include/video/sh_mobile_lcdc.h

   1 #ifndef __ASM_SH_MOBILE_LCDC_H__
   2 #define __ASM_SH_MOBILE_LCDC_H__
   3
   4 #include <linux/fb.h>
   5
   6 enum { RGB8,   /* 24bpp, 8:8:8 */
   7        RGB9,   /* 18bpp, 9:9 */
   8        RGB12A, /* 24bpp, 12:12 */
   9        RGB12B, /* 12bpp */
  10        RGB16,  /* 16bpp */
  11        RGB18,  /* 18bpp */
  12        RGB24,  /* 24bpp */
  13        SYS8A,  /* 24bpp, 8:8:8 */
  14        SYS8B,  /* 18bpp, 8:8:2 */
  15        SYS8C,  /* 18bpp, 2:8:8 */
  16        SYS8D,  /* 16bpp, 8:8 */
  17        SYS9,   /* 18bpp, 9:9 */
  18        SYS12,  /* 24bpp, 12:12 */
  19        SYS16A, /* 16bpp */
  20        SYS16B, /* 18bpp, 16:2 */
  21        SYS16C, /* 18bpp, 2:16 */
  22        SYS18,  /* 18bpp */
  23        SYS24 };/* 24bpp */
  24
  25 enum { LCDC_CHAN_DISABLED = 0,
  26        LCDC_CHAN_MAINLCD,
  27        LCDC_CHAN_SUBLCD };
  28
  29 enum { LCDC_CLK_BUS, LCDC_CLK_PERIPHERAL, LCDC_CLK_EXTERNAL };
  30
  31 #define LCDC_FLAGS_DWPOL (1 << 0) /* Rising edge dot clock data latch */
  32 #define LCDC_FLAGS_DIPOL (1 << 1) /* Active low display enable polarity */
  33 #define LCDC_FLAGS_DAPOL (1 << 2) /* Active low display data polarity */
  34 #define LCDC_FLAGS_HSCNT (1 << 3) /* Disable HSYNC during VBLANK */
  35 #define LCDC_FLAGS_DWCNT (1 << 4) /* Disable dotclock during blanking */
  36
  37 struct sh_mobile_lcdc_sys_bus_cfg {
  38         unsigned long ldmt2r;
  39         unsigned long ldmt3r;
  40         unsigned long deferred_io_msec;
  41 };
  42
  43 struct sh_mobile_lcdc_sys_bus_ops {
  44         void (*write_index)(void *handle, unsigned long data);
  45         void (*write_data)(void *handle, unsigned long data);
  46         unsigned long (*read_data)(void *handle);
  47 };
  48
  49 struct sh_mobile_lcdc_board_cfg {
  50         void *board_data;
  51         int (*setup_sys)(void *board_data, void *sys_ops_handle,
  52                          struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
  53         void (*start_transfer)(void *board_data, void *sys_ops_handle,
  54                                struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
  55         void (*display_on)(void *board_data);
  56         void (*display_off)(void *board_data);
  57 };
  58
  59 struct sh_mobile_lcdc_lcd_size_cfg { /* width and height of panel in mm */
  60         unsigned long width;
  61         unsigned long height;
  62 };
  63
  64 struct sh_mobile_lcdc_chan_cfg {
  65         int chan;
  66         int bpp;
  67         int interface_type; /* selects RGBn or SYSn I/F, see above */
  68         int clock_divider;
  69         unsigned long flags; /* LCDC_FLAGS_... */
  70         struct fb_videomode lcd_cfg;
  71         struct sh_mobile_lcdc_lcd_size_cfg lcd_size_cfg;
  72         struct sh_mobile_lcdc_board_cfg board_cfg;
  73         struct sh_mobile_lcdc_sys_bus_cfg sys_bus_cfg; /* only for SYSn I/F */
  74 };
  75
  76 struct sh_mobile_lcdc_info {
  77         int clock_source;
  78         struct sh_mobile_lcdc_chan_cfg ch[2];
  79 };
  80
  81 #endif /* __ASM_SH_MOBILE_LCDC_H__ */