2 * Geode GX video device
4 * Copyright (C) 2006 Arcom Control Systems Ltd.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 #ifndef __VIDEO_GX_H__
12 #define __VIDEO_GX_H__
14 extern struct geode_vid_ops gx_vid_ops;
16 /* GX Flatpanel control MSR */
17 #define GX_VP_PAD_SELECT_MASK 0x3FFFFFFF
18 #define GX_VP_PAD_SELECT_TFT 0x1FFFFFFF
20 /* Geode GX video processor registers */
22 #define GX_DCFG 0x0008
23 # define GX_DCFG_CRT_EN 0x00000001
24 # define GX_DCFG_HSYNC_EN 0x00000002
25 # define GX_DCFG_VSYNC_EN 0x00000004
26 # define GX_DCFG_DAC_BL_EN 0x00000008
27 # define GX_DCFG_FP_PWR_EN 0x00000040
28 # define GX_DCFG_FP_DATA_EN 0x00000080
29 # define GX_DCFG_CRT_HSYNC_POL 0x00000100
30 # define GX_DCFG_CRT_VSYNC_POL 0x00000200
31 # define GX_DCFG_CRT_SYNC_SKW_MASK 0x0001C000
32 # define GX_DCFG_CRT_SYNC_SKW_DFLT 0x00010000
33 # define GX_DCFG_VG_CK 0x00100000
34 # define GX_DCFG_GV_GAM 0x00200000
35 # define GX_DCFG_DAC_VREF 0x04000000
37 /* Geode GX MISC video configuration */
40 #define GX_MISC_GAM_EN 0x00000001
41 #define GX_MISC_DAC_PWRDN 0x00000400
42 #define GX_MISC_A_PWRDN 0x00000800
44 /* Geode GX flat panel display control registers */
46 #define GX_FP_PT1 0x0400
47 #define GX_FP_PT1_VSIZE_MASK 0x7FF0000
48 #define GX_FP_PT1_VSIZE_SHIFT 16
50 #define GX_FP_PT2 0x408
51 #define GX_FP_PT2_VSP (1 << 23)
52 #define GX_FP_PT2_HSP (1 << 22)
54 #define GX_FP_PM 0x410
55 # define GX_FP_PM_P 0x01000000
57 #define GX_FP_DFC 0x418
59 /* Geode GX clock control MSRs */
61 # define MSR_GLCP_SYS_RSTPLL_DOTPREDIV2 (0x0000000000000002ull)
62 # define MSR_GLCP_SYS_RSTPLL_DOTPREMULT2 (0x0000000000000004ull)
63 # define MSR_GLCP_SYS_RSTPLL_DOTPOSTDIV3 (0x0000000000000008ull)
65 # define MSR_GLCP_DOTPLL_DOTRESET (0x0000000000000001ull)
66 # define MSR_GLCP_DOTPLL_BYPASS (0x0000000000008000ull)
67 # define MSR_GLCP_DOTPLL_LOCK (0x0000000002000000ull)
69 #endif /* !__VIDEO_GX_H__ */