#include <device/mmio.h>
#include <console/console.h>
#include <soc/addressmap.h>
#include <soc/dramc_common.h>
#include <soc/dramc_register.h>
#include <soc/dramc_pi_api.h>
#include <soc/dramc_soc.h>
#include <soc/emi.h>

Include dependency graph for dramc_pi_calibration_api.c:

Functions
void	sw_impedance_cal (u32 channel, const struct mt8173_sdram_params *sdram_params)

void	ca_training (u32 channel, const struct mt8173_sdram_params *sdram_params)

void	write_leveling (u32 channel, const struct mt8173_sdram_params *sdram_params)

static void	set_gw_coarse_factor (u32 channel, u8 curr_val)

static void	set_gw_fine_factor (u32 channel, u8 curr_val, u8 rank)

static void	set_gw_coarse_factor_rank1 (u32 channel, u8 curr_val, u8 dqsinctl)

static void	dqs_gw_counter_reset (u32 channel)

static int	dqs_gw_test (u32 channel)

static u8	dqs_gw_fine_tune_calib (u32 channel, u8 fine_val)

static u8	dqs_gw_coarse_tune_calib (u32 channel, u8 coarse_val)

void	rx_dqs_gating_cal (u32 channel, u8 rank, const struct mt8173_sdram_params *sdram_params)

void	dual_rank_rx_dqs_gating_cal (u32 channel, const struct mt8173_sdram_params *sdram_params)

void	dramc_rankinctl_config (u32 channel, const struct mt8173_sdram_params *sdram_params)

u32	dram_k_perbit (u32 channel)

void	dramk_check_dqs_win (struct dqs_perbit_dly *p, u8 dly_step, u8 last_step, u32 fail_bit)

void	dramk_check_dq_win (struct dqs_perbit_dly *p, u8 dly_step, u8 last_step, u32 fail_bit)

u8	dramk_calcu_best_dly (u8 bit, struct dqs_perbit_dly p, u8 p_max_byte)

void	clk_duty_cal (u32 channel)

static void	set_dle_factor (u32 channel, u8 curr_val)

void	dual_rank_rx_datlat_cal (u32 channel, const struct mt8173_sdram_params *sdram_params)

u8	rx_datlat_cal (u32 channel, u8 rank, const struct mt8173_sdram_params *sdram_params)

void	tx_delay_for_wrleveling (u32 channel, struct dqs_perbit_dly dqdqs_perbit_dly, u8 max_dqsdly_byte, u8 *ave_dqdly_byte)

static void	set_rx_dly_factor (u32 channel, u32 curr_val, u8 type)

static void	set_tx_dly_factor (u32 channel, u32 curr_val, u8 type)

static void	set_dly_factor (u32 channel, u8 stage, u8 type, u8 dly)

static void	set_rx_best_dly_factor (u32 channel, struct dqs_perbit_dly dqdqs_perbit_dly, u8 max_dqsdly_byte)

static void	set_tx_best_dly_factor (u32 channel, struct dqs_perbit_dly dqdqs_perbit_dly, u8 max_dqsdly_byte, u8 *ave_dqdly_byte)

void	perbit_window_cal (u32 channel, u8 type)

Variables
static u8	opt_gw_coarse_value [CHANNEL_NUM][DUAL_RANKS]

static u8	opt_gw_fine_value [CHANNEL_NUM][DUAL_RANKS]

static s8	wrlevel_dqs_dly [CHANNEL_NUM][DQS_NUMBER]

Function Documentation

◆ ca_training()

void ca_training	(	u32	channel,
		const struct mt8173_sdram_params *	sdram_params
	)

Definition at line 46 of file dramc_pi_calibration_api.c.

References ao_regs, CATRAINING_NUM, ch, CHANNEL_NUM, clrsetbits32, dramc_ddrphy_regs::cmddly, CMDDLY0_RA2_SHIFT, CMDDLY1_RA7_SHIFT, CMDDLY3_BA0_SHIFT, CMDDLY3_BA1_SHIFT, CMDDLY3_BA2_SHIFT, CMDDLY4_CAS_SHIFT, CMDDLY4_CKE_SHIFT, CMDDLY4_CS_SHIFT, CMDDLY4_RAS_SHIFT, CMDDLY5_RA13_SHIFT, CMDDLY5_WE_SHIFT, ddrphy_regs, dramc_ddrphy_regs::dqscal0, DQSCAL0_RA14_SHIFT, dramc_ao_regs::dqscal1, DQSCAL1_CKE1_SHIFT, dramc_dbg, dramc_ddrphy_regs::padctl1, PADCTL1_CLK_SHIFT, PADCTL1_CS1_SHIFT, params, and read32().

