| /* |
| * Copyright (C) Marvell International Ltd. and its affiliates |
| * |
| * SPDX-License-Identifier: GPL-2.0 |
| */ |
| |
| #ifndef __DDR3_TRAINING_H |
| #define __DDR3_TRAINING_H |
| |
| #include "ddr3_init.h" |
| |
| #ifdef MV88F78X60 |
| #include "ddr3_axp.h" |
| #elif defined(MV88F67XX) |
| #include "ddr3_a370.h" |
| #elif defined(MV88F672X) |
| #include "ddr3_a375.h" |
| #endif |
| |
| /* The following is a list of Marvell status */ |
| #define MV_ERROR (-1) |
| #define MV_OK (0x00) /* Operation succeeded */ |
| #define MV_FAIL (0x01) /* Operation failed */ |
| #define MV_BAD_VALUE (0x02) /* Illegal value (general) */ |
| #define MV_OUT_OF_RANGE (0x03) /* The value is out of range */ |
| #define MV_BAD_PARAM (0x04) /* Illegal parameter in function called */ |
| #define MV_BAD_PTR (0x05) /* Illegal pointer value */ |
| #define MV_BAD_SIZE (0x06) /* Illegal size */ |
| #define MV_BAD_STATE (0x07) /* Illegal state of state machine */ |
| #define MV_SET_ERROR (0x08) /* Set operation failed */ |
| #define MV_GET_ERROR (0x09) /* Get operation failed */ |
| #define MV_CREATE_ERROR (0x0A) /* Fail while creating an item */ |
| #define MV_NOT_FOUND (0x0B) /* Item not found */ |
| #define MV_NO_MORE (0x0C) /* No more items found */ |
| #define MV_NO_SUCH (0x0D) /* No such item */ |
| #define MV_TIMEOUT (0x0E) /* Time Out */ |
| #define MV_NO_CHANGE (0x0F) /* Parameter(s) is already in this value */ |
| #define MV_NOT_SUPPORTED (0x10) /* This request is not support */ |
| #define MV_NOT_IMPLEMENTED (0x11) /* Request supported but not implemented*/ |
| #define MV_NOT_INITIALIZED (0x12) /* The item is not initialized */ |
| #define MV_NO_RESOURCE (0x13) /* Resource not available (memory ...) */ |
| #define MV_FULL (0x14) /* Item is full (Queue or table etc...) */ |
| #define MV_EMPTY (0x15) /* Item is empty (Queue or table etc...) */ |
| #define MV_INIT_ERROR (0x16) /* Error occurred while INIT process */ |
| #define MV_HW_ERROR (0x17) /* Hardware error */ |
| #define MV_TX_ERROR (0x18) /* Transmit operation not succeeded */ |
| #define MV_RX_ERROR (0x19) /* Recieve operation not succeeded */ |
| #define MV_NOT_READY (0x1A) /* The other side is not ready yet */ |
| #define MV_ALREADY_EXIST (0x1B) /* Tried to create existing item */ |
| #define MV_OUT_OF_CPU_MEM (0x1C) /* Cpu memory allocation failed. */ |
| #define MV_NOT_STARTED (0x1D) /* Not started yet */ |
| #define MV_BUSY (0x1E) /* Item is busy. */ |
| #define MV_TERMINATE (0x1F) /* Item terminates it's work. */ |
