drivers/gpu/drm/i915/display/intel_cx0_phy_regs.h

   1 /* SPDX-License-Identifier: MIT
   2  *
   3  * Copyright © 2023 Intel Corporation
   4  */
   5
   6 #ifndef __INTEL_CX0_PHY_REGS_H__
   7 #define __INTEL_CX0_PHY_REGS_H__
   8
   9 #include "i915_reg_defs.h"
  10
  11 #define _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_A               0x64040
  12 #define _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_B               0x64140
  13 #define _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC1           0x16F240
  14 #define _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC2           0x16F440
  15 #define XELPDP_PORT_M2P_MSGBUS_CTL(port, lane)          _MMIO(_PICK_EVEN_2RANGES(port, PORT_TC1, \
  16                                                                                  _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_A, \
  17                                                                                  _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_B, \
  18                                                                                  _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC1, \
  19                                                                                  _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC2) + (lane) * 4)
  20 #define   XELPDP_PORT_M2P_TRANSACTION_PENDING           REG_BIT(31)
  21 #define   XELPDP_PORT_M2P_COMMAND_TYPE_MASK             REG_GENMASK(30, 27)
  22 #define   XELPDP_PORT_M2P_COMMAND_WRITE_UNCOMMITTED     REG_FIELD_PREP(XELPDP_PORT_M2P_COMMAND_TYPE_MASK, 0x1)
  23 #define   XELPDP_PORT_M2P_COMMAND_WRITE_COMMITTED       REG_FIELD_PREP(XELPDP_PORT_M2P_COMMAND_TYPE_MASK, 0x2)
  24 #define   XELPDP_PORT_M2P_COMMAND_READ                  REG_FIELD_PREP(XELPDP_PORT_M2P_COMMAND_TYPE_MASK, 0x3)
  25 #define   XELPDP_PORT_M2P_DATA_MASK                     REG_GENMASK(23, 16)
  26 #define   XELPDP_PORT_M2P_DATA(val)                     REG_FIELD_PREP(XELPDP_PORT_M2P_DATA_MASK, val)
  27 #define   XELPDP_PORT_M2P_TRANSACTION_RESET             REG_BIT(15)
  28 #define   XELPDP_PORT_M2P_ADDRESS_MASK                  REG_GENMASK(11, 0)
  29 #define   XELPDP_PORT_M2P_ADDRESS(val)                  REG_FIELD_PREP(XELPDP_PORT_M2P_ADDRESS_MASK, val)
  30 #define XELPDP_PORT_P2M_MSGBUS_STATUS(port, lane)       _MMIO(_PICK_EVEN_2RANGES(port, PORT_TC1, \
  31                                                                                  _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_A, \
  32                                                                                  _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_B, \
  33                                                                                  _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC1, \
  34                                                                                  _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC2) + (lane) * 4 + 8)
  35 #define   XELPDP_PORT_P2M_RESPONSE_READY                REG_BIT(31)
  36 #define   XELPDP_PORT_P2M_COMMAND_TYPE_MASK             REG_GENMASK(30, 27)
  37 #define   XELPDP_PORT_P2M_COMMAND_READ_ACK              0x4
  38 #define   XELPDP_PORT_P2M_COMMAND_WRITE_ACK             0x5
  39 #define   XELPDP_PORT_P2M_DATA_MASK                     REG_GENMASK(23, 16)
  40 #define   XELPDP_PORT_P2M_DATA(val)                     REG_FIELD_PREP(XELPDP_PORT_P2M_DATA_MASK, val)
