xref: /linux/drivers/video/fbdev/wm8505fb_regs.h (revision 3d0fe49454652117522f60bfbefb978ba0e5300b)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  *  GOVR registers list for WM8505 chips
4  *
5  *  Copyright (C) 2010 Ed Spiridonov <edo.rus@gmail.com>
6  *   Based on VIA/WonderMedia wm8510-govrh-reg.h
7  *   http://github.com/projectgus/kernel_wm8505/blob/wm8505_2.6.29/
8  *         drivers/video/wmt/register/wm8510/wm8510-govrh-reg.h
9  */
10 
11 #ifndef _WM8505FB_REGS_H
12 #define _WM8505FB_REGS_H
13 
14 /*
15  * Color space select register, default value 0x1c
16  *   BIT0 GOVRH_DVO_YUV2RGB_ENABLE
17  *   BIT1 GOVRH_VGA_YUV2RGB_ENABLE
18  *   BIT2 GOVRH_RGB_MODE
19  *   BIT3 GOVRH_DAC_CLKINV
20  *   BIT4 GOVRH_BLANK_ZERO
21  */
22 #define WMT_GOVR_COLORSPACE	0x1e4
23 /*
24  * Another colorspace select register, default value 1
25  *   BIT0 GOVRH_DVO_RGB
26  *   BIT1 GOVRH_DVO_YUV422
27  */
28 #define WMT_GOVR_COLORSPACE1	 0x30
29 
30 #define WMT_GOVR_CONTRAST	0x1b8
31 #define WMT_GOVR_BRGHTNESS	0x1bc /* incompatible with RGB? */
32 
33 /* Framubeffer address */
34 #define WMT_GOVR_FBADDR		 0x90
35 #define WMT_GOVR_FBADDR1	 0x94 /* UV offset in YUV mode */
36 
37 /* Offset of visible window */
38 #define WMT_GOVR_XPAN		 0xa4
39 #define WMT_GOVR_YPAN		 0xa0
40 
41 #define WMT_GOVR_XRES		 0x98
42 #define WMT_GOVR_XRES_VIRTUAL	 0x9c
43 
44 #define WMT_GOVR_MIF_ENABLE	 0x80
45 #define WMT_GOVR_FHI		 0xa8
46 #define WMT_GOVR_REG_UPDATE	 0xe4
47 
48 /*
49  *   BIT0 GOVRH_DVO_OUTWIDTH
50  *   BIT1 GOVRH_DVO_SYNC_POLAR
51  *   BIT2 GOVRH_DVO_ENABLE
52  */
53 #define WMT_GOVR_DVO_SET	0x148
54 
55 /* Timing generator? */
56 #define WMT_GOVR_TG		0x100
57 
58 /* Timings */
59 #define WMT_GOVR_TIMING_H_ALL	0x108
60 #define WMT_GOVR_TIMING_V_ALL	0x10c
61 #define WMT_GOVR_TIMING_V_START	0x110
62 #define WMT_GOVR_TIMING_V_END	0x114
63 #define WMT_GOVR_TIMING_H_START	0x118
64 #define WMT_GOVR_TIMING_H_END	0x11c
65 #define WMT_GOVR_TIMING_V_SYNC	0x128
66 #define WMT_GOVR_TIMING_H_SYNC	0x12c
67 
68 #endif /* _WM8505FB_REGS_H */
69