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linux_dsm_epyc7002/drivers/memory/emif.h
Thomas Gleixner d2912cb15b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 
Based on 2 normalized pattern(s):

  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

  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 #

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 4122 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Enrico Weigelt <info@metux.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:55 +02:00

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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Defines for the EMIF driver
*
* Copyright (C) 2012 Texas Instruments, Inc.
*
* Benoit Cousson (b-cousson@ti.com)
*/
#ifndef __EMIF_H
#define __EMIF_H
/*
* 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
/* State of the core voltage */
#define DDR_VOLTAGE_STABLE 0
#define DDR_VOLTAGE_RAMPING 1
/* Defines for timing De-rating */
#define EMIF_NORMAL_TIMINGS 0
#define EMIF_DERATED_TIMINGS 1
/* Length of the forced read idle period in terms of cycles */
#define EMIF_READ_IDLE_LEN_VAL 5
/*
* forced read idle interval to be used when voltage
* is changed as part of DVFS/DPS - 1ms
*/
#define READ_IDLE_INTERVAL_DVFS (1*1000000)
/*
* Forced read idle interval to be used when voltage is stable
* 50us - or maximum value will do
*/
#define READ_IDLE_INTERVAL_NORMAL (50*1000000)
/* DLL calibration interval when voltage is NOT stable - 1us */
#define DLL_CALIB_INTERVAL_DVFS (1*1000000)
#define DLL_CALIB_ACK_WAIT_VAL 5
/* Interval between ZQCS commands - hw team recommended value */
#define EMIF_ZQCS_INTERVAL_US (50*1000)
/* Enable ZQ Calibration on exiting Self-refresh */
#define ZQ_SFEXITEN_ENABLE 1
/*
* ZQ Calibration simultaneously on both chip-selects:
* Needs one calibration resistor per CS
*/
#define ZQ_DUALCALEN_DISABLE 0
#define ZQ_DUALCALEN_ENABLE 1
#define T_ZQCS_DEFAULT_NS 90
#define T_ZQCL_DEFAULT_NS 360
#define T_ZQINIT_DEFAULT_NS 1000
/* DPD_EN */
#define DPD_DISABLE 0
#define DPD_ENABLE 1
/*
* Default values for the low-power entry to be used if not provided by user.
* OMAP4/5 has a hw bug(i735) due to which this value can not be less than 512
* Timeout values are in DDR clock 'cycles' and frequency threshold in Hz
*/
#define EMIF_LP_MODE_TIMEOUT_PERFORMANCE 2048
#define EMIF_LP_MODE_TIMEOUT_POWER 512