  41 #define   XELPDP_PORT_P2M_ERROR_SET                     REG_BIT(15)
  42
  43 #define XELPDP_MSGBUS_TIMEOUT_SLOW                      1
  44 #define XELPDP_MSGBUS_TIMEOUT_FAST_US                   2
  45 #define XELPDP_PCLK_PLL_ENABLE_TIMEOUT_US               3200
  46 #define XELPDP_PCLK_PLL_DISABLE_TIMEOUT_US              20
  47 #define XELPDP_PORT_BUF_SOC_READY_TIMEOUT_US            100
  48 #define XELPDP_PORT_RESET_START_TIMEOUT_US              5
  49 #define XELPDP_PORT_POWERDOWN_UPDATE_TIMEOUT_US         100
  50 #define XELPDP_PORT_RESET_END_TIMEOUT                   15
  51 #define XELPDP_REFCLK_ENABLE_TIMEOUT_US                 1
  52
  53 #define _XELPDP_PORT_BUF_CTL1_LN0_A                     0x64004
  54 #define _XELPDP_PORT_BUF_CTL1_LN0_B                     0x64104
  55 #define _XELPDP_PORT_BUF_CTL1_LN0_USBC1                 0x16F200
  56 #define _XELPDP_PORT_BUF_CTL1_LN0_USBC2                 0x16F400
  57 #define XELPDP_PORT_BUF_CTL1(port)                      _MMIO(_PICK_EVEN_2RANGES(port, PORT_TC1, \
  58                                                                                  _XELPDP_PORT_BUF_CTL1_LN0_A, \
  59                                                                                  _XELPDP_PORT_BUF_CTL1_LN0_B, \
  60                                                                                  _XELPDP_PORT_BUF_CTL1_LN0_USBC1, \
  61                                                                                  _XELPDP_PORT_BUF_CTL1_LN0_USBC2))
  62 #define   XELPDP_PORT_BUF_D2D_LINK_ENABLE               REG_BIT(29)
  63 #define   XELPDP_PORT_BUF_D2D_LINK_STATE                REG_BIT(28)
  64 #define   XELPDP_PORT_BUF_SOC_PHY_READY                 REG_BIT(24)
  65 #define   XELPDP_PORT_BUF_PORT_DATA_WIDTH_MASK          REG_GENMASK(19, 18)
  66 #define   XELPDP_PORT_BUF_PORT_DATA_10BIT               REG_FIELD_PREP(XELPDP_PORT_BUF_PORT_DATA_WIDTH_MASK, 0)
  67 #define   XELPDP_PORT_BUF_PORT_DATA_20BIT               REG_FIELD_PREP(XELPDP_PORT_BUF_PORT_DATA_WIDTH_MASK, 1)
  68 #define   XELPDP_PORT_BUF_PORT_DATA_40BIT               REG_FIELD_PREP(XELPDP_PORT_BUF_PORT_DATA_WIDTH_MASK, 2)
  69 #define   XELPDP_PORT_REVERSAL                          REG_BIT(16)
  70 #define   XELPDP_PORT_BUF_IO_SELECT_TBT                 REG_BIT(11)
  71 #define   XELPDP_PORT_BUF_PHY_IDLE                      REG_BIT(7)
  72 #define   XELPDP_TC_PHY_OWNERSHIP                       REG_BIT(6)
  73 #define   XELPDP_TCSS_POWER_REQUEST                     REG_BIT(5)
  74 #define   XELPDP_TCSS_POWER_STATE                       REG_BIT(4)
  75 #define   XELPDP_PORT_WIDTH_MASK                        REG_GENMASK(3, 1)
  76 #define   XELPDP_PORT_WIDTH(val)                        REG_FIELD_PREP(XELPDP_PORT_WIDTH_MASK, val)
  77
  78 #define XELPDP_PORT_BUF_CTL2(port)                      _MMIO(_PICK_EVEN_2RANGES(port, PORT_TC1, \
  79                                                                                  _XELPDP_PORT_BUF_CTL1_LN0_A, \
  80                                                                                  _XELPDP_PORT_BUF_CTL1_LN0_B, \
  81                                                                                  _XELPDP_PORT_BUF_CTL1_LN0_USBC1, \
  82                                                                                  _XELPDP_PORT_BUF_CTL1_LN0_USBC2) + 4)
  83
  84 #define   XELPDP_LANE_PIPE_RESET(lane)                  _PICK(lane, REG_BIT(31), REG_BIT(30))
