broadsheetfb.h 2.1 KB

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  1. /*
  2. * broadsheetfb.h - definitions for the broadsheet framebuffer driver
  3. *
  4. * Copyright (C) 2008 by Jaya Kumar
  5. *
  6. * This file is subject to the terms and conditions of the GNU General Public
  7. * License. See the file COPYING in the main directory of this archive for
  8. * more details.
  9. *
  10. */
  11. #ifndef _LINUX_BROADSHEETFB_H_
  12. #define _LINUX_BROADSHEETFB_H_
  13. /* Broadsheet command defines */
  14. #define BS_CMD_INIT_SYS_RUN 0x06
  15. #define BS_CMD_INIT_DSPE_CFG 0x09
  16. #define BS_CMD_INIT_DSPE_TMG 0x0A
  17. #define BS_CMD_INIT_ROTMODE 0x0B
  18. #define BS_CMD_RD_REG 0x10
  19. #define BS_CMD_WR_REG 0x11
  20. #define BS_CMD_LD_IMG 0x20
  21. #define BS_CMD_LD_IMG_AREA 0x22
  22. #define BS_CMD_LD_IMG_END 0x23
  23. #define BS_CMD_WAIT_DSPE_TRG 0x28
  24. #define BS_CMD_WAIT_DSPE_FREND 0x29
  25. #define BS_CMD_RD_WFM_INFO 0x30
  26. #define BS_CMD_UPD_INIT 0x32
  27. #define BS_CMD_UPD_FULL 0x33
  28. #define BS_CMD_UPD_GDRV_CLR 0x37
  29. /* Broadsheet register interface defines */
  30. #define BS_REG_REV 0x00
  31. #define BS_REG_PRC 0x02
  32. /* Broadsheet pin interface specific defines */
  33. #define BS_CS 0x01
  34. #define BS_DC 0x02
  35. #define BS_WR 0x03
  36. /* Broadsheet IO interface specific defines */
  37. #define BS_MMIO_CMD 0x01
  38. #define BS_MMIO_DATA 0x02
  39. /* struct used by broadsheet. board specific stuff comes from *board */
  40. struct broadsheetfb_par {
  41. struct fb_info *info;
  42. struct broadsheet_board *board;
  43. void (*write_reg)(struct broadsheetfb_par *, u16 reg, u16 val);
  44. u16 (*read_reg)(struct broadsheetfb_par *, u16 reg);
  45. wait_queue_head_t waitq;
  46. int panel_index;
  47. struct mutex io_lock;
  48. };
  49. /* board specific routines */
  50. struct broadsheet_board {
  51. struct module *owner;
  52. int (*init)(struct broadsheetfb_par *);
  53. int (*wait_for_rdy)(struct broadsheetfb_par *);
  54. void (*cleanup)(struct broadsheetfb_par *);
  55. int (*get_panel_type)(void);
  56. int (*setup_irq)(struct fb_info *);
  57. /* Functions for boards that use GPIO */
  58. void (*set_ctl)(struct broadsheetfb_par *, unsigned char, u8);
  59. void (*set_hdb)(struct broadsheetfb_par *, u16);
  60. u16 (*get_hdb)(struct broadsheetfb_par *);
  61. /* Functions for boards that have specialized MMIO */
  62. void (*mmio_write)(struct broadsheetfb_par *, int type, u16);
  63. u16 (*mmio_read)(struct broadsheetfb_par *);
  64. };
  65. #endif