| #define MV_NOT_ALIGNED (0x20) /* Wrong alignment */ |
| #define MV_NOT_ALLOWED (0x21) /* Operation NOT allowed */ |
| #define MV_WRITE_PROTECT (0x22) /* Write protected */ |
| |
| #define MV_INVALID (int)(-1) |
| |
| /* |
| * Debug (Enable/Disable modules) and Error report |
| */ |
| |
| #ifdef BASIC_DEBUG |
| #define MV_DEBUG_WL |
| #define MV_DEBUG_RL |
| #define MV_DEBUG_DQS_RESULTS |
| #endif |
| |
| #ifdef FULL_DEBUG |
| #define MV_DEBUG_WL |
| #define MV_DEBUG_RL |
| #define MV_DEBUG_DQS |
| |
| #define MV_DEBUG_PBS |
| #define MV_DEBUG_DFS |
| #define MV_DEBUG_MAIN_FULL |
| #define MV_DEBUG_DFS_FULL |
| #define MV_DEBUG_DQS_FULL |
| #define MV_DEBUG_RL_FULL |
| #define MV_DEBUG_WL_FULL |
| #endif |
| |
| /* |
| * General Consts |
| */ |
| |
| #define SDRAM_READ_WRITE_LEN_IN_WORDS 16 |
| #define SDRAM_READ_WRITE_LEN_IN_DOUBLE_WORDS 8 |
| #define CACHE_LINE_SIZE 0x20 |
| |
| #define SDRAM_CS_BASE 0x0 |
| |
| #define SRAM_BASE 0x40000000 |
| #define SRAM_SIZE 0xFFF |
| |
| #define LEN_64BIT_STD_PATTERN 16 |
| #define LEN_64BIT_KILLER_PATTERN 128 |
| #define LEN_64BIT_SPECIAL_PATTERN 128 |
| #define LEN_64BIT_PBS_PATTERN 16 |
| #define LEN_WL_SUP_PATTERN 32 |
| |
| #define LEN_16BIT_STD_PATTERN 4 |
| #define LEN_16BIT_KILLER_PATTERN 128 |
| #define LEN_16BIT_SPECIAL_PATTERN 128 |
| #define LEN_16BIT_PBS_PATTERN 4 |
| |
| #define CMP_BYTE_SHIFT 8 |
| #define CMP_BYTE_MASK 0xFF |
| #define PUP_SIZE 8 |
| |
| #define S 0 |
| #define C 1 |
| #define P 2 |
| #define D 3 |
| #define DQS 6 |
| #define PS 2 |
| #define DS 3 |
| #define PE 4 |
| #define DE 5 |
| |
| #define CS0 0 |
| #define MAX_DIMM_NUM 2 |
| #define MAX_DELAY 0x1F |
| |
| /* |
| * Invertion limit and phase1 limit are WA for the RL @ 1:1 design bug - |
| * Armada 370 & AXP Z1 |
| */ |
| #define MAX_DELAY_INV_LIMIT 0x5 |
| #define MIN_DELAY_PHASE_1_LIMIT 0x10 |
| |
| #define MAX_DELAY_INV (0x3F - MAX_DELAY_INV_LIMIT) |
| #define MIN_DELAY 0 |
| #define MAX_PUP_NUM 9 |
| #define ECC_PUP 8 |
| #define DQ_NUM 8 |
| #define DQS_DQ_NUM 8 |
| #define INIT_WL_DELAY 13 |
| #define INIT_RL_DELAY 15 |
| #define TWLMRD_DELAY 20 |
| #define TCLK_3_DELAY 3 |
| #define ECC_BIT 8 |
| #define DMA_SIZE 64 |
| #define MV_DMA_0 0 |
| #define MAX_TRAINING_RETRY 10 |
| |
| #define PUP_RL_MODE 0x2 |
| #define PUP_WL_MODE 0 |
| #define PUP_PBS_TX 0x10 |
| #define PUP_PBS_TX_DM 0x1A |
| #define PUP_PBS_RX 0x30 |
| #define PUP_DQS_WR 0x1 |
| #define PUP_DQS_RD 0x3 |
| #define PUP_BC 10 |
| #define PUP_DELAY_MASK 0x1F |
| #define PUP_PHASE_MASK 0x7 |
