LXR linux/drivers/video/backlight/ltv350qv.h

   1/*
   2 * Register definitions for Samsung LTV350QV Quarter VGA LCD Panel
   3 *
   4 * Copyright (C) 2006, 2007 Atmel Corporation
   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 version 2 as
   8 * published by the Free Software Foundation.
   9 */
  10#ifndef __LTV350QV_H
  11#define __LTV350QV_H
  12
  13#define LTV_OPC_INDEX   0x74
  14#define LTV_OPC_DATA    0x76
  15
  16#define LTV_ID          0x00            /* ID Read */
  17#define LTV_IFCTL       0x01            /* Display Interface Control */
  18#define LTV_DATACTL     0x02            /* Display Data Control */
  19#define LTV_ENTRY_MODE  0x03            /* Entry Mode */
  20#define LTV_GATECTL1    0x04            /* Gate Control 1 */
  21#define LTV_GATECTL2    0x05            /* Gate Control 2 */
  22#define LTV_VBP         0x06            /* Vertical Back Porch */
  23#define LTV_HBP         0x07            /* Horizontal Back Porch */
  24#define LTV_SOTCTL      0x08            /* Source Output Timing Control */
  25#define LTV_PWRCTL1     0x09            /* Power Control 1 */
  26#define LTV_PWRCTL2     0x0a            /* Power Control 2 */
  27#define LTV_GAMMA(x)    (0x10 + (x))    /* Gamma control */
  28
  29/* Bit definitions for LTV_IFCTL */
  30#define LTV_IM                  (1 << 15)
  31#define LTV_NMD                 (1 << 14)
  32#define LTV_SSMD                (1 << 13)
  33#define LTV_REV                 (1 <<  7)
  34#define LTV_NL(x)               (((x) & 0x001f) << 0)
  35
  36/* Bit definitions for LTV_DATACTL */
  37#define LTV_DS_SAME             (0 << 12)
  38#define LTV_DS_D_TO_S           (1 << 12)
  39#define LTV_DS_S_TO_D           (2 << 12)
  40#define LTV_CHS_384             (0 <<  9)
  41#define LTV_CHS_480             (1 <<  9)
  42#define LTV_CHS_492             (2 <<  9)
  43#define LTV_DF_RGB              (0 <<  6)
  44#define LTV_DF_RGBX             (1 <<  6)
  45#define LTV_DF_XRGB             (2 <<  6)
  46#define LTV_RGB_RGB             (0 <<  2)
  47#define LTV_RGB_BGR             (1 <<  2)
  48#define LTV_RGB_GRB             (2 <<  2)
  49#define LTV_RGB_RBG             (3 <<  2)
  50
  51/* Bit definitions for LTV_ENTRY_MODE */
  52#define LTV_VSPL_ACTIVE_LOW     (0 << 15)
  53#define LTV_VSPL_ACTIVE_HIGH    (1 << 15)
  54#define LTV_HSPL_ACTIVE_LOW     (0 << 14)
  55#define LTV_HSPL_ACTIVE_HIGH    (1 << 14)
  56#define LTV_DPL_SAMPLE_RISING   (0 << 13)
  57#define LTV_DPL_SAMPLE_FALLING  (1 << 13)
  58#define LTV_EPL_ACTIVE_LOW      (0 << 12)
  59#define LTV_EPL_ACTIVE_HIGH     (1 << 12)
  60#define LTV_SS_LEFT_TO_RIGHT    (0 <<  8)
  61#define LTV_SS_RIGHT_TO_LEFT    (1 <<  8)
  62#define LTV_STB                 (1 <<  1)
  63
  64/* Bit definitions for LTV_GATECTL1 */
  65#define LTV_CLW(x)              (((x) & 0x0007) << 12)
  66#define LTV_GAON                (1 <<  5)
  67#define LTV_SDR                 (1 <<  3)
  68
  69/* Bit definitions for LTV_GATECTL2 */
  70#define LTV_NW_INV_FRAME        (0 << 14)
  71#define LTV_NW_INV_1LINE        (1 << 14)
  72#define LTV_NW_INV_2LINE        (2 << 14)
  73#define LTV_DSC                 (1 << 12)
  74#define LTV_GIF                 (1 <<  8)
  75#define LTV_FHN                 (1 <<  7)
  76#define LTV_FTI(x)              (((x) & 0x0003) << 4)
  77#define LTV_FWI(x)              (((x) & 0x0003) << 0)
  78
  79/* Bit definitions for LTV_SOTCTL */
  80#define LTV_SDT(x)              (((x) & 0x0007) << 10)
  81#define LTV_EQ(x)               (((x) & 0x0007) <<  2)
  82
  83/* Bit definitions for LTV_PWRCTL1 */
  84#define LTV_VCOM_DISABLE        (1 << 14)
  85#define LTV_VCOMOUT_ENABLE      (1 << 11)
  86#define LTV_POWER_ON            (1 <<  9)
  87#define LTV_DRIVE_CURRENT(x)    (((x) & 0x0007) << 4)   /* 0=off, 5=max */
  88#define LTV_SUPPLY_CURRENT(x)   (((x) & 0x0007) << 0)   /* 0=off, 5=max */
  89
  90/* Bit definitions for LTV_PWRCTL2 */
  91#define LTV_VCOML_ENABLE        (1 << 13)
  92#define LTV_VCOML_VOLTAGE(x)    (((x) & 0x001f) << 8)   /* 0=1V, 31=-1V */
  93#define LTV_VCOMH_VOLTAGE(x)    (((x) & 0x001f) << 0)   /* 0=3V, 31=4.5V */
  94
  95#endif /* __LTV350QV_H */
  96