1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _LINUX_BRCMPHY_H 3 #define _LINUX_BRCMPHY_H 4 5 #include <linux/phy.h> 6 7 /* All Broadcom Ethernet switches have a pseudo-PHY at address 30 which is used 8 * to configure the switch internal registers via MDIO accesses. 9 */ 10 #define BRCM_PSEUDO_PHY_ADDR 30 11 12 #define PHY_ID_BCM50610 0x0143bd60 13 #define PHY_ID_BCM50610M 0x0143bd70 14 #define PHY_ID_BCM5241 0x0143bc30 15 #define PHY_ID_BCMAC131 0x0143bc70 16 #define PHY_ID_BCM5481 0x0143bca0 17 #define PHY_ID_BCM5395 0x0143bcf0 18 #define PHY_ID_BCM53125 0x03625f20 19 #define PHY_ID_BCM54810 0x03625d00 20 #define PHY_ID_BCM54811 0x03625cc0 21 #define PHY_ID_BCM5482 0x0143bcb0 22 #define PHY_ID_BCM5411 0x00206070 23 #define PHY_ID_BCM5421 0x002060e0 24 #define PHY_ID_BCM54210E 0x600d84a0 25 #define PHY_ID_BCM5464 0x002060b0 26 #define PHY_ID_BCM5461 0x002060c0 27 #define PHY_ID_BCM54612E 0x03625e60 28 #define PHY_ID_BCM54616S 0x03625d10 29 #define PHY_ID_BCM54140 0xae025009 30 #define PHY_ID_BCM57780 0x03625d90 31 #define PHY_ID_BCM89610 0x03625cd0 32 33 #define PHY_ID_BCM72113 0x35905310 34 #define PHY_ID_BCM72116 0x35905350 35 #define PHY_ID_BCM7250 0xae025280 36 #define PHY_ID_BCM7255 0xae025120 37 #define PHY_ID_BCM7260 0xae025190 38 #define PHY_ID_BCM7268 0xae025090 39 #define PHY_ID_BCM7271 0xae0253b0 40 #define PHY_ID_BCM7278 0xae0251a0 41 #define PHY_ID_BCM7364 0xae025260 42 #define PHY_ID_BCM7366 0x600d8490 43 #define PHY_ID_BCM7346 0x600d8650 44 #define PHY_ID_BCM7362 0x600d84b0 45 #define PHY_ID_BCM7425 0x600d86b0 46 #define PHY_ID_BCM7429 0x600d8730 47 #define PHY_ID_BCM7435 0x600d8750 48 #define PHY_ID_BCM74371 0xae0252e0 49 #define PHY_ID_BCM7439 0x600d8480 50 #define PHY_ID_BCM7439_2 0xae025080 51 #define PHY_ID_BCM7445 0x600d8510 52 53 #define PHY_ID_BCM_CYGNUS 0xae025200 54 #define PHY_ID_BCM_OMEGA 0xae025100 55 56 #define PHY_BCM_OUI_MASK 0xfffffc00 57 #define PHY_BCM_OUI_1 0x00206000 58 #define PHY_BCM_OUI_2 0x0143bc00 59 #define PHY_BCM_OUI_3 0x03625c00 60 #define PHY_BCM_OUI_4 0x600d8400 61 #define PHY_BCM_OUI_5 0x03625e00 62 #define PHY_BCM_OUI_6 0xae025000 63 64 #define PHY_BRCM_AUTO_PWRDWN_ENABLE 0x00000001 65 #define PHY_BRCM_RX_REFCLK_UNUSED 0x00000002 66 #define PHY_BRCM_STD_IBND_DISABLE 0x00000004 67 #define PHY_BRCM_EXT_IBND_RX_ENABLE 0x00000008 68 #define PHY_BRCM_EXT_IBND_TX_ENABLE 0x00000010 69 #define PHY_BRCM_CLEAR_RGMII_MODE 0x00000020 70 #define PHY_BRCM_DIS_TXCRXC_NOENRGY 0x00000040 71 #define