1 #ifndef __ASM_SH_MOBILE_LCDC_H__
2 #define __ASM_SH_MOBILE_LCDC_H__
3 
4 #include <linux/fb.h>
5 #include <video/sh_mobile_meram.h>
6 
7 enum {
8 	RGB8,   /* 24bpp, 8:8:8 */
9 	RGB9,   /* 18bpp, 9:9 */
10 	RGB12A, /* 24bpp, 12:12 */
11 	RGB12B, /* 12bpp */
12 	RGB16,  /* 16bpp */
13 	RGB18,  /* 18bpp */
14 	RGB24,  /* 24bpp */
15 	YUV422, /* 16bpp */
16 	SYS8A,  /* 24bpp, 8:8:8 */
17 	SYS8B,  /* 18bpp, 8:8:2 */
18 	SYS8C,  /* 18bpp, 2:8:8 */
19 	SYS8D,  /* 16bpp, 8:8 */
20 	SYS9,   /* 18bpp, 9:9 */
21 	SYS12,  /* 24bpp, 12:12 */
22 	SYS16A, /* 16bpp */
23 	SYS16B, /* 18bpp, 16:2 */
24 	SYS16C, /* 18bpp, 2:16 */
25 	SYS18,  /* 18bpp */
26 	SYS24,  /* 24bpp */
27 };
28 
29 enum { LCDC_CHAN_DISABLED = 0,
30        LCDC_CHAN_MAINLCD,
31        LCDC_CHAN_SUBLCD };
32 
33 enum { LCDC_CLK_BUS, LCDC_CLK_PERIPHERAL, LCDC_CLK_EXTERNAL };
34 
35 #define LCDC_FLAGS_DWPOL (1 << 0) /* Rising edge dot clock data latch */
36 #define LCDC_FLAGS_DIPOL (1 << 1) /* Active low display enable polarity */
37 #define LCDC_FLAGS_DAPOL (1 << 2) /* Active low display data polarity */
38 #define LCDC_FLAGS_HSCNT (1 << 3) /* Disable HSYNC during VBLANK */
39 #define LCDC_FLAGS_DWCNT (1 << 4) /* Disable dotclock during blanking */
40 
41 struct sh_mobile_lcdc_sys_bus_cfg {
42 	unsigned long ldmt2r;
43 	unsigned long ldmt3r;
44 	unsigned long deferred_io_msec;
45 };
46 
47 struct sh_mobile_lcdc_sys_bus_ops {
48 	void (*write_index)(void *handle, unsigned long data);
49 	void (*write_data)(void *handle, unsigned long data);
50 	unsigned long (*read_data)(void *handle);
51 };
52 
53 struct module;
54 struct sh_mobile_lcdc_board_cfg {
55 	struct module *owner;
56 	void *board_data;
57 	int (*setup_sys)(void *board_data, void *sys_ops_handle,
58 			 struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
59 	void (*start_transfer)(void *board_data, void *sys_ops_handle,
60 			       struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
61 	void (*display_on)(void *board_data, struct fb_info *info);
62 	void (*display_off)(void *board_data);
63 	int (*set_brightness)(void *board_data, int brightness);
64 	int (*get_brightness)(void *board_data);
65 };
66 
67 struct sh_mobile_lcdc_lcd_size_cfg { /* width and height of panel in mm */
68 	unsigned long width;
69 	unsigned long height;
70 };
71 
72 /* backlight info */
73 struct sh_mobile_lcdc_bl_info {
74 	const char *name;
75 	int max_brightness;
76 };
77 
78 struct sh_mobile_lcdc_chan_cfg {
79 	int chan;
80 	int bpp;
81 	int interface_type; /* selects RGBn or SYSn I/F, see above */
82 	int clock_divider;
83 	unsigned long flags; /* LCDC_FLAGS_... */
84 	const struct fb_videomode *lcd_cfg;
85 	int num_cfg;
86 	struct sh_mobile_lcdc_lcd_size_cfg lcd_size_cfg;
87 	struct sh_mobile_lcdc_board_cfg board_cfg;
88 	struct sh_mobile_lcdc_bl_info bl_info;
89 	struct sh_mobile_lcdc_sys_bus_cfg sys_bus_cfg; /* only for SYSn I/F */
90 	int nonstd;
91 	struct sh_mobile_meram_cfg *meram_cfg;
92 };
93 
94 struct sh_mobile_lcdc_info {
95 	int clock_source;
96 	struct sh_mobile_lcdc_chan_cfg ch[2];
97 	struct sh_mobile_meram_info *meram_dev;
98 };
99 
100 #endif /* __ASM_SH_MOBILE_LCDC_H__ */
101