Referenced by do_calib().

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◆ clk_duty_cal()

void clk_duty_cal ( u32 channel )

Definition at line 607 of file dramc_pi_calibration_api.c.

References ch, clrsetbits32, ddrphy_regs, dramc_dbg, dramc_ddrphy_regs::phyclkduty, PHYCLKDUTY_CMDCLKP0DUTYN_SHIFT, PHYCLKDUTY_CMDCLKP0DUTYP_SHIFT, PHYCLKDUTY_CMDCLKP0DUTYSEL_SHIFT, and read32().

Referenced by do_calib().

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◆ dqs_gw_coarse_tune_calib()

static u8 dqs_gw_coarse_tune_calib	(	u32	channel,
		u8	coarse_val
	)

static

Definition at line 319 of file dramc_pi_calibration_api.c.

References BIOS_ERR, dqs_gw_test(), printk, and set_gw_coarse_factor().

Referenced by rx_dqs_gating_cal().

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◆ dqs_gw_counter_reset()

static void dqs_gw_counter_reset ( u32 channel )

static

Definition at line 261 of file dramc_pi_calibration_api.c.

References ao_regs, ch, clrbits32, dramc_phy_reset(), setbits32, dramc_ao_regs::spcmd, and SPCMD_DQSGCNTRST_SHIFT.

Referenced by dqs_gw_test(), and rx_dqs_gating_cal().

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◆ dqs_gw_fine_tune_calib()

static u8 dqs_gw_fine_tune_calib	(	u32	channel,
		u8	fine_val
	)

static

Definition at line 291 of file dramc_pi_calibration_api.c.

References ARRAY_SIZE, die(), dqs_gw_test(), MAX, MIN, and set_gw_fine_factor().

Referenced by rx_dqs_gating_cal().

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◆ dqs_gw_test()

static int dqs_gw_test ( u32 channel )

static

Definition at line 269 of file dramc_pi_calibration_api.c.

References ch, dqs_gw_counter_reset(), DQS_GW_GOLD_COUNTER_32BIT, DQS_GW_PATTERN1, DQS_GW_PATTERN2, DQS_GW_TE_OFFSET, dramc_nao_regs::dqsgnwcnt, dramc_engine2(), nao_regs, read32(), and TE_OP_READ_CHECK.

Referenced by dqs_gw_coarse_tune_calib(), and dqs_gw_fine_tune_calib().

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◆ dram_k_perbit()

u32 dram_k_perbit ( u32 channel )

Definition at line 447 of file dramc_pi_calibration_api.c.

References DEFAULT_TEST2_1_CAL, DEFAULT_TEST2_2_CAL, dramc_engine2(), and TE_OP_WRITE_READ_CHECK.

Referenced by dramc_window_perbit_cal_partial(), and perbit_window_cal().

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◆ dramc_rankinctl_config()

void dramc_rankinctl_config	(	u32	channel,
		const struct mt8173_sdram_params *	sdram_params
	)

Definition at line 426 of file dramc_pi_calibration_api.c.

References ao_regs, ch, clrsetbits32, dramc_ao_regs::dqscal1, dramc_ao_regs::dummy, is_dual_rank(), MIN, opt_gw_coarse_value, dramc_ao_regs::rkcfg, RKCFG_PBREF_DISBYRATE_SHIFT, setbits32, and value.

Referenced by do_calib().

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◆ dramk_calcu_best_dly()

u8 dramk_calcu_best_dly	(	u8	bit,
		struct dqs_perbit_dly *	p,
		u8 *	p_max_byte
	)

Definition at line 545 of file dramc_pi_calibration_api.c.