PHY_BRCM_EN_MASTER_MODE 0x00000080 72 73 /* Broadcom BCM7xxx specific workarounds */ 74 #define PHY_BRCM_7XXX_REV(x) (((x) >> 8) & 0xff) 75 #define PHY_BRCM_7XXX_PATCH(x) ((x) & 0xff) 76 #define PHY_BCM_FLAGS_VALID 0x80000000 77 78 /* Broadcom BCM54XX register definitions, common to most Broadcom PHYs */ 79 #define MII_BCM54XX_ECR 0x10 /* BCM54xx extended control register */ 80 #define MII_BCM54XX_ECR_IM 0x1000 /* Interrupt mask */ 81 #define MII_BCM54XX_ECR_IF 0x0800 /* Interrupt force */ 82 #define MII_BCM54XX_ECR_FIFOE 0x0001 /* FIFO elasticity */ 83 84 #define MII_BCM54XX_ESR 0x11 /* BCM54xx extended status register */ 85 #define MII_BCM54XX_ESR_IS 0x1000 /* Interrupt status */ 86 87 #define MII_BCM54XX_EXP_DATA 0x15 /* Expansion register data */ 88 #define MII_BCM54XX_EXP_SEL 0x17 /* Expansion register select */ 89 #define MII_BCM54XX_EXP_SEL_SSD 0x0e00 /* Secondary SerDes select */ 90 #define MII_BCM54XX_EXP_SEL_ER 0x0f00 /* Expansion register select */ 91 #define MII_BCM54XX_EXP_SEL_ETC 0x0d00 /* Expansion register spare + 2k mem */ 92 93 #define MII_BCM54XX_AUX_CTL 0x18 /* Auxiliary control register */ 94 #define MII_BCM54XX_ISR 0x1a /* BCM54xx interrupt status register */ 95 #define MII_BCM54XX_IMR 0x1b /* BCM54xx interrupt mask register */ 96 #define MII_BCM54XX_INT_CRCERR 0x0001 /* CRC error */ 97 #define MII_BCM54XX_INT_LINK 0x0002 /* Link status changed */ 98 #define MII_BCM54XX_INT_SPEED 0x0004 /* Link speed change */ 99 #define MII_BCM54XX_INT_DUPLEX 0x0008 /* Duplex mode changed */ 100 #define MII_BCM54XX_INT_LRS 0x0010 /* Local receiver status changed */ 101 #define MII_BCM54XX_INT_RRS 0x0020 /* Remote receiver status changed */ 102 #define MII_BCM54XX_INT_SSERR 0x0040 /* Scrambler synchronization error */ 103 #define MII_BCM54XX_INT_UHCD 0x0080 /* Unsupported HCD negotiated */ 104 #define MII_BCM54XX_INT_NHCD 0x0100 /* No HCD */ 105 #define MII_BCM54XX_INT_NHCDL 0x0200 /* No HCD link */ 106 #define MII_BCM54XX_INT_ANPR 0x0400 /* Auto-negotiation page received */ 107 #define MII_BCM54XX_INT_LC 0x0800 /* All counters below 128 */ 108 #define MII_BCM54XX_INT_HC 0x1000 /* Counter above 32768 */ 109 #define MII_BCM54XX_INT_MDIX 0x2000 /* MDIX status change */ 110 #define MII_BCM54XX_INT_PSERR 0x4000 /* Pair swap error */ 111 112 #define MII_BCM54XX_SHD 0x1c /* 0x1c shadow registers */ 113 #define MII_BCM54XX_SHD_WRITE 0x8000 114 #define MII_BCM54XX_SHD_VAL(x) ((x & 0x1f) << 10) 115 #define MII_BCM54XX_SHD_DATA(x) ((x & 0x3ff) << 0) 116 117 #define MII_BCM54XX_RDB_ADDR 0x1e 118 #define MII_BCM54XX_RDB_DATA 0x1f 119 120 /* legacy access control via rdb/expansion register */ 121 #define BCM54XX_RDB_REG0087 0x0087 122 #define BCM54XX_EXP_REG7E (MII_BCM54XX_EXP_SEL_ER + 0x7E) 123 #define BCM54XX_ACCESS_MODE_LEGACY_EN BIT(15) 124 125 /* 126 * AUXILIARY CONTROL SHADOW ACCESS REGISTERS. (PHY REG 0x18) 127 */ 128 #define MII_BCM54XX_AUXCTL_SHDWSEL_AUXCTL 0x00 129 #define MII_BCM54XX_AUXCTL_ACTL_TX_6DB 0x0400 130 #define MII_BCM54XX_AUXCTL_ACTL_SMDSP_ENA 0x0800 131 #define MII_BCM54XX_AUXCTL_ACTL_EXT_PKT_LEN 0x4000 132 133 #define MII_BCM54XX_AUXCTL_SHDWSEL_MISC 0x07 134 #define MII_BCM54XX_AUXCTL_SHDWSEL_MISC_WIRESPEED_EN 0x0010 135 #define MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN 0x0100 136 #define MII_BCM54XX_AUXCTL_MISC_FORCE_AMDIX 0x0200 137 #define MII_BCM54XX_AUXCTL_MISC_WREN 0x8000 138 139 #define MII_BCM54XX_AUXCTL_SHDWSEL_READ_SHIFT 12 140 #define MII_BCM54XX_AUXCTL_SHDWSEL_MASK 0x0007 141 142 /* 143 * Broadcom LED source encodings. These are used in BCM5461, BCM5481, 144 * BCM5482, and possibly some others. 145 */ 146 #define BCM_LED_SRC_LINKSPD1 0x0 147 #define BCM_LED_SRC_LINKSPD2 0x1 148 #define BCM_LED_SRC_XMITLED 0x2 149 #define BCM_LED_SRC_ACTIVITYLED 0x3 150 #define BCM_LED_SRC_FDXLED 0x4 151 #define BCM_LED_SRC_SLAVE 0x5 152 #define BCM_LED_SRC_INTR 0x6 153 #define BCM_LED_SRC_QUALITY 0x7 154 #define BCM_LED_SRC_RCVLED 0x8 155 #define BCM_LED_SRC_WIRESPEED 0x9 156 #define BCM_LED_SRC_MULTICOLOR1 0xa 157 #define BCM_LED_SRC_OPENSHORT 0xb 158 #define BCM_LED_SRC_OFF 0xe /* Tied high */ 159 #define BCM_LED_SRC_ON 0xf /* Tied low */ 160 161 /* 162 * Broadcom Multicolor LED configurations (expansion register 4) 163 */ 164 #define BCM_EXP_MULTICOLOR (MII_BCM54XX_EXP_SEL_ER + 0x04) 165 #define BCM_LED_MULTICOLOR_IN_PHASE BIT(8) 166 #define BCM_LED_MULTICOLOR_LINK_ACT 0x0 167 #define BCM_LED_MULTICOLOR_SPEED 0x1 168 #define BCM_LED_MULTICOLOR_ACT_FLASH 0x2 169 #define BCM_LED_MULTICOLOR_FDX 0x3 170 #define BCM_LED_MULTICOLOR_OFF 0x4 171 #define BCM_LED_MULTICOLOR_ON 0x5 172 #define BCM_LED_MULTICOLOR_ALT 0x6 173 #define BCM_LED_MULTICOLOR_FLASH 0x7 174 #define BCM_LED_MULTICOLOR_LINK 0x8 175 #define BCM_LED_MULTICOLOR_ACT 0x9 176 #define BCM_LED_MULTICOLOR_PROGRAM 0xa 177 178 /* 179 * BCM5482: Shadow registers 180 * Shadow values go into bits [14:10] of register 0x1c to select a shadow 181 * register to access. 