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sh_mobile_lcdc.h
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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 /* Register definitions */
8 #define _LDDCKR 0x410
9 #define LDDCKR_ICKSEL_BUS (0 << 16)
10 #define LDDCKR_ICKSEL_MIPI (1 << 16)
11 #define LDDCKR_ICKSEL_HDMI (2 << 16)
12 #define LDDCKR_ICKSEL_EXT (3 << 16)
13 #define LDDCKR_ICKSEL_MASK (7 << 16)
14 #define LDDCKR_MOSEL (1 << 6)
15 #define _LDDCKSTPR 0x414
16 #define _LDINTR 0x468
17 #define LDINTR_FE (1 << 10)
18 #define LDINTR_VSE (1 << 9)
19 #define LDINTR_VEE (1 << 8)
20 #define LDINTR_FS (1 << 2)
21 #define LDINTR_VSS (1 << 1)
22 #define LDINTR_VES (1 << 0)
23 #define LDINTR_STATUS_MASK (0xff << 0)
24 #define _LDSR 0x46c
25 #define LDSR_MSS (1 << 10)
26 #define LDSR_MRS (1 << 8)
27 #define LDSR_AS (1 << 1)
28 #define _LDCNT1R 0x470
29 #define LDCNT1R_DE (1 << 0)
30 #define _LDCNT2R 0x474
31 #define LDCNT2R_BR (1 << 8)
32 #define LDCNT2R_MD (1 << 3)
33 #define LDCNT2R_SE (1 << 2)
34 #define LDCNT2R_ME (1 << 1)
35 #define LDCNT2R_DO (1 << 0)
36 #define _LDRCNTR 0x478
37 #define LDRCNTR_SRS (1 << 17)
38 #define LDRCNTR_SRC (1 << 16)
39 #define LDRCNTR_MRS (1 << 1)
40 #define LDRCNTR_MRC (1 << 0)
41 #define _LDDDSR 0x47c
42 #define LDDDSR_LS (1 << 2)
43 #define LDDDSR_WS (1 << 1)
44 #define LDDDSR_BS (1 << 0)
45 
46 #define LDMT1R_VPOL (1 << 28)
47 #define LDMT1R_HPOL (1 << 27)
48 #define LDMT1R_DWPOL (1 << 26)
49 #define LDMT1R_DIPOL (1 << 25)
50 #define LDMT1R_DAPOL (1 << 24)
51 #define LDMT1R_HSCNT (1 << 17)
52 #define LDMT1R_DWCNT (1 << 16)
53 #define LDMT1R_IFM (1 << 12)
54 #define LDMT1R_MIFTYP_RGB8 (0x0 << 0)
55 #define LDMT1R_MIFTYP_RGB9 (0x4 << 0)
56 #define LDMT1R_MIFTYP_RGB12A (0x5 << 0)
57 #define LDMT1R_MIFTYP_RGB12B (0x6 << 0)
58 #define LDMT1R_MIFTYP_RGB16 (0x7 << 0)
59 #define LDMT1R_MIFTYP_RGB18 (0xa << 0)
60 #define LDMT1R_MIFTYP_RGB24 (0xb << 0)
61 #define LDMT1R_MIFTYP_YCBCR (0xf << 0)
62 #define LDMT1R_MIFTYP_SYS8A (0x0 << 0)
63 #define LDMT1R_MIFTYP_SYS8B (0x1 << 0)
64 #define LDMT1R_MIFTYP_SYS8C (0x2 << 0)
65 #define LDMT1R_MIFTYP_SYS8D (0x3 << 0)
66 #define LDMT1R_MIFTYP_SYS9 (0x4 << 0)
67 #define LDMT1R_MIFTYP_SYS12 (0x5 << 0)
68 #define LDMT1R_MIFTYP_SYS16A (0x7 << 0)
69 #define LDMT1R_MIFTYP_SYS16B (0x8 << 0)
70 #define LDMT1R_MIFTYP_SYS16C (0x9 << 0)
71 #define LDMT1R_MIFTYP_SYS18 (0xa << 0)
72 #define LDMT1R_MIFTYP_SYS24 (0xb << 0)
73 #define LDMT1R_MIFTYP_MASK (0xf << 0)
74 
75 #define LDDFR_CF1 (1 << 18)
76 #define LDDFR_CF0 (1 << 17)
77 #define LDDFR_CC (1 << 16)
78 #define LDDFR_YF_420 (0 << 8)
79 #define LDDFR_YF_422 (1 << 8)
80 #define LDDFR_YF_444 (2 << 8)
81 #define LDDFR_YF_MASK (3 << 8)
82 #define LDDFR_PKF_ARGB32 (0x00 << 0)
83 #define LDDFR_PKF_RGB16 (0x03 << 0)
84 #define LDDFR_PKF_RGB24 (0x0b << 0)
85 #define LDDFR_PKF_MASK (0x1f << 0)
86 
87 #define LDSM1R_OS (1 << 0)
88 
89 #define LDSM2R_OSTRG (1 << 0)
90 
91 #define LDPMR_LPS (3 << 0)
92 
93 #define _LDDWD0R 0x800
94 #define LDDWDxR_WDACT (1 << 28)
95 #define LDDWDxR_RSW (1 << 24)
96 #define _LDDRDR 0x840
97 #define LDDRDR_RSR (1 << 24)
98 #define LDDRDR_DRD_MASK (0x3ffff << 0)
99 #define _LDDWAR 0x900
100 #define LDDWAR_WA (1 << 0)
101 #define _LDDRAR 0x904
102 #define LDDRAR_RA (1 << 0)
103 
104 enum {
105  RGB8 = LDMT1R_MIFTYP_RGB8, /* 24bpp, 8:8:8 */
106  RGB9 = LDMT1R_MIFTYP_RGB9, /* 18bpp, 9:9 */
107  RGB12A = LDMT1R_MIFTYP_RGB12A, /* 24bpp, 12:12 */
108  RGB12B = LDMT1R_MIFTYP_RGB12B, /* 12bpp */
109  RGB16 = LDMT1R_MIFTYP_RGB16, /* 16bpp */