#define EMIF_LP_MODE_FREQ_THRESHOLD 400000000
/* DDR_PHY_CTRL_1 values for EMIF4D - ATTILA PHY combination */
#define EMIF_DDR_PHY_CTRL_1_BASE_VAL_ATTILAPHY 0x049FF000
#define EMIF_DLL_SLAVE_DLY_CTRL_400_MHZ_ATTILAPHY 0x41
#define EMIF_DLL_SLAVE_DLY_CTRL_200_MHZ_ATTILAPHY 0x80
#define EMIF_DLL_SLAVE_DLY_CTRL_100_MHZ_AND_LESS_ATTILAPHY 0xFF
/* DDR_PHY_CTRL_1 values for EMIF4D5 INTELLIPHY combination */
#define EMIF_DDR_PHY_CTRL_1_BASE_VAL_INTELLIPHY 0x0E084200
#define EMIF_PHY_TOTAL_READ_LATENCY_INTELLIPHY_PS 10000
/* TEMP_ALERT_CONFIG - corresponding to temp gradient 5 C/s */
#define TEMP_ALERT_POLL_INTERVAL_DEFAULT_MS 360
#define EMIF_T_CSTA 3
#define EMIF_T_PDLL_UL 128
/* External PHY control registers magic values */
#define EMIF_EXT_PHY_CTRL_1_VAL 0x04020080
#define EMIF_EXT_PHY_CTRL_5_VAL 0x04010040
#define EMIF_EXT_PHY_CTRL_6_VAL 0x01004010
#define EMIF_EXT_PHY_CTRL_7_VAL 0x00001004
#define EMIF_EXT_PHY_CTRL_8_VAL 0x04010040
#define EMIF_EXT_PHY_CTRL_9_VAL 0x01004010
#define EMIF_EXT_PHY_CTRL_10_VAL 0x00001004
#define EMIF_EXT_PHY_CTRL_11_VAL 0x00000000
#define EMIF_EXT_PHY_CTRL_12_VAL 0x00000000
#define EMIF_EXT_PHY_CTRL_13_VAL 0x00000000
#define EMIF_EXT_PHY_CTRL_14_VAL 0x80080080
#define EMIF_EXT_PHY_CTRL_15_VAL 0x00800800
#define EMIF_EXT_PHY_CTRL_16_VAL 0x08102040
#define EMIF_EXT_PHY_CTRL_17_VAL 0x00000001
#define EMIF_EXT_PHY_CTRL_18_VAL 0x540A8150
#define EMIF_EXT_PHY_CTRL_19_VAL 0xA81502A0
#define EMIF_EXT_PHY_CTRL_20_VAL 0x002A0540
#define EMIF_EXT_PHY_CTRL_21_VAL 0x00000000
#define EMIF_EXT_PHY_CTRL_22_VAL 0x00000000
#define EMIF_EXT_PHY_CTRL_23_VAL 0x00000000
#define EMIF_EXT_PHY_CTRL_24_VAL 0x00000077
#define EMIF_INTELLI_PHY_DQS_GATE_OPENING_DELAY_PS 1200
/* Registers offset */
#define EMIF_MODULE_ID_AND_REVISION 0x0000
#define EMIF_STATUS 0x0004
#define EMIF_SDRAM_CONFIG 0x0008
#define EMIF_SDRAM_CONFIG_2 0x000c
#define EMIF_SDRAM_REFRESH_CONTROL 0x0010
#define EMIF_SDRAM_REFRESH_CTRL_SHDW 0x0014
#define EMIF_SDRAM_TIMING_1 0x0018
#define EMIF_SDRAM_TIMING_1_SHDW 0x001c
#define EMIF_SDRAM_TIMING_2 0x0020
#define EMIF_SDRAM_TIMING_2_SHDW 0x0024
#define EMIF_SDRAM_TIMING_3 0x0028
#define EMIF_SDRAM_TIMING_3_SHDW 0x002c
#define EMIF_LPDDR2_NVM_TIMING 0x0030
#define EMIF_LPDDR2_NVM_TIMING_SHDW 0x0034
#define EMIF_POWER_MANAGEMENT_CONTROL 0x0038
#define EMIF_POWER_MANAGEMENT_CTRL_SHDW 0x003c
#define EMIF_LPDDR2_MODE_REG_DATA 0x0040