| #define PUP_NUM_64BIT 8 |
| #define PUP_NUM_32BIT 4 |
| #define PUP_NUM_16BIT 2 |
| |
| /* control PHY registers */ |
| #define CNTRL_PUP_DESKEW 0x10 |
| |
| /* WL */ |
| #define COUNT_WL_HI_FREQ 2 |
| #define COUNT_WL 2 |
| #define COUNT_WL_RFRS 9 |
| #define WL_HI_FREQ_SHIFT 2 |
| #define WL_HI_FREQ_STATE 1 |
| #define COUNT_HW_WL 2 |
| |
| /* RL */ |
| /* |
| * RL_MODE - this define uses the RL mode SW RL instead of the functional |
| * window SW RL |
| */ |
| #define RL_MODE |
| #define RL_WINDOW_WA |
| #define MAX_PHASE_1TO1 2 |
| #define MAX_PHASE_2TO1 4 |
| |
| #define MAX_PHASE_RL_UL_1TO1 0 |
| #define MAX_PHASE_RL_L_1TO1 4 |
| #define MAX_PHASE_RL_UL_2TO1 3 |
| #define MAX_PHASE_RL_L_2TO1 7 |
| |
| #define RL_UNLOCK_STATE 0 |
| #define RL_WINDOW_STATE 1 |
| #define RL_FINAL_STATE 2 |
| #define RL_RETRY_COUNT 2 |
| #define COUNT_HW_RL 2 |
| |
| /* PBS */ |
| #define MAX_PBS 31 |
| #define MIN_PBS 0 |
| #define COUNT_PBS_PATTERN 2 |
| #define COUNT_PBS_STARTOVER 2 |
| #define COUNT_PBS_REPEAT 3 |
| #define COUNT_PBS_COMP_RETRY_NUM 2 |
| #define PBS_DIFF_LIMIT 31 |
| #define PATTERN_PBS_TX_A 0x55555555 |
| #define PATTERN_PBS_TX_B 0xAAAAAAAA |
| |
| /* DQS */ |
| #define ADLL_ERROR 0x55 |
| #define ADLL_MAX 31 |
| #define ADLL_MIN 0 |
| #define MIN_WIN_SIZE 4 |
| #define VALID_WIN_THRS MIN_WIN_SIZE |
| |
| #define MODE_2TO1 1 |
| #define MODE_1TO1 0 |
| |
| /* |
| * Macros |
| */ |
| #define IS_PUP_ACTIVE(_data_, _pup_) (((_data_) >> (_pup_)) & 0x1) |
| |
| /* |
| * Internal ERROR codes |
| */ |
| #define MV_DDR3_TRAINING_ERR_WR_LVL_HW 0xDD302001 |
| #define MV_DDR3_TRAINING_ERR_LOAD_PATTERNS 0xDD302002 |
| #define MV_DDR3_TRAINING_ERR_WR_LVL_HI_FREQ 0xDD302003 |
| #define MV_DDR3_TRAINING_ERR_DFS_H2L 0xDD302004 |
| #define MV_DDR3_TRAINING_ERR_DRAM_COMPARE 0xDD302005 |
| #define MV_DDR3_TRAINING_ERR_WIN_LIMITS 0xDD302006 |
| #define MV_DDR3_TRAINING_ERR_PUP_RANGE 0xDD302025 |
| #define MV_DDR3_TRAINING_ERR_DQS_LOW_LIMIT_SEARCH 0xDD302007 |
| #define MV_DDR3_TRAINING_ERR_DQS_HIGH_LIMIT_SEARCH 0xDD302008 |
| #define MV_DDR3_TRAINING_ERR_DQS_PATTERN 0xDD302009 |
| #define MV_DDR3_TRAINING_ERR_PBS_ADLL_SHR_1PHASE 0xDD302010 |
| #define MV_DDR3_TRAINING_ERR_PBS_TX_MAX_VAL 0xDD302011 |
| #define MV_DDR3_TRAINING_ERR_PBS_RX_PER_BIT 0xDD302012 |
| #define MV_DDR3_TRAINING_ERR_PBS_TX_PER_BIT 0xDD302013 |
| #define MV_DDR3_TRAINING_ERR_PBS_RX_MAX_VAL 0xDD302014 |
| #define MV_DDR3_TRAINING_ERR_PBS_SHIFT_QDS_SRAM_CMP 0xDD302015 |
| #define MV_DDR3_TRAINING_ERR_PBS_SHIFT_QDS_MAX_VAL 0xDD302016 |