References dqs_perbit_dly::best_dqdly, dqs_perbit_dly::best_dqsdly, dqs_perbit_dly::best_first_dqdly_pass, dqs_perbit_dly::best_first_dqsdly_pass, dqs_perbit_dly::best_last_dqdly_pass, dqs_perbit_dly::best_last_dqsdly_pass, BIOS_ERR, dramc_dbg, and printk.

Referenced by perbit_window_cal().

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◆ dramk_check_dq_win()

void dramk_check_dq_win	(	struct dqs_perbit_dly *	p,
		u8	dly_step,
		u8	last_step,
		u32	fail_bit
	)

Definition at line 501 of file dramc_pi_calibration_api.c.

References dqs_perbit_dly::best_first_dqdly_pass, dqs_perbit_dly::best_last_dqdly_pass, dqs_perbit_dly::first_dqdly_pass, and dqs_perbit_dly::last_dqdly_pass.

Referenced by perbit_window_cal().

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◆ dramk_check_dqs_win()

void dramk_check_dqs_win	(	struct dqs_perbit_dly *	p,
		u8	dly_step,
		u8	last_step,
		u32	fail_bit
	)

Definition at line 458 of file dramc_pi_calibration_api.c.

References dqs_perbit_dly::best_first_dqsdly_pass, dqs_perbit_dly::best_last_dqsdly_pass, dqs_perbit_dly::first_dqsdly_pass, and dqs_perbit_dly::last_dqsdly_pass.

Referenced by perbit_window_cal().

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◆ dual_rank_rx_datlat_cal()

void dual_rank_rx_datlat_cal	(	u32	channel,
		const struct mt8173_sdram_params *	sdram_params
	)

Definition at line 651 of file dramc_pi_calibration_api.c.

References ao_regs, ch, clrbits32, dramc_dbg, MASK_RKCFG_RKSWAP_EN, opt_gw_coarse_value, opt_gw_fine_value, dramc_ao_regs::rkcfg, rx_datlat_cal(), set_dle_factor(), set_gw_coarse_factor(), set_gw_fine_factor(), and setbits32.

Referenced by do_calib().

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◆ dual_rank_rx_dqs_gating_cal()

void dual_rank_rx_dqs_gating_cal	(	u32	channel,
		const struct mt8173_sdram_params *	sdram_params
	)

Definition at line 395 of file dramc_pi_calibration_api.c.

References ao_regs, ch, clrbits32, dramc_ao_regs::dqsctl1, DQSCTL1_DQSINCTL_SHIFT, MASK_RKCFG_RKSWAP_EN, opt_gw_coarse_value, opt_gw_fine_value, read32(), dramc_ao_regs::rkcfg, rx_dqs_gating_cal(), set_gw_coarse_factor(), set_gw_coarse_factor_rank1(), set_gw_fine_factor(), and setbits32.

Referenced by do_calib().

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◆ perbit_window_cal()

void perbit_window_cal	(	u32	channel,
		u8	type
	)

Definition at line 936 of file dramc_pi_calibration_api.c.

References dqs_perbit_dly::best_dqdly, dqs_perbit_dly::best_dqsdly, dqs_perbit_dly::best_first_dqdly_pass, dqs_perbit_dly::best_first_dqsdly_pass, dqs_perbit_dly::best_last_dqdly_pass, dqs_perbit_dly::best_last_dqsdly_pass, DATA_WIDTH_32BIT, die(), DQ_DATA_WIDTH, DQS_BIT_NUMBER, DQS_NUMBER, dram_k_perbit(), dramc_dbg, dramc_phy_reset(), dramk_calcu_best_dly(), dramk_check_dq_win(), dramk_check_dqs_win(), FIRST_DQ_DELAY, dqs_perbit_dly::first_dqdly_pass, FIRST_DQS_DELAY, dqs_perbit_dly::first_dqsdly_pass, dqs_perbit_dly::last_dqdly_pass, dqs_perbit_dly::last_dqsdly_pass, MAX_DQDLY_TAPS, MAX_RX_DQSDLY_TAPS, MAX_TX_DQSDLY_TAPS, set_dly_factor(), set_rx_best_dly_factor(), set_tx_best_dly_factor(), STAGE_HOLD, STAGE_SETUP, tx_delay_for_wrleveling(), TX_WIN, and type.