#define EMIF_LPDDR2_MODE_REG_CONFIG 0x0050
#define EMIF_OCP_CONFIG 0x0054
#define EMIF_OCP_CONFIG_VALUE_1 0x0058
#define EMIF_OCP_CONFIG_VALUE_2 0x005c
#define EMIF_IODFT_TEST_LOGIC_GLOBAL_CONTROL 0x0060
#define EMIF_IODFT_TEST_LOGIC_CTRL_MISR_RESULT 0x0064
#define EMIF_IODFT_TEST_LOGIC_ADDRESS_MISR_RESULT 0x0068
#define EMIF_IODFT_TEST_LOGIC_DATA_MISR_RESULT_1 0x006c
#define EMIF_IODFT_TEST_LOGIC_DATA_MISR_RESULT_2 0x0070
#define EMIF_IODFT_TEST_LOGIC_DATA_MISR_RESULT_3 0x0074
#define EMIF_PERFORMANCE_COUNTER_1 0x0080
#define EMIF_PERFORMANCE_COUNTER_2 0x0084
#define EMIF_PERFORMANCE_COUNTER_CONFIG 0x0088
#define EMIF_PERFORMANCE_COUNTER_MASTER_REGION_SELECT 0x008c
#define EMIF_PERFORMANCE_COUNTER_TIME 0x0090
#define EMIF_MISC_REG 0x0094
#define EMIF_DLL_CALIB_CTRL 0x0098
#define EMIF_DLL_CALIB_CTRL_SHDW 0x009c
#define EMIF_END_OF_INTERRUPT 0x00a0
#define EMIF_SYSTEM_OCP_INTERRUPT_RAW_STATUS 0x00a4
#define EMIF_LL_OCP_INTERRUPT_RAW_STATUS 0x00a8
#define EMIF_SYSTEM_OCP_INTERRUPT_STATUS 0x00ac
#define EMIF_LL_OCP_INTERRUPT_STATUS 0x00b0
#define EMIF_SYSTEM_OCP_INTERRUPT_ENABLE_SET 0x00b4
#define EMIF_LL_OCP_INTERRUPT_ENABLE_SET 0x00b8
#define EMIF_SYSTEM_OCP_INTERRUPT_ENABLE_CLEAR 0x00bc
#define EMIF_LL_OCP_INTERRUPT_ENABLE_CLEAR 0x00c0
#define EMIF_SDRAM_OUTPUT_IMPEDANCE_CALIBRATION_CONFIG 0x00c8
#define EMIF_TEMPERATURE_ALERT_CONFIG 0x00cc
#define EMIF_OCP_ERROR_LOG 0x00d0
#define EMIF_READ_WRITE_LEVELING_RAMP_WINDOW 0x00d4
#define EMIF_READ_WRITE_LEVELING_RAMP_CONTROL 0x00d8
#define EMIF_READ_WRITE_LEVELING_CONTROL 0x00dc
#define EMIF_DDR_PHY_CTRL_1 0x00e4
#define EMIF_DDR_PHY_CTRL_1_SHDW 0x00e8
#define EMIF_DDR_PHY_CTRL_2 0x00ec
#define EMIF_PRIORITY_TO_CLASS_OF_SERVICE_MAPPING 0x0100
#define EMIF_CONNECTION_ID_TO_CLASS_OF_SERVICE_1_MAPPING 0x0104
#define EMIF_CONNECTION_ID_TO_CLASS_OF_SERVICE_2_MAPPING 0x0108
#define EMIF_READ_WRITE_EXECUTION_THRESHOLD 0x0120
#define EMIF_COS_CONFIG 0x0124
#define EMIF_PHY_STATUS_1 0x0140
#define EMIF_PHY_STATUS_2 0x0144
#define EMIF_PHY_STATUS_3 0x0148
#define EMIF_PHY_STATUS_4 0x014c
#define EMIF_PHY_STATUS_5 0x0150
#define EMIF_PHY_STATUS_6 0x0154
#define EMIF_PHY_STATUS_7 0x0158
#define EMIF_PHY_STATUS_8 0x015c
#define EMIF_PHY_STATUS_9 0x0160
#define EMIF_PHY_STATUS_10 0x0164
#define EMIF_PHY_STATUS_11 0x0168
#define EMIF_PHY_STATUS_12 0x016c
#define EMIF_PHY_STATUS_13 0x0170
#define EMIF_PHY_STATUS_14 0x0174
