drivers/media/platform/broadcom/bcm2835-unicam-regs.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 /*
   4  * Copyright (C) 2017-2020 Raspberry Pi Trading.
   5  * Dave Stevenson <[email protected]>
   6  */
   7
   8 #ifndef VC4_REGS_UNICAM_H
   9 #define VC4_REGS_UNICAM_H
  10
  11 #include <linux/bits.h>
  12
  13 /*
  14  * The following values are taken from files found within the code drop
  15  * made by Broadcom for the BCM21553 Graphics Driver, predominantly in
  16  * brcm_usrlib/dag/vmcsx/vcinclude/hardware_vc4.h.
  17  * They have been modified to be only the register offset.
  18  */
  19 #define UNICAM_CTRL             0x000
  20 #define UNICAM_STA              0x004
  21 #define UNICAM_ANA              0x008
  22 #define UNICAM_PRI              0x00c
  23 #define UNICAM_CLK              0x010
  24 #define UNICAM_CLT              0x014
  25 #define UNICAM_DAT0             0x018
  26 #define UNICAM_DAT1             0x01c
  27 #define UNICAM_DAT2             0x020
  28 #define UNICAM_DAT3             0x024
  29 #define UNICAM_DLT              0x028
  30 #define UNICAM_CMP0             0x02c
  31 #define UNICAM_CMP1             0x030
  32 #define UNICAM_CAP0             0x034
  33 #define UNICAM_CAP1             0x038
  34 #define UNICAM_ICTL             0x100
  35 #define UNICAM_ISTA             0x104
  36 #define UNICAM_IDI0             0x108
  37 #define UNICAM_IPIPE            0x10c
  38 #define UNICAM_IBSA0            0x110
  39 #define UNICAM_IBEA0            0x114
  40 #define UNICAM_IBLS             0x118
  41 #define UNICAM_IBWP             0x11c
  42 #define UNICAM_IHWIN            0x120
  43 #define UNICAM_IHSTA            0x124
  44 #define UNICAM_IVWIN            0x128
  45 #define UNICAM_IVSTA            0x12c
  46 #define UNICAM_ICC              0x130
  47 #define UNICAM_ICS              0x134
  48 #define UNICAM_IDC              0x138
  49 #define UNICAM_IDPO             0x13c
  50 #define UNICAM_IDCA             0x140
  51 #define UNICAM_IDCD             0x144
  52 #define UNICAM_IDS              0x148
  53 #define UNICAM_DCS              0x200
  54 #define UNICAM_DBSA0            0x204
  55 #define UNICAM_DBEA0            0x208
  56 #define UNICAM_DBWP             0x20c
  57 #define UNICAM_DBCTL            0x300
  58 #define UNICAM_IBSA1            0x304
  59 #define UNICAM_IBEA1            0x308
  60 #define UNICAM_IDI1             0x30c
  61 #define UNICAM_DBSA1            0x310
  62 #define UNICAM_DBEA1            0x314
  63 #define UNICAM_MISC             0x400
  64
  65 /*
  66  * The following bitmasks are from the kernel released by Broadcom
  67  * for Android - https://android.googlesource.com/kernel/bcm/
  68  * The Rhea, Hawaii, and Java chips all contain the same VideoCore4
  69  * Unicam block as BCM2835, as defined in eg
  70  * arch/arm/mach-rhea/include/mach/rdb_A0/brcm_rdb_cam.h and similar.
  71  * Values reworked to use the kernel BIT and GENMASK macros.
  72  *
  73  * Some of the bit mnenomics have been amended to match the datasheet.
