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 /* Geode GX video processor registers */
18 #define GX_DCFG 0x0008
19 # define GX_DCFG_CRT_EN 0x00000001
20 # define GX_DCFG_HSYNC_EN 0x00000002
21 # define GX_DCFG_VSYNC_EN 0x00000004
22 # define GX_DCFG_DAC_BL_EN 0x00000008
23 # define GX_DCFG_CRT_HSYNC_POL 0x00000100
24 # define GX_DCFG_CRT_VSYNC_POL 0x00000200
25 # define GX_DCFG_CRT_SYNC_SKW_MASK 0x0001C000
26 # define GX_DCFG_CRT_SYNC_SKW_DFLT 0x00010000
27 # define GX_DCFG_VG_CK 0x00100000
28 # define GX_DCFG_GV_GAM 0x00200000
29 # define GX_DCFG_DAC_VREF 0x04000000
31 /* Geode GX MISC video configuration */
34 #define GX_MISC_GAM_EN 0x00000001
35 #define GX_MISC_DAC_PWRDN 0x00000400
36 #define GX_MISC_A_PWRDN 0x00000800
38 /* Geode GX flat panel display control registers */
39 #define GX_FP_PM 0x410
40 # define GX_FP_PM_P 0x01000000
42 /* Geode GX clock control MSRs */
44 #define MSR_GLCP_SYS_RSTPLL 0x4c000014
45 # define MSR_GLCP_SYS_RSTPLL_DOTPREDIV2 (0x0000000000000002ull)
46 # define MSR_GLCP_SYS_RSTPLL_DOTPREMULT2 (0x0000000000000004ull)
47 # define MSR_GLCP_SYS_RSTPLL_DOTPOSTDIV3 (0x0000000000000008ull)
49 #define MSR_GLCP_DOTPLL 0x4c000015
50 # define MSR_GLCP_DOTPLL_DOTRESET (0x0000000000000001ull)
51 # define MSR_GLCP_DOTPLL_BYPASS (0x0000000000008000ull)
52 # define MSR_GLCP_DOTPLL_LOCK (0x0000000002000000ull)
54 #endif /* !__VIDEO_GX_H__ */