| /* |
| * 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 <common.h> |
| |
| /* Base address */ |
| #define EMIF1_BASE 0x4c000000 |
| #define EMIF2_BASE 0x4d000000 |
| |
| /* Registers shifts and masks */ |
| |
| /* 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_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 8 |
| #define EMIF_REG_PD_TIM_SHDW_MASK (0xf << 8) |
| #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) |
| |
| /* 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)) |
| |
| |
| /* 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 padding6[4]; |
| u32 emif_ddr_phy_ctrl_1; |
| u32 emif_ddr_phy_ctrl_1_shdw; |
| u32 emif_ddr_phy_ctrl_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; |
| }; |
| |
| #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 0xF |
| #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)|\ |
| ((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 0x0A300000 |
| |
| /* |
| * 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 |
| |
| /* 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) |
| |
| 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 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; |
| }; |
| |
| /* 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 |
| |
| #ifndef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS |
| extern u32 *const T_num; |
| extern u32 *const T_den; |
| extern u32 *const emif_sizes; |
| #endif |
| |
| |
| #endif |