drivers/video/geode/video_gx.h

   1 /*
   2  * Geode GX video device
   3  *
   4  * Copyright (C) 2006 Arcom Control Systems Ltd.
   5  *
   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.
  10  */
  11 #ifndef __VIDEO_GX_H__
  12 #define __VIDEO_GX_H__
  13
  14 extern struct geode_vid_ops gx_vid_ops;
  15
  16 /* GX Flatpanel control MSR */
  17 #define GX_VP_MSR_PAD_SELECT           0xC0002011
  18 #define GX_VP_PAD_SELECT_MASK          0x3FFFFFFF
  19 #define GX_VP_PAD_SELECT_TFT           0x1FFFFFFF
  20
  21 /* Geode GX video processor registers */
  22
  23 #define GX_DCFG         0x0008
  24 #  define GX_DCFG_CRT_EN                0x00000001
  25 #  define GX_DCFG_HSYNC_EN              0x00000002
  26 #  define GX_DCFG_VSYNC_EN              0x00000004
  27 #  define GX_DCFG_DAC_BL_EN             0x00000008
  28 #  define GX_DCFG_CRT_HSYNC_POL         0x00000100
  29 #  define GX_DCFG_CRT_VSYNC_POL         0x00000200
  30 #  define GX_DCFG_CRT_SYNC_SKW_MASK     0x0001C000
  31 #  define GX_DCFG_CRT_SYNC_SKW_DFLT     0x00010000
  32 #  define GX_DCFG_VG_CK                 0x00100000
  33 #  define GX_DCFG_GV_GAM                0x00200000
  34 #  define GX_DCFG_DAC_VREF              0x04000000
  35
  36 /* Geode GX MISC video configuration */
  37
  38 #define GX_MISC 0x50
  39 #define GX_MISC_GAM_EN     0x00000001
  40 #define GX_MISC_DAC_PWRDN  0x00000400
  41 #define GX_MISC_A_PWRDN    0x00000800
  42
  43 /* Geode GX flat panel display control registers */
  44
  45 #define GX_FP_PT1 0x0400
  46 #define GX_FP_PT1_VSIZE_MASK 0x7FF0000
  47 #define GX_FP_PT1_VSIZE_SHIFT 16
  48
  49 #define GX_FP_PT2 0x408
  50 #define GX_FP_PT2_VSP (1 << 23)
  51 #define GX_FP_PT2_HSP (1 << 22)
  52
  53 #define GX_FP_PM 0x410
  54 #  define GX_FP_PM_P 0x01000000
  55
  56 #define GX_FP_DFC 0x418
  57
  58 /* Geode GX clock control MSRs */
  59
  60 #define MSR_GLCP_SYS_RSTPLL     0x4c000014
  61 #  define MSR_GLCP_SYS_RSTPLL_DOTPREDIV2        (0x0000000000000002ull)
  62 #  define MSR_GLCP_SYS_RSTPLL_DOTPREMULT2       (0x0000000000000004ull)
  63 #  define MSR_GLCP_SYS_RSTPLL_DOTPOSTDIV3       (0x0000000000000008ull)
  64
  65 #define MSR_GLCP_DOTPLL         0x4c000015
  66 #  define MSR_GLCP_DOTPLL_DOTRESET              (0x0000000000000001ull)
  67 #  define MSR_GLCP_DOTPLL_BYPASS                (0x0000000000008000ull)
  68 #  define MSR_GLCP_DOTPLL_LOCK                  (0x0000000002000000ull)
  69
  70 #endif /* !__VIDEO_GX_H__ */