u-boot/drivers/ddr/altera/sequencer.h

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/* SPDX-License-Identifier: BSD-3-Clause */
/*
* Copyright Altera Corporation (C) 2012-2015
*/
#ifndef _SEQUENCER_H_
#define _SEQUENCER_H_
#define RW_MGR_NUM_DM_PER_WRITE_GROUP (seq->rwcfg->mem_data_mask_width \
/ seq->rwcfg->mem_if_write_dqs_width)
#define RW_MGR_NUM_TRUE_DM_PER_WRITE_GROUP ( \
seq->rwcfg->true_mem_data_mask_width \
/ seq->rwcfg->mem_if_write_dqs_width)
#define RW_MGR_NUM_DQS_PER_WRITE_GROUP (seq->rwcfg->mem_if_read_dqs_width \
/ seq->rwcfg->mem_if_write_dqs_width)
#define NUM_RANKS_PER_SHADOW_REG (seq->rwcfg->mem_number_of_ranks \
/ NUM_SHADOW_REGS)
#define RW_MGR_RUN_SINGLE_GROUP_OFFSET 0x0
#define RW_MGR_RUN_ALL_GROUPS_OFFSET 0x0400
#define RW_MGR_RESET_READ_DATAPATH_OFFSET 0x1000
#define RW_MGR_SET_CS_AND_ODT_MASK_OFFSET 0x1400
#define RW_MGR_INST_ROM_WRITE_OFFSET 0x1800
#define RW_MGR_AC_ROM_WRITE_OFFSET 0x1C00
#define NUM_SHADOW_REGS 1
#define RW_MGR_RANK_NONE 0xFF
#define RW_MGR_RANK_ALL 0x00
#define RW_MGR_ODT_MODE_OFF 0
#define RW_MGR_ODT_MODE_READ_WRITE 1
#define NUM_CALIB_REPEAT 1
#define NUM_READ_TESTS 7
#define NUM_READ_PB_TESTS 7
#define NUM_WRITE_TESTS 15
#define NUM_WRITE_PB_TESTS 31
#define PASS_ALL_BITS 1
#define PASS_ONE_BIT 0
/* calibration stages */
#define CAL_STAGE_NIL 0
#define CAL_STAGE_VFIFO 1
#define CAL_STAGE_WLEVEL 2
#define CAL_STAGE_LFIFO 3
#define CAL_STAGE_WRITES 4
#define CAL_STAGE_FULLTEST 5
#define CAL_STAGE_REFRESH 6
#define CAL_STAGE_CAL_SKIPPED 7
#define CAL_STAGE_CAL_ABORTED 8
#define CAL_STAGE_VFIFO_AFTER_WRITES 9
/* calibration substages */
#define CAL_SUBSTAGE_NIL 0
#define CAL_SUBSTAGE_GUARANTEED_READ 1
#define CAL_SUBSTAGE_DQS_EN_PHASE 2
#define CAL_SUBSTAGE_VFIFO_CENTER 3
#define CAL_SUBSTAGE_WORKING_DELAY 1
#define CAL_SUBSTAGE_LAST_WORKING_DELAY 2
#define CAL_SUBSTAGE_WLEVEL_COPY 3
#define CAL_SUBSTAGE_WRITES_CENTER 1
#define CAL_SUBSTAGE_READ_LATENCY 1
#define CAL_SUBSTAGE_REFRESH 1
#define SCC_MGR_GROUP_COUNTER_OFFSET 0x0000
#define SCC_MGR_DQS_IN_DELAY_OFFSET 0x0100
#define SCC_MGR_DQS_EN_PHASE_OFFSET 0x0200
#define SCC_MGR_DQS_EN_DELAY_OFFSET 0x0300
#define SCC_MGR_DQDQS_OUT_PHASE_OFFSET 0x0400
#define SCC_MGR_OCT_OUT1_DELAY_OFFSET 0x0500
#define SCC_MGR_IO_OUT1_DELAY_OFFSET 0x0700
#define SCC_MGR_IO_IN_DELAY_OFFSET 0x0900
/* HHP-HPS-specific versions of some commands */
#define SCC_MGR_DQS_EN_DELAY_GATE_OFFSET 0x0600
#define SCC_MGR_IO_OE_DELAY_OFFSET 0x0800