182 */ 183 184 /* 00100: Reserved control register 2 */ 185 #define BCM54XX_SHD_SCR2 0x04 186 #define BCM54XX_SHD_SCR2_WSPD_RTRY_DIS 0x100 187 #define BCM54XX_SHD_SCR2_WSPD_RTRY_LMT_SHIFT 2 188 #define BCM54XX_SHD_SCR2_WSPD_RTRY_LMT_OFFSET 2 189 #define BCM54XX_SHD_SCR2_WSPD_RTRY_LMT_MASK 0x7 190 191 /* 00101: Spare Control Register 3 */ 192 #define BCM54XX_SHD_SCR3 0x05 193 #define BCM54XX_SHD_SCR3_DEF_CLK125 0x0001 194 #define BCM54XX_SHD_SCR3_DLLAPD_DIS 0x0002 195 #define BCM54XX_SHD_SCR3_TRDDAPD 0x0004 196 #define BCM54XX_SHD_SCR3_RXCTXC_DIS 0x0100 197 198 /* 01010: Auto Power-Down */ 199 #define BCM54XX_SHD_APD 0x0a 200 #define BCM_APD_CLR_MASK 0xFE9F /* clear bits 5, 6 & 8 */ 201 #define BCM54XX_SHD_APD_EN 0x0020 202 #define BCM_NO_ANEG_APD_EN 0x0060 /* bits 5 & 6 */ 203 #define BCM_APD_SINGLELP_EN 0x0100 /* Bit 8 */ 204 205 #define BCM5482_SHD_LEDS1 0x0d /* 01101: LED Selector 1 */ 206 /* LED3 / ~LINKSPD[2] selector */ 207 #define BCM5482_SHD_LEDS1_LED3(src) ((src & 0xf) << 4) 208 /* LED1 / ~LINKSPD[1] selector */ 209 #define BCM5482_SHD_LEDS1_LED1(src) ((src & 0xf) << 0) 210 #define BCM54XX_SHD_RGMII_MODE 0x0b /* 01011: RGMII Mode Selector */ 211 #define BCM5482_SHD_SSD 0x14 /* 10100: Secondary SerDes control */ 212 #define BCM5482_SHD_SSD_LEDM 0x0008 /* SSD LED Mode enable */ 213 #define BCM5482_SHD_SSD_EN 0x0001 /* SSD enable */ 214 215 /* 10011: SerDes 100-FX Control Register */ 216 #define BCM54616S_SHD_100FX_CTRL 0x13 217 #define BCM54616S_100FX_MODE BIT(0) /* 100-FX SerDes Enable */ 218 219 /* 11111: Mode Control Register */ 220 #define BCM54XX_SHD_MODE 0x1f 221 #define BCM54XX_SHD_INTF_SEL_MASK GENMASK(2, 1) /* INTERF_SEL[1:0] */ 222 #define BCM54XX_SHD_MODE_1000BX BIT(0) /* Enable 1000-X registers */ 223 224 /* 225 * EXPANSION SHADOW ACCESS REGISTERS. (PHY REG 0x15, 0x16, and 0x17) 226 */ 227 #define MII_BCM54XX_EXP_AADJ1CH0 0x001f 228 #define MII_BCM54XX_EXP_AADJ1CH0_SWP_ABCD_OEN 0x0200 229 #define MII_BCM54XX_EXP_AADJ1CH0_SWSEL_THPF 0x0100 230 #define MII_BCM54XX_EXP_AADJ1CH3 0x601f 231 #define MII_BCM54XX_EXP_AADJ1CH3_ADCCKADJ 0x0002 232 #define MII_BCM54XX_EXP_EXP08 0x0F08 233 #define MII_BCM54XX_EXP_EXP08_RJCT_2MHZ 0x0001 234 #define MII_BCM54XX_EXP_EXP08_EARLY_DAC_WAKE 0x0200 235 #define MII_BCM54XX_EXP_EXP75 0x0f75 236 #define MII_BCM54XX_EXP_EXP75_VDACCTRL 0x003c 237 #define MII_BCM54XX_EXP_EXP75_CM_OSC 0x0001 238 #define MII_BCM54XX_EXP_EXP96 0x0f96 239 #define MII_BCM54XX_EXP_EXP96_MYST 0x0010 240 #define MII_BCM54XX_EXP_EXP97 0x0f97 241 #define MII_BCM54XX_EXP_EXP97_MYST 0x0c0c 