/*
* OMAP44xx EMIF header
*
* Copyright (C) 2009-2010 Texas Instruments, Inc.
*
* Aneesh V <aneesh@ti.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef _EMIF_H_
#define _EMIF_H_
#include <asm/types.h>
#include <asm/io.h>
/* Base address */
#ifndef EMIF1_BASE
#define EMIF1_BASE 0x4c000000
#endif
#define EMIF2_BASE 0x4d000000
#define EMIF_4D 0x4
#define EMIF_4D5 0x5
/* Registers shifts, masks and values */
/* EMIF_MOD_ID_REV */
#define EMIF_REG_SCHEME_SHIFT 30
#define EMIF_REG_SCHEME_MASK (0x3 << 30)
#define EMIF_REG_MODULE_ID_SHIFT 16
#define EMIF_REG_MODULE_ID_MASK (0xfff << 16)
#define EMIF_REG_RTL_VERSION_SHIFT 11
#define EMIF_REG_RTL_VERSION_MASK (0x1f << 11)
#define EMIF_REG_MAJOR_REVISION_SHIFT 8
#define EMIF_REG_MAJOR_REVISION_MASK (0x7 << 8)
#define EMIF_REG_MINOR_REVISION_SHIFT 0
#define EMIF_REG_MINOR_REVISION_MASK (0x3f << 0)
/* STATUS */
#define EMIF_REG_BE_SHIFT 31
#define EMIF_REG_BE_MASK (1 << 31)
#define EMIF_REG_DUAL_CLK_MODE_SHIFT 30
#define EMIF_REG_DUAL_CLK_MODE_MASK (1 << 30)
#define EMIF_REG_FAST_INIT_SHIFT 29
#define EMIF_REG_FAST_INIT_MASK (1 << 29)
#define EMIF_REG_LEVLING_TO_SHIFT 4
#define EMIF_REG_LEVELING_TO_MASK (7 << 4)
#define EMIF_REG_PHY_DLL_READY_SHIFT 2
#define EMIF_REG_PHY_DLL_READY_MASK (1 << 2)
/* SDRAM_CONFIG */
#define EMIF_REG_SDRAM_TYPE_SHIFT 29
#define EMIF_REG_SDRAM_TYPE_MASK (0x7 << 29)
#define EMIF_REG_SDRAM_TYPE_DDR1 0
#define EMIF_REG_SDRAM_TYPE_LPDDR1 1
#define EMIF_REG_SDRAM_TYPE_DDR2 2
#define EMIF_REG_SDRAM_TYPE_DDR3 3
#define EMIF_REG_SDRAM_TYPE_LPDDR2_S4 4
#define EMIF_REG_SDRAM_TYPE_LPDDR2_S2 5
#define EMIF_REG_IBANK_POS_SHIFT 27
#define EMIF_REG_IBANK_POS_MASK (0x3 << 27)
#define EMIF_REG_DDR_TERM_SHIFT 24
#define EMIF_REG_DDR_TERM_MASK (0x7 << 24)
#define EMIF_REG_DDR2_DDQS_SHIFT 23
#define EMIF_REG_DDR2_DDQS_MASK (1 << 23)
#define EMIF_REG_DYN_ODT_SHIFT 21
#define EMIF_REG_DYN_ODT_MASK (0x3 << 21)
#define EMIF_REG_DDR_DISABLE_DLL_SHIFT 20
#define EMIF_REG_DDR_DISABLE_DLL_MASK (1 << 20)
#define EMIF_REG_SDRAM_DRIVE_SHIFT 18
#define EMIF_REG_SDRAM_DRIVE_MASK (0x3 << 18)
#define EMIF_REG_CWL_SHIFT 16
#define EMIF_REG_CWL_MASK (0x3 << 16)
#define EMIF_REG_NARROW_MODE_SHIFT 14
#define EMIF_REG_NARROW_MODE_MASK (0x3 << 14)
#define EMIF_REG_CL_SHIFT 10
#define EMIF_REG_CL_MASK (0xf << 10)
#define EMIF_REG_ROWSIZE_SHIFT 7
#define EMIF_REG_ROWSIZE_MASK (0x7 << 7)
#define EMIF_REG_IBANK_SHIFT 4
#define EMIF_REG_IBANK_MASK (0x7 << 4)
#define EMIF_REG_EBANK_SHIFT 3
#define EMIF_REG_EBANK_MASK (1 << 3)
#define EMIF_REG_PAGESIZE_SHIFT 0
#define EMIF_REG_PAGESIZE_MASK (0x7 << 0)
/* SDRAM_CONFIG_2 */
#define EMIF_REG_CS1NVMEN_SHIFT 30
#define EMIF_REG_CS1NVMEN_MASK (1 << 30)
#define EMIF_REG_EBANK_POS_SHIFT 27
#define EMIF_REG_EBANK_POS_MASK (1 << 27)
#define EMIF_REG_RDBNUM_SHIFT 4
#define EMIF_REG_RDBNUM_MASK (0x3 << 4)
#define EMIF_REG_RDBSIZE_SHIFT 0
#define EMIF_REG_RDBSIZE_MASK (0x7 << 0)
/* SDRAM_REF_CTRL */
#define EMIF_REG_INITREF_DIS_SHIFT 31
#define EMIF_REG_INITREF_DIS_MASK (1 << 31)
#define EMIF_REG_SRT_SHIFT 29
#define EMIF_REG_SRT_MASK (1 << 29)
#define EMIF_REG_ASR_SHIFT 28
#define EMIF_REG_ASR_MASK (1 << 28)
#define EMIF_REG_PASR_SHIFT 24
#define EMIF_REG_PASR_MASK (0x7 << 24)
#define EMIF_REG_REFRESH_RATE_SHIFT 0
#define EMIF_REG_REFRESH_RATE_MASK (0xffff << 0)
/* SDRAM_REF_CTRL_SHDW */
#define EMIF_REG_REFRESH_RATE_SHDW_SHIFT 0
#define EMIF_REG_REFRESH_RATE_SHDW_MASK (0xffff << 0)
/* SDRAM_TIM_1 */
#define EMIF_REG_T_RP_SHIFT 25
#define EMIF_REG_T_RP_MASK (0xf << 25)
#define EMIF_REG_T_RCD_SHIFT 21
#define EMIF_REG_T_RCD_MASK (0xf << 21)
#define EMIF_REG_T_WR_SHIFT 17
#define EMIF_REG_T_WR_MASK (0xf << 17)
#define EMIF_REG_T_RAS_SHIFT 12
#define EMIF_REG_T_RAS_MASK (0x1f << 12)
#define EMIF_REG_T_RC_SHIFT 6
#define EMIF_REG_T_RC_MASK (0x3f << 6)
#define EMIF_REG_T_RRD_SHIFT 3
#define EMIF_REG_T_RRD_MASK (0x7 << 3)
#define EMIF_REG_T_WTR_SHIFT 0
#define EMIF_REG_T_WTR_MASK (0x7 << 0)
/* SDRAM_TIM_1_SHDW */
#define EMIF_REG_T_RP_SHDW_SHIFT 25
#define EMIF_REG_T_RP_SHDW_MASK (0xf << 25)
#define EMIF_REG_T_RCD_SHDW_SHIFT 21
#define EMIF_REG_T_RCD_SHDW_MASK (0xf << 21)
#define EMIF_REG_T_WR_SHDW_SHIFT 17
#define EMIF_REG_T_WR_SHDW_MASK (0xf << 17)
#define EMIF_REG_T_RAS_SHDW_SHIFT 12
#define EMIF_REG_T_RAS_SHDW_MASK (0x1f << 12)
#define EMIF_REG_T_RC_SHDW_SHIFT 6
#define EMIF_REG_T_RC_SHDW_MASK (0x3f << 6)
#define EMIF_REG_T_RRD_SHDW_SHIFT 3
#define EMIF_REG_T_RRD_SHDW_MASK (0x7 << 3)
#define EMIF_REG_T_WTR_SHDW_SHIFT 0
#define EMIF_REG_T_WTR_SHDW_MASK (0x7 << 0)
/* SDRAM_TIM_2 */
#define EMIF_REG_T_XP_SHIFT 28
#define EMIF_REG_T_XP_MASK (0x7 << 28)
#define EMIF_REG_T_ODT_SHIFT 25
#define EMIF_REG_T_ODT_MASK (0x7 << 25)
#define EMIF_REG_T_XSNR_SHIFT 16
#define EMIF_REG_T_XSNR_MASK (0x1ff << 16)
#define EMIF_REG_T_XSRD_SHIFT 6