#define EMIF_PHY_STATUS_15 0x0178
#define EMIF_PHY_STATUS_16 0x017c
#define EMIF_PHY_STATUS_17 0x0180
#define EMIF_PHY_STATUS_18 0x0184
#define EMIF_PHY_STATUS_19 0x0188
#define EMIF_PHY_STATUS_20 0x018c
#define EMIF_PHY_STATUS_21 0x0190
#define EMIF_EXT_PHY_CTRL_1 0x0200
#define EMIF_EXT_PHY_CTRL_1_SHDW 0x0204
#define EMIF_EXT_PHY_CTRL_2 0x0208
#define EMIF_EXT_PHY_CTRL_2_SHDW 0x020c
#define EMIF_EXT_PHY_CTRL_3 0x0210
#define EMIF_EXT_PHY_CTRL_3_SHDW 0x0214
#define EMIF_EXT_PHY_CTRL_4 0x0218
#define EMIF_EXT_PHY_CTRL_4_SHDW 0x021c
#define EMIF_EXT_PHY_CTRL_5 0x0220
#define EMIF_EXT_PHY_CTRL_5_SHDW 0x0224
#define EMIF_EXT_PHY_CTRL_6 0x0228
#define EMIF_EXT_PHY_CTRL_6_SHDW 0x022c
#define EMIF_EXT_PHY_CTRL_7 0x0230
#define EMIF_EXT_PHY_CTRL_7_SHDW 0x0234
#define EMIF_EXT_PHY_CTRL_8 0x0238
#define EMIF_EXT_PHY_CTRL_8_SHDW 0x023c
#define EMIF_EXT_PHY_CTRL_9 0x0240
#define EMIF_EXT_PHY_CTRL_9_SHDW 0x0244
#define EMIF_EXT_PHY_CTRL_10 0x0248
#define EMIF_EXT_PHY_CTRL_10_SHDW 0x024c
#define EMIF_EXT_PHY_CTRL_11 0x0250
#define EMIF_EXT_PHY_CTRL_11_SHDW 0x0254
#define EMIF_EXT_PHY_CTRL_12 0x0258
#define EMIF_EXT_PHY_CTRL_12_SHDW 0x025c
#define EMIF_EXT_PHY_CTRL_13 0x0260
#define EMIF_EXT_PHY_CTRL_13_SHDW 0x0264
#define EMIF_EXT_PHY_CTRL_14 0x0268
#define EMIF_EXT_PHY_CTRL_14_SHDW 0x026c
#define EMIF_EXT_PHY_CTRL_15 0x0270
#define EMIF_EXT_PHY_CTRL_15_SHDW 0x0274
#define EMIF_EXT_PHY_CTRL_16 0x0278
#define EMIF_EXT_PHY_CTRL_16_SHDW 0x027c
#define EMIF_EXT_PHY_CTRL_17 0x0280
#define EMIF_EXT_PHY_CTRL_17_SHDW 0x0284
#define EMIF_EXT_PHY_CTRL_18 0x0288
#define EMIF_EXT_PHY_CTRL_18_SHDW 0x028c
#define EMIF_EXT_PHY_CTRL_19 0x0290
#define EMIF_EXT_PHY_CTRL_19_SHDW 0x0294
#define EMIF_EXT_PHY_CTRL_20 0x0298
#define EMIF_EXT_PHY_CTRL_20_SHDW 0x029c
#define EMIF_EXT_PHY_CTRL_21 0x02a0
#define EMIF_EXT_PHY_CTRL_21_SHDW 0x02a4
#define EMIF_EXT_PHY_CTRL_22 0x02a8
#define EMIF_EXT_PHY_CTRL_22_SHDW 0x02ac
#define EMIF_EXT_PHY_CTRL_23 0x02b0
#define EMIF_EXT_PHY_CTRL_23_SHDW 0x02b4
#define EMIF_EXT_PHY_CTRL_24 0x02b8
#define EMIF_EXT_PHY_CTRL_24_SHDW 0x02bc
#define EMIF_EXT_PHY_CTRL_25 0x02c0
#define EMIF_EXT_PHY_CTRL_25_SHDW 0x02c4
#define EMIF_EXT_PHY_CTRL_26 0x02c8
#define EMIF_EXT_PHY_CTRL_26_SHDW 0x02cc
#define EMIF_EXT_PHY_CTRL_27 0x02d0
#define EMIF_EXT_PHY_CTRL_27_SHDW 0x02d4
#define EMIF_EXT_PHY_CTRL_28 0x02d8
#define EMIF_EXT_PHY_CTRL_28_SHDW 0x02dc
