1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 3 /* 4 * Copyright (C) 2017-2020 Raspberry Pi Trading. 5 * Dave Stevenson <dave.stevenson@raspberrypi.com> 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 247