#define EMIF_REG_T_XSRD_MASK (0x3ff << 6)
#define EMIF_REG_T_RTP_SHIFT 3
#define EMIF_REG_T_RTP_MASK (0x7 << 3)
#define EMIF_REG_T_CKE_SHIFT 0
#define EMIF_REG_T_CKE_MASK (0x7 << 0)
/* SDRAM_TIM_2_SHDW */
#define EMIF_REG_T_XP_SHDW_SHIFT 28
#define EMIF_REG_T_XP_SHDW_MASK (0x7 << 28)
#define EMIF_REG_T_ODT_SHDW_SHIFT 25
#define EMIF_REG_T_ODT_SHDW_MASK (0x7 << 25)
#define EMIF_REG_T_XSNR_SHDW_SHIFT 16
#define EMIF_REG_T_XSNR_SHDW_MASK (0x1ff << 16)
#define EMIF_REG_T_XSRD_SHDW_SHIFT 6
#define EMIF_REG_T_XSRD_SHDW_MASK (0x3ff << 6)
#define EMIF_REG_T_RTP_SHDW_SHIFT 3
#define EMIF_REG_T_RTP_SHDW_MASK (0x7 << 3)
#define EMIF_REG_T_CKE_SHDW_SHIFT 0
#define EMIF_REG_T_CKE_SHDW_MASK (0x7 << 0)
/* SDRAM_TIM_3 */
#define EMIF_REG_T_CKESR_SHIFT 21
#define EMIF_REG_T_CKESR_MASK (0x7 << 21)
#define EMIF_REG_ZQ_ZQCS_SHIFT 15
#define EMIF_REG_ZQ_ZQCS_MASK (0x3f << 15)
#define EMIF_REG_T_TDQSCKMAX_SHIFT 13
#define EMIF_REG_T_TDQSCKMAX_MASK (0x3 << 13)
#define EMIF_REG_T_RFC_SHIFT 4
#define EMIF_REG_T_RFC_MASK (0x1ff << 4)
#define EMIF_REG_T_RAS_MAX_SHIFT 0
#define EMIF_REG_T_RAS_MAX_MASK (0xf << 0)
/* SDRAM_TIM_3_SHDW */
#define EMIF_REG_T_CKESR_SHDW_SHIFT 21
#define EMIF_REG_T_CKESR_SHDW_MASK (0x7 << 21)
#define EMIF_REG_ZQ_ZQCS_SHDW_SHIFT 15
#define EMIF_REG_ZQ_ZQCS_SHDW_MASK (0x3f << 15)
#define EMIF_REG_T_TDQSCKMAX_SHDW_SHIFT 13
#define EMIF_REG_T_TDQSCKMAX_SHDW_MASK (0x3 << 13)
#define EMIF_REG_T_RFC_SHDW_SHIFT 4
#define EMIF_REG_T_RFC_SHDW_MASK (0x1ff << 4)
#define EMIF_REG_T_RAS_MAX_SHDW_SHIFT 0
#define EMIF_REG_T_RAS_MAX_SHDW_MASK (0xf << 0)
/* LPDDR2_NVM_TIM */
#define EMIF_REG_NVM_T_XP_SHIFT 28
#define EMIF_REG_NVM_T_XP_MASK (0x7 << 28)
#define EMIF_REG_NVM_T_WTR_SHIFT 24
#define EMIF_REG_NVM_T_WTR_MASK (0x7 << 24)
#define EMIF_REG_NVM_T_RP_SHIFT 20
#define EMIF_REG_NVM_T_RP_MASK (0xf << 20)
#define EMIF_REG_NVM_T_WRA_SHIFT 16
#define EMIF_REG_NVM_T_WRA_MASK (0xf << 16)
#define EMIF_REG_NVM_T_RRD_SHIFT 8
#define EMIF_REG_NVM_T_RRD_MASK (0xff << 8)
#define EMIF_REG_NVM_T_RCDMIN_SHIFT 0
#define EMIF_REG_NVM_T_RCDMIN_MASK (0xff << 0)
/* LPDDR2_NVM_TIM_SHDW */
#define EMIF_REG_NVM_T_XP_SHDW_SHIFT 28
#define EMIF_REG_NVM_T_XP_SHDW_MASK (0x7 << 28)
#define EMIF_REG_NVM_T_WTR_SHDW_SHIFT 24
#define EMIF_REG_NVM_T_WTR_SHDW_MASK (0x7 << 24)
#define EMIF_REG_NVM_T_RP_SHDW_SHIFT 20
#define EMIF_REG_NVM_T_RP_SHDW_MASK (0xf << 20)
#define EMIF_REG_NVM_T_WRA_SHDW_SHIFT 16
#define EMIF_REG_NVM_T_WRA_SHDW_MASK (0xf << 16)
#define EMIF_REG_NVM_T_RRD_SHDW_SHIFT 8
#define EMIF_REG_NVM_T_RRD_SHDW_MASK (0xff << 8)
#define EMIF_REG_NVM_T_RCDMIN_SHDW_SHIFT 0
#define EMIF_REG_NVM_T_RCDMIN_SHDW_MASK (0xff << 0)
/* PWR_MGMT_CTRL */
#define EMIF_REG_IDLEMODE_SHIFT 30
#define EMIF_REG_IDLEMODE_MASK (0x3 << 30)
#define EMIF_REG_PD_TIM_SHIFT 12
#define EMIF_REG_PD_TIM_MASK (0xf << 12)
#define EMIF_REG_DPD_EN_SHIFT 11
#define EMIF_REG_DPD_EN_MASK (1 << 11)
#define EMIF_REG_LP_MODE_SHIFT 8
#define EMIF_REG_LP_MODE_MASK (0x7 << 8)
#define EMIF_REG_SR_TIM_SHIFT 4
#define EMIF_REG_SR_TIM_MASK (0xf << 4)
#define EMIF_REG_CS_TIM_SHIFT 0
#define EMIF_REG_CS_TIM_MASK (0xf << 0)
/* PWR_MGMT_CTRL_SHDW */
#define EMIF_REG_PD_TIM_SHDW_SHIFT 12
#define EMIF_REG_PD_TIM_SHDW_MASK (0xf << 12)
#define EMIF_REG_SR_TIM_SHDW_SHIFT 4
#define EMIF_REG_SR_TIM_SHDW_MASK (0xf << 4)
#define EMIF_REG_CS_TIM_SHDW_SHIFT 0
#define EMIF_REG_CS_TIM_SHDW_MASK (0xf << 0)
/* LPDDR2_MODE_REG_DATA */
#define EMIF_REG_VALUE_0_SHIFT 0
#define EMIF_REG_VALUE_0_MASK (0x7f << 0)
/* LPDDR2_MODE_REG_CFG */
#define EMIF_REG_CS_SHIFT 31
#define EMIF_REG_CS_MASK (1 << 31)
#define EMIF_REG_REFRESH_EN_SHIFT 30
#define EMIF_REG_REFRESH_EN_MASK (1 << 30)
#define EMIF_REG_ADDRESS_SHIFT 0
#define EMIF_REG_ADDRESS_MASK (0xff << 0)
/* OCP_CONFIG */
#define EMIF_REG_SYS_THRESH_MAX_SHIFT 24
#define EMIF_REG_SYS_THRESH_MAX_MASK (0xf << 24)
#define EMIF_REG_MPU_THRESH_MAX_SHIFT 20
#define EMIF_REG_MPU_THRESH_MAX_MASK (0xf << 20)
#define EMIF_REG_LL_THRESH_MAX_SHIFT 16
#define EMIF_REG_LL_THRESH_MAX_MASK (0xf << 16)
#define EMIF_REG_PR_OLD_COUNT_SHIFT 0
#define EMIF_REG_PR_OLD_COUNT_MASK (0xff << 0)
/* OCP_CFG_VAL_1 */
#define EMIF_REG_SYS_BUS_WIDTH_SHIFT 30
#define EMIF_REG_SYS_BUS_WIDTH_MASK (0x3 << 30)
#define EMIF_REG_LL_BUS_WIDTH_SHIFT 28
#define EMIF_REG_LL_BUS_WIDTH_MASK (0x3 << 28)
#define EMIF_REG_WR_FIFO_DEPTH_SHIFT 8
#define EMIF_REG_WR_FIFO_DEPTH_MASK (0xff << 8)
#define EMIF_REG_CMD_FIFO_DEPTH_SHIFT 0
#define EMIF_REG_CMD_FIFO_DEPTH_MASK (0xff << 0)
/* OCP_CFG_VAL_2 */
#define EMIF_REG_RREG_FIFO_DEPTH_SHIFT 16
#define EMIF_REG_RREG_FIFO_DEPTH_MASK (0xff << 16)
#define EMIF_REG_RSD_FIFO_DEPTH_SHIFT 8
#define EMIF_REG_RSD_FIFO_DEPTH_MASK (0xff << 8)
#define EMIF_REG_RCMD_FIFO_DEPTH_SHIFT 0
#define EMIF_REG_RCMD_FIFO_DEPTH_MASK (0xff << 0)
/* IODFT_TLGC */
