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Diffstat (limited to 'include/fsl_mmdc.h')
| -rw-r--r-- | include/fsl_mmdc.h | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/include/fsl_mmdc.h b/include/fsl_mmdc.h new file mode 100644 index 0000000..05fb41f --- /dev/null +++ b/include/fsl_mmdc.h @@ -0,0 +1,171 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2016 Freescale Semiconductor, Inc. + */ + +#ifndef FSL_MMDC_H +#define FSL_MMDC_H + +/* PHY Write Leveling Configuration and Error Status Register (MPWLGCR) */ +#define MPWLGCR_HW_WL_EN (1 << 0) + +/* PHY Pre-defined Compare and CA delay-line Configuration (MPPDCMPR2) */ +#define MPPDCMPR2_MPR_COMPARE_EN (1 << 0) + + +/* MMDC PHY Read DQS gating control register 0 (MPDGCTRL0) */ +#define AUTO_RD_DQS_GATING_CALIBRATION_EN (1 << 28) + +/* MMDC PHY Read Delay HW Calibration Control Register (MPRDDLHWCTL) */ +#define MPRDDLHWCTL_AUTO_RD_CALIBRATION_EN (1 << 4) + +/* MMDC Core Power Saving Control and Status Register (MMDC_MAPSR) */ +#define MMDC_MAPSR_PWR_SAV_CTRL_STAT 0x00001067 + +/* MMDC Core Refresh Control Register (MMDC_MDREF) */ +#define MDREF_START_REFRESH (1 << 0) + +/* MMDC Core Special Command Register (MDSCR) */ +#define CMD_ADDR_MSB_MR_OP(x) (x << 24) +#define CMD_ADDR_LSB_MR_ADDR(x) (x << 16) +#define MDSCR_DISABLE_CFG_REQ (0 << 15) +#define MDSCR_ENABLE_CON_REQ (1 << 15) +#define MDSCR_CON_ACK (1 << 14) +#define MDSCR_WL_EN (1 << 9) +#define CMD_NORMAL (0 << 4) +#define CMD_PRECHARGE (1 << 4) +#define CMD_AUTO_REFRESH (2 << 4) +#define CMD_LOAD_MODE_REG (3 << 4) +#define CMD_ZQ_CALIBRATION (4 << 4) +#define CMD_PRECHARGE_BANK_OPEN (5 << 4) +#define CMD_MRR (6 << 4) +#define CMD_BANK_ADDR_0 0x0 +#define CMD_BANK_ADDR_1 0x1 +#define CMD_BANK_ADDR_2 0x2 +#define CMD_BANK_ADDR_3 0x3 +#define CMD_BANK_ADDR_4 0x4 +#define CMD_BANK_ADDR_5 0x5 +#define CMD_BANK_ADDR_6 0x6 +#define CMD_BANK_ADDR_7 0x7 + +/* MMDC Core Control Register (MDCTL) */ +#define MDCTL_SDE0 (1 << 31) +#define MDCTL_SDE1 (1 << 30) + +/* MMDC PHY ZQ HW control register (MMDC_MPZQHWCTRL) */ +#define MPZQHWCTRL_ZQ_HW_FORCE (1 << 16) + +/* MMDC PHY Measure Unit Register (MMDC_MPMUR0) */ +#define MMDC_MPMUR0_FRC_MSR (1 << 11) + +/* MMDC PHY Read delay-lines Configuration Register (MMDC_MPRDDLCTL) */ +/* default 64 for a quarter cycle delay */ +#define MMDC_MPRDDLCTL_DEFAULT_DELAY 0x40404040 + +/* MMDC Registers */ +struct mmdc_regs { + u32 mdctl; + u32 mdpdc; + u32 mdotc; + u32 mdcfg0; + u32 mdcfg1; + u32 mdcfg2; + u32 mdmisc; + u32 mdscr; + u32 mdref; + u32 res1[2]; + u32 mdrwd; + u32 mdor; + u32 mdmrr; + u32 mdcfg3lp; + u32 mdmr4; + u32 mdasp; + u32 res2[239]; + u32 maarcr; + u32 mapsr; + u32 maexidr0; + u32 maexidr1; + u32 madpcr0; + u32 madpcr1; + u32 madpsr0; + u32 madpsr1; + u32 madpsr2; + u32 madpsr3; + u32 madpsr4; + u32 madpsr5; + u32 masbs0; + u32 masbs1; + u32 res3[2]; + u32 magenp; + u32 res4[239]; + u32 mpzqhwctrl; + u32 mpzqswctrl; + u32 mpwlgcr; + u32 mpwldectrl0; + u32 mpwldectrl1; + u32 mpwldlst; + u32 mpodtctrl; + u32 mprddqby0dl; + u32 mprddqby1dl; + u32 mprddqby2dl; + u32 mprddqby3dl; + u32 mpwrdqby0dl; + u32 mpwrdqby1dl; + u32 mpwrdqby2dl; + u32 mpwrdqby3dl; + u32 mpdgctrl0; + u32 mpdgctrl1; + u32 mpdgdlst0; + u32 mprddlctl; + u32 mprddlst; + u32 mpwrdlctl; + u32 mpwrdlst; + u32 mpsdctrl; + u32 mpzqlp2ctl; + u32 mprddlhwctl; + u32 mpwrdlhwctl; + u32 mprddlhwst0; + u32 mprddlhwst1; + u32 mpwrdlhwst0; + u32 mpwrdlhwst1; + u32 mpwlhwerr; + u32 mpdghwst0; + u32 mpdghwst1; + u32 mpdghwst2; + u32 mpdghwst3; + u32 mppdcmpr1; + u32 mppdcmpr2; + u32 mpswdar0; + u32 mpswdrdr0; + u32 mpswdrdr1; + u32 mpswdrdr2; + u32 mpswdrdr3; + u32 mpswdrdr4; + u32 mpswdrdr5; + u32 mpswdrdr6; + u32 mpswdrdr7; + u32 mpmur0; + u32 mpwrcadl; + u32 mpdccr; +}; + +struct fsl_mmdc_info { + u32 mdctl; + u32 mdpdc; + u32 mdotc; + u32 mdcfg0; + u32 mdcfg1; + u32 mdcfg2; + u32 mdmisc; + u32 mdref; + u32 mdrwd; + u32 mdor; + u32 mdasp; + u32 mpodtctrl; + u32 mpzqhwctrl; + u32 mprddlctl; +}; + +void mmdc_init(const struct fsl_mmdc_info *); + +#endif /* FSL_MMDC_H */ |