#define EMIF_EXT_PHY_CTRL_29 0x02e0
#define EMIF_EXT_PHY_CTRL_29_SHDW 0x02e4
#define EMIF_EXT_PHY_CTRL_30 0x02e8
#define EMIF_EXT_PHY_CTRL_30_SHDW 0x02ec
/* Registers shifts and masks */
/* EMIF_MODULE_ID_AND_REVISION */
#define SCHEME_SHIFT 30
#define SCHEME_MASK (0x3 << 30)
#define MODULE_ID_SHIFT 16
#define MODULE_ID_MASK (0xfff << 16)
#define RTL_VERSION_SHIFT 11
#define RTL_VERSION_MASK (0x1f << 11)
#define MAJOR_REVISION_SHIFT 8
#define MAJOR_REVISION_MASK (0x7 << 8)
#define MINOR_REVISION_SHIFT 0
#define MINOR_REVISION_MASK (0x3f << 0)
/* STATUS */
#define BE_SHIFT 31
#define BE_MASK (1 << 31)
#define DUAL_CLK_MODE_SHIFT 30
#define DUAL_CLK_MODE_MASK (1 << 30)
#define FAST_INIT_SHIFT 29
#define FAST_INIT_MASK (1 << 29)
#define RDLVLGATETO_SHIFT 6
#define RDLVLGATETO_MASK (1 << 6)
#define RDLVLTO_SHIFT 5
#define RDLVLTO_MASK (1 << 5)
#define WRLVLTO_SHIFT 4
#define WRLVLTO_MASK (1 << 4)
#define PHY_DLL_READY_SHIFT 2
#define PHY_DLL_READY_MASK (1 << 2)
/* SDRAM_CONFIG */
#define SDRAM_TYPE_SHIFT 29
#define SDRAM_TYPE_MASK (0x7 << 29)
#define IBANK_POS_SHIFT 27
#define IBANK_POS_MASK (0x3 << 27)
#define DDR_TERM_SHIFT 24
#define DDR_TERM_MASK (0x7 << 24)
#define DDR2_DDQS_SHIFT 23
#define DDR2_DDQS_MASK (1 << 23)
#define DYN_ODT_SHIFT 21
#define DYN_ODT_MASK (0x3 << 21)
#define DDR_DISABLE_DLL_SHIFT 20
#define DDR_DISABLE_DLL_MASK (1 << 20)
#define SDRAM_DRIVE_SHIFT 18
#define SDRAM_DRIVE_MASK (0x3 << 18)
#define CWL_SHIFT 16
#define CWL_MASK (0x3 << 16)
#define NARROW_MODE_SHIFT 14
#define NARROW_MODE_MASK (0x3 << 14)
#define CL_SHIFT 10
#define CL_MASK (0xf << 10)
#define ROWSIZE_SHIFT 7
#define ROWSIZE_MASK (0x7 << 7)
#define IBANK_SHIFT 4
#define IBANK_MASK (0x7 << 4)
#define EBANK_SHIFT 3
#define EBANK_MASK (1 << 3)
#define PAGESIZE_SHIFT 0
#define PAGESIZE_MASK (0x7 << 0)
/* SDRAM_CONFIG_2 */
#define CS1NVMEN_SHIFT 30
#define CS1NVMEN_MASK (1 << 30)
#define EBANK_POS_SHIFT 27
#define EBANK_POS_MASK (1 << 27)
#define RDBNUM_SHIFT 4
#define RDBNUM_MASK (0x3 << 4)
#define RDBSIZE_SHIFT 0
#define RDBSIZE_MASK (0x7 << 0)
/* SDRAM_REFRESH_CONTROL */
#define INITREF_DIS_SHIFT 31
#define INITREF_DIS_MASK (1 << 31)
#define SRT_SHIFT 29
#define SRT_MASK (1 << 29)
#define ASR_SHIFT 28
#define ASR_MASK (1 << 28)
#define PASR_SHIFT 24
#define PASR_MASK (0x7 << 24)
#define REFRESH_RATE_SHIFT 0
#define REFRESH_RATE_MASK (0xffff << 0)
/* SDRAM_TIMING_1 */