#define EMIF_REG_TLEC_SHIFT 16
#define EMIF_REG_TLEC_MASK (0xffff << 16)
#define EMIF_REG_MT_SHIFT 14
#define EMIF_REG_MT_MASK (1 << 14)
#define EMIF_REG_ACT_CAP_EN_SHIFT 13
#define EMIF_REG_ACT_CAP_EN_MASK (1 << 13)
#define EMIF_REG_OPG_LD_SHIFT 12
#define EMIF_REG_OPG_LD_MASK (1 << 12)
#define EMIF_REG_RESET_PHY_SHIFT 10
#define EMIF_REG_RESET_PHY_MASK (1 << 10)
#define EMIF_REG_MMS_SHIFT 8
#define EMIF_REG_MMS_MASK (1 << 8)
#define EMIF_REG_MC_SHIFT 4
#define EMIF_REG_MC_MASK (0x3 << 4)
#define EMIF_REG_PC_SHIFT 1
#define EMIF_REG_PC_MASK (0x7 << 1)
#define EMIF_REG_TM_SHIFT 0
#define EMIF_REG_TM_MASK (1 << 0)
/* IODFT_CTRL_MISR_RSLT */
#define EMIF_REG_DQM_TLMR_SHIFT 16
#define EMIF_REG_DQM_TLMR_MASK (0x3ff << 16)
#define EMIF_REG_CTL_TLMR_SHIFT 0
#define EMIF_REG_CTL_TLMR_MASK (0x7ff << 0)
/* IODFT_ADDR_MISR_RSLT */
#define EMIF_REG_ADDR_TLMR_SHIFT 0
#define EMIF_REG_ADDR_TLMR_MASK (0x1fffff << 0)
/* IODFT_DATA_MISR_RSLT_1 */
#define EMIF_REG_DATA_TLMR_31_0_SHIFT 0
#define EMIF_REG_DATA_TLMR_31_0_MASK (0xffffffff << 0)
/* IODFT_DATA_MISR_RSLT_2 */
#define EMIF_REG_DATA_TLMR_63_32_SHIFT 0
#define EMIF_REG_DATA_TLMR_63_32_MASK (0xffffffff << 0)
/* IODFT_DATA_MISR_RSLT_3 */
#define EMIF_REG_DATA_TLMR_66_64_SHIFT 0
#define EMIF_REG_DATA_TLMR_66_64_MASK (0x7 << 0)
/* PERF_CNT_1 */
#define EMIF_REG_COUNTER1_SHIFT 0
#define EMIF_REG_COUNTER1_MASK (0xffffffff << 0)
/* PERF_CNT_2 */
#define EMIF_REG_COUNTER2_SHIFT 0
#define EMIF_REG_COUNTER2_MASK (0xffffffff << 0)
/* PERF_CNT_CFG */
#define EMIF_REG_CNTR2_MCONNID_EN_SHIFT 31
#define EMIF_REG_CNTR2_MCONNID_EN_MASK (1 << 31)
#define EMIF_REG_CNTR2_REGION_EN_SHIFT 30
#define EMIF_REG_CNTR2_REGION_EN_MASK (1 << 30)
#define EMIF_REG_CNTR2_CFG_SHIFT 16
#define EMIF_REG_CNTR2_CFG_MASK (0xf << 16)
#define EMIF_REG_CNTR1_MCONNID_EN_SHIFT 15
#define EMIF_REG_CNTR1_MCONNID_EN_MASK (1 << 15)
#define EMIF_REG_CNTR1_REGION_EN_SHIFT 14
#define EMIF_REG_CNTR1_REGION_EN_MASK (1 << 14)
#define EMIF_REG_CNTR1_CFG_SHIFT 0
#define EMIF_REG_CNTR1_CFG_MASK (0xf << 0)
/* PERF_CNT_SEL */
#define EMIF_REG_MCONNID2_SHIFT 24
#define EMIF_REG_MCONNID2_MASK (0xff << 24)
#define EMIF_REG_REGION_SEL2_SHIFT 16
#define EMIF_REG_REGION_SEL2_MASK (0x3 << 16)
#define EMIF_REG_MCONNID1_SHIFT 8
#define EMIF_REG_MCONNID1_MASK (0xff << 8)
#define EMIF_REG_REGION_SEL1_SHIFT 0
#define EMIF_REG_REGION_SEL1_MASK (0x3 << 0)
/* PERF_CNT_TIM */
#define EMIF_REG_TOTAL_TIME_SHIFT 0
#define EMIF_REG_TOTAL_TIME_MASK (0xffffffff << 0)
/* READ_IDLE_CTRL */
#define EMIF_REG_READ_IDLE_LEN_SHIFT 16
#define EMIF_REG_READ_IDLE_LEN_MASK (0xf << 16)
#define EMIF_REG_READ_IDLE_INTERVAL_SHIFT 0
#define EMIF_REG_READ_IDLE_INTERVAL_MASK (0x1ff << 0)
/* READ_IDLE_CTRL_SHDW */
#define EMIF_REG_READ_IDLE_LEN_SHDW_SHIFT 16
#define EMIF_REG_READ_IDLE_LEN_SHDW_MASK (0xf << 16)
#define EMIF_REG_READ_IDLE_INTERVAL_SHDW_SHIFT 0
#define EMIF_REG_READ_IDLE_INTERVAL_SHDW_MASK (0x1ff << 0)
/* IRQ_EOI */
#define EMIF_REG_EOI_SHIFT 0
#define EMIF_REG_EOI_MASK (1 << 0)
/* IRQSTATUS_RAW_SYS */
#define EMIF_REG_DNV_SYS_SHIFT 2
#define EMIF_REG_DNV_SYS_MASK (1 << 2)
#define EMIF_REG_TA_SYS_SHIFT 1
#define EMIF_REG_TA_SYS_MASK (1 << 1)
#define EMIF_REG_ERR_SYS_SHIFT 0
#define EMIF_REG_ERR_SYS_MASK (1 << 0)
/* IRQSTATUS_RAW_LL */
#define EMIF_REG_DNV_LL_SHIFT 2
#define EMIF_REG_DNV_LL_MASK (1 << 2)
#define EMIF_REG_TA_LL_SHIFT 1
#define EMIF_REG_TA_LL_MASK (1 << 1)
#define EMIF_REG_ERR_LL_SHIFT 0
#define EMIF_REG_ERR_LL_MASK (1 << 0)
/* IRQSTATUS_SYS */
/* IRQSTATUS_LL */
/* IRQENABLE_SET_SYS */
#define EMIF_REG_EN_DNV_SYS_SHIFT 2
#define EMIF_REG_EN_DNV_SYS_MASK (1 << 2)
#define EMIF_REG_EN_TA_SYS_SHIFT 1
#define EMIF_REG_EN_TA_SYS_MASK (1 << 1)
#define EMIF_REG_EN_ERR_SYS_SHIFT 0
#define EMIF_REG_EN_ERR_SYS_MASK (1 << 0)
/* IRQENABLE_SET_LL */
#define EMIF_REG_EN_DNV_LL_SHIFT 2
#define EMIF_REG_EN_DNV_LL_MASK (1 << 2)
#define EMIF_REG_EN_TA_LL_SHIFT 1
#define EMIF_REG_EN_TA_LL_MASK (1 << 1)
#define EMIF_REG_EN_ERR_LL_SHIFT 0
#define EMIF_REG_EN_ERR_LL_MASK (1 << 0)
/* IRQENABLE_CLR_SYS */
/* IRQENABLE_CLR_LL */
/* ZQ_CONFIG */
#define EMIF_REG_ZQ_CS1EN_SHIFT 31
#define EMIF_REG_ZQ_CS1EN_MASK (1 << 31)
#define EMIF_REG_ZQ_CS0EN_SHIFT 30
#define EMIF_REG_ZQ_CS0EN_MASK (1 << 30)
#define EMIF_REG_ZQ_DUALCALEN_SHIFT 29
#define EMIF_REG_ZQ_DUALCALEN_MASK (1 << 29)
#define EMIF_REG_ZQ_SFEXITEN_SHIFT 28
#define EMIF_REG_ZQ_SFEXITEN_MASK (1 << 28)
#define EMIF_REG_ZQ_ZQINIT_MULT_SHIFT 18
#define EMIF_REG_ZQ_ZQINIT_MULT_MASK (0x3 << 18)
#define EMIF_REG_ZQ_ZQCL_MULT_SHIFT 16
#define EMIF_REG_ZQ_ZQCL_MULT_MASK (0x3 << 16)
#define EMIF_REG_ZQ_REFINTERVAL_SHIFT 0
#define EMIF_REG_ZQ_REFINTERVAL_MASK (0xffff << 0)
/* TEMP_ALERT_CONFIG */
#define EMIF_REG_TA_CS1EN_SHIFT 31
#define EMIF_REG_TA_CS1EN_MASK (1 << 31)