| #define MV_DDR3_TRAINING_ERR_RD_LVL_RL_PATTERN 0xDD302017 |
| #define MV_DDR3_TRAINING_ERR_RD_LVL_RL_PUP_UNLOCK 0xDD302018 |
| #define MV_DDR3_TRAINING_ERR_RD_LVL_PUP_UNLOCK 0xDD302019 |
| #define MV_DDR3_TRAINING_ERR_WR_LVL_SW 0xDD302020 |
| #define MV_DDR3_TRAINING_ERR_PRBS_RX 0xDD302021 |
| #define MV_DDR3_TRAINING_ERR_DQS_RX 0xDD302022 |
| #define MV_DDR3_TRAINING_ERR_PRBS_TX 0xDD302023 |
| #define MV_DDR3_TRAINING_ERR_DQS_TX 0xDD302024 |
| |
| /* |
| * DRAM information structure |
| */ |
| typedef struct dram_info { |
| u32 num_cs; |
| u32 cs_ena; |
| u32 num_of_std_pups; /* Q value = ddrWidth/8 - Without ECC!! */ |
| u32 num_of_total_pups; /* numOfStdPups + eccEna */ |
| u32 target_frequency; /* DDR Frequency */ |
| u32 ddr_width; /* 32/64 Bit or 16/32 Bit */ |
| u32 ecc_ena; /* 0/1 */ |
| u32 wl_val[MAX_CS][MAX_PUP_NUM][7]; |
| u32 rl_val[MAX_CS][MAX_PUP_NUM][7]; |
| u32 rl_max_phase; |
| u32 rl_min_phase; |
| u32 wl_max_phase; |
| u32 wl_min_phase; |
| u32 rd_smpl_dly; |
| u32 rd_rdy_dly; |
| u32 cl; |
| u32 cwl; |
| u32 mode_2t; |
| int rl400_bug; |
| int multi_cs_mr_support; |
| int reg_dimm; |
| } MV_DRAM_INFO; |
| |
| enum training_modes { |
| DQS_WR_MODE, |
| WL_MODE_, |
| RL_MODE_, |
| DQS_RD_MODE, |
| PBS_TX_DM_MODE, |
| PBS_TX_MODE, |
| PBS_RX_MODE, |
| MAX_TRAINING_MODE, |
| }; |
| |
| typedef struct dram_training_init { |
| u32 reg_addr; |
| u32 reg_value; |
| } MV_DRAM_TRAINING_INIT; |
| |
| typedef struct dram_mv_init { |
| u32 reg_addr; |
| u32 reg_value; |
| } MV_DRAM_MC_INIT; |
| |
| /* Board/Soc revisions define */ |
| enum board_rev { |
| Z1, |
| Z1_PCAC, |
| Z1_RD_SLED, |
| A0, |
| A0_AMC |
| }; |
| |
| typedef struct dram_modes { |
| char *mode_name; |
| u8 cpu_freq; |
| u8 fab_freq; |
| u8 chip_id; |
| int chip_board_rev; |
| MV_DRAM_MC_INIT *regs; |
| MV_DRAM_TRAINING_INIT *vals; |
| } MV_DRAM_MODES; |
| |
| /* |
| * Function Declarations |
| */ |
| |
| u32 cache_inv(u32 addr); |
| void flush_l1_v7(u32 line); |
| void flush_l1_v6(u32 line); |
| |
| u32 ddr3_cl_to_valid_cl(u32 cl); |
| u32 ddr3_valid_cl_to_cl(u32 ui_valid_cl); |
| |
| void ddr3_write_pup_reg(u32 mode, u32 cs, u32 pup, u32 phase, u32 delay); |
| u32 ddr3_read_pup_reg(u32 mode, u32 cs, u32 pup); |
| |
| int ddr3_sdram_pbs_compare(MV_DRAM_INFO *dram_info, u32 pup_locked, int is_tx, |
| u32 pbs_pattern_idx, u32 pbs_curr_val, |
| u32 pbs_lock_val, u32 *skew_array, |
| u8 *unlock_pup_dq_array, u32 ecc); |
| |
| int ddr3_sdram_dqs_compare(MV_DRAM_INFO *dram_info, u32 unlock_pup, |
