drivers/video/s3c2410fb.h

   1 /*
   2  * linux/drivers/video/s3c2410fb.h
   3  * Copyright (c) Arnaud Patard
   4  *
   5  * This file is subject to the terms and conditions of the GNU General Public
   6  * License.  See the file COPYING in the main directory of this archive for
   7  * more details.
   8  *
   9  *          S3C2410 LCD Controller Frame Buffer Driver
  10  *          based on skeletonfb.c, sa1100fb.h
  11  *
  12  * ChangeLog
  13  *
  14  * 2004-12-04: Arnaud Patard <arnaud.patard@rtp-net.org>
  15  *      - Moved dprintk to s3c2410fb.c
  16  *
  17  * 2004-09-07: Arnaud Patard <arnaud.patard@rtp-net.org>
  18  *      - Renamed from h1940fb.h to s3c2410fb.h
  19  *      - Chenged h1940 to s3c2410
  20  *
  21  * 2004-07-15: Arnaud Patard <arnaud.patard@rtp-net.org>
  22  *      - First version
  23  */
  24
  25 #ifndef __S3C2410FB_H
  26 #define __S3C2410FB_H
  27
  28 struct s3c2410fb_info {
  29         struct fb_info          *fb;
  30         struct device           *dev;
  31         struct clk              *clk;
  32
  33         struct s3c2410fb_mach_info *mach_info;
  34
  35         /* raw memory addresses */
  36         dma_addr_t              map_dma;        /* physical */
  37         u_char *                map_cpu;        /* virtual */
  38         u_int                   map_size;
  39
  40         struct s3c2410fb_hw     regs;
  41
  42         /* addresses of pieces placed in raw buffer */
  43         u_char *                screen_cpu;     /* virtual address of buffer */
  44         dma_addr_t              screen_dma;     /* physical address of buffer */
  45         unsigned int            palette_ready;
  46
  47         /* keep these registers in case we need to re-write palette */
  48         u32                     palette_buffer[256];
  49         u32                     pseudo_pal[16];
  50 };
  51
  52 #define PALETTE_BUFF_CLEAR (0x80000000) /* entry is clear/invalid */
  53
  54 int s3c2410fb_init(void);
  55
  56 #endif