#define EMIF_REG_TA_CS0EN_SHIFT 30
#define EMIF_REG_TA_CS0EN_MASK (1 << 30)
#define EMIF_REG_TA_SFEXITEN_SHIFT 28
#define EMIF_REG_TA_SFEXITEN_MASK (1 << 28)
#define EMIF_REG_TA_DEVWDT_SHIFT 26
#define EMIF_REG_TA_DEVWDT_MASK (0x3 << 26)
#define EMIF_REG_TA_DEVCNT_SHIFT 24
#define EMIF_REG_TA_DEVCNT_MASK (0x3 << 24)
#define EMIF_REG_TA_REFINTERVAL_SHIFT 0
#define EMIF_REG_TA_REFINTERVAL_MASK (0x3fffff << 0)
/* OCP_ERR_LOG */
#define EMIF_REG_MADDRSPACE_SHIFT 14
#define EMIF_REG_MADDRSPACE_MASK (0x3 << 14)
#define EMIF_REG_MBURSTSEQ_SHIFT 11
#define EMIF_REG_MBURSTSEQ_MASK (0x7 << 11)
#define EMIF_REG_MCMD_SHIFT 8
#define EMIF_REG_MCMD_MASK (0x7 << 8)
#define EMIF_REG_MCONNID_SHIFT 0
#define EMIF_REG_MCONNID_MASK (0xff << 0)
/* DDR_PHY_CTRL_1 */
#define EMIF_REG_DDR_PHY_CTRL_1_SHIFT 4
#define EMIF_REG_DDR_PHY_CTRL_1_MASK (0xfffffff << 4)
#define EMIF_REG_READ_LATENCY_SHIFT 0
#define EMIF_REG_READ_LATENCY_MASK (0xf << 0)
#define EMIF_REG_DLL_SLAVE_DLY_CTRL_SHIFT 4
#define EMIF_REG_DLL_SLAVE_DLY_CTRL_MASK (0xFF << 4)
#define EMIF_EMIF_DDR_PHY_CTRL_1_BASE_VAL_SHIFT 12
#define EMIF_EMIF_DDR_PHY_CTRL_1_BASE_VAL_MASK (0xFFFFF << 12)
/* DDR_PHY_CTRL_1_SHDW */
#define EMIF_REG_DDR_PHY_CTRL_1_SHDW_SHIFT 4
#define EMIF_REG_DDR_PHY_CTRL_1_SHDW_MASK (0xfffffff << 4)
#define EMIF_REG_READ_LATENCY_SHDW_SHIFT 0
#define EMIF_REG_READ_LATENCY_SHDW_MASK (0xf << 0)
#define EMIF_REG_DLL_SLAVE_DLY_CTRL_SHDW_SHIFT 4
#define EMIF_REG_DLL_SLAVE_DLY_CTRL_SHDW_MASK (0xFF << 4)
#define EMIF_EMIF_DDR_PHY_CTRL_1_BASE_VAL_SHDW_SHIFT 12
#define EMIF_EMIF_DDR_PHY_CTRL_1_BASE_VAL_SHDW_MASK (0xFFFFF << 12)
#define EMIF_DDR_PHY_CTRL_1_WRLVL_MASK_SHIFT 25
#define EMIF_DDR_PHY_CTRL_1_WRLVL_MASK_MASK (1 << 25)
#define EMIF_DDR_PHY_CTRL_1_RDLVLGATE_MASK_SHIFT 26
#define EMIF_DDR_PHY_CTRL_1_RDLVLGATE_MASK_MASK (1 << 26)
#define EMIF_DDR_PHY_CTRL_1_RDLVL_MASK_SHIFT 27
#define EMIF_DDR_PHY_CTRL_1_RDLVL_MASK_MASK (1 << 27)
/* DDR_PHY_CTRL_2 */
#define EMIF_REG_DDR_PHY_CTRL_2_SHIFT 0
#define EMIF_REG_DDR_PHY_CTRL_2_MASK (0xffffffff << 0)
/*EMIF_READ_WRITE_LEVELING_CONTROL*/
#define EMIF_REG_RDWRLVLFULL_START_SHIFT 31
#define EMIF_REG_RDWRLVLFULL_START_MASK (1 << 31)
#define EMIF_REG_RDWRLVLINC_PRE_SHIFT 24
#define EMIF_REG_RDWRLVLINC_PRE_MASK (0x7F << 24)
#define EMIF_REG_RDLVLINC_INT_SHIFT 16
#define EMIF_REG_RDLVLINC_INT_MASK (0xFF << 16)
#define EMIF_REG_RDLVLGATEINC_INT_SHIFT 8
#define EMIF_REG_RDLVLGATEINC_INT_MASK (0xFF << 8)
#define EMIF_REG_WRLVLINC_INT_SHIFT 0
#define EMIF_REG_WRLVLINC_INT_MASK (0xFF << 0)
/*EMIF_READ_WRITE_LEVELING_RAMP_CONTROL*/
#define EMIF_REG_RDWRLVL_EN_SHIFT 31
#define EMIF_REG_RDWRLVL_EN_MASK (1 << 31)
#define EMIF_REG_RDWRLVLINC_RMP_PRE_SHIFT 24
#define EMIF_REG_RDWRLVLINC_RMP_PRE_MASK (0x7F << 24)
#define EMIF_REG_RDLVLINC_RMP_INT_SHIFT 16
#define EMIF_REG_RDLVLINC_RMP_INT_MASK (0xFF << 16)
#define EMIF_REG_RDLVLGATEINC_RMP_INT_SHIFT 8
#define EMIF_REG_RDLVLGATEINC_RMP_INT_MASK (0xFF << 8)
#define EMIF_REG_WRLVLINC_RMP_INT_SHIFT 0
#define EMIF_REG_WRLVLINC_RMP_INT_MASK (0xFF << 0)
/*EMIF_READ_WRITE_LEVELING_RAMP_WINDOW*/
#define EMIF_REG_RDWRLVLINC_RMP_WIN_SHIFT 0
#define EMIF_REG_RDWRLVLINC_RMP_WIN_MASK (0x1FFF << 0)
/* EMIF_PHY_CTRL_36 */
#define EMIF_REG_PHY_FIFO_WE_IN_MISALINED_CLR (1 << 8)
#define PHY_RDDQS_RATIO_REGS 5
#define PHY_FIFO_WE_SLAVE_RATIO_REGS 5
#define PHY_REG_WR_DQ_SLAVE_RATIO_REGS 10
/*Leveling Fields */
#define DDR3_WR_LVL_INT 0x73
#define DDR3_RD_LVL_INT 0x33
#define DDR3_RD_LVL_GATE_INT 0x59
#define RD_RW_LVL_INC_PRE 0x0
#define DDR3_FULL_LVL (1 << EMIF_REG_RDWRLVL_EN_SHIFT)
#define DDR3_INC_LVL ((DDR3_WR_LVL_INT << EMIF_REG_WRLVLINC_INT_SHIFT) \
| (DDR3_RD_LVL_GATE_INT << EMIF_REG_RDLVLGATEINC_INT_SHIFT) \
| (DDR3_RD_LVL_INT << EMIF_REG_RDLVLINC_RMP_INT_SHIFT) \
| (RD_RW_LVL_INC_PRE << EMIF_REG_RDWRLVLINC_RMP_PRE_SHIFT))
#define SDRAM_CONFIG_EXT_RD_LVL_11_SAMPLES 0x0000C1A7
#define SDRAM_CONFIG_EXT_RD_LVL_4_SAMPLES 0x000001A7
#define SDRAM_CONFIG_EXT_RD_LVL_11_SAMPLES_ES2 0x0000C1C7
/* DMM */
#define DMM_BASE 0x4E000040
/* Memory Adapter */
#define MA_BASE 0x482AF040
#define MA_PRIORITY 0x482A2000
#define MA_HIMEM_INTERLEAVE_UN_SHIFT 8
#define MA_HIMEM_INTERLEAVE_UN_MASK (1 << 8)
/* DMM_LISA_MAP */
#define EMIF_SYS_ADDR_SHIFT 24
#define EMIF_SYS_ADDR_MASK (0xff << 24)
#define EMIF_SYS_SIZE_SHIFT 20
#define EMIF_SYS_SIZE_MASK (0x7 << 20)
#define EMIF_SDRC_INTL_SHIFT 18
#define EMIF_SDRC_INTL_MASK (0x3 << 18)
#define EMIF_SDRC_ADDRSPC_SHIFT 16
#define EMIF_SDRC_ADDRSPC_MASK (0x3 << 16)
#define EMIF_SDRC_MAP_SHIFT 8
#define EMIF_SDRC_MAP_MASK (0x3 << 8)
#define EMIF_SDRC_ADDR_SHIFT 0
#define EMIF_SDRC_ADDR_MASK (0xff << 0)
/* DMM_LISA_MAP fields */
#define DMM_SDRC_MAP_UNMAPPED 0
#define DMM_SDRC_MAP_EMIF1_ONLY 1
#define DMM_SDRC_MAP_EMIF2_ONLY 2
#define DMM_SDRC_MAP_EMIF1_AND_EMIF2 3