  74  */
  75 /* UNICAM_CTRL Register */
  76 #define UNICAM_CPE              BIT(0)
  77 #define UNICAM_MEM              BIT(1)
  78 #define UNICAM_CPR              BIT(2)
  79 #define UNICAM_CPM_MASK         GENMASK(3, 3)
  80 #define UNICAM_CPM_CSI2         0
  81 #define UNICAM_CPM_CCP2         1
  82 #define UNICAM_SOE              BIT(4)
  83 #define UNICAM_DCM_MASK         GENMASK(5, 5)
  84 #define UNICAM_DCM_STROBE       0
  85 #define UNICAM_DCM_DATA         1
  86 #define UNICAM_SLS              BIT(6)
  87 #define UNICAM_PFT_MASK         GENMASK(11, 8)
  88 #define UNICAM_OET_MASK         GENMASK(20, 12)
  89
  90 /* UNICAM_STA Register */
  91 #define UNICAM_SYN              BIT(0)
  92 #define UNICAM_CS               BIT(1)
  93 #define UNICAM_SBE              BIT(2)
  94 #define UNICAM_PBE              BIT(3)
  95 #define UNICAM_HOE              BIT(4)
  96 #define UNICAM_PLE              BIT(5)
  97 #define UNICAM_SSC              BIT(6)
  98 #define UNICAM_CRCE             BIT(7)
  99 #define UNICAM_OES              BIT(8)
 100 #define UNICAM_IFO              BIT(9)
 101 #define UNICAM_OFO              BIT(10)
 102 #define UNICAM_BFO              BIT(11)
 103 #define UNICAM_DL               BIT(12)
 104 #define UNICAM_PS               BIT(13)
 105 #define UNICAM_IS               BIT(14)
 106 #define UNICAM_PI0              BIT(15)
 107 #define UNICAM_PI1              BIT(16)
 108 #define UNICAM_FSI_S            BIT(17)
 109 #define UNICAM_FEI_S            BIT(18)
 110 #define UNICAM_LCI_S            BIT(19)
 111 #define UNICAM_BUF0_RDY         BIT(20)
 112 #define UNICAM_BUF0_NO          BIT(21)
 113 #define UNICAM_BUF1_RDY         BIT(22)
 114 #define UNICAM_BUF1_NO          BIT(23)
 115 #define UNICAM_DI               BIT(24)
 116
 117 #define UNICAM_STA_MASK_ALL \
 118         (UNICAM_SBE  | UNICAM_PBE | UNICAM_HOE | UNICAM_PLE | UNICAM_SSC | \
 119          UNICAM_CRCE | UNICAM_IFO | UNICAM_OFO | UNICAM_DL  | UNICAM_PS  | \
 120          UNICAM_PI0  | UNICAM_PI1)
 121
 122 /* UNICAM_ANA Register */
 123 #define UNICAM_APD              BIT(0)
 124 #define UNICAM_BPD              BIT(1)
 125 #define UNICAM_AR               BIT(2)
 126 #define UNICAM_DDL              BIT(3)
 127 #define UNICAM_CTATADJ_MASK     GENMASK(7, 4)
 128 #define UNICAM_PTATADJ_MASK     GENMASK(11, 8)
 129
 130 /* UNICAM_PRI Register */
 131 #define UNICAM_PE               BIT(0)
 132 #define UNICAM_PT_MASK          GENMASK(2, 1)
 133 #define UNICAM_NP_MASK          GENMASK(7, 4)
 134 #define UNICAM_PP_MASK          GENMASK(11, 8)
 135 #define UNICAM_BS_MASK          GENMASK(15, 12)
 136 #define UNICAM_BL_MASK          GENMASK(17, 16)
 137
 138 /* UNICAM_CLK Register */
 139 #define UNICAM_CLE              BIT(0)
 140 #define UNICAM_CLPD             BIT(1)
 141 #define UNICAM_CLLPE            BIT(2)
 142 #define UNICAM_CLHSE            BIT(3)
 143 #define UNICAM_CLTRE            BIT(4)
 144 #define UNICAM_CLAC_MASK        GENMASK(8, 5)
 145 #define UNICAM_CLSTE            BIT(29)
 146
 147 /* UNICAM_CLT Register */
 148 #define UNICAM_CLT1_MASK        GENMASK(7, 0)
 149 #define UNICAM_CLT2_MASK        GENMASK(15, 8)
 150
 151 /* UNICAM_DATn Registers */
 152 #define UNICAM_DLE              BIT(0)
 153 #define UNICAM_DLPD             BIT(1)
 154 #define UNICAM_DLLPE            BIT(2)
 155 #define UNICAM_DLHSE            BIT(3)
 156 #define UNICAM_DLTRE            BIT(4)