#define T_RTW_SHIFT 29
#define T_RTW_MASK (0x7 << 29)
#define T_RP_SHIFT 25
#define T_RP_MASK (0xf << 25)
#define T_RCD_SHIFT 21
#define T_RCD_MASK (0xf << 21)
#define T_WR_SHIFT 17
#define T_WR_MASK (0xf << 17)
#define T_RAS_SHIFT 12
#define T_RAS_MASK (0x1f << 12)
#define T_RC_SHIFT 6
#define T_RC_MASK (0x3f << 6)
#define T_RRD_SHIFT 3
#define T_RRD_MASK (0x7 << 3)
#define T_WTR_SHIFT 0
#define T_WTR_MASK (0x7 << 0)
/* SDRAM_TIMING_2 */
#define T_XP_SHIFT 28
#define T_XP_MASK (0x7 << 28)
#define T_ODT_SHIFT 25
#define T_ODT_MASK (0x7 << 25)
#define T_XSNR_SHIFT 16
#define T_XSNR_MASK (0x1ff << 16)
#define T_XSRD_SHIFT 6
#define T_XSRD_MASK (0x3ff << 6)
#define T_RTP_SHIFT 3
#define T_RTP_MASK (0x7 << 3)
#define T_CKE_SHIFT 0
#define T_CKE_MASK (0x7 << 0)
/* SDRAM_TIMING_3 */
#define T_PDLL_UL_SHIFT 28
#define T_PDLL_UL_MASK (0xf << 28)
#define T_CSTA_SHIFT 24
#define T_CSTA_MASK (0xf << 24)
#define T_CKESR_SHIFT 21
#define T_CKESR_MASK (0x7 << 21)
#define ZQ_ZQCS_SHIFT 15
#define ZQ_ZQCS_MASK (0x3f << 15)
#define T_TDQSCKMAX_SHIFT 13
#define T_TDQSCKMAX_MASK (0x3 << 13)
#define T_RFC_SHIFT 4
#define T_RFC_MASK (0x1ff << 4)
#define T_RAS_MAX_SHIFT 0
#define T_RAS_MAX_MASK (0xf << 0)
/* POWER_MANAGEMENT_CONTROL */
#define PD_TIM_SHIFT 12
#define PD_TIM_MASK (0xf << 12)
#define DPD_EN_SHIFT 11
#define DPD_EN_MASK (1 << 11)
#define LP_MODE_SHIFT 8
#define LP_MODE_MASK (0x7 << 8)
#define SR_TIM_SHIFT 4
#define SR_TIM_MASK (0xf << 4)
#define CS_TIM_SHIFT 0
#define CS_TIM_MASK (0xf << 0)
/* LPDDR2_MODE_REG_DATA */
#define VALUE_0_SHIFT 0
#define VALUE_0_MASK (0x7f << 0)
/* LPDDR2_MODE_REG_CONFIG */
#define CS_SHIFT 31
#define CS_MASK (1 << 31)
#define REFRESH_EN_SHIFT 30
#define REFRESH_EN_MASK (1 << 30)
#define ADDRESS_SHIFT 0
#define ADDRESS_MASK (0xff << 0)
/* OCP_CONFIG */
#define SYS_THRESH_MAX_SHIFT 24
#define SYS_THRESH_MAX_MASK (0xf << 24)
#define MPU_THRESH_MAX_SHIFT 20
#define MPU_THRESH_MAX_MASK (0xf << 20)
#define LL_THRESH_MAX_SHIFT 16
#define LL_THRESH_MAX_MASK (0xf << 16)
/* PERFORMANCE_COUNTER_1 */
#define COUNTER1_SHIFT 0
#define COUNTER1_MASK (0xffffffff << 0)
/* PERFORMANCE_COUNTER_2 */
#define COUNTER2_SHIFT 0
#define COUNTER2_MASK (0xffffffff << 0)
/* PERFORMANCE_COUNTER_CONFIG */
#define CNTR2_MCONNID_EN_SHIFT 31
#define CNTR2_MCONNID_EN_MASK (1 << 31)
#define CNTR2_REGION_EN_SHIFT 30
#define CNTR2_REGION_EN_MASK (1 << 30)