#define DMM_SDRC_INTL_NONE 0
#define DMM_SDRC_INTL_128B 1
#define DMM_SDRC_INTL_256B 2
#define DMM_SDRC_INTL_512 3
#define DMM_SDRC_ADDR_SPC_SDRAM 0
#define DMM_SDRC_ADDR_SPC_NVM 1
#define DMM_SDRC_ADDR_SPC_INVALID 2
#define DMM_LISA_MAP_INTERLEAVED_BASE_VAL (\
(DMM_SDRC_MAP_EMIF1_AND_EMIF2 << EMIF_SDRC_MAP_SHIFT) |\
(DMM_SDRC_ADDR_SPC_SDRAM << EMIF_SDRC_ADDRSPC_SHIFT) |\
(DMM_SDRC_INTL_128B << EMIF_SDRC_INTL_SHIFT) |\
(CFG_SYS_SDRAM_BASE << EMIF_SYS_ADDR_SHIFT))
#define DMM_LISA_MAP_EMIF1_ONLY_BASE_VAL (\
(DMM_SDRC_MAP_EMIF1_ONLY << EMIF_SDRC_MAP_SHIFT)|\
(DMM_SDRC_ADDR_SPC_SDRAM << EMIF_SDRC_ADDRSPC_SHIFT)|\
(DMM_SDRC_INTL_NONE << EMIF_SDRC_INTL_SHIFT))
#define DMM_LISA_MAP_EMIF2_ONLY_BASE_VAL (\
(DMM_SDRC_MAP_EMIF2_ONLY << EMIF_SDRC_MAP_SHIFT)|\
(DMM_SDRC_ADDR_SPC_SDRAM << EMIF_SDRC_ADDRSPC_SHIFT)|\
(DMM_SDRC_INTL_NONE << EMIF_SDRC_INTL_SHIFT))
/* Trap for invalid TILER PAT entries */
#define DMM_LISA_MAP_0_INVAL_ADDR_TRAP (\
(0 << EMIF_SDRC_ADDR_SHIFT) |\
(DMM_SDRC_MAP_EMIF1_ONLY << EMIF_SDRC_MAP_SHIFT)|\
(DMM_SDRC_ADDR_SPC_INVALID << EMIF_SDRC_ADDRSPC_SHIFT)|\
(DMM_SDRC_INTL_NONE << EMIF_SDRC_INTL_SHIFT)|\
(0xFF << EMIF_SYS_ADDR_SHIFT))
#define EMIF_EXT_PHY_CTRL_TIMING_REG 0x5
/* EMIF ECC CTRL reg */
#define EMIF_ECC_CTRL_REG_ECC_EN_SHIFT 31
#define EMIF_ECC_CTRL_REG_ECC_EN_MASK (1 << 31)
#define EMIF_ECC_CTRL_REG_ECC_ADDR_RGN_PROT_SHIFT 30
#define EMIF_ECC_CTRL_REG_ECC_ADDR_RGN_PROT_MASK (1 << 30)
#define EMIF_ECC_CTRL_REG_ECC_VERIFY_DIS_SHIFT 29
#define EMIF_ECC_CTRL_REG_ECC_VERIFY_DIS_MASK (1 << 29)
#define EMIF_ECC_REG_RMW_EN_SHIFT 28
#define EMIF_ECC_REG_RMW_EN_MASK (1 << 28)
#define EMIF_ECC_REG_ECC_ADDR_RGN_2_EN_SHIFT 1
#define EMIF_ECC_REG_ECC_ADDR_RGN_2_EN_MASK (1 << 1)
#define EMIF_ECC_REG_ECC_ADDR_RGN_1_EN_SHIFT 0
#define EMIF_ECC_REG_ECC_ADDR_RGN_1_EN_MASK (1 << 0)
/* EMIF ECC ADDRESS RANGE */
#define EMIF_ECC_REG_ECC_END_ADDR_SHIFT 16
#define EMIF_ECC_REG_ECC_END_ADDR_MASK (0xffff << 16)
#define EMIF_ECC_REG_ECC_START_ADDR_SHIFT 0
#define EMIF_ECC_REG_ECC_START_ADDR_MASK (0xffff << 0)
/* EMIF_SYSTEM_OCP_INTERRUPT_RAW_STATUS */
#define EMIF_INT_ONEBIT_ECC_ERR_SYS_SHIFT 5
#define EMIF_INT_ONEBIT_ECC_ERR_SYS_MASK (1 << 5)
#define EMIF_INT_TWOBIT_ECC_ERR_SYS_SHIFT 4
#define EMIF_INT_TWOBIT_ECC_ERR_SYS_MASK (1 << 4)
#define EMIF_INT_WR_ECC_ERR_SYS_SHIFT 3
#define EMIF_INT_WR_ECC_ERR_SYS_MASK (1 << 3)
/* Reg mapping structure */
struct emif_reg_struct {
u32 emif_mod_id_rev;
u32 emif_status;
u32 emif_sdram_config;
u32 emif_lpddr2_nvm_config;
u32 emif_sdram_ref_ctrl;
u32 emif_sdram_ref_ctrl_shdw;
u32 emif_sdram_tim_1;
u32 emif_sdram_tim_1_shdw;
u32 emif_sdram_tim_2;
u32 emif_sdram_tim_2_shdw;
u32 emif_sdram_tim_3;
u32 emif_sdram_tim_3_shdw;
u32 emif_lpddr2_nvm_tim;
u32 emif_lpddr2_nvm_tim_shdw;
u32 emif_pwr_mgmt_ctrl;
u32 emif_pwr_mgmt_ctrl_shdw;
u32 emif_lpddr2_mode_reg_data;
u32 padding1[1];
u32 emif_lpddr2_mode_reg_data_es2;
u32 padding11[1];
u32 emif_lpddr2_mode_reg_cfg;
u32 emif_l3_config;
u32 emif_l3_cfg_val_1;
u32 emif_l3_cfg_val_2;
u32 emif_iodft_tlgc;
u32 padding2[7];
u32 emif_perf_cnt_1;
u32 emif_perf_cnt_2;
u32 emif_perf_cnt_cfg;
u32 emif_perf_cnt_sel;
u32 emif_perf_cnt_tim;
u32 padding3;
u32 emif_read_idlectrl;
u32 emif_read_idlectrl_shdw;
u32 padding4;
u32 emif_irqstatus_raw_sys;
u32 emif_irqstatus_raw_ll;
u32 emif_irqstatus_sys;
u32 emif_irqstatus_ll;
u32 emif_irqenable_set_sys;
u32 emif_irqenable_set_ll;
u32 emif_irqenable_clr_sys;
u32 emif_irqenable_clr_ll;
u32 padding5;
u32 emif_zq_config;
u32 emif_temp_alert_config;
u32 emif_l3_err_log;
u32 emif_rd_wr_lvl_rmp_win;
u32 emif_rd_wr_lvl_rmp_ctl;
u32 emif_rd_wr_lvl_ctl;
u32 padding6[1];
u32 emif_ddr_phy_ctrl_1;
u32 emif_ddr_phy_ctrl_1_shdw;
u32 emif_ddr_phy_ctrl_2;
u32 padding7[4];
u32 emif_prio_class_serv_map;
u32 emif_connect_id_serv_1_map;
u32 emif_connect_id_serv_2_map;
u32 padding8;
u32 emif_ecc_ctrl_reg;
u32 emif_ecc_address_range_1;
u32 emif_ecc_address_range_2;
u32 padding8_1;
u32 emif_rd_wr_exec_thresh;
u32 emif_cos_config;
#if defined(CONFIG_DRA7XX) || defined(CONFIG_ARCH_KEYSTONE)
u32 padding9[2];
u32 emif_1b_ecc_err_cnt;
u32 emif_1b_ecc_err_thrush;
u32 emif_1b_ecc_err_dist_1;
u32 emif_1b_ecc_err_addr_log;
u32 emif_2b_ecc_err_addr_log;
u32 emif_ddr_phy_status[28];
u32 padding10[19];
#else
u32 padding9[6];
u32 emif_ddr_phy_status[28];
u32 padding10[20];
#endif
u32 emif_ddr_ext_phy_ctrl_1;
u32 emif_ddr_ext_phy_ctrl_1_shdw;
u32 emif_ddr_ext_phy_ctrl_2;
u32 emif_ddr_ext_phy_ctrl_2_shdw;
u32 emif_ddr_ext_phy_ctrl_3;
u32 emif_ddr_ext_phy_ctrl_3_shdw;
u32 emif_ddr_ext_phy_ctrl_4;
u32 emif_ddr_ext_phy_ctrl_4_shdw;
u32 emif_ddr_ext_phy_ctrl_5;
u32 emif_ddr_ext_phy_ctrl_5_shdw;
u32 emif_ddr_ext_phy_ctrl_6;
u32 emif_ddr_ext_phy_ctrl_6_shdw;
u32 emif_ddr_ext_phy_ctrl_7;
u32 emif_ddr_ext_phy_ctrl_7_shdw;