110  RGB18 = LDMT1R_MIFTYP_RGB18, /* 18bpp */
111  RGB24 = LDMT1R_MIFTYP_RGB24, /* 24bpp */
112  YUV422 = LDMT1R_MIFTYP_YCBCR, /* 16bpp */
113  SYS8A = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8A, /* 24bpp, 8:8:8 */
114  SYS8B = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8B, /* 18bpp, 8:8:2 */
115  SYS8C = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8C, /* 18bpp, 2:8:8 */
116  SYS8D = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8D, /* 16bpp, 8:8 */
117  SYS9 = LDMT1R_IFM | LDMT1R_MIFTYP_SYS9, /* 18bpp, 9:9 */
118  SYS12 = LDMT1R_IFM | LDMT1R_MIFTYP_SYS12, /* 24bpp, 12:12 */
119  SYS16A = LDMT1R_IFM | LDMT1R_MIFTYP_SYS16A, /* 16bpp */
120  SYS16B = LDMT1R_IFM | LDMT1R_MIFTYP_SYS16B, /* 18bpp, 16:2 */
121  SYS16C = LDMT1R_IFM | LDMT1R_MIFTYP_SYS16C, /* 18bpp, 2:16 */
122  SYS18 = LDMT1R_IFM | LDMT1R_MIFTYP_SYS18, /* 18bpp */
123  SYS24 = LDMT1R_IFM | LDMT1R_MIFTYP_SYS24, /* 24bpp */
124 };
125 
126 enum { LCDC_CHAN_DISABLED = 0,
127  LCDC_CHAN_MAINLCD,
128  LCDC_CHAN_SUBLCD };
129 
130 enum { LCDC_CLK_BUS, LCDC_CLK_PERIPHERAL, LCDC_CLK_EXTERNAL };
131 
132 #define LCDC_FLAGS_DWPOL (1 << 0) /* Rising edge dot clock data latch */
133 #define LCDC_FLAGS_DIPOL (1 << 1) /* Active low display enable polarity */
134 #define LCDC_FLAGS_DAPOL (1 << 2) /* Active low display data polarity */
135 #define LCDC_FLAGS_HSCNT (1 << 3) /* Disable HSYNC during VBLANK */
136 #define LCDC_FLAGS_DWCNT (1 << 4) /* Disable dotclock during blanking */
137 
138 struct sh_mobile_lcdc_sys_bus_cfg {
139  unsigned long ldmt2r;
140  unsigned long ldmt3r;
141  unsigned long deferred_io_msec;
142 };
143 
144 struct sh_mobile_lcdc_sys_bus_ops {
145  void (*write_index)(void *handle, unsigned long data);
146  void (*write_data)(void *handle, unsigned long data);
147  unsigned long (*read_data)(void *handle);
148 };
149 
150 struct sh_mobile_lcdc_panel_cfg {
151  unsigned long width; /* Panel width in mm */
152  unsigned long height; /* Panel height in mm */
153  int (*setup_sys)(void *sys_ops_handle,
154  struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
155  void (*start_transfer)(void *sys_ops_handle,
156  struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
157  void (*display_on)(void);
158  void (*display_off)(void);
159 };
160 
161 /* backlight info */
162 struct sh_mobile_lcdc_bl_info {
163  const char *name;
164  int max_brightness;
165  int (*set_brightness)(int brightness);
166  int (*get_brightness)(void);
167 };
168 
169 struct sh_mobile_lcdc_overlay_cfg {
170  int fourcc;
171  unsigned int max_xres;
172  unsigned int max_yres;
173 };
174 
175 struct sh_mobile_lcdc_chan_cfg {
176  int chan;
177  int fourcc;
178  int colorspace;
179  int interface_type; /* selects RGBn or SYSn I/F, see above */
180  int clock_divider;
181  unsigned long flags; /* LCDC_FLAGS_... */
182  const struct fb_videomode *lcd_modes;
183  int num_modes;
184  struct sh_mobile_lcdc_panel_cfg panel_cfg;
185  struct sh_mobile_lcdc_bl_info bl_info;
186  struct sh_mobile_lcdc_sys_bus_cfg sys_bus_cfg; /* only for SYSn I/F */
187  const struct sh_mobile_meram_cfg *meram_cfg;
188 
189  struct platform_device *tx_dev; /* HDMI/DSI transmitter device */
190 };
191 
192 struct sh_mobile_lcdc_info {
193  int clock_source;
194  struct sh_mobile_lcdc_chan_cfg ch[2];
195  struct sh_mobile_lcdc_overlay_cfg overlays[4];
196  struct sh_mobile_meram_info *meram_dev;
197 };
198 
199 #endif /* __ASM_SH_MOBILE_LCDC_H__ */
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