| u32 *new_locked_pup, u32 *pattern, |
| u32 pattern_len, u32 sdram_offset, int write, |
| int mask, u32 *mask_pattern, int b_special_compare); |
| |
| int ddr3_sdram_compare(MV_DRAM_INFO *dram_info, u32 unlock_pup, |
| u32 *new_locked_pup, u32 *pattern, u32 pattern_len, |
| u32 sdram_offset, int write, int mask, |
| u32 *mask_pattern, int b_special_compare); |
| |
| int ddr3_sdram_direct_compare(MV_DRAM_INFO *dram_info, u32 unlock_pup, |
| u32 *new_locked_pup, u32 *pattern, |
| u32 pattern_len, u32 sdram_offset, int write, |
| int mask, u32 *mask_pattern); |
| |
| int ddr3_sdram_dm_compare(MV_DRAM_INFO *dram_info, u32 unlock_pup, |
| u32 *new_locked_pup, u32 *pattern, |
| u32 sdram_offset); |
| int ddr3_dram_sram_read(u32 src, u32 dst, u32 len); |
| int ddr3_load_patterns(MV_DRAM_INFO *dram_info, int resume); |
| |
| int ddr3_read_leveling_hw(u32 freq, MV_DRAM_INFO *dram_info); |
| int ddr3_read_leveling_sw(u32 freq, int ratio_2to1, MV_DRAM_INFO *dram_info); |
| |
| int ddr3_write_leveling_hw(u32 freq, MV_DRAM_INFO *dram_info); |
| int ddr3_write_leveling_sw(u32 freq, int ratio_2to1, MV_DRAM_INFO *dram_info); |
| int ddr3_write_leveling_hw_reg_dimm(u32 freq, MV_DRAM_INFO *dram_info); |
| int ddr3_wl_supplement(MV_DRAM_INFO *dram_info); |
| |
| int ddr3_dfs_high_2_low(u32 freq, MV_DRAM_INFO *dram_info); |
| int ddr3_dfs_low_2_high(u32 freq, int ratio_2to1, MV_DRAM_INFO *dram_info); |
| |
| int ddr3_pbs_tx(MV_DRAM_INFO *dram_info); |
| int ddr3_pbs_rx(MV_DRAM_INFO *dram_info); |
| int ddr3_load_pbs_patterns(MV_DRAM_INFO *dram_info); |
| |
| int ddr3_dqs_centralization_rx(MV_DRAM_INFO *dram_info); |
| int ddr3_dqs_centralization_tx(MV_DRAM_INFO *dram_info); |
| int ddr3_load_dqs_patterns(MV_DRAM_INFO *dram_info); |
| |
| void ddr3_static_training_init(void); |
| |
| u8 ddr3_get_eprom_fabric(void); |
| void ddr3_set_performance_params(MV_DRAM_INFO *dram_info); |
| int ddr3_dram_sram_burst(u32 src, u32 dst, u32 len); |
| void ddr3_save_training(MV_DRAM_INFO *dram_info); |
| int ddr3_read_training_results(void); |
| int ddr3_training_suspend_resume(MV_DRAM_INFO *dram_info); |
| int ddr3_get_min_max_read_sample_delay(u32 cs_enable, u32 reg, u32 *min, |
| u32 *max, u32 *cs_max); |
| int ddr3_get_min_max_rl_phase(MV_DRAM_INFO *dram_info, u32 *min, u32 *max, |
| u32 cs); |
| int ddr3_odt_activate(int activate); |
| int ddr3_odt_read_dynamic_config(MV_DRAM_INFO *dram_info); |
| void ddr3_print_freq(u32 freq); |
| void ddr3_reset_phy_read_fifo(void); |
| |
| #endif /* __DDR3_TRAINING_H */ |