xref: /linux/include/video/sh_mobile_lcdc.h (revision 1430e006a36da5401ad4420711b5a702ba17afa8)
1225c9a8dSPaul Mundt #ifndef __ASM_SH_MOBILE_LCDC_H__
2225c9a8dSPaul Mundt #define __ASM_SH_MOBILE_LCDC_H__
3225c9a8dSPaul Mundt 
4225c9a8dSPaul Mundt #include <linux/fb.h>
5225c9a8dSPaul Mundt 
6*1430e006SGuennadi Liakhovetski enum {
7*1430e006SGuennadi Liakhovetski 	RGB8,   /* 24bpp, 8:8:8 */
8225c9a8dSPaul Mundt 	RGB9,   /* 18bpp, 9:9 */
9225c9a8dSPaul Mundt 	RGB12A, /* 24bpp, 12:12 */
10225c9a8dSPaul Mundt 	RGB12B, /* 12bpp */
11225c9a8dSPaul Mundt 	RGB16,  /* 16bpp */
12225c9a8dSPaul Mundt 	RGB18,  /* 18bpp */
13225c9a8dSPaul Mundt 	RGB24,  /* 24bpp */
14*1430e006SGuennadi Liakhovetski 	YUV422, /* 16bpp */
15225c9a8dSPaul Mundt 	SYS8A,  /* 24bpp, 8:8:8 */
16225c9a8dSPaul Mundt 	SYS8B,  /* 18bpp, 8:8:2 */
17225c9a8dSPaul Mundt 	SYS8C,  /* 18bpp, 2:8:8 */
18225c9a8dSPaul Mundt 	SYS8D,  /* 16bpp, 8:8 */
19225c9a8dSPaul Mundt 	SYS9,   /* 18bpp, 9:9 */
20225c9a8dSPaul Mundt 	SYS12,  /* 24bpp, 12:12 */
21225c9a8dSPaul Mundt 	SYS16A, /* 16bpp */
22225c9a8dSPaul Mundt 	SYS16B, /* 18bpp, 16:2 */
23225c9a8dSPaul Mundt 	SYS16C, /* 18bpp, 2:16 */
24225c9a8dSPaul Mundt 	SYS18,  /* 18bpp */
25*1430e006SGuennadi Liakhovetski 	SYS24,  /* 24bpp */
26*1430e006SGuennadi Liakhovetski };
27225c9a8dSPaul Mundt 
28225c9a8dSPaul Mundt enum { LCDC_CHAN_DISABLED = 0,
29225c9a8dSPaul Mundt        LCDC_CHAN_MAINLCD,
30225c9a8dSPaul Mundt        LCDC_CHAN_SUBLCD };
31225c9a8dSPaul Mundt 
32225c9a8dSPaul Mundt enum { LCDC_CLK_BUS, LCDC_CLK_PERIPHERAL, LCDC_CLK_EXTERNAL };
33225c9a8dSPaul Mundt 
34f400f510SMagnus Damm #define LCDC_FLAGS_DWPOL (1 << 0) /* Rising edge dot clock data latch */
35f400f510SMagnus Damm #define LCDC_FLAGS_DIPOL (1 << 1) /* Active low display enable polarity */
36f400f510SMagnus Damm #define LCDC_FLAGS_DAPOL (1 << 2) /* Active low display data polarity */
37f400f510SMagnus Damm #define LCDC_FLAGS_HSCNT (1 << 3) /* Disable HSYNC during VBLANK */
38f400f510SMagnus Damm #define LCDC_FLAGS_DWCNT (1 << 4) /* Disable dotclock during blanking */
39f400f510SMagnus Damm 
4040331b21SPhil Edworthy #define FBIO_WAITFORVSYNC _IOW('F', 0x20, __u32)
4140331b21SPhil Edworthy 
42225c9a8dSPaul Mundt struct sh_mobile_lcdc_sys_bus_cfg {
43225c9a8dSPaul Mundt 	unsigned long ldmt2r;
44225c9a8dSPaul Mundt 	unsigned long ldmt3r;
458564557aSMagnus Damm 	unsigned long deferred_io_msec;
46225c9a8dSPaul Mundt };
47225c9a8dSPaul Mundt 
48225c9a8dSPaul Mundt struct sh_mobile_lcdc_sys_bus_ops {
49225c9a8dSPaul Mundt 	void (*write_index)(void *handle, unsigned long data);
50225c9a8dSPaul Mundt 	void (*write_data)(void *handle, unsigned long data);
51225c9a8dSPaul Mundt 	unsigned long (*read_data)(void *handle);
52225c9a8dSPaul Mundt };
53225c9a8dSPaul Mundt 
54225c9a8dSPaul Mundt struct sh_mobile_lcdc_board_cfg {
55225c9a8dSPaul Mundt 	void *board_data;
56225c9a8dSPaul Mundt 	int (*setup_sys)(void *board_data, void *sys_ops_handle,
57225c9a8dSPaul Mundt 			 struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
58ef61aae4SMagnus Damm 	void (*start_transfer)(void *board_data, void *sys_ops_handle,
59ef61aae4SMagnus Damm 			       struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
60225c9a8dSPaul Mundt 	void (*display_on)(void *board_data);
61225c9a8dSPaul Mundt 	void (*display_off)(void *board_data);
62225c9a8dSPaul Mundt };
63225c9a8dSPaul Mundt 
64225c9a8dSPaul Mundt struct sh_mobile_lcdc_lcd_size_cfg { /* width and height of panel in mm */
65225c9a8dSPaul Mundt 	unsigned long width;
66225c9a8dSPaul Mundt 	unsigned long height;
67225c9a8dSPaul Mundt };
68225c9a8dSPaul Mundt 
69225c9a8dSPaul Mundt struct sh_mobile_lcdc_chan_cfg {
70225c9a8dSPaul Mundt 	int chan;
71225c9a8dSPaul Mundt 	int bpp;
72225c9a8dSPaul Mundt 	int interface_type; /* selects RGBn or SYSn I/F, see above */
73225c9a8dSPaul Mundt 	int clock_divider;
74f400f510SMagnus Damm 	unsigned long flags; /* LCDC_FLAGS_... */
75225c9a8dSPaul Mundt 	struct fb_videomode lcd_cfg;
76225c9a8dSPaul Mundt 	struct sh_mobile_lcdc_lcd_size_cfg lcd_size_cfg;
77225c9a8dSPaul Mundt 	struct sh_mobile_lcdc_board_cfg board_cfg;
78225c9a8dSPaul Mundt 	struct sh_mobile_lcdc_sys_bus_cfg sys_bus_cfg; /* only for SYSn I/F */
79225c9a8dSPaul Mundt };
80225c9a8dSPaul Mundt 
81225c9a8dSPaul Mundt struct sh_mobile_lcdc_info {
82225c9a8dSPaul Mundt 	int clock_source;
83225c9a8dSPaul Mundt 	struct sh_mobile_lcdc_chan_cfg ch[2];
84225c9a8dSPaul Mundt };
85225c9a8dSPaul Mundt 
86225c9a8dSPaul Mundt #endif /* __ASM_SH_MOBILE_LCDC_H__ */
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