linux/include/video/sh_mobile_lcdc.h
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   1#ifndef __ASM_SH_MOBILE_LCDC_H__
   2#define __ASM_SH_MOBILE_LCDC_H__
   3
   4#include <linux/fb.h>
   5
   6enum {
   7        RGB8,   /* 24bpp, 8:8:8 */
   8        RGB9,   /* 18bpp, 9:9 */
   9        RGB12A, /* 24bpp, 12:12 */
  10        RGB12B, /* 12bpp */
  11        RGB16,  /* 16bpp */
  12        RGB18,  /* 18bpp */
  13        RGB24,  /* 24bpp */
  14        YUV422, /* 16bpp */
  15        SYS8A,  /* 24bpp, 8:8:8 */
  16        SYS8B,  /* 18bpp, 8:8:2 */
  17        SYS8C,  /* 18bpp, 2:8:8 */
  18        SYS8D,  /* 16bpp, 8:8 */
  19        SYS9,   /* 18bpp, 9:9 */
  20        SYS12,  /* 24bpp, 12:12 */
  21        SYS16A, /* 16bpp */
  22        SYS16B, /* 18bpp, 16:2 */
  23        SYS16C, /* 18bpp, 2:16 */
  24        SYS18,  /* 18bpp */
  25        SYS24,  /* 24bpp */
  26};
  27
  28enum { LCDC_CHAN_DISABLED = 0,
  29       LCDC_CHAN_MAINLCD,
  30       LCDC_CHAN_SUBLCD };
  31
  32enum { LCDC_CLK_BUS, LCDC_CLK_PERIPHERAL, LCDC_CLK_EXTERNAL };
  33
  34#define LCDC_FLAGS_DWPOL (1 << 0) /* Rising edge dot clock data latch */
  35#define LCDC_FLAGS_DIPOL (1 << 1) /* Active low display enable polarity */
  36#define LCDC_FLAGS_DAPOL (1 << 2) /* Active low display data polarity */
  37#define LCDC_FLAGS_HSCNT (1 << 3) /* Disable HSYNC during VBLANK */
  38#define LCDC_FLAGS_DWCNT (1 << 4) /* Disable dotclock during blanking */
  39
  40struct sh_mobile_lcdc_sys_bus_cfg {
  41        unsigned long ldmt2r;
  42        unsigned long ldmt3r;
  43        unsigned long deferred_io_msec;
  44};
  45
  46struct sh_mobile_lcdc_sys_bus_ops {
  47        void (*write_index)(void *handle, unsigned long data);
  48        void (*write_data)(void *handle, unsigned long data);
  49        unsigned long (*read_data)(void *handle);
  50};
  51
  52struct module;
  53struct sh_mobile_lcdc_board_cfg {
  54        struct module *owner;
  55        void *board_data;
  56        int (*setup_sys)(void *board_data, void *sys_ops_handle,
  57                         struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
  58        void (*start_transfer)(void *board_data, void *sys_ops_handle,
  59                               struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
  60        void (*display_on)(void *board_data, struct fb_info *info);
  61        void (*display_off)(void *board_data);
  62};
  63
  64struct sh_mobile_lcdc_lcd_size_cfg { /* width and height of panel in mm */
  65        unsigned long width;
  66        unsigned long height;
  67};
  68
  69struct sh_mobile_lcdc_chan_cfg {
  70        int chan;
  71        int bpp;
  72        int interface_type; /* selects RGBn or SYSn I/F, see above */
  73        int clock_divider;
  74        unsigned long flags; /* LCDC_FLAGS_... */
  75        const struct fb_videomode *lcd_cfg;
  76        int num_cfg;
  77        struct sh_mobile_lcdc_lcd_size_cfg lcd_size_cfg;
  78        struct sh_mobile_lcdc_board_cfg board_cfg;
  79        struct sh_mobile_lcdc_sys_bus_cfg sys_bus_cfg; /* only for SYSn I/F */
  80};
  81
  82struct sh_mobile_lcdc_info {
  83        int clock_source;
  84        struct sh_mobile_lcdc_chan_cfg ch[2];
  85};
  86
  87#endif /* __ASM_SH_MOBILE_LCDC_H__ */
  88