| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 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 | |
| 12 | #ifndef _LINUX_BROADSHEETFB_H_ |
| 13 | #define _LINUX_BROADSHEETFB_H_ |
| 14 | |
| 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 |
| 31 | |
| 32 | /* Broadsheet register interface defines */ |
| 33 | #define BS_REG_REV 0x00 |
| 34 | #define BS_REG_PRC 0x02 |
| 35 | |
| 36 | /* Broadsheet pin interface specific defines */ |
| 37 | #define BS_CS 0x01 |
| 38 | #define BS_DC 0x02 |
| 39 | #define BS_WR 0x03 |
| 40 | |
| 41 | /* Broadsheet IO interface specific defines */ |
| 42 | #define BS_MMIO_CMD 0x01 |
| 43 | #define BS_MMIO_DATA 0x02 |
| 44 | |
| 45 | /* struct used by broadsheet. board specific stuff comes from *board */ |
| 46 | struct broadsheetfb_par { |
| 47 | struct fb_info *info; |
| 48 | struct broadsheet_board *board; |
| 49 | void (*write_reg)(struct broadsheetfb_par *, u16 reg, u16 val); |
| 50 | u16 (*read_reg)(struct broadsheetfb_par *, u16 reg); |
| 51 | wait_queue_head_t waitq; |
| 52 | int panel_index; |
| 53 | struct mutex io_lock; |
| 54 | }; |
| 55 | |
| 56 | /* board specific routines */ |
| 57 | struct 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 |