1 /* 2 * Copyright (C) 2018-2021 Marvell International Ltd. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 * https://spdx.org/licenses 6 */ 7 8 #ifndef PHY_COMPHY_3700_H 9 #define PHY_COMPHY_3700_H 10 11 #define PLL_SET_DELAY_US 600 12 #define COMPHY_PLL_TIMEOUT 1000 13 #define REG_16_BIT_MASK 0xFFFF 14 15 #define COMPHY_SELECTOR_PHY_REG 0xFC 16 /* bit0: 0: Lane1 is GbE0; 1: Lane1 is PCIE */ 17 #define COMPHY_SELECTOR_PCIE_GBE0_SEL_BIT BIT(0) 18 /* bit4: 0: Lane0 is GbE1; 1: Lane0 is USB3 */ 19 #define COMPHY_SELECTOR_USB3_GBE1_SEL_BIT BIT(4) 20 /* bit8: 0: Lane0 is USB3 instead of GbE1, Lane2 is SATA; 1: Lane2 is USB3 */ 21 #define COMPHY_SELECTOR_USB3_PHY_SEL_BIT BIT(8) 22 23 /* SATA PHY register offset */ 24 #define SATAPHY_LANE2_REG_BASE_OFFSET 0x200 25 26 /* USB3 PHY offset compared to SATA PHY */ 27 #define USB3PHY_LANE2_REG_BASE_OFFSET 0x200 28 29 /* Comphy lane2 indirect access register offset */ 30 #define COMPHY_LANE2_INDIR_ADDR_OFFSET 0x0 31 #define COMPHY_LANE2_INDIR_DATA_OFFSET 0x4 32 33 /* PHY shift to get related register address */ 34 enum { 35 PCIE = 1, 36 USB3, 37 }; 38 39 #define PCIEPHY_SHFT 2 40 #define USB3PHY_SHFT 2 41 #define PHY_SHFT(unit) ((unit == PCIE) ? PCIEPHY_SHFT : USB3PHY_SHFT) 42 43 /* PHY register */ 44 #define COMPHY_POWER_PLL_CTRL 0x01 45 #define PWR_PLL_CTRL_ADDR(unit) (COMPHY_POWER_PLL_CTRL * PHY_SHFT(unit)) 46 #define PU_IVREF_BIT BIT(15) 47 #define PU_PLL_BIT BIT(14) 48 #define PU_RX_BIT BIT(13) 49 #define PU_TX_BIT BIT(12) 50 #define PU_TX_INTP_BIT BIT(11) 51 #define PU_DFE_BIT BIT(10) 52 #define RESET_DTL_RX_BIT BIT(9) 53 #define PLL_LOCK_BIT BIT(8) 54 #define REF_FREF_SEL_OFFSET 0 55 #define REF_FREF_SEL_MASK (0x1F << REF_FREF_SEL_OFFSET) 56 #define REF_FREF_SEL_SERDES_25MHZ (0x1 << REF_FREF_SEL_OFFSET) 57 #define REF_FREF_SEL_SERDES_40MHZ (0x3 << REF_FREF_SEL_OFFSET) 58 #define REF_FREF_SEL_SERDES_50MHZ (0x4 << REF_FREF_SEL_OFFSET) 59 #define REF_FREF_SEL_PCIE_USB3_25MHZ (0x2 << REF_FREF_SEL_OFFSET) 60 #define REF_FREF_SEL_PCIE_USB3_40MHZ (0x3 << REF_FREF_SEL_OFFSET) 61 #define PHY_MODE_OFFSET 5 62 #define PHY_MODE_MASK (7 << PHY_MODE_OFFSET) 63 #define PHY_MODE_SATA (0x0 << PHY_MODE_OFFSET) 64 #define PHY_MODE_PCIE (0x3 << PHY_MODE_OFFSET) 65 #define PHY_MODE_SGMII (0x4 << PHY_MODE_OFFSET) 66 #define PHY_MODE_USB3 (0x5 << PHY_MODE_OFFSET) 67 68 #define COMPHY_KVCO_CAL_CTRL 0x02 69 #define KVCO_CAL_CTRL_ADDR(unit) (COMPHY_KVCO_CAL_CTRL * PHY_SHFT(unit)) 70 #define USE_MAX_PLL_RATE_BIT BIT(12) 71 #define SPEED_PLL_OFFSET 2 72 #define SPEED_PLL_MASK (0x3F << SPEED_PLL_OFFSET) 73 #define SPEED_PLL_VALUE_16 (0x10 << SPEED_PLL_OFFSET) 74 75 #define COMPHY_DIG_LOOPBACK_EN 0x23 76 #define DIG_LOOPBACK_EN_ADDR(unit) (COMPHY_DIG_LOOPBACK_EN * \ 77 PHY_SHFT(unit)) 78 #define SEL_DATA_WIDTH_OFFSET 10 79 #define SEL_DATA_WIDTH_MASK (0x3 << SEL_DATA_WIDTH_OFFSET) 80 #define DATA_WIDTH_10BIT (0x0 << SEL_DATA_WIDTH_OFFSET) 81 #define DATA_WIDTH_20BIT (0x1 << SEL_DATA_WIDTH_OFFSET) 82 #define DATA_WIDTH_40BIT (0x2 << SEL_DATA_WIDTH_OFFSET) 83 #define PLL_READY_TX_BIT BIT(4) 84 85 #define COMPHY_SYNC_PATTERN_REG 0x24 86 #define SYNC_PATTERN_REG_ADDR(unit) (COMPHY_SYNC_PATTERN_REG * \ 87 PHY_SHFT(unit)) 88 #define TXD_INVERT_BIT BIT(10) 89 #define RXD_INVERT_BIT BIT(11) 90 91 #define COMPHY_SYNC_MASK_GEN_REG 0x25 92 #define PHY_GEN_MAX_OFFSET 10 93 #define PHY_GEN_MAX_MASK (3 << PHY_GEN_MAX_OFFSET) 94 #define PHY_GEN_MAX_USB3_5G (1 << PHY_GEN_MAX_OFFSET) 95 96 #define COMPHY_ISOLATION_CTRL_REG 0x26 97 #define ISOLATION_CTRL_REG_ADDR(unit) (COMPHY_ISOLATION_CTRL_REG * \ 98 PHY_SHFT(unit)) 99 #define PHY_ISOLATE_MODE BIT(15) 100 101 #define COMPHY_REG_GEN2_SET_2 0x3e 102 #define GEN2_SETTING_2_ADDR(unit) (COMPHY_REG_GEN2_SET_2 * PHY_SHFT(unit)) 103 #define G2_TX_SSC_AMP_VALUE_20 BIT(14) 104 #define G2_TX_SSC_AMP_OFF 9 105 #define G2_TX_SSC_AMP_LEN 7 106 #define G2_TX_SSC_AMP_MASK (((1 << G2_TX_SSC_AMP_LEN) - 1) << \ 107 G2_TX_SSC_AMP_OFF) 108 109 #define COMPHY_REG_GEN3_SET_2 0x3f 110 #define GEN3_SETTING_2_ADDR(unit) (COMPHY_REG_GEN3_SET_2 * PHY_SHFT(unit)) 111 #define G3_TX_SSC_AMP_OFF 9 112 #define G3_TX_SSC_AMP_LEN 7 113 #define G3_TX_SSC_AMP_MASK (((1 << G2_TX_SSC_AMP_LEN) - 1) << \ 114 G2_TX_SSC_AMP_OFF) 115 #define G3_VREG_RXTX_MAS_ISET_OFF 7 116 #define G3_VREG_RXTX_MAS_ISET_60U (0 << G3_VREG_RXTX_MAS_ISET_OFF) 117 #define G3_VREG_RXTX_MAS_ISET_80U (1 << G3_VREG_RXTX_MAS_ISET_OFF) 118 #define G3_VREG_RXTX_MAS_ISET_100U (2 << G3_VREG_RXTX_MAS_ISET_OFF) 119 #define G3_VREG_RXTX_MAS_ISET_120U (3 << G3_VREG_RXTX_MAS_ISET_OFF) 120 #define G3_VREG_RXTX_MAS_ISET_MASK (BIT(7) | BIT(8)) 121 #define RSVD_PH03FH_6_0_OFF 0 122 #define RSVD_PH03FH_6_0_LEN 7 123 #define RSVD_PH03FH_6_0_MASK (((1 << RSVD_PH03FH_6_0_LEN) - 1) << \ 124 RSVD_PH03FH_6_0_OFF) 125 126 #define COMPHY_REG_UNIT_CTRL_ADDR 0x48 127 #define UNIT_CTRL_ADDR(unit) (COMPHY_REG_UNIT_CTRL_ADDR * \ 128 PHY_SHFT(unit)) 129 #define IDLE_SYNC_EN BIT(12) 130 #define UNIT_CTRL_DEFAULT_VALUE 0x60 131 132 #define COMPHY_MISC_REG0_ADDR 0x4F 133 #define MISC_REG0_ADDR(unit) (COMPHY_MISC_REG0_ADDR * PHY_SHFT(unit)) 134 #define CLK100M_125M_EN