#define SCC_MGR_HHP_GLOBALS_OFFSET 0x0A00
#define SCC_MGR_HHP_RFILE_OFFSET 0x0B00
#define SCC_MGR_AFI_CAL_INIT_OFFSET 0x0D00
#define SDR_PHYGRP_SCCGRP_ADDRESS (SOCFPGA_SDR_ADDRESS | 0x0)
#define SDR_PHYGRP_PHYMGRGRP_ADDRESS (SOCFPGA_SDR_ADDRESS | 0x1000)
#define SDR_PHYGRP_RWMGRGRP_ADDRESS (SOCFPGA_SDR_ADDRESS | 0x2000)
#define SDR_PHYGRP_DATAMGRGRP_ADDRESS (SOCFPGA_SDR_ADDRESS | 0x4000)
#define SDR_PHYGRP_REGFILEGRP_ADDRESS (SOCFPGA_SDR_ADDRESS | 0x4800)
#define PHY_MGR_CAL_RESET (0)
#define PHY_MGR_CAL_SUCCESS (1)
#define PHY_MGR_CAL_FAIL (2)
#define CALIB_SKIP_DELAY_LOOPS (1 << 0)
#define CALIB_SKIP_ALL_BITS_CHK (1 << 1)
#define CALIB_SKIP_DELAY_SWEEPS (1 << 2)
#define CALIB_SKIP_VFIFO (1 << 3)
#define CALIB_SKIP_LFIFO (1 << 4)
#define CALIB_SKIP_WLEVEL (1 << 5)
#define CALIB_SKIP_WRITES (1 << 6)
#define CALIB_SKIP_FULL_TEST (1 << 7)
#define CALIB_SKIP_ALL (CALIB_SKIP_VFIFO | \
CALIB_SKIP_LFIFO | CALIB_SKIP_WLEVEL | \
CALIB_SKIP_WRITES | CALIB_SKIP_FULL_TEST)
#define CALIB_IN_RTL_SIM (1 << 8)
/* Scan chain manager command addresses */
#define READ_SCC_OCT_OUT2_DELAY 0
#define READ_SCC_DQ_OUT2_DELAY 0
#define READ_SCC_DQS_IO_OUT2_DELAY 0
#define READ_SCC_DM_IO_OUT2_DELAY 0
/* HHP-HPS-specific values */
#define SCC_MGR_HHP_EXTRAS_OFFSET 0
#define SCC_MGR_HHP_DQSE_MAP_OFFSET 1
/* PHY Debug mode flag constants */
#define PHY_DEBUG_IN_DEBUG_MODE 0x00000001
#define PHY_DEBUG_ENABLE_CAL_RPT 0x00000002
#define PHY_DEBUG_ENABLE_MARGIN_RPT 0x00000004
#define PHY_DEBUG_SWEEP_ALL_GROUPS 0x00000008
#define PHY_DEBUG_DISABLE_GUARANTEED_READ 0x00000010
#define PHY_DEBUG_ENABLE_NON_DESTRUCTIVE_CALIBRATION 0x00000020
struct socfpga_sdr_rw_load_manager {
u32 load_cntr0;
u32 load_cntr1;
u32 load_cntr2;
u32 load_cntr3;
};
struct socfpga_sdr_rw_load_jump_manager {
u32 load_jump_add0;
u32 load_jump_add1;
u32 load_jump_add2;
u32 load_jump_add3;
};
struct socfpga_sdr_reg_file {
u32 signature;
u32 debug_data_addr;
u32 cur_stage;
u32 fom;
u32 failing_stage;
u32 debug1;
u32 debug2;
u32 dtaps_per_ptap;
u32 trk_sample_count;
u32 trk_longidle;
u32 delays;
u32 trk_rw_mgr_addr;
u32 trk_read_dqs_width;
u32 trk_rfsh;
};
/* parameter variable holder */
struct param_type {
u32 read_correct_mask;
u32 read_correct_mask_vg;
u32 write_correct_mask;
u32 write_correct_mask_vg;
};
/* global variable holder */
struct gbl_type {
uint32_t phy_debug_mode_flags;
/* current read latency */
uint32_t curr_read_lat;
/* error code */
uint32_t error_substage;
uint32_t error_stage;
uint32_t error_group;
