T113 cvbs开发笔记

1. 添加原厂补丁

   t113_support_tvout.7z  

2. uboot和kernel配置文件开启CONFIG_TV_DISP2_SUNXI=y

CONFIG_TV_DISP2_SUNXI=y

3. 配置设备树

3.1.  uboot

&disp {
    disp_init_enable         = <1>;
    disp_mode                = <0>;

    screen0_output_type      = <2>;
    screen0_output_mode      = <14>;

    screen1_output_type      = <1>;
    screen1_output_mode      = <4>;

    screen1_output_format    = <0>;
    screen1_output_bits      = <0>;
    screen1_output_eotf      = <4>;
    screen1_output_cs        = <257>;
    screen1_output_dvi_hdmi  = <2>;
    screen1_output_range     = <2>;
    screen1_output_scan      = <0>;
    screen1_o