#define CNTR2_CFG_SHIFT 16
#define CNTR2_CFG_MASK (0xf << 16)
#define CNTR1_MCONNID_EN_SHIFT 15
#define CNTR1_MCONNID_EN_MASK (1 << 15)
#define CNTR1_REGION_EN_SHIFT 14
#define CNTR1_REGION_EN_MASK (1 << 14)
#define CNTR1_CFG_SHIFT 0
#define CNTR1_CFG_MASK (0xf << 0)
/* PERFORMANCE_COUNTER_MASTER_REGION_SELECT */
#define MCONNID2_SHIFT 24
#define MCONNID2_MASK (0xff << 24)
#define REGION_SEL2_SHIFT 16
#define REGION_SEL2_MASK (0x3 << 16)
#define MCONNID1_SHIFT 8
#define MCONNID1_MASK (0xff << 8)
#define REGION_SEL1_SHIFT 0
#define REGION_SEL1_MASK (0x3 << 0)
/* PERFORMANCE_COUNTER_TIME */
#define TOTAL_TIME_SHIFT 0
#define TOTAL_TIME_MASK (0xffffffff << 0)
/* DLL_CALIB_CTRL */
#define ACK_WAIT_SHIFT 16
#define ACK_WAIT_MASK (0xf << 16)
#define DLL_CALIB_INTERVAL_SHIFT 0
#define DLL_CALIB_INTERVAL_MASK (0x1ff << 0)
/* END_OF_INTERRUPT */
#define EOI_SHIFT 0
#define EOI_MASK (1 << 0)
/* SYSTEM_OCP_INTERRUPT_RAW_STATUS */
#define DNV_SYS_SHIFT 2
#define DNV_SYS_MASK (1 << 2)
#define TA_SYS_SHIFT 1
#define TA_SYS_MASK (1 << 1)
#define ERR_SYS_SHIFT 0
#define ERR_SYS_MASK (1 << 0)
/* LOW_LATENCY_OCP_INTERRUPT_RAW_STATUS */
#define DNV_LL_SHIFT 2
#define DNV_LL_MASK (1 << 2)
#define TA_LL_SHIFT 1
#define TA_LL_MASK (1 << 1)
#define ERR_LL_SHIFT 0
#define ERR_LL_MASK (1 << 0)
/* SYSTEM_OCP_INTERRUPT_ENABLE_SET */
#define EN_DNV_SYS_SHIFT 2
#define EN_DNV_SYS_MASK (1 << 2)
#define EN_TA_SYS_SHIFT 1
#define EN_TA_SYS_MASK (1 << 1)
#define EN_ERR_SYS_SHIFT 0
#define EN_ERR_SYS_MASK (1 << 0)
/* LOW_LATENCY_OCP_INTERRUPT_ENABLE_SET */
#define EN_DNV_LL_SHIFT 2
#define EN_DNV_LL_MASK (1 << 2)
#define EN_TA_LL_SHIFT 1
#define EN_TA_LL_MASK (1 << 1)
#define EN_ERR_LL_SHIFT 0
#define EN_ERR_LL_MASK (1 << 0)
/* SDRAM_OUTPUT_IMPEDANCE_CALIBRATION_CONFIG */
#define ZQ_CS1EN_SHIFT 31
#define ZQ_CS1EN_MASK (1 << 31)
#define ZQ_CS0EN_SHIFT 30
#define ZQ_CS0EN_MASK (1 << 30)
#define ZQ_DUALCALEN_SHIFT 29
#define ZQ_DUALCALEN_MASK (1 << 29)
#define ZQ_SFEXITEN_SHIFT 28
#define ZQ_SFEXITEN_MASK (1 << 28)
#define ZQ_ZQINIT_MULT_SHIFT 18
#define ZQ_ZQINIT_MULT_MASK (0x3 << 18)
#define ZQ_ZQCL_MULT_SHIFT 16
#define ZQ_ZQCL_MULT_MASK (0x3 << 16)
#define ZQ_REFINTERVAL_SHIFT 0
#define ZQ_REFINTERVAL_MASK (0xffff << 0)
/* TEMPERATURE_ALERT_CONFIG */
#define TA_CS1EN_SHIFT 31
#define TA_CS1EN_MASK (1 << 31)
#define TA_CS0EN_SHIFT 30
#define TA_CS0EN_MASK (1 << 30)
