Pankaj Gupta | c518de4 | 2020-12-09 14:02:39 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2021 NXP |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | * |
| 6 | */ |
| 7 | |
| 8 | #ifndef FSL_MMDC_H |
| 9 | #define FSL_MMDC_H |
| 10 | |
| 11 | /* PHY Write Leveling Configuration and Error Status Register (MPWLGCR) */ |
| 12 | #define MPWLGCR_HW_WL_EN (1 << 0) |
| 13 | |
| 14 | /* PHY Pre-defined Compare and CA delay-line Configuration (MPPDCMPR2) */ |
| 15 | #define MPPDCMPR2_MPR_COMPARE_EN (1 << 0) |
| 16 | |
| 17 | |
| 18 | /* MMDC PHY Read DQS gating control register 0 (MPDGCTRL0) */ |
| 19 | #define AUTO_RD_DQS_GATING_CALIBRATION_EN (1 << 28) |
| 20 | |
| 21 | /* MMDC PHY Read Delay HW Calibration Control Register (MPRDDLHWCTL) */ |
| 22 | #define MPRDDLHWCTL_AUTO_RD_CALIBRATION_EN (1 << 4) |
| 23 | |
| 24 | /* MMDC Core Power Saving Control and Status Register (MMDC_MAPSR) */ |
| 25 | #define MMDC_MAPSR_PWR_SAV_CTRL_STAT 0x00001067 |
| 26 | |
| 27 | /* MMDC Core Refresh Control Register (MMDC_MDREF) */ |
| 28 | #define MDREF_START_REFRESH (1 << 0) |
| 29 | |
| 30 | /* MMDC Core Special Command Register (MDSCR) */ |
| 31 | #define CMD_ADDR_MSB_MR_OP(x) (x << 24) |
| 32 | #define CMD_ADDR_LSB_MR_ADDR(x) (x << 16) |
| 33 | #define MDSCR_DISABLE_CFG_REQ (0 << 15) |
| 34 | #define MDSCR_ENABLE_CON_REQ (1 << 15) |
| 35 | #define MDSCR_CON_ACK (1 << 14) |
| 36 | #define MDSCR_WL_EN (1 << 9) |
| 37 | #define CMD_NORMAL (0 << 4) |
| 38 | #define CMD_PRECHARGE (1 << 4) |
| 39 | #define CMD_AUTO_REFRESH (2 << 4) |
| 40 | #define CMD_LOAD_MODE_REG (3 << 4) |
| 41 | #define CMD_ZQ_CALIBRATION (4 << 4) |
| 42 | #define CMD_PRECHARGE_BANK_OPEN (5 << 4) |
| 43 | #define CMD_MRR (6 << 4) |
| 44 | #define CMD_BANK_ADDR_0 0x0 |
| 45 | #define CMD_BANK_ADDR_1 0x1 |
| 46 | #define CMD_BANK_ADDR_2 0x2 |
| 47 | #define CMD_BANK_ADDR_3 0x3 |
| 48 | #define CMD_BANK_ADDR_4 0x4 |
| 49 | #define CMD_BANK_ADDR_5 0x5 |
| 50 | #define CMD_BANK_ADDR_6 0x6 |
| 51 | #define CMD_BANK_ADDR_7 0x7 |
| 52 | |
| 53 | /* MMDC Core Control Register (MDCTL) */ |
| 54 | #define MDCTL_SDE0 (U(1) << 31) |
| 55 | #define MDCTL_SDE1 (1 << 30) |
| 56 | |
| 57 | /* MMDC PHY ZQ HW control register (MMDC_MPZQHWCTRL) */ |
| 58 | #define MPZQHWCTRL_ZQ_HW_FORCE (1 << 16) |
| 59 | |
| 60 | /* MMDC PHY Measure Unit Register (MMDC_MPMUR0) */ |
| 61 | #define MMDC_MPMUR0_FRC_MSR (1 << 11) |
| 62 | |
| 63 | /* MMDC PHY Read delay-lines Configuration Register (MMDC_MPRDDLCTL) */ |
| 64 | /* default 64 for a quarter cycle delay */ |
| 65 | #define MMDC_MPRDDLCTL_DEFAULT_DELAY 0x40404040 |
| 66 | |
| 67 | /* MMDC Registers */ |
| 68 | struct mmdc_regs { |
| 69 | unsigned int mdctl; |
| 70 | unsigned int mdpdc; |
| 71 | unsigned int mdotc; |
| 72 | unsigned int mdcfg0; |
| 73 | unsigned int mdcfg1; |
| 74 | unsigned int mdcfg2; |
| 75 | unsigned int mdmisc; |
| 76 | unsigned int mdscr; |
| 77 | unsigned int mdref; |
| 78 | unsigned int res1[2]; |
| 79 | unsigned int mdrwd; |
| 80 | unsigned int mdor; |