u32 emif_ddr_ext_phy_ctrl_8;
u32 emif_ddr_ext_phy_ctrl_8_shdw;
u32 emif_ddr_ext_phy_ctrl_9;
u32 emif_ddr_ext_phy_ctrl_9_shdw;
u32 emif_ddr_ext_phy_ctrl_10;
u32 emif_ddr_ext_phy_ctrl_10_shdw;
u32 emif_ddr_ext_phy_ctrl_11;
u32 emif_ddr_ext_phy_ctrl_11_shdw;
u32 emif_ddr_ext_phy_ctrl_12;
u32 emif_ddr_ext_phy_ctrl_12_shdw;
u32 emif_ddr_ext_phy_ctrl_13;
u32 emif_ddr_ext_phy_ctrl_13_shdw;
u32 emif_ddr_ext_phy_ctrl_14;
u32 emif_ddr_ext_phy_ctrl_14_shdw;
u32 emif_ddr_ext_phy_ctrl_15;
u32 emif_ddr_ext_phy_ctrl_15_shdw;
u32 emif_ddr_ext_phy_ctrl_16;
u32 emif_ddr_ext_phy_ctrl_16_shdw;
u32 emif_ddr_ext_phy_ctrl_17;
u32 emif_ddr_ext_phy_ctrl_17_shdw;
u32 emif_ddr_ext_phy_ctrl_18;
u32 emif_ddr_ext_phy_ctrl_18_shdw;
u32 emif_ddr_ext_phy_ctrl_19;
u32 emif_ddr_ext_phy_ctrl_19_shdw;
u32 emif_ddr_ext_phy_ctrl_20;
u32 emif_ddr_ext_phy_ctrl_20_shdw;
u32 emif_ddr_ext_phy_ctrl_21;
u32 emif_ddr_ext_phy_ctrl_21_shdw;
u32 emif_ddr_ext_phy_ctrl_22;
u32 emif_ddr_ext_phy_ctrl_22_shdw;
u32 emif_ddr_ext_phy_ctrl_23;
u32 emif_ddr_ext_phy_ctrl_23_shdw;
u32 emif_ddr_ext_phy_ctrl_24;
u32 emif_ddr_ext_phy_ctrl_24_shdw;
u32 emif_ddr_ext_phy_ctrl_25;
u32 emif_ddr_ext_phy_ctrl_25_shdw;
u32 emif_ddr_ext_phy_ctrl_26;
u32 emif_ddr_ext_phy_ctrl_26_shdw;
u32 emif_ddr_ext_phy_ctrl_27;
u32 emif_ddr_ext_phy_ctrl_27_shdw;
u32 emif_ddr_ext_phy_ctrl_28;
u32 emif_ddr_ext_phy_ctrl_28_shdw;
u32 emif_ddr_ext_phy_ctrl_29;
u32 emif_ddr_ext_phy_ctrl_29_shdw;
u32 emif_ddr_ext_phy_ctrl_30;
u32 emif_ddr_ext_phy_ctrl_30_shdw;
u32 emif_ddr_ext_phy_ctrl_31;
u32 emif_ddr_ext_phy_ctrl_31_shdw;
u32 emif_ddr_ext_phy_ctrl_32;
u32 emif_ddr_ext_phy_ctrl_32_shdw;
u32 emif_ddr_ext_phy_ctrl_33;
u32 emif_ddr_ext_phy_ctrl_33_shdw;
u32 emif_ddr_ext_phy_ctrl_34;
u32 emif_ddr_ext_phy_ctrl_34_shdw;
u32 emif_ddr_ext_phy_ctrl_35;
u32 emif_ddr_ext_phy_ctrl_35_shdw;
union {
u32 emif_ddr_ext_phy_ctrl_36;
u32 emif_ddr_fifo_misaligned_clear_1;
};
union {
u32 emif_ddr_ext_phy_ctrl_36_shdw;
u32 emif_ddr_fifo_misaligned_clear_2;
};
};
struct dmm_lisa_map_regs {
u32 dmm_lisa_map_0;
u32 dmm_lisa_map_1;
u32 dmm_lisa_map_2;
u32 dmm_lisa_map_3;
u8 is_ma_present;
};
#define CS0 0
#define CS1 1
/* The maximum frequency at which the LPDDR2 interface can operate in Hz*/
#define MAX_LPDDR2_FREQ 400000000 /* 400 MHz */
/*
* The period of DDR clk is represented as numerator and denominator for
* better accuracy in integer based calculations. However, if the numerator
* and denominator are very huge there may be chances of overflow in
* calculations. So, as a trade-off keep denominator(and consequently
* numerator) within a limit sacrificing some accuracy - but not much
* If denominator and numerator are already small (such as at 400 MHz)
* no adjustment is needed
*/
#define EMIF_PERIOD_DEN_LIMIT 1000
/*
* Maximum number of different frequencies supported by EMIF driver
* Determines the number of entries in the pointer array for register
* cache
*/
#define EMIF_MAX_NUM_FREQUENCIES 6
/*
* Indices into the Addressing Table array.
* One entry each for all the different types of devices with different
* addressing schemes
*/
#define ADDR_TABLE_INDEX64M 0
#define ADDR_TABLE_INDEX128M 1
#define ADDR_TABLE_INDEX256M 2
#define ADDR_TABLE_INDEX512M 3
#define ADDR_TABLE_INDEX1GS4 4
#define ADDR_TABLE_INDEX2GS4 5
#define ADDR_TABLE_INDEX4G 6
#define ADDR_TABLE_INDEX8G 7
#define ADDR_TABLE_INDEX1GS2 8
#define ADDR_TABLE_INDEX2GS2 9
#define ADDR_TABLE_INDEXMAX 10
/* Number of Row bits */
#define ROW_9 0
#define ROW_10 1
#define ROW_11 2
#define ROW_12 3
#define ROW_13 4
#define ROW_14 5
#define ROW_15 6
#define ROW_16 7
/* Number of Column bits */
#define COL_8 0
#define COL_9 1
#define COL_10 2
#define COL_11 3
#define COL_7 4 /*Not supported by OMAP included for completeness */
/* Number of Banks*/
#define BANKS1 0
#define BANKS2 1
#define BANKS4 2
#define BANKS8 3
/* Refresh rate in micro seconds x 10 */
#define T_REFI_15_6 156
#define T_REFI_7_8 78
#define T_REFI_3_9 39
#define EBANK_CS1_DIS 0
#define EBANK_CS1_EN 1
/* Read Latency used by the device at reset */
#define RL_BOOT 3
/* Read Latency for the highest frequency you want to use */
#ifdef CONFIG_OMAP54XX
#define RL_FINAL 8
#else
#define RL_FINAL 6
#endif
/* Interleaving policies at EMIF level- between banks and Chip Selects */
#define EMIF_INTERLEAVING_POLICY_MAX_INTERLEAVING 0
#define EMIF_INTERLEAVING_POLICY_NO_BANK_INTERLEAVING 3
/*
* Interleaving policy to be used
* Currently set to MAX interleaving for better performance
*/
#define EMIF_INTERLEAVING_POLICY EMIF_INTERLEAVING_POLICY_MAX_INTERLEAVING
/* State of the core voltage:
* This is important for some parameters such as read idle control and
* ZQ calibration timings. Timings are much stricter when voltage ramp
* is happening compared to when the voltage is stable.
