1255376Sdes/*
2255376Sdes * broadsheetfb.h - definitions for the broadsheet framebuffer driver
3271947Sdes *
491094Sdes * Copyright (C) 2008 by Jaya Kumar
591094Sdes *
691094Sdes * This file is subject to the terms and conditions of the GNU General Public
791094Sdes * License. See the file COPYING in the main directory of this archive for
891094Sdes * more details.
991094Sdes *
1091094Sdes */
1191094Sdes
12108794Sdes#ifndef _LINUX_BROADSHEETFB_H_
1391094Sdes#define _LINUX_BROADSHEETFB_H_
14117610Sdes
1591094Sdes/* Broadsheet command defines */
1691094Sdes#define BS_CMD_INIT_SYS_RUN	0x06
1791094Sdes#define BS_CMD_INIT_DSPE_CFG	0x09
18236109Sdes#define BS_CMD_INIT_DSPE_TMG	0x0A
1991100Sdes#define BS_CMD_INIT_ROTMODE	0x0B
2091100Sdes#define BS_CMD_RD_REG		0x10
2191100Sdes#define BS_CMD_WR_REG		0x11
2291100Sdes#define BS_CMD_LD_IMG		0x20
23141098Sdes#define BS_CMD_LD_IMG_AREA	0x22
2491100Sdes#define BS_CMD_LD_IMG_END	0x23
2591100Sdes#define BS_CMD_WAIT_DSPE_TRG	0x28
26236109Sdes#define BS_CMD_WAIT_DSPE_FREND	0x29
2791094Sdes#define BS_CMD_RD_WFM_INFO	0x30
2891094Sdes#define BS_CMD_UPD_INIT		0x32
29236109Sdes#define BS_CMD_UPD_FULL		0x33
3091094Sdes#define BS_CMD_UPD_GDRV_CLR	0x37
3191100Sdes
3291100Sdes/* Broadsheet register interface defines */
3391100Sdes#define BS_REG_REV		0x00
3491094Sdes#define BS_REG_PRC		0x02
3591094Sdes
3691100Sdes/* Broadsheet pin interface specific defines */
3791100Sdes#define BS_CS	0x01
3891094Sdes#define BS_DC 	0x02
3991094Sdes#define BS_WR 	0x03
4091094Sdes
4191094Sdes/* Broadsheet IO interface specific defines */
4291094Sdes#define BS_MMIO_CMD	0x01
4391094Sdes#define BS_MMIO_DATA	0x02
4491094Sdes
45236109Sdes/* struct used by broadsheet. board specific stuff comes from *board */
46236109Sdesstruct broadsheetfb_par {
47236109Sdes	struct fb_info *info;
48117610Sdes	struct broadsheet_board *board;
49236109Sdes	void (*write_reg)(struct broadsheetfb_par *, u16 reg, u16 val);
50147466Sdes	u16 (*read_reg)(struct broadsheetfb_par *, u16 reg);
51117610Sdes	wait_queue_head_t waitq;
5291094Sdes	int panel_index;
5391094Sdes	struct mutex io_lock;
54255376Sdes};
55255376Sdes
56255376Sdes/* board specific routines */
57struct broadsheet_board {
58	struct module *owner;
59	int (*init)(struct broadsheetfb_par *);
60	int (*wait_for_rdy)(struct broadsheetfb_par *);
61	void (*cleanup)(struct broadsheetfb_par *);
62	int (*get_panel_type)(void);
63	int (*setup_irq)(struct fb_info *);
64
65	/* Functions for boards that use GPIO */
66	void (*set_ctl)(struct broadsheetfb_par *, unsigned char, u8);
67	void (*set_hdb)(struct broadsheetfb_par *, u16);
68	u16 (*get_hdb)(struct broadsheetfb_par *);
69
70	/* Functions for boards that have specialized MMIO */
71	void (*mmio_write)(struct broadsheetfb_par *, int type, u16);
72	u16 (*mmio_read)(struct broadsheetfb_par *);
73};
74#endif
75