/* * OMAP44xx EMIF header * * Copyright (C) 2009-2010 Texas Instruments, Inc. * * Aneesh V * * 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 #include #include /* Base address */ #define EMIF1_BASE 0x4c000000 #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_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) /* 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) /*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 /* 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) |\ (CONFIG_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 /* 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[12]; u32 emif_rd_wr_exec_thresh; u32 padding8[7]; u32 emif_ddr_phy_status[21]; u32 padding9[27]; 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 padding[22]; u32 emif_ddr_fifo_misaligned_clear_1; 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 0x0 #define REG_PD_TIM 0x0 /* 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)|\ ((REG_PD_TIM << EMIF_REG_PD_TIM_SHIFT) & EMIF_REG_PD_TIM_MASK)|\ ((LP_MODE_DISABLE << 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) |\ ((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 sdram_tim1; u32 sdram_tim2; u32 sdram_tim3; 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; }; 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(void) { struct emif_reg_struct *emif = (struct emif_reg_struct *)EMIF1_BASE; return (readl(&emif->emif_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); u32 emif_sdram_type(void); const struct read_write_regs *get_bug_regs(u32 *iterations); #endif