Referenced by do_calib().

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◆ rx_datlat_cal()

u8 rx_datlat_cal	(	u32	channel,
		u8	rank,
		const struct mt8173_sdram_params *	sdram_params
	)

Definition at line 694 of file dramc_pi_calibration_api.c.

References ao_regs, BIOS_ERR, ch, clrbits32, DEFAULT_TEST2_1_CAL, DEFAULT_TEST2_2_CAL, DLE_TEST_NUM, dramc_dbg, dramc_engine2(), dramc_ao_regs::mckdly, MCKDLY_DQIENLAT_SHIFT, MCKDLY_DQIENQKEND_SHIFT, printk, set_dle_factor(), and TE_OP_WRITE_READ_CHECK.

Referenced by do_calib(), and dual_rank_rx_datlat_cal().

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◆ rx_dqs_gating_cal()

void rx_dqs_gating_cal	(	u32	channel,
		u8	rank,
		const struct mt8173_sdram_params *	sdram_params
	)

Definition at line 341 of file dramc_pi_calibration_api.c.

References ao_regs, BIOS_INFO, ch, clrbits32, ddrphy_regs, dqs_gw_coarse_tune_calib(), dqs_gw_counter_reset(), dqs_gw_fine_tune_calib(), dramc_ao_regs::dqscal0, DQSCAL0_STBCALEN_SHIFT, dramc_ao_regs::dqsctl1, DQSCTL1_DQSIENMODE_SHIFT, dramc_ddrphy_regs::dqsgctl, DQSGCTL_DQSGDUALP_SHIFT, dramc_dbg, opt_gw_coarse_value, opt_gw_fine_value, printk, set_gw_coarse_factor(), set_gw_fine_factor(), setbits32, dramc_ao_regs::spcmd, and SPCMD_DQSGCNTEN_SHIFT.

Referenced by do_calib(), and dual_rank_rx_dqs_gating_cal().

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◆ set_dle_factor()

static void set_dle_factor	(	u32	channel,
		u8	curr_val
	)

static

Definition at line 627 of file dramc_pi_calibration_api.c.

References ao_regs, ch, clrsetbits32, dramc_ao_regs::ddr2ctl, DDR2CTL_DATLAT_SHIFT, dramc_ao_regs::misc, MISC_DATLAT_DSEL_SHIFT, MISC_LATNORMP_SHIFT, dramc_ao_regs::padctl4, PADCTL4_DATLAT3_SHIFT, dramc_ao_regs::phyctl1, and PHYCTL1_DATLAT4_SHIFT.

Referenced by dual_rank_rx_datlat_cal(), and rx_datlat_cal().

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◆ set_dly_factor()

static void set_dly_factor	(	u32	channel,
		u8	stage,
		u8	type,
		u8	dly
	)

static

Definition at line 840 of file dramc_pi_calibration_api.c.

References RX_DQ, RX_DQS, set_rx_dly_factor(), set_tx_dly_factor(), STAGE_HOLD_RX_WIN, STAGE_HOLD_TX_WIN, STAGE_SETUP_RX_WIN, STAGE_SETUP_TX_WIN, TX_DQ, TX_DQM, TX_DQS, and type.

Referenced by perbit_window_cal().

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◆ set_gw_coarse_factor()

static void set_gw_coarse_factor	(	u32	channel,
		u8	curr_val
	)

static

Definition at line 172 of file dramc_pi_calibration_api.c.

References ao_regs, ch, clrsetbits32, dramc_ao_regs::dqsctl1, DQSCTL1_DQSINCTL_SHIFT, dramc_ao_regs::selph2, SELPH2_TXDLY_DQSGATE_P1_SHIFT, SELPH2_TXDLY_DQSGATE_SHIFT, dramc_ao_regs::selph5, SELPH5_DLY_DQSGATE_P1_SHIFT, and SELPH5_DLY_DQSGATE_SHIFT.

Referenced by dqs_gw_coarse_tune_calib(), dual_rank_rx_datlat_cal(), dual_rank_rx_dqs_gating_cal(), and rx_dqs_gating_cal().

