drivers/video/display/screen/lcd_AUO_A080SN03.c

   1 /* This Lcd Driver is HSD070IDW1 write by cst 2009.10.27 */
   2
   3 #include <linux/delay.h>
   4 #include<linux/rk_fb.h>
   5 #include <mach/gpio.h>
   6 #include <mach/iomux.h>
   7 #include <mach/board.h>
   8
   9
  10
  11 /* Base */
  12 #define OUT_TYPE                SCREEN_RGB
  13 #define OUT_FACE                OUT_P888//OUT_P666
  14 #define OUT_CLK                 40000000
  15 #define LCDC_ACLK       500000000     //29 lcdc axi DMA ÆµÂÊ
  16
  17 /* Timing */
  18 #define H_PW                    1//30//48 //10
  19 #define H_BP                    46//10//40 //100
  20 #define H_VD                    800 //1024
  21 #define H_FP                    210// //210
  22
  23 #define V_PW            3//       2//        3//13//10
  24 #define V_BP            23//     18     //    23//10// //10
  25 #define V_VD                    600//480 //768
  26 #define V_FP            2//     8//           12//22 //18
  27
  28 /* Other */
  29 #define DCLK_POL               1
  30 #define SWAP_RB                 0
  31
  32 #define LCD_WIDTH       162//154    //need modify
  33 #define LCD_HEIGHT      121//85
  34
  35 static struct rk29lcd_info *gLcd_info = NULL;
  36
  37 void set_lcd_info(struct rk29fb_screen *screen, struct rk29lcd_info *lcd_info )
  38 {
  39     /* screen type & face */
  40     screen->type = OUT_TYPE;
  41     screen->face = OUT_FACE;
  42
  43     /* Screen size */
  44     screen->x_res = H_VD;
  45     screen->y_res = V_VD;
  46
  47     screen->width = LCD_WIDTH;
  48     screen->height = LCD_HEIGHT;
  49
  50     /* Timing */
  51     screen->lcdc_aclk = LCDC_ACLK;
  52     screen->pixclock = OUT_CLK;
  53         screen->left_margin = H_BP;
  54         screen->right_margin = H_FP;
  55         screen->hsync_len = H_PW;
  56         screen->upper_margin = V_BP;
  57         screen->lower_margin = V_FP;
  58         screen->vsync_len = V_PW;
  59
  60         /* Pin polarity */
  61         screen->pin_hsync = 0;
  62         screen->pin_vsync = 0;
  63         screen->pin_den = 0;
  64         screen->pin_dclk = DCLK_POL;
  65
  66         /* Swap rule */
  67     screen->swap_rb = SWAP_RB;
  68     screen->swap_rg = 0;
  69     screen->swap_gb = 0;
  70     screen->swap_delta = 0;
  71     screen->swap_dumy = 0;
  72
  73     /* Operation function*/
  74     /*screen->init = init;*/
  75     screen->init = NULL;
  76     screen->standby = NULL;
  77     if(lcd_info)
  78         gLcd_info = lcd_info;
  79 }
  80 size_t get_fb_size(void)
  81 {
  82         size_t size = 0;
  83         #if defined(CONFIG_THREE_FB_BUFFER)
  84                 size = ((H_VD)*(V_VD)<<2)* 3; //three buffer
  85         #else
  86                 size = ((H_VD)*(V_VD)<<2)<<1; //two buffer
  87         #endif
  88         return ALIGN(size,SZ_1M);
  89 }