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    100ask-t113-pro lvds调试问题

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    • Z
      zzz555 LV 5 last edited by

      RGB屏是可以正常显示的,但是配置lvds设备树时,却显示异常,用fbshow写图片也无法显示
      设备树lvds配置如下:
      &lcd0 {
      lcd_used = <1>;

          lcd_driver_name     = "default_lcd";
          lcd_backlight       = <50>;
          lcd_if              = <3>;
      
          lcd_x               = <800>;
          lcd_y               = <600>;
          lcd_width           = <108>;
          lcd_height          = <94>;
          lcd_dclk_freq       = <39>;
      
          lcd_pwm_used        = <1>;
          lcd_pwm_ch          = <7>;
          lcd_pwm_freq        = <50000>;
          lcd_pwm_pol         = <0>;
      	
      lcd_hbp             = <88>;
          lcd_ht              = <1024>;
          lcd_hspw            = <64>;
          lcd_vbp             = <15>;
          lcd_vt              = <625>;
          lcd_vspw            = <6>;
      
          lcd_lvds_if         = <0>;
          lcd_lvds_colordepth = <0>;
          lcd_lvds_mode       = <1>;
      
          lcd_frm = <0>;
          lcd_io_phase = <0x0000>;
          lcd_gamma_en        = <0>;
          lcd_bright_curve_en = <0>;
          lcd_cmap_en         = <0>;
      	
      deu_mode            = <0>;
          lcdgamma4iep        = <22>;
          smart_color         = <90>;
      
          pinctrl-0 = <&lvds0_pins_a>;
          pinctrl-1 = <&lvds0_pins_b>;
      

      };
      请问是设备树配置出错了吗?
      显示异常的现象:
      用fbshow显示显示png图片不能显示,但过会儿屏幕有蓝色
      使用接口自带 colorbar
      echo 8 > /sys/class/disp/disp/attr/colorbar
      6cd50c54-ccde-4c88-80ae-7a6a7d80208a-38D4CF28FFDC2FEB3745BE6F67D2451E.jpg

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