drivers/gpu/drm/rockchip/rockchip_lvds.h

   1 /*
   2  * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
   3  * Author:
   4  *      Sandy Huang <hjc@rock-chips.com>
   5  *      Mark Yao <mark.yao@rock-chips.com>
   6  *
   7  * This software is licensed under the terms of the GNU General Public
   8  * License version 2, as published by the Free Software Foundation, and
   9  * may be copied, distributed, and modified under those terms.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  */
  16
  17 #ifndef _ROCKCHIP_LVDS_
  18 #define _ROCKCHIP_LVDS_
  19
  20 #define RK3288_LVDS_CH0_REG0                    0x00
  21 #define RK3288_LVDS_CH0_REG0_LVDS_EN            BIT(7)
  22 #define RK3288_LVDS_CH0_REG0_TTL_EN             BIT(6)
  23 #define RK3288_LVDS_CH0_REG0_LANECK_EN          BIT(5)
  24 #define RK3288_LVDS_CH0_REG0_LANE4_EN           BIT(4)
  25 #define RK3288_LVDS_CH0_REG0_LANE3_EN           BIT(3)
  26 #define RK3288_LVDS_CH0_REG0_LANE2_EN           BIT(2)
  27 #define RK3288_LVDS_CH0_REG0_LANE1_EN           BIT(1)
  28 #define RK3288_LVDS_CH0_REG0_LANE0_EN           BIT(0)
  29
  30 #define RK3288_LVDS_CH0_REG1                    0x04
  31 #define RK3288_LVDS_CH0_REG1_LANECK_BIAS        BIT(5)
  32 #define RK3288_LVDS_CH0_REG1_LANE4_BIAS         BIT(4)
  33 #define RK3288_LVDS_CH0_REG1_LANE3_BIAS         BIT(3)
  34 #define RK3288_LVDS_CH0_REG1_LANE2_BIAS         BIT(2)
  35 #define RK3288_LVDS_CH0_REG1_LANE1_BIAS         BIT(1)
  36 #define RK3288_LVDS_CH0_REG1_LANE0_BIAS         BIT(0)
  37
  38 #define RK3288_LVDS_CH0_REG2                    0x08
  39 #define RK3288_LVDS_CH0_REG2_RESERVE_ON         BIT(7)
  40 #define RK3288_LVDS_CH0_REG2_LANECK_LVDS_MODE   BIT(6)
  41 #define RK3288_LVDS_CH0_REG2_LANE4_LVDS_MODE    BIT(5)
  42 #define RK3288_LVDS_CH0_REG2_LANE3_LVDS_MODE    BIT(4)
  43 #define RK3288_LVDS_CH0_REG2_LANE2_LVDS_MODE    BIT(3)
  44 #define RK3288_LVDS_CH0_REG2_LANE1_LVDS_MODE    BIT(2)
  45 #define RK3288_LVDS_CH0_REG2_LANE0_LVDS_MODE    BIT(1)
  46 #define RK3288_LVDS_CH0_REG2_PLL_FBDIV8         BIT(0)
  47
  48 #define RK3288_LVDS_CH0_REG3                    0x0c
  49 #define RK3288_LVDS_CH0_REG3_PLL_FBDIV_MASK     0xff
  50
  51 #define RK3288_LVDS_CH0_REG4                    0x10
  52 #define RK3288_LVDS_CH0_REG4_LANECK_TTL_MODE    BIT(5)
  53 #define RK3288_LVDS_CH0_REG4_LANE4_TTL_MODE     BIT(4)
  54 #define RK3288_LVDS_CH0_REG4_LANE3_TTL_MODE     BIT(3)
  55 #define RK3288_LVDS_CH0_REG4_LANE2_TTL_MODE     BIT(2)
  56 #define RK3288_LVDS_CH0_REG4_LANE1_TTL_MODE     BIT(1)
  57 #define RK3288_LVDS_CH0_REG4_LANE0_TTL_MODE     BIT(0)
  58
  59 #define RK3288_LVDS_CH0_REG5                    0x14
  60 #define RK3288_LVDS_CH0_REG5_LANECK_TTL_DATA    BIT(5)
  61 #define RK3288_LVDS_CH0_REG5_LANE4_TTL_DATA     BIT(4)
  62 #define RK3288_LVDS_CH0_REG5_LANE3_TTL_DATA     BIT(3)
  63 #define RK3288_LVDS_CH0_REG5_LANE2_TTL_DATA     BIT(2)
  64 #define RK3288_LVDS_CH0_REG5_LANE1_TTL_DATA     BIT(1)
  65 #define RK3288_LVDS_CH0_REG5_LANE0_TTL_DATA     BIT(0)
  66
  67 #define RK3288_LVDS_CFG_REGC                    0x30
  68 #define RK3288_LVDS_CFG_REGC_PLL_ENABLE         0x00
  69 #define RK3288_LVDS_CFG_REGC_PLL_DISABLE        0xff
  70
  71 #define RK3288_LVDS_CH0_REGD                    0x34
  72 #define RK3288_LVDS_CH0_REGD_PLL_PREDIV_MASK    0x1f
  73
  74 #define RK3288_LVDS_CH0_REG20                   0x80
  75 #define RK3288_LVDS_CH0_REG20_MSB               0x45
  76 #define RK3288_LVDS_CH0_REG20_LSB               0x44
  77
  78 #define RK3288_LVDS_CFG_REG21                   0x84
  79 #define RK3288_LVDS_CFG_REG21_TX_ENABLE         0x92
  80 #define RK3288_LVDS_CFG_REG21_TX_DISABLE        0x00
  81 #define RK3288_LVDS_CH1_OFFSET                 0x100
  82
  83 /* fbdiv value is split over 2 registers, with bit8 in reg2 */
  84 #define RK3288_LVDS_PLL_FBDIV_REG2(_fbd) \
  85                 (_fbd & BIT(8) ? RK3288_LVDS_CH0_REG2_PLL_FBDIV8 : 0)
  86 #define RK3288_LVDS_PLL_FBDIV_REG3(_fbd) \
  87                 (_fbd & RK3288_LVDS_CH0_REG3_PLL_FBDIV_MASK)
  88 #define RK3288_LVDS_PLL_PREDIV_REGD(_pd) \
  89                 (_pd & RK3288_LVDS_CH0_REGD_PLL_PREDIV_MASK)
  90
  91 #define RK3288_LVDS_SOC_CON6_SEL_VOP_LIT        BIT(3)
  92
  93 #define LVDS_FMT_MASK                           (0x07 << 16)
  94 #define LVDS_MSB                                BIT(3)
  95 #define LVDS_DUAL                               BIT(4)
  96 #define LVDS_FMT_1                              BIT(5)
  97 #define LVDS_TTL_EN                             BIT(6)
  98 #define LVDS_START_PHASE_RST_1                  BIT(7)
  99 #define LVDS_DCLK_INV                           BIT(8)
 100 #define LVDS_CH0_EN                             BIT(11)
 101 #define LVDS_CH1_EN                             BIT(12)
 102 #define LVDS_PWRDN                              BIT(15)
 103
 104 #define LVDS_24BIT                              (0 << 1)
 105 #define LVDS_18BIT                              (1 << 1)
 106 #define LVDS_FORMAT_VESA                        (0 << 0)
 107 #define LVDS_FORMAT_JEIDA                       (1 << 0)
 108
 109 #define LVDS_VESA_24                            0
 110 #define LVDS_JEIDA_24                           1
 111 #define LVDS_VESA_18                            2
 112 #define LVDS_JEIDA_18                           3
 113
 114 #endif /* _ROCKCHIP_LVDS_ */