  85 #define   XELPDP_LANE_PHY_CURRENT_STATUS(lane)          _PICK(lane, REG_BIT(29), REG_BIT(28))
  86 #define   XELPDP_LANE_POWERDOWN_UPDATE(lane)            _PICK(lane, REG_BIT(25), REG_BIT(24))
  87 #define   _XELPDP_LANE0_POWERDOWN_NEW_STATE_MASK        REG_GENMASK(23, 20)
  88 #define   _XELPDP_LANE0_POWERDOWN_NEW_STATE(val)        REG_FIELD_PREP(_XELPDP_LANE0_POWERDOWN_NEW_STATE_MASK, val)
  89 #define   _XELPDP_LANE1_POWERDOWN_NEW_STATE_MASK        REG_GENMASK(19, 16)
  90 #define   _XELPDP_LANE1_POWERDOWN_NEW_STATE(val)        REG_FIELD_PREP(_XELPDP_LANE1_POWERDOWN_NEW_STATE_MASK, val)
  91 #define   XELPDP_LANE_POWERDOWN_NEW_STATE(lane, val)    _PICK(lane, \
  92                                                               _XELPDP_LANE0_POWERDOWN_NEW_STATE(val), \
  93                                                               _XELPDP_LANE1_POWERDOWN_NEW_STATE(val))
  94 #define   XELPDP_LANE_POWERDOWN_NEW_STATE_MASK          REG_GENMASK(3, 0)
  95 #define   XELPDP_POWER_STATE_READY_MASK                 REG_GENMASK(7, 4)
  96 #define   XELPDP_POWER_STATE_READY(val)                 REG_FIELD_PREP(XELPDP_POWER_STATE_READY_MASK, val)
  97
  98 #define XELPDP_PORT_BUF_CTL3(port)                      _MMIO(_PICK_EVEN_2RANGES(port, PORT_TC1, \
  99                                                                                  _XELPDP_PORT_BUF_CTL1_LN0_A, \
 100                                                                                  _XELPDP_PORT_BUF_CTL1_LN0_B, \
 101                                                                                  _XELPDP_PORT_BUF_CTL1_LN0_USBC1, \
 102                                                                                  _XELPDP_PORT_BUF_CTL1_LN0_USBC2) + 8)
 103 #define   XELPDP_PLL_LANE_STAGGERING_DELAY_MASK         REG_GENMASK(15, 8)
 104 #define   XELPDP_PLL_LANE_STAGGERING_DELAY(val)         REG_FIELD_PREP(XELPDP_PLL_LANE_STAGGERING_DELAY_MASK, val)
 105 #define   XELPDP_POWER_STATE_ACTIVE_MASK                REG_GENMASK(3, 0)
 106 #define   XELPDP_POWER_STATE_ACTIVE(val)                REG_FIELD_PREP(XELPDP_POWER_STATE_ACTIVE_MASK, val)
 107 #define   CX0_P0_STATE_ACTIVE                           0x0
 108 #define   CX0_P2_STATE_READY                            0x2
 109 #define   CX0_P2PG_STATE_DISABLE                        0x9
 110 #define   CX0_P4PG_STATE_DISABLE                        0xC
 111 #define   CX0_P2_STATE_RESET                            0x2
 112
 113 #define _XELPDP_PORT_CLOCK_CTL_A                        0x640E0
 114 #define _XELPDP_PORT_CLOCK_CTL_B                        0x641E0
 115 #define _XELPDP_PORT_CLOCK_CTL_USBC1                    0x16F260
 116 #define _XELPDP_PORT_CLOCK_CTL_USBC2                    0x16F460
 117 #define XELPDP_PORT_CLOCK_CTL(port)                     _MMIO(_PICK_EVEN_2RANGES(port, PORT_TC1, \
 118                                                                                  _XELPDP_PORT_CLOCK_CTL_A, \
 119                                                                                  _XELPDP_PORT_CLOCK_CTL_B, \
 120                                                                                  _XELPDP_PORT_CLOCK_CTL_USBC1, \
 121                                                                                  _XELPDP_PORT_CLOCK_CTL_USBC2))
 122 #define   XELPDP_LANE_PCLK_PLL_REQUEST(lane)            REG_BIT(31 - ((lane) * 4))
 123 #define   XELPDP_LANE_PCLK_PLL_ACK(lane)                REG_BIT(30 - ((lane) * 4))
 124 #define   XELPDP_LANE_PCLK_REFCLK_REQUEST(lane)         REG_BIT(29 - ((lane) * 4))
