0>;
				swap-rg = <0>;
				swap-gb = <0>;
                     	};
                     	timing1: timing1 {
				screen-type = <SCREEN_RGB>;
				out-face    = <OUT_P888>;
				color-mode = <COLOR_YCBCR>;
				clock-frequency = <148500000>;
				hactive = <1920>;
				vactive = <1080>;
				hback-porch = <148>;
				hfront-porch = <88>;
				vback-porch = <36>;
				vfront-porch = <4>;
				hsync-len = <44>;
				vsync-len = <5>;
				hsync-active = <1>;
				vsync-active = <1>;
				de-active = <0>;
				pixelclk-active = <0>;
				swap-rb = <0>;
				swap-rg = <0>;
				swap-gb = <0>;
                     	};
                     	timing2: timing2 {
				screen-type = <SCREEN_RGB>;
				out-face    = <OUT_P888>;
				color-mode = <COLOR_YCBCR>;
				clock-frequency = <297000000>;
				hactive = <3840>;
				vactive = <2160>;
				hback-porch = <296>;
				hfront-porch = <176>;
				vback-porch = <72>;
				vfront-porch = <8>;
				hsync-len = <88>;
				vsync-len = <10>;
				hsync-active = <1>;
				vsync-active = <1>;
				de-active = <0>;
				pixelclk-active = <0>;
				swap-rb = <0>;
				swap-rg = <0>;
				swap-gb = <0>;
                     	};
               };
};

Firefly-rk3288-reload.dts 配置

&fb {
	rockchip,disp-mode = <DUAL>;
	rockchip,uboot-logo-on = <0>;
	//rockchip,disp-policy = <DISPLAY_POLICY_BOX>;
};

&disp_timings {
	native-mode = <&timing0>;
};

&rk_screen {
	 display-timings = <&disp_timings>;
};

/*lcdc0 as PRMRY(HDMI)*/
&lcdc0 {
	status = "okay";
	rockchip,iommu-enabled = <1>;
	rockchip,prop = <PRMRY>;
};

&lcdc1 {
	status = "okay";
	rockchip,iommu-enabled = <1>;
	rockchip,prop = <EXTEND>;
};

&hdmi {
	status = "okay";
	rockchip,cec_enable = <0>;
	rockchip,hdcp_enable = <0>;
	rockchip,hdmi_audio_source = <1>;
};
3

楼主是要点亮 淘宝15元买的微型投影的光机吗？点亮了没?