242 243 /* 244 * BCM5482: Secondary SerDes registers 245 */ 246 #define BCM5482_SSD_1000BX_CTL 0x00 /* 1000BASE-X Control */ 247 #define BCM5482_SSD_1000BX_CTL_PWRDOWN 0x0800 /* Power-down SSD */ 248 #define BCM5482_SSD_SGMII_SLAVE 0x15 /* SGMII Slave Register */ 249 #define BCM5482_SSD_SGMII_SLAVE_EN 0x0002 /* Slave mode enable */ 250 #define BCM5482_SSD_SGMII_SLAVE_AD 0x0001 /* Slave auto-detection */ 251 252 /* BCM54810 Registers */ 253 #define BCM54810_EXP_BROADREACH_LRE_MISC_CTL (MII_BCM54XX_EXP_SEL_ER + 0x90) 254 #define BCM54810_EXP_BROADREACH_LRE_MISC_CTL_EN (1 << 0) 255 #define BCM54810_SHD_CLK_CTL 0x3 256 #define BCM54810_SHD_CLK_CTL_GTXCLK_EN (1 << 9) 257 258 /* BCM54612E Registers */ 259 #define BCM54612E_EXP_SPARE0 (MII_BCM54XX_EXP_SEL_ETC + 0x34) 260 #define BCM54612E_LED4_CLK125OUT_EN (1 << 1) 261 262 /*****************************************************************************/ 263 /* Fast Ethernet Transceiver definitions. */ 264 /*****************************************************************************/ 265 266 #define MII_BRCM_FET_INTREG 0x1a /* Interrupt register */ 267 #define MII_BRCM_FET_IR_MASK 0x0100 /* Mask all interrupts */ 268 #define MII_BRCM_FET_IR_LINK_EN 0x0200 /* Link status change enable */ 269 #define MII_BRCM_FET_IR_SPEED_EN 0x0400 /* Link speed change enable */ 270 #define MII_BRCM_FET_IR_DUPLEX_EN 0x0800 /* Duplex mode change enable */ 271 #define MII_BRCM_FET_IR_ENABLE 0x4000 /* Interrupt enable */ 272 273 #define MII_BRCM_FET_BRCMTEST 0x1f /* Brcm test register */ 274 #define MII_BRCM_FET_BT_SRE 0x0080 /* Shadow register enable */ 275 276 277 /*** Shadow register definitions ***/ 278 279 #define MII_BRCM_FET_SHDW_MISCCTRL 0x10 /* Shadow misc ctrl */ 280 #define MII_BRCM_FET_SHDW_MC_FAME 0x4000 /* Force Auto MDIX enable */ 281 282 #define MII_BRCM_FET_SHDW_AUXMODE4 0x1a /* Auxiliary mode 4 */ 283 #define MII_BRCM_FET_SHDW_AM4_LED_MASK 0x0003 284 #define MII_BRCM_FET_SHDW_AM4_LED_MODE1 0x0001 285 286 #define MII_BRCM_FET_SHDW_AUXSTAT2 0x1b /* Auxiliary status 2 */ 287 #define MII_BRCM_FET_SHDW_AS2_APDE 0x0020 /* Auto power down enable */ 288 289 #define BRCM_CL45VEN_EEE_CONTROL 0x803d 290 #define LPI_FEATURE_EN 0x8000 291 #define LPI_FEATURE_EN_DIG1000X 0x4000 292 293 /* Core register definitions*/ 294 #define MII_BRCM_CORE_BASE12 0x12 295 #define MII_BRCM_CORE_BASE13 0x13 296 #define MII_BRCM_CORE_BASE14 0x14 297 #define MII_BRCM_CORE_BASE1E 0x1E 298 #define MII_BRCM_CORE_EXPB0 0xB0 299 #define