2 * broadsheetfb.h - definitions for the broadsheet framebuffer driver
4 * Copyright (C) 2008 by Jaya Kumar
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
12 #ifndef _LINUX_BROADSHEETFB_H_
13 #define _LINUX_BROADSHEETFB_H_
15 /* Broadsheet command defines */
16 #define BS_CMD_INIT_SYS_RUN 0x06
17 #define BS_CMD_INIT_DSPE_CFG 0x09
18 #define BS_CMD_INIT_DSPE_TMG 0x0A
19 #define BS_CMD_INIT_ROTMODE 0x0B
20 #define BS_CMD_RD_REG 0x10
21 #define BS_CMD_WR_REG 0x11
22 #define BS_CMD_LD_IMG 0x20
23 #define BS_CMD_LD_IMG_AREA 0x22
24 #define BS_CMD_LD_IMG_END 0x23
25 #define BS_CMD_WAIT_DSPE_TRG 0x28
26 #define BS_CMD_WAIT_DSPE_FREND 0x29
27 #define BS_CMD_RD_WFM_INFO 0x30
28 #define BS_CMD_UPD_INIT 0x32
29 #define BS_CMD_UPD_FULL 0x33
30 #define BS_CMD_UPD_GDRV_CLR 0x37
32 /* Broadsheet pin interface specific defines */
37 /* Broadsheet IO interface specific defines */
38 #define BS_MMIO_CMD 0x01
39 #define BS_MMIO_DATA 0x02
41 /* struct used by broadsheet. board specific stuff comes from *board */
42 struct broadsheetfb_par {
44 struct broadsheet_board *board;
45 void (*write_reg)(struct broadsheetfb_par *, u16 reg, u16 val);
46 u16 (*read_reg)(struct broadsheetfb_par *, u16 reg);
47 wait_queue_head_t waitq;
51 /* board specific routines */
52 struct broadsheet_board {
54 int (*init)(struct broadsheetfb_par *);
55 int (*wait_for_rdy)(struct broadsheetfb_par *);
56 void (*cleanup)(struct broadsheetfb_par *);
57 int (*get_panel_type)(void);
58 int (*setup_irq)(struct fb_info *);
60 /* Functions for boards that use GPIO */
61 void (*set_ctl)(struct broadsheetfb_par *, unsigned char, u8);
62 void (*set_hdb)(struct broadsheetfb_par *, u16);
63 u16 (*get_hdb)(struct broadsheetfb_par *);
65 /* Functions for boards that have specialized MMIO */
66 void (*mmio_write)(struct broadsheetfb_par *, int type, u16);
67 u16 (*mmio_read)(struct broadsheetfb_par *);