u-boot/include/fsl_mmdc.h
Tom Rini ac727577f0 Revert "drivers/ddr/fsl: Dual-license DDR driver"
Upon further review, not all code authors are in favour of this change.
This reverts commit ee3556bcaf.

Signed-off-by: Tom Rini <trini@konsulko.com>
2018-02-14 21:34:05 -05:00

172 lines
3.5 KiB
C

/*
* Copyright 2016 Freescale Semiconductor, Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#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 */