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◆ set_gw_coarse_factor_rank1()

static void set_gw_coarse_factor_rank1	(	u32	channel,
		u8	curr_val,
		u8	dqsinctl
	)

static

Definition at line 233 of file dramc_pi_calibration_api.c.

References ao_regs, ch, clrsetbits32, dramc_ao_regs::dqsctl2, DQSCTL2_DQSINCTL_SHIFT, dramc_ao_regs::selph6_1, SELPH6_1_DLY_R1DQSGATE_P1_SHIFT, SELPH6_1_DLY_R1DQSGATE_SHIFT, SELPH6_1_TXDLY_R1DQSGATE_P1_SHIFT, and SELPH6_1_TXDLY_R1DQSGATE_SHIFT.

Referenced by dual_rank_rx_dqs_gating_cal().

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◆ set_gw_fine_factor()

static void set_gw_fine_factor	(	u32	channel,
		u8	curr_val,
		u8	rank
	)

static

Definition at line 218 of file dramc_pi_calibration_api.c.

References ao_regs, ch, clrsetbits32, dramc_ao_regs::dqsien, DQSIEN_DQS0IEN_SHIFT, DQSIEN_DQS1IEN_SHIFT, DQSIEN_DQS2IEN_SHIFT, and DQSIEN_DQS3IEN_SHIFT.

Referenced by dqs_gw_fine_tune_calib(), dual_rank_rx_datlat_cal(), dual_rank_rx_dqs_gating_cal(), and rx_dqs_gating_cal().

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◆ set_rx_best_dly_factor()

static void set_rx_best_dly_factor	(	u32	channel,
		struct dqs_perbit_dly *	dqdqs_perbit_dly,
		u8 *	max_dqsdly_byte
	)

static

Definition at line 864 of file dramc_pi_calibration_api.c.

References ao_regs, dqs_perbit_dly::best_dqdly, ch, DATA_WIDTH_32BIT, dramc_ao_regs::dqidly, DQS_NUMBER, dramc_dbg, dramc_ao_regs::r0deldly, dramc_ao_regs::r1deldly, read32(), value, and write32().

Referenced by perbit_window_cal().

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◆ set_rx_dly_factor()

static void set_rx_dly_factor	(	u32	channel,
		u32	curr_val,
		u8	type
	)

static

Definition at line 798 of file dramc_pi_calibration_api.c.

References ao_regs, ch, DATA_WIDTH_32BIT, dramc_ao_regs::dqidly, DQS_NUMBER, dramc_ao_regs::r0deldly, RX_DQ, RX_DQS, type, value, and write32().

Referenced by set_dly_factor().

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◆ set_tx_best_dly_factor()

static void set_tx_best_dly_factor	(	u32	channel,
		struct dqs_perbit_dly *	dqdqs_perbit_dly,
		u8 *	max_dqsdly_byte,
		u8 *	ave_dqdly_byte
	)

static

Definition at line 893 of file dramc_pi_calibration_api.c.

References ch, DATA_WIDTH_32BIT, ddrphy_regs, dramc_ddrphy_regs::dqodly, DQS_BIT_NUMBER, DQS_NUMBER, dramc_dbg, MASK_PADCTL2, dramc_ddrphy_regs::padctl2, dramc_ddrphy_regs::padctl3, read32(), value, and write32().

Referenced by perbit_window_cal().

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◆ set_tx_dly_factor()

static void set_tx_dly_factor	(	u32	channel,
		u32	curr_val,
		u8	type
	)

static

Definition at line 816 of file dramc_pi_calibration_api.c.

References ch, ddrphy_regs, dramc_ddrphy_regs::dqodly, DQS_BIT_NUMBER, DQS_NUMBER, dramc_ddrphy_regs::padctl2, dramc_ddrphy_regs::padctl3, TX_DQ, TX_DQM, TX_DQS, type, value, and write32().

Referenced by set_dly_factor().

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◆ sw_impedance_cal()

void sw_impedance_cal	(	u32	channel,
		const struct mt8173_sdram_params *	sdram_params
	)

Definition at line 16 of file dramc_pi_calibration_api.c.

References ao_regs, ch, clrbits32, clrsetbits32, ddrphy_regs, dramc_dbg, dramc_ao_regs