| 81 | unsigned int mdmrr; |
| 82 | unsigned int mdcfg3lp; |
| 83 | unsigned int mdmr4; |
| 84 | unsigned int mdasp; |
| 85 | unsigned int res2[239]; |
| 86 | unsigned int maarcr; |
| 87 | unsigned int mapsr; |
| 88 | unsigned int maexidr0; |
| 89 | unsigned int maexidr1; |
| 90 | unsigned int madpcr0; |
| 91 | unsigned int madpcr1; |
| 92 | unsigned int madpsr0; |
| 93 | unsigned int madpsr1; |
| 94 | unsigned int madpsr2; |
| 95 | unsigned int madpsr3; |
| 96 | unsigned int madpsr4; |
| 97 | unsigned int madpsr5; |
| 98 | unsigned int masbs0; |
| 99 | unsigned int masbs1; |
| 100 | unsigned int res3[2]; |
| 101 | unsigned int magenp; |
| 102 | unsigned int res4[239]; |
| 103 | unsigned int mpzqhwctrl; |
| 104 | unsigned int mpzqswctrl; |
| 105 | unsigned int mpwlgcr; |
| 106 | unsigned int mpwldectrl0; |
| 107 | unsigned int mpwldectrl1; |
| 108 | unsigned int mpwldlst; |
| 109 | unsigned int mpodtctrl; |
| 110 | unsigned int mprddqby0dl; |
| 111 | unsigned int mprddqby1dl; |
| 112 | unsigned int mprddqby2dl; |
| 113 | unsigned int mprddqby3dl; |
| 114 | unsigned int mpwrdqby0dl; |
| 115 | unsigned int mpwrdqby1dl; |
| 116 | unsigned int mpwrdqby2dl; |
| 117 | unsigned int mpwrdqby3dl; |
| 118 | unsigned int mpdgctrl0; |
| 119 | unsigned int mpdgctrl1; |
| 120 | unsigned int mpdgdlst0; |
| 121 | unsigned int mprddlctl; |
| 122 | unsigned int mprddlst; |
| 123 | unsigned int mpwrdlctl; |
| 124 | unsigned int mpwrdlst; |
| 125 | unsigned int mpsdctrl; |
| 126 | unsigned int mpzqlp2ctl; |
| 127 | unsigned int mprddlhwctl; |
| 128 | unsigned int mpwrdlhwctl; |
| 129 | unsigned int mprddlhwst0; |
| 130 | unsigned int mprddlhwst1; |
| 131 | unsigned int mpwrdlhwst0; |
| 132 | unsigned int mpwrdlhwst1; |
| 133 | unsigned int mpwlhwerr; |
| 134 | unsigned int mpdghwst0; |
| 135 | unsigned int mpdghwst1; |
| 136 | unsigned int mpdghwst2; |
| 137 | unsigned int mpdghwst3; |
| 138 | unsigned int mppdcmpr1; |
| 139 | unsigned int mppdcmpr2; |
| 140 | unsigned int mpswdar0; |
| 141 | unsigned int mpswdrdr0; |
| 142 | unsigned int mpswdrdr1; |
| 143 | unsigned int mpswdrdr2; |
| 144 | unsigned int mpswdrdr3; |
| 145 | unsigned int mpswdrdr4; |
| 146 | unsigned int mpswdrdr5; |
| 147 | unsigned int mpswdrdr6; |
| 148 | unsigned int mpswdrdr7; |
| 149 | unsigned int mpmur0; |
| 150 | unsigned int mpwrcadl; |
| 151 | unsigned int mpdccr; |
| 152 | }; |
| 153 | |
| 154 | struct fsl_mmdc_info { |
| 155 | unsigned int mdctl; |
| 156 | unsigned int mdpdc; |
| 157 | unsigned int mdotc; |
| 158 | unsigned int mdcfg0; |
| 159 | unsigned int mdcfg1; |
| 160 | unsigned int mdcfg2; |
| 161 | unsigned int mdmisc; |
| 162 | unsigned int mdref; |
| 163 | unsigned int mdrwd; |
| 164 | unsigned int mdor; |
| 165 | unsigned int mdasp; |
| 166 | unsigned int mpodtctrl; |
| 167 | unsigned int mpzqhwctrl; |
| 168 | unsigned int mprddlctl; |
| 169 | }; |
| 170 | |
| 171 | void mmdc_init(const struct fsl_mmdc_info *priv, uintptr_t nxp_ddr_addr); |
| 172 | |
| 173 | #endif /* FSL_MMDC_H */ |