 157 #define UNICAM_DLSM             BIT(5)
 158 #define UNICAM_DLFO             BIT(28)
 159 #define UNICAM_DLSTE            BIT(29)
 160
 161 #define UNICAM_DAT_MASK_ALL     (UNICAM_DLSTE | UNICAM_DLFO)
 162
 163 /* UNICAM_DLT Register */
 164 #define UNICAM_DLT1_MASK        GENMASK(7, 0)
 165 #define UNICAM_DLT2_MASK        GENMASK(15, 8)
 166 #define UNICAM_DLT3_MASK        GENMASK(23, 16)
 167
 168 /* UNICAM_ICTL Register */
 169 #define UNICAM_FSIE             BIT(0)
 170 #define UNICAM_FEIE             BIT(1)
 171 #define UNICAM_IBOB             BIT(2)
 172 #define UNICAM_FCM              BIT(3)
 173 #define UNICAM_TFC              BIT(4)
 174 #define UNICAM_LIP_MASK         GENMASK(6, 5)
 175 #define UNICAM_LCIE_MASK        GENMASK(28, 16)
 176
 177 /* UNICAM_IDI0/1 Register */
 178 #define UNICAM_ID0_MASK         GENMASK(7, 0)
 179 #define UNICAM_ID1_MASK         GENMASK(15, 8)
 180 #define UNICAM_ID2_MASK         GENMASK(23, 16)
 181 #define UNICAM_ID3_MASK         GENMASK(31, 24)
 182
 183 /* UNICAM_ISTA Register */
 184 #define UNICAM_FSI              BIT(0)
 185 #define UNICAM_FEI              BIT(1)
 186 #define UNICAM_LCI              BIT(2)
 187
 188 #define UNICAM_ISTA_MASK_ALL    (UNICAM_FSI | UNICAM_FEI | UNICAM_LCI)
 189
 190 /* UNICAM_IPIPE Register */
 191 #define UNICAM_PUM_MASK         GENMASK(2, 0)
 192 /* Unpacking modes */
 193 #define UNICAM_PUM_NONE         0
 194 #define UNICAM_PUM_UNPACK6      1
 195 #define UNICAM_PUM_UNPACK7      2
 196 #define UNICAM_PUM_UNPACK8      3
 197 #define UNICAM_PUM_UNPACK10     4
 198 #define UNICAM_PUM_UNPACK12     5
 199 #define UNICAM_PUM_UNPACK14     6
 200 #define UNICAM_PUM_UNPACK16     7
 201 #define UNICAM_DDM_MASK         GENMASK(6, 3)
 202 #define UNICAM_PPM_MASK         GENMASK(9, 7)
 203 /* Packing modes */
 204 #define UNICAM_PPM_NONE         0
 205 #define UNICAM_PPM_PACK8        1
 206 #define UNICAM_PPM_PACK10       2
 207 #define UNICAM_PPM_PACK12       3
 208 #define UNICAM_PPM_PACK14       4
 209 #define UNICAM_PPM_PACK16       5
 210 #define UNICAM_DEM_MASK         GENMASK(11, 10)
 211 #define UNICAM_DEBL_MASK        GENMASK(14, 12)
 212 #define UNICAM_ICM_MASK         GENMASK(16, 15)
 213 #define UNICAM_IDM_MASK         GENMASK(17, 17)
 214
 215 /* UNICAM_ICC Register */
 216 #define UNICAM_ICFL_MASK        GENMASK(4, 0)
 217 #define UNICAM_ICFH_MASK        GENMASK(9, 5)
 218 #define UNICAM_ICST_MASK        GENMASK(12, 10)
 219 #define UNICAM_ICLT_MASK        GENMASK(15, 13)
 220 #define UNICAM_ICLL_MASK        GENMASK(31, 16)
 221
 222 /* UNICAM_DCS Register */
 223 #define UNICAM_DIE              BIT(0)
 224 #define UNICAM_DIM              BIT(1)
 225 #define UNICAM_DBOB             BIT(3)
 226 #define UNICAM_FDE              BIT(4)
 227 #define UNICAM_LDP              BIT(5)
 228 #define UNICAM_EDL_MASK         GENMASK(15, 8)
 229
 230 /* UNICAM_DBCTL Register */
 231 #define UNICAM_DBEN             BIT(0)
 232 #define UNICAM_BUF0_IE          BIT(1)
 233 #define UNICAM_BUF1_IE          BIT(2)
 234
 235 /* UNICAM_CMP[0,1] register */
 236 #define UNICAM_PCE              BIT(31)
 237 #define UNICAM_GI               BIT(9)
 238 #define UNICAM_CPH              BIT(8)
 239 #define UNICAM_PCVC_MASK        GENMASK(7, 6)
 240 #define UNICAM_PCDT_MASK        GENMASK(5, 0)
 241
 242 /* UNICAM_MISC register */
 243 #define UNICAM_FL0              BIT(6)
 244 #define UNICAM_FL1              BIT(9)
 245
 246 #endif