Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2)  * broadsheetfb.h - definitions for the broadsheet framebuffer driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  * Copyright (C) 2008 by Jaya Kumar
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6)  * This file is subject to the terms and conditions of the GNU General Public
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7)  * License. See the file COPYING in the main directory of this archive for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8)  * more details.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #ifndef _LINUX_BROADSHEETFB_H_
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #define _LINUX_BROADSHEETFB_H_
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) /* Broadsheet command defines */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #define BS_CMD_INIT_SYS_RUN	0x06
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #define BS_CMD_INIT_DSPE_CFG	0x09
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #define BS_CMD_INIT_DSPE_TMG	0x0A
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #define BS_CMD_INIT_ROTMODE	0x0B
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #define BS_CMD_RD_REG		0x10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #define BS_CMD_WR_REG		0x11
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #define BS_CMD_LD_IMG		0x20
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #define BS_CMD_LD_IMG_AREA	0x22
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #define BS_CMD_LD_IMG_END	0x23
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #define BS_CMD_WAIT_DSPE_TRG	0x28
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #define BS_CMD_WAIT_DSPE_FREND	0x29
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #define BS_CMD_RD_WFM_INFO	0x30
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #define BS_CMD_UPD_INIT		0x32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #define BS_CMD_UPD_FULL		0x33
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #define BS_CMD_UPD_GDRV_CLR	0x37
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) /* Broadsheet register interface defines */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #define BS_REG_REV		0x00
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #define BS_REG_PRC		0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) /* Broadsheet pin interface specific defines */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #define BS_CS	0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #define BS_DC 	0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #define BS_WR 	0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) /* Broadsheet IO interface specific defines */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #define BS_MMIO_CMD	0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) #define BS_MMIO_DATA	0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) /* struct used by broadsheet. board specific stuff comes from *board */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) struct broadsheetfb_par {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 	struct fb_info *info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) 	struct broadsheet_board *board;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 	void (*write_reg)(struct broadsheetfb_par *, u16 reg, u16 val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 	u16 (*read_reg)(struct broadsheetfb_par *, u16 reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 	wait_queue_head_t waitq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 	int panel_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) 	struct mutex io_lock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) /* board specific routines */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) struct broadsheet_board {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 	struct module *owner;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) 	int (*init)(struct broadsheetfb_par *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 	int (*wait_for_rdy)(struct broadsheetfb_par *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) 	void (*cleanup)(struct broadsheetfb_par *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) 	int (*get_panel_type)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) 	int (*setup_irq)(struct fb_info *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) 	/* Functions for boards that use GPIO */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) 	void (*set_ctl)(struct broadsheetfb_par *, unsigned char, u8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) 	void (*set_hdb)(struct broadsheetfb_par *, u16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) 	u16 (*get_hdb)(struct broadsheetfb_par *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) 	/* Functions for boards that have specialized MMIO */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) 	void (*mmio_write)(struct broadsheetfb_par *, int type, u16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) 	u16 (*mmio_read)(struct broadsheetfb_par *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) #endif