* We need to calculate two sets of values for these parameters and use
* them accordingly
*/
#define LPDDR2_VOLTAGE_STABLE 0
#define LPDDR2_VOLTAGE_RAMPING 1
/* Length of the forced read idle period in terms of cycles */
#define EMIF_REG_READ_IDLE_LEN_VAL 5
/* Interval between forced 'read idles' */
/* To be used when voltage is changed for DPS/DVFS - 1us */
#define READ_IDLE_INTERVAL_DVFS (1*1000)
/*
* To be used when voltage is not scaled except by Smart Reflex
* 50us - or maximum value will do
*/
#define READ_IDLE_INTERVAL_NORMAL (50*1000)
/*
* Unless voltage is changing due to DVFS one ZQCS command every 50ms should
* be enough. This shoule be enough also in the case when voltage is changing
* due to smart-reflex.
*/
#define EMIF_ZQCS_INTERVAL_NORMAL_IN_US (50*1000)
/*
* If voltage is changing due to DVFS ZQCS should be performed more
* often(every 50us)
*/
#define EMIF_ZQCS_INTERVAL_DVFS_IN_US 50
/* The interval between ZQCL commands as a multiple of ZQCS interval */
#define REG_ZQ_ZQCL_MULT 4
/* The interval between ZQINIT commands as a multiple of ZQCL interval */
#define REG_ZQ_ZQINIT_MULT 3
/* Enable ZQ Calibration on exiting Self-refresh */
#define REG_ZQ_SFEXITEN_ENABLE 1
/*
* ZQ Calibration simultaneously on both chip-selects:
* Needs one calibration resistor per CS
* None of the boards that we know of have this capability
* So disabled by default
*/
#define REG_ZQ_DUALCALEN_DISABLE 0
/*
* Enable ZQ Calibration by default on CS0. If we are asked to program
* the EMIF there will be something connected to CS0 for sure
*/
#define REG_ZQ_CS0EN_ENABLE 1
/* EMIF_PWR_MGMT_CTRL register */
/* Low power modes */
#define LP_MODE_DISABLE 0
#define LP_MODE_CLOCK_STOP 1
#define LP_MODE_SELF_REFRESH 2
#define LP_MODE_PWR_DN 3
/* REG_DPD_EN */
#define DPD_DISABLE 0
#define DPD_ENABLE 1
/* Maximum delay before Low Power Modes */
#define REG_CS_TIM 0x0
#define REG_SR_TIM 0xF
#define REG_PD_TIM 0xF
/* EMIF_PWR_MGMT_CTRL register */
#define EMIF_PWR_MGMT_CTRL (\
((REG_CS_TIM << EMIF_REG_CS_TIM_SHIFT) & EMIF_REG_CS_TIM_MASK)|\
((REG_SR_TIM << EMIF_REG_SR_TIM_SHIFT) & EMIF_REG_SR_TIM_MASK)|\
((REG_PD_TIM << EMIF_REG_PD_TIM_SHIFT) & EMIF_REG_PD_TIM_MASK)|\
((LP_MODE_SELF_REFRESH << EMIF_REG_LP_MODE_SHIFT)\
& EMIF_REG_LP_MODE_MASK) |\
((DPD_DISABLE << EMIF_REG_DPD_EN_SHIFT)\
& EMIF_REG_DPD_EN_MASK))\
#define EMIF_PWR_MGMT_CTRL_SHDW (\
((REG_CS_TIM << EMIF_REG_CS_TIM_SHDW_SHIFT)\
& EMIF_REG_CS_TIM_SHDW_MASK) |\
((REG_SR_TIM << EMIF_REG_SR_TIM_SHDW_SHIFT)\
& EMIF_REG_SR_TIM_SHDW_MASK) |\
((REG_PD_TIM << EMIF_REG_PD_TIM_SHDW_SHIFT)\
& EMIF_REG_PD_TIM_SHDW_MASK))
/* EMIF_L3_CONFIG register value */
#define EMIF_L3_CONFIG_VAL_SYS_10_LL_0 0x0A0000FF
#define EMIF_L3_CONFIG_VAL_SYS_10_MPU_3_LL_0 0x0A300000
#define EMIF_L3_CONFIG_VAL_SYS_10_MPU_5_LL_0 0x0A500000
/*
* Value of bits 12:31 of DDR_PHY_CTRL_1 register:
* All these fields have magic values dependent on frequency and
* determined by PHY and DLL integration with EMIF. Setting the magic
* values suggested by hw team.
*/
#define EMIF_DDR_PHY_CTRL_1_BASE_VAL 0x049FF
#define EMIF_DLL_SLAVE_DLY_CTRL_400_MHZ 0x41
#define EMIF_DLL_SLAVE_DLY_CTRL_200_MHZ 0x80
#define EMIF_DLL_SLAVE_DLY_CTRL_100_MHZ_AND_LESS 0xFF
/*
* MR1 value:
* Burst length : 8
* Burst type : sequential
* Wrap : enabled
* nWR : 3(default). EMIF does not do pre-charge.
* : So nWR is don't care
*/
#define MR1_BL_8_BT_SEQ_WRAP_EN_NWR_3 0x23
#define MR1_BL_8_BT_SEQ_WRAP_EN_NWR_8 0xc3
/* MR2 */
#define MR2_RL3_WL1 1
#define MR2_RL4_WL2 2
#define MR2_RL5_WL2 3
#define MR2_RL6_WL3 4
/* MR10: ZQ calibration codes */
#define MR10_ZQ_ZQCS 0x56
#define MR10_ZQ_ZQCL 0xAB
#define MR10_ZQ_ZQINIT 0xFF
#define MR10_ZQ_ZQRESET 0xC3
/* TEMP_ALERT_CONFIG */
#define TEMP_ALERT_POLL_INTERVAL_MS 360 /* for temp gradient - 5 C/s */
#define TEMP_ALERT_CONFIG_DEVCT_1 0
#define TEMP_ALERT_CONFIG_DEVWDT_32 2
/* MR16 value: refresh full array(no partial array self refresh) */
#define MR16_REF_FULL_ARRAY 0
/*
* Maximum number of entries we keep in our array of timing tables
* We need not keep all the speed bins supported by the device
* We need to keep timing tables for only the speed bins that we
* are interested in
*/
#define MAX_NUM_SPEEDBINS 4
/* LPDDR2 Densities */
#define LPDDR2_DENSITY_64Mb 0
#define LPDDR2_DENSITY_128Mb 1
#define LPDDR2_DENSITY_256Mb 2
#define LPDDR2_DENSITY_512Mb 3
#define LPDDR2_DENSITY_1Gb 4
#define LPDDR2_DENSITY_2Gb 5
#define LPDDR2_DENSITY_4Gb 6
#define LPDDR2_DENSITY_8Gb 7
#define LPDDR2_DENSITY_16Gb 8
#define LPDDR2_DENSITY_32Gb 9
/* LPDDR2 type */
#define LPDDR2_TYPE_S4 0
#define LPDDR2_TYPE_S2 1
#define LPDDR2_TYPE_NVM 2
/* LPDDR2 IO width */
#define LPDDR2_IO_WIDTH_32 0
#define LPDDR2_IO_WIDTH_16 1
#define LPDDR2_IO_WIDTH_8 2
/* Mode register numbers */
#define LPDDR2_MR0 0
#define LPDDR2_MR1 1
#define LPDDR2_MR2 2
#define LPDDR2_MR3 3
#define LPDDR2_MR4 4
#define LPDDR2_MR5 5
#define LPDDR2_MR6 6
#define LPDDR2_MR7 7
#define LPDDR2_MR8 8
#define LPDDR2_MR9 9
#define LPDDR2_MR10 10
#define LPDDR2_MR11 11
#define LPDDR2_MR16 16
#define LPDDR2_MR17 17
#define LPDDR2_MR18 18
/* MR0 */
#define LPDDR2_MR0_DAI_SHIFT 0
#define LPDDR2_MR0_DAI_MASK 1
#define LPDDR2_MR0_DI_SHIFT 1
#define LPDDR2_MR0_DI_MASK (1 << 1)
#define LPDDR2_MR0_DNVI_SHIFT 2
#define LPDDR2_MR0_DNVI_MASK (1 << 2)
/* MR4 */
#define MR4_SDRAM_REF_RATE_SHIFT 0