#define TA_SFEXITEN_SHIFT 28
#define TA_SFEXITEN_MASK (1 << 28)
#define TA_DEVWDT_SHIFT 26
#define TA_DEVWDT_MASK (0x3 << 26)
#define TA_DEVCNT_SHIFT 24
#define TA_DEVCNT_MASK (0x3 << 24)
#define TA_REFINTERVAL_SHIFT 0
#define TA_REFINTERVAL_MASK (0x3fffff << 0)
/* OCP_ERROR_LOG */
#define MADDRSPACE_SHIFT 14
#define MADDRSPACE_MASK (0x3 << 14)
#define MBURSTSEQ_SHIFT 11
#define MBURSTSEQ_MASK (0x7 << 11)
#define MCMD_SHIFT 8
#define MCMD_MASK (0x7 << 8)
#define MCONNID_SHIFT 0
#define MCONNID_MASK (0xff << 0)
/* READ_WRITE_LEVELING_CONTROL */
#define RDWRLVLFULL_START 0x80000000
/* DDR_PHY_CTRL_1 - EMIF4D */
#define DLL_SLAVE_DLY_CTRL_SHIFT_4D 4
#define DLL_SLAVE_DLY_CTRL_MASK_4D (0xFF << 4)
#define READ_LATENCY_SHIFT_4D 0
#define READ_LATENCY_MASK_4D (0xf << 0)
/* DDR_PHY_CTRL_1 - EMIF4D5 */
#define DLL_HALF_DELAY_SHIFT_4D5 21
#define DLL_HALF_DELAY_MASK_4D5 (1 << 21)
#define READ_LATENCY_SHIFT_4D5 0
#define READ_LATENCY_MASK_4D5 (0x1f << 0)
/* DDR_PHY_CTRL_1_SHDW */
#define DDR_PHY_CTRL_1_SHDW_SHIFT 5
#define DDR_PHY_CTRL_1_SHDW_MASK (0x7ffffff << 5)
#define READ_LATENCY_SHDW_SHIFT 0
#define READ_LATENCY_SHDW_MASK (0x1f << 0)
#define EMIF_SRAM_AM33_REG_LAYOUT 0x00000000
#define EMIF_SRAM_AM43_REG_LAYOUT 0x00000001
#ifndef __ASSEMBLY__
/*
* Structure containing shadow of important registers in EMIF
* The calculation function fills in this structure to be later used for
* initialisation and DVFS
*/
struct emif_regs {
u32 freq;
u32 ref_ctrl_shdw;
u32 ref_ctrl_shdw_derated;
u32 sdram_tim1_shdw;
u32 sdram_tim1_shdw_derated;
u32 sdram_tim2_shdw;
u32 sdram_tim3_shdw;
u32 sdram_tim3_shdw_derated;
u32 pwr_mgmt_ctrl_shdw;
union {
u32 read_idle_ctrl_shdw_normal;
u32 dll_calib_ctrl_shdw_normal;
};
union {
u32 read_idle_ctrl_shdw_volt_ramp;
u32 dll_calib_ctrl_shdw_volt_ramp;
};
u32 phy_ctrl_1_shdw;
u32 ext_phy_ctrl_2_shdw;
u32 ext_phy_ctrl_3_shdw;
u32 ext_phy_ctrl_4_shdw;
};
struct ti_emif_pm_functions;
extern unsigned int ti_emif_sram;
extern unsigned int ti_emif_sram_sz;
extern struct ti_emif_pm_data ti_emif_pm_sram_data;
extern struct emif_regs_amx3 ti_emif_regs_amx3;
void ti_emif_save_context(void);
void ti_emif_restore_context(void);
void ti_emif_run_hw_leveling(void);
void ti_emif_enter_sr(void);
void ti_emif_exit_sr(void);
void ti_emif_abort_sr(void);
#endif /* __ASSEMBLY__ */
#endif /* __EMIF_H */
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