/* figure-of-merit in, figure-of-merit out */
uint32_t fom_in;
uint32_t fom_out;
/*USER Number of RW Mgr NOP cycles between
write command and write data */
uint32_t rw_wl_nop_cycles;
};
struct socfpga_sdr_scc_mgr {
u32 dqs_ena;
u32 dqs_io_ena;
u32 dq_ena;
u32 dm_ena;
u32 __padding1[4];
u32 update;
u32 __padding2[7];
u32 active_rank;
};
/* PHY manager configuration registers. */
struct socfpga_phy_mgr_cfg {
u32 phy_rlat;
u32 reset_mem_stbl;
u32 mux_sel;
u32 cal_status;
u32 cal_debug_info;
u32 vfifo_rd_en_ovrd;
u32 afi_wlat;
u32 afi_rlat;
};
/* PHY manager command addresses. */
struct socfpga_phy_mgr_cmd {
u32 inc_vfifo_fr;
u32 inc_vfifo_hard_phy;
u32 fifo_reset;
u32 inc_vfifo_fr_hr;
u32 inc_vfifo_qr;
};
struct socfpga_data_mgr {
u32 __padding1;
u32 t_wl_add;
u32 mem_t_add;
u32 t_rl_add;
};
/* This struct describes the controller @ SOCFPGA_SDR_ADDRESS */
struct socfpga_sdr {
/* SDR_PHYGRP_SCCGRP_ADDRESS */
u8 _align1[0xe00];
/* SDR_PHYGRP_SCCGRP_ADDRESS | 0xe00 */
struct socfpga_sdr_scc_mgr sdr_scc_mgr;
u8 _align2[0x1bc];
/* SDR_PHYGRP_PHYMGRGRP_ADDRESS */
struct socfpga_phy_mgr_cmd phy_mgr_cmd;
u8 _align3[0x2c];
/* SDR_PHYGRP_PHYMGRGRP_ADDRESS | 0x40 */
struct socfpga_phy_mgr_cfg phy_mgr_cfg;
u8 _align4[0xfa0];
/* SDR_PHYGRP_RWMGRGRP_ADDRESS */
u8 rwmgr_grp[0x800];
/* SDR_PHYGRP_RWMGRGRP_ADDRESS | 0x800 */
struct socfpga_sdr_rw_load_manager sdr_rw_load_mgr_regs;
u8 _align5[0x3f0];
/* SDR_PHYGRP_RWMGRGRP_ADDRESS | 0xC00 */
struct socfpga_sdr_rw_load_jump_manager sdr_rw_load_jump_mgr_regs;
u8 _align6[0x13f0];
/* SDR_PHYGRP_DATAMGRGRP_ADDRESS */
struct socfpga_data_mgr data_mgr;
u8 _align7[0x7f0];
/* SDR_PHYGRP_REGFILEGRP_ADDRESS */
struct socfpga_sdr_reg_file sdr_reg_file;
u8 _align8[0x7c8];
/* SDR_CTRLGRP_ADDRESS */
struct socfpga_sdr_ctrl sdr_ctrl;
u8 _align9[0xea4];
};
struct socfpga_sdrseq {
const struct socfpga_sdram_rw_mgr_config *rwcfg;
const struct socfpga_sdram_io_config *iocfg;
const struct socfpga_sdram_misc_config *misccfg;
/* calibration steps requested by the rtl */
u16 dyn_calib_steps;
/*
* To make CALIB_SKIP_DELAY_LOOPS a dynamic conditional option
* instead of static, we use boolean logic to select between
* non-skip and skip values
*
* The mask is set to include all bits when not-skipping, but is
* zero when skipping
*/
u16 skip_delay_mask; /* mask off bits when skipping/not-skipping */
struct gbl_type gbl;
struct param_type param;
};
int sdram_calibration_full(struct socfpga_sdr *sdr);
#endif /* _SEQUENCER_H_ */