MII_BRCM_CORE_EXPB1 0xB1 300 301 /* Enhanced Cable Diagnostics */ 302 #define BCM54XX_RDB_ECD_CTRL 0x2a0 303 #define BCM54XX_EXP_ECD_CTRL (MII_BCM54XX_EXP_SEL_ER + 0xc0) 304 305 #define BCM54XX_ECD_CTRL_CABLE_TYPE_CAT3 1 /* CAT3 or worse */ 306 #define BCM54XX_ECD_CTRL_CABLE_TYPE_CAT5 0 /* CAT5 or better */ 307 #define BCM54XX_ECD_CTRL_CABLE_TYPE_MASK BIT(0) /* cable type */ 308 #define BCM54XX_ECD_CTRL_INVALID BIT(3) /* invalid result */ 309 #define BCM54XX_ECD_CTRL_UNIT_CM 0 /* centimeters */ 310 #define BCM54XX_ECD_CTRL_UNIT_M 1 /* meters */ 311 #define BCM54XX_ECD_CTRL_UNIT_MASK BIT(10) /* cable length unit */ 312 #define BCM54XX_ECD_CTRL_IN_PROGRESS BIT(11) /* test in progress */ 313 #define BCM54XX_ECD_CTRL_BREAK_LINK BIT(12) /* unconnect link 314 * during test 315 */ 316 #define BCM54XX_ECD_CTRL_CROSS_SHORT_DIS BIT(13) /* disable inter-pair 317 * short check 318 */ 319 #define BCM54XX_ECD_CTRL_RUN BIT(15) /* run immediate */ 320 321 #define BCM54XX_RDB_ECD_FAULT_TYPE 0x2a1 322 #define BCM54XX_EXP_ECD_FAULT_TYPE (MII_BCM54XX_EXP_SEL_ER + 0xc1) 323 #define BCM54XX_ECD_FAULT_TYPE_INVALID 0x0 324 #define BCM54XX_ECD_FAULT_TYPE_OK 0x1 325 #define BCM54XX_ECD_FAULT_TYPE_OPEN 0x2 326 #define BCM54XX_ECD_FAULT_TYPE_SAME_SHORT 0x3 /* short same pair */ 327 #define BCM54XX_ECD_FAULT_TYPE_CROSS_SHORT 0x4 /* short different pairs */ 328 #define BCM54XX_ECD_FAULT_TYPE_BUSY 0x9 329 #define BCM54XX_ECD_FAULT_TYPE_PAIR_D_MASK GENMASK(3, 0) 330 #define BCM54XX_ECD_FAULT_TYPE_PAIR_C_MASK GENMASK(7, 4) 331 #define BCM54XX_ECD_FAULT_TYPE_PAIR_B_MASK GENMASK(11, 8) 332 #define BCM54XX_ECD_FAULT_TYPE_PAIR_A_MASK GENMASK(15, 12) 333 #define BCM54XX_ECD_PAIR_A_LENGTH_RESULTS 0x2a2 334 #define BCM54XX_ECD_PAIR_B_LENGTH_RESULTS 0x2a3 335 #define BCM54XX_ECD_PAIR_C_LENGTH_RESULTS 0x2a4 336 #define BCM54XX_ECD_PAIR_D_LENGTH_RESULTS 0x2a5 337 338 #define BCM54XX_RDB_ECD_PAIR_A_LENGTH_RESULTS 0x2a2 339 #define BCM54XX_EXP_ECD_PAIR_A_LENGTH_RESULTS (MII_BCM54XX_EXP_SEL_ER + 0xc2) 340 #define BCM54XX_RDB_ECD_PAIR_B_LENGTH_RESULTS 0x2a3 341 #define BCM54XX_EXP_ECD_PAIR_B_LENGTH_RESULTS (MII_BCM54XX_EXP_SEL_ER + 0xc3) 342 #define BCM54XX_RDB_ECD_PAIR_C_LENGTH_RESULTS 0x2a4 343 #define BCM54XX_EXP_ECD_PAIR_C_LENGTH_RESULTS (MII_BCM54XX_EXP_SEL_ER + 0xc4) 344 #define BCM54XX_RDB_ECD_PAIR_D_LENGTH_RESULTS 0x2a5 345 #define BCM54XX_EXP_ECD_PAIR_D_LENGTH_RESULTS (MII_BCM54XX_EXP_SEL_ER + 0xc5) 346 #define BCM54XX_ECD_LENGTH_RESULTS_INVALID 0xffff 347 348 #endif /* _LINUX_BRCMPHY_H */ 349