 125 #define   XELPDP_LANE_PCLK_REFCLK_ACK(lane)             REG_BIT(28 - ((lane) * 4))
 126
 127 #define   XELPDP_TBT_CLOCK_REQUEST                      REG_BIT(19)
 128 #define   XELPDP_TBT_CLOCK_ACK                          REG_BIT(18)
 129 #define   XELPDP_DDI_CLOCK_SELECT_MASK                  REG_GENMASK(15, 12)
 130 #define   XELPDP_DDI_CLOCK_SELECT(val)                  REG_FIELD_PREP(XELPDP_DDI_CLOCK_SELECT_MASK, val)
 131 #define   XELPDP_DDI_CLOCK_SELECT_NONE                  0x0
 132 #define   XELPDP_DDI_CLOCK_SELECT_MAXPCLK               0x8
 133 #define   XELPDP_DDI_CLOCK_SELECT_DIV18CLK              0x9
 134 #define   XELPDP_DDI_CLOCK_SELECT_TBT_162               0xc
 135 #define   XELPDP_DDI_CLOCK_SELECT_TBT_270               0xd
 136 #define   XELPDP_DDI_CLOCK_SELECT_TBT_540               0xe
 137 #define   XELPDP_DDI_CLOCK_SELECT_TBT_810               0xf
 138 #define   XELPDP_FORWARD_CLOCK_UNGATE                   REG_BIT(10)
 139 #define   XELPDP_LANE1_PHY_CLOCK_SELECT                 REG_BIT(8)
 140 #define   XELPDP_SSC_ENABLE_PLLA                        REG_BIT(1)
 141 #define   XELPDP_SSC_ENABLE_PLLB                        REG_BIT(0)
 142
 143 /* C10 Vendor Registers */
 144 #define PHY_C10_VDR_PLL(idx)            (0xC00 + (idx))
 145 #define   C10_PLL0_FRACEN               REG_BIT8(4)
 146 #define   C10_PLL3_MULTIPLIERH_MASK     REG_GENMASK8(3, 0)
 147 #define   C10_PLL15_TXCLKDIV_MASK       REG_GENMASK8(2, 0)
 148 #define   C10_PLL15_HDMIDIV_MASK        REG_GENMASK8(5, 3)
 149
 150 #define PHY_C10_VDR_CMN(idx)            (0xC20 + (idx))
 151 #define   C10_CMN0_REF_RANGE            REG_FIELD_PREP(REG_GENMASK(4, 0), 1)
 152 #define   C10_CMN0_REF_CLK_MPLLB_DIV    REG_FIELD_PREP(REG_GENMASK(7, 5), 1)
 153 #define   C10_CMN3_TXVBOOST_MASK        REG_GENMASK8(7, 5)
 154 #define   C10_CMN3_TXVBOOST(val)        REG_FIELD_PREP8(C10_CMN3_TXVBOOST_MASK, val)
 155 #define PHY_C10_VDR_TX(idx)             (0xC30 + (idx))
 156 #define   C10_TX0_TX_MPLLB_SEL          REG_BIT(4)
 157 #define   C10_TX1_TERMCTL_MASK          REG_GENMASK8(7, 5)
 158 #define   C10_TX1_TERMCTL(val)          REG_FIELD_PREP8(C10_TX1_TERMCTL_MASK, val)
 159 #define PHY_C10_VDR_CONTROL(idx)        (0xC70 + (idx) - 1)
 160 #define   C10_VDR_CTRL_MSGBUS_ACCESS    REG_BIT8(2)
 161 #define   C10_VDR_CTRL_MASTER_LANE      REG_BIT8(1)
 162 #define   C10_VDR_CTRL_UPDATE_CFG       REG_BIT8(0)
 163 #define PHY_C10_VDR_CUSTOM_WIDTH        0xD02
 164 #define   C10_VDR_CUSTOM_WIDTH_MASK    REG_GENMASK(1, 0)
 165 #define   C10_VDR_CUSTOM_WIDTH_8_10    REG_FIELD_PREP(C10_VDR_CUSTOM_WIDTH_MASK, 0)
 166 #define PHY_C10_VDR_OVRD                0xD71
 167 #define   PHY_C10_VDR_OVRD_TX1          REG_BIT8(0)
 168 #define   PHY_C10_VDR_OVRD_TX2          REG_BIT8(2)
 169 #define PHY_C10_VDR_PRE_OVRD_TX1        0xD80
 170 #define C10_PHY_OVRD_LEVEL_MASK         REG_GENMASK8(5, 0)
 171 #define C10_PHY_OVRD_LEVEL(val)         REG_FIELD_PREP8(C10_PHY_OVRD_LEVEL_MASK, val)
 172 #define PHY_CX0_VDROVRD_CTL(lane, tx, control)                          \
 173                                         (PHY_C10_VDR_PRE_OVRD_TX1 +     \
 174                                          ((lane) ^ (tx)) * 0x10 + (control))
 175
 176 /* PIPE SPEC Defined Registers */
 177 #define PHY_CX0_TX_CONTROL(tx, control) (0x400 + ((tx) - 1) * 0x200 + (control))
 178 #define   CONTROL2_DISABLE_SINGLE_TX    REG_BIT(6)
 179
 180 #endif /* __INTEL_CX0_REG_DEFS_H__ */