#define MR4_SDRAM_REF_RATE_MASK 7
#define MR4_TUF_SHIFT 7
#define MR4_TUF_MASK (1 << 7)
/* MR4 SDRAM Refresh Rate field values */
#define SDRAM_TEMP_LESS_LOW_SHUTDOWN 0x0
#define SDRAM_TEMP_LESS_4X_REFRESH_AND_TIMINGS 0x1
#define SDRAM_TEMP_LESS_2X_REFRESH_AND_TIMINGS 0x2
#define SDRAM_TEMP_NOMINAL 0x3
#define SDRAM_TEMP_RESERVED_4 0x4
#define SDRAM_TEMP_HIGH_DERATE_REFRESH 0x5
#define SDRAM_TEMP_HIGH_DERATE_REFRESH_AND_TIMINGS 0x6
#define SDRAM_TEMP_VERY_HIGH_SHUTDOWN 0x7
#define LPDDR2_MANUFACTURER_SAMSUNG 1
#define LPDDR2_MANUFACTURER_QIMONDA 2
#define LPDDR2_MANUFACTURER_ELPIDA 3
#define LPDDR2_MANUFACTURER_ETRON 4
#define LPDDR2_MANUFACTURER_NANYA 5
#define LPDDR2_MANUFACTURER_HYNIX 6
#define LPDDR2_MANUFACTURER_MOSEL 7
#define LPDDR2_MANUFACTURER_WINBOND 8
#define LPDDR2_MANUFACTURER_ESMT 9
#define LPDDR2_MANUFACTURER_SPANSION 11
#define LPDDR2_MANUFACTURER_SST 12
#define LPDDR2_MANUFACTURER_ZMOS 13
#define LPDDR2_MANUFACTURER_INTEL 14
#define LPDDR2_MANUFACTURER_NUMONYX 254
#define LPDDR2_MANUFACTURER_MICRON 255
/* MR8 register fields */
#define MR8_TYPE_SHIFT 0x0
#define MR8_TYPE_MASK 0x3
#define MR8_DENSITY_SHIFT 0x2
#define MR8_DENSITY_MASK (0xF << 0x2)
#define MR8_IO_WIDTH_SHIFT 0x6
#define MR8_IO_WIDTH_MASK (0x3 << 0x6)
/* SDRAM TYPE */
#define EMIF_SDRAM_TYPE_DDR2 0x2
#define EMIF_SDRAM_TYPE_DDR3 0x3
#define EMIF_SDRAM_TYPE_LPDDR2 0x4
struct lpddr2_addressing {
u8 num_banks;
u8 t_REFI_us_x10;
u8 row_sz[2]; /* One entry each for x32 and x16 */
u8 col_sz[2]; /* One entry each for x32 and x16 */
};
/* Structure for timings from the DDR datasheet */
struct lpddr2_ac_timings {
u32 max_freq;
u8 RL;
u8 tRPab;
u8 tRCD;
u8 tWR;
u8 tRASmin;
u8 tRRD;
u8 tWTRx2;
u8 tXSR;
u8 tXPx2;
u8 tRFCab;
u8 tRTPx2;
u8 tCKE;
u8 tCKESR;
u8 tZQCS;
u32 tZQCL;
u32 tZQINIT;
u8 tDQSCKMAXx2;
u8 tRASmax;
u8 tFAW;
};
/*
* Min tCK values for some of the parameters:
* If the calculated clock cycles for the respective parameter is
* less than the corresponding min tCK value, we need to set the min
* tCK value. This may happen at lower frequencies.
*/
struct lpddr2_min_tck {
u32 tRL;
u32 tRP_AB;
u32 tRCD;
u32 tWR;
u32 tRAS_MIN;
u32 tRRD;
u32 tWTR;
u32 tXP;
u32 tRTP;
u8 tCKE;
u32 tCKESR;
u32 tFAW;
};
struct lpddr2_device_details {
u8 type;
u8 density;
u8 io_width;
u8 manufacturer;
};
struct lpddr2_device_timings {
const struct lpddr2_ac_timings **ac_timings;
const struct lpddr2_min_tck *min_tck;
};
/* Details of the devices connected to each chip-select of an EMIF instance */
struct emif_device_details {
const struct lpddr2_device_details *cs0_device_details;
const struct lpddr2_device_details *cs1_device_details;
const struct lpddr2_device_timings *cs0_device_timings;
const struct lpddr2_device_timings *cs1_device_timings;
};
/*
* Structure containing shadow of important registers in EMIF
* The calculation function fills in this structure to be later used for
* initialization and DVFS
*/
struct emif_regs {
u32 freq;
u32 sdram_config_init;
u32 sdram_config;
u32 sdram_config2;
u32 ref_ctrl;
u32 ref_ctrl_final;
u32 sdram_tim1;
u32 sdram_tim2;
u32 sdram_tim3;
u32 ocp_config;
u32 read_idle_ctrl;
u32 zq_config;
u32 temp_alert_config;
u32 emif_ddr_phy_ctlr_1_init;
u32 emif_ddr_phy_ctlr_1;
u32 emif_ddr_ext_phy_ctrl_1;
u32 emif_ddr_ext_phy_ctrl_2;
u32 emif_ddr_ext_phy_ctrl_3;
u32 emif_ddr_ext_phy_ctrl_4;
u32 emif_ddr_ext_phy_ctrl_5;
u32 emif_rd_wr_lvl_rmp_win;
u32 emif_rd_wr_lvl_rmp_ctl;
u32 emif_rd_wr_lvl_ctl;
u32 emif_rd_wr_exec_thresh;
u32 emif_prio_class_serv_map;
u32 emif_connect_id_serv_1_map;
u32 emif_connect_id_serv_2_map;
u32 emif_cos_config;
u32 emif_ecc_ctrl_reg;
u32 emif_ecc_address_range_1;
u32 emif_ecc_address_range_2;
};
struct lpddr2_mr_regs {
s8 mr1;
s8 mr2;
s8 mr3;
s8 mr10;
s8 mr16;
};
struct read_write_regs {
u32 read_reg;
u32 write_reg;
};
static inline u32 get_emif_rev(u32 base)
{
struct emif_reg_struct *emif = (struct emif_reg_struct *)base;
return (readl(&emif->emif_mod_id_rev) & EMIF_REG_MAJOR_REVISION_MASK)
>> EMIF_REG_MAJOR_REVISION_SHIFT;
}
/*
* Get SDRAM type connected to EMIF.
* Assuming similar SDRAM parts are connected to both EMIF's
* which is typically the case. So it is sufficient to get
* SDRAM type from EMIF1.
*/
static inline u32 emif_sdram_type(u32 sdram_config)
{
return (sdram_config & EMIF_REG_SDRAM_TYPE_MASK)
>> EMIF_REG_SDRAM_TYPE_SHIFT;
}
/* assert macros */
#if defined(DEBUG)
#define emif_assert(c) ({ if (!(c)) for (;;); })
#else
#define emif_assert(c) ({ if (0) hang(); })
#endif
#ifdef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS
void emif_get_reg_dump(u32 emif_nr, const struct emif_regs **regs);
void emif_get_dmm_regs(const struct dmm_lisa_map_regs **dmm_lisa_regs);
#else
struct lpddr2_device_details *emif_get_device_details(u32 emif_nr, u8 cs,
struct lpddr2_device_details *lpddr2_dev_details);
void emif_get_device_timings(u32 emif_nr,
const struct lpddr2_device_timings **cs0_device_timings,
const struct lpddr2_device_timings **cs1_device_timings);
#endif
void do_ext_phy_settings(u32 base, const struct emif_regs *regs);
void get_lpddr2_mr_regs(const struct lpddr2_mr_regs **regs);
#ifndef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS
extern u32 *const T_num;
extern u32 *const T_den;
#endif
void config_data_eye_leveling_samples(u32 emif_base);
const struct read_write_regs *get_bug_regs(u32 *iterations);
#endif