BIT(4) 135 #define TXDCLK_2X_SEL BIT(6) 136 #define CLK500M_EN BIT(7) 137 #define PHY_REF_CLK_SEL BIT(10) 138 #define MISC_REG0_DEFAULT_VALUE 0xA00D 139 140 #define COMPHY_MISC_REG1_ADDR 0x73 141 #define MISC_REG1_ADDR(unit) (COMPHY_MISC_REG1_ADDR * PHY_SHFT(unit)) 142 #define SEL_BITS_PCIE_FORCE BIT(15) 143 144 #define COMPHY_REG_GEN2_SETTINGS_3 0x112 145 #define COMPHY_GEN_FFE_CAP_SEL_MASK 0xF 146 #define COMPHY_GEN_FFE_CAP_SEL_VALUE 0xF 147 148 #define COMPHY_REG_LANE_CFG0_ADDR 0x180 149 #define LANE_CFG0_ADDR(unit) (COMPHY_REG_LANE_CFG0_ADDR * \ 150 PHY_SHFT(unit)) 151 #define PRD_TXDEEMPH0_MASK BIT(0) 152 #define PRD_TXMARGIN_MASK (BIT(1) | BIT(2) | BIT(3)) 153 #define PRD_TXSWING_MASK BIT(4) 154 #define CFG_TX_ALIGN_POS_MASK (BIT(5) | BIT(6) | BIT(7) | BIT(8)) 155 156 #define COMPHY_REG_LANE_CFG1_ADDR 0x181 157 #define LANE_CFG1_ADDR(unit) (COMPHY_REG_LANE_CFG1_ADDR * \ 158 PHY_SHFT(unit)) 159 #define PRD_TXDEEMPH1_MASK BIT(15) 160 #define USE_MAX_PLL_RATE_EN BIT(9) 161 #define TX_DET_RX_MODE BIT(6) 162 #define GEN2_TX_DATA_DLY_MASK (BIT(3) | BIT(4)) 163 #define GEN2_TX_DATA_DLY_DEFT (2 << 3) 164 #define TX_ELEC_IDLE_MODE_EN BIT(0) 165 166 #define COMPHY_REG_LANE_STATUS1_ADDR 0x183 167 #define LANE_STATUS1_ADDR(unit) (COMPHY_REG_LANE_STATUS1_ADDR * \ 168 PHY_SHFT(unit)) 169 #define TXDCLK_PCLK_EN BIT(0) 170 171 #define COMPHY_REG_LANE_CFG4_ADDR 0x188 172 #define LANE_CFG4_ADDR(unit) (COMPHY_REG_LANE_CFG4_ADDR * \ 173 PHY_SHFT(unit)) 174 #define SPREAD_SPECTRUM_CLK_EN BIT(7) 175 176 #define COMPHY_REG_GLOB_PHY_CTRL0_ADDR 0x1C1 177 #define GLOB_PHY_CTRL0_ADDR(unit) (COMPHY_REG_GLOB_PHY_CTRL0_ADDR * \ 178 PHY_SHFT(unit)) 179 #define SOFT_RESET BIT(0) 180 #define MODE_CORE_CLK_FREQ_SEL BIT(9) 181 #define MODE_PIPE_WIDTH_32 BIT(3) 182 #define MODE_REFDIV_OFFSET 4 183 #define MODE_REFDIV_LEN 2 184 #define MODE_REFDIV_MASK (0x3 << MODE_REFDIV_OFFSET) 185 #define MODE_REFDIV_BY_4 (0x2 << MODE_REFDIV_OFFSET) 186 187 #define COMPHY_REG_TEST_MODE_CTRL_ADDR 0x1C2 188 #define TEST_MODE_CTRL_ADDR(unit) (COMPHY_REG_TEST_MODE_CTRL_ADDR * \ 189 PHY_SHFT(unit)) 190 #define MODE_MARGIN_OVERRIDE BIT(2) 191 192 #define COMPHY_REG_GLOB_CLK_SRC_LO_ADDR 0x1C3 193 #define GLOB_CLK_SRC_LO_ADDR(unit) (COMPHY_REG_GLOB_CLK_SRC_LO_ADDR * \ 194 PHY_SHFT(unit)) 195 #define MODE_CLK_SRC BIT(0) 196 #define BUNDLE_PERIOD_SEL BIT(1) 197 #define BUNDLE_PERIOD_SCALE (BIT(2) | BIT(3)) 198 #define BUNDLE_SAMPLE_CTRL BIT(4) 199 #define PLL_READY_DLY (BIT(5) | BIT(6) | BIT(7)) 200 #define CFG_SEL_20B BIT(15) 201 202 #define COMPHY_REG_PWR_MGM_TIM1_ADDR 0x1D0 203 #define PWR_MGM_TIM1_ADDR(unit) (COMPHY_REG_PWR_MGM_TIM1_ADDR * \ 204 PHY_SHFT(unit)) 205 #define CFG_PM_OSCCLK_WAIT_OFF 12 206 #define CFG_PM_OSCCLK_WAIT_LEN 4 207 #define CFG_PM_OSCCLK_WAIT_MASK (((1 << CFG_PM_OSCCLK_WAIT_LEN) - 1) \ 208 << CFG_PM_OSCCLK_WAIT_OFF) 209 #define CFG_PM_RXDEN_WAIT_OFF 8 210 #define CFG_PM_RXDEN_WAIT_LEN 4 211 #define CFG_PM_RXDEN_WAIT_MASK (((1 << CFG_PM_RXDEN_WAIT_LEN) - 1) \ 212 << CFG_PM_RXDEN_WAIT_OFF) 213 #define CFG_PM_RXDEN_WAIT_1_UNIT (1 << CFG_PM_RXDEN_WAIT_OFF) 214 #define CFG_PM_RXDLOZ_WAIT_OFF 0 215 #define CFG_PM_RXDLOZ_WAIT_LEN 8 216 #define CFG_PM_RXDLOZ_WAIT_MASK (((1 << CFG_PM_RXDLOZ_WAIT_LEN) - 1) \ 217 << CFG_PM_RXDLOZ_WAIT_OFF) 218 #define CFG_PM_RXDLOZ_WAIT_7_UNIT (7 << CFG_PM_RXDLOZ_WAIT_OFF) 219 #define CFG_PM_RXDLOZ_WAIT_12_UNIT (0xC << CFG_PM_RXDLOZ_WAIT_OFF) 220 221 /* 222 * This register is not from PHY lane register space. It only exists in the 223 * indirect register space, before the actual PHY lane 2 registers. So the 224 * offset is absolute, not relative to SATAPHY_LANE2_REG_BASE_OFFSET. 225 * It is used only for SATA PHY initialization. 226 */ 227 #define COMPHY_RESERVED_REG 0x0E 228 #define PHYCTRL_FRM_PIN_BIT BIT(13) 229 230 /* SGMII */ 231 #define COMPHY_PHY_CFG1_OFFSET(lane) ((1 - (lane)) * 0x28) 232 #define PIN_PU_IVREF_BIT BIT(1) 233 #define PIN_RESET_CORE_BIT BIT(11) 234 #define PIN_RESET_COMPHY_BIT BIT(12) 235 #define PIN_PU_PLL_BIT BIT(16) 236 #define PIN_PU_RX_BIT BIT(17) 237 #define PIN_PU_TX_BIT BIT(18) 238 #define PIN_TX_IDLE_BIT BIT(19) 239 #define GEN_RX_SEL_OFFSET 22 240 #define GEN_RX_SEL_MASK (0xF << GEN_RX_SEL_OFFSET) 241 #define GEN_TX_SEL_OFFSET 26 242 #define GEN_TX_SEL_MASK (0xF << GEN_TX_SEL_OFFSET) 243 #define PHY_RX_INIT_BIT BIT(30) 244 #define SD_SPEED_1_25_G 0x6 245 #define SD_SPEED_3_125_G 0x8 246 247 /* COMPHY status reg: 248 * lane0: USB3/GbE1 PHY Status 1 249 * lane1: PCIe/GbE0 PHY Status 1 250 */ 251 #define COMPHY_PHY_STATUS_OFFSET(lane) (0x18 + (1 - (lane)) * 0x28) 252 #define PHY_RX_INIT_DONE_BIT BIT(0) 253 #define PHY_PLL_READY_RX_BIT BIT(2) 254 #define PHY_PLL_READY_TX_BIT BIT(3) 255 256 #define SGMIIPHY_ADDR(off, base) ((((off) & 0x00007FF) * 2) + (base)) 257 258 #define MAX_LANE_NR 3 259 260 /* comphy API */ 261 int mvebu_3700_comphy_is_pll_locked(uint8_t comphy_index, uint32_t comphy_mode); 262 int mvebu_3700_comphy_power_off(uint8_t comphy_index, uint32_t comphy_mode); 263 int mvebu_3700_comphy_power_on(uint8_t comphy_index, uint32_t comphy_mode); 264 #endif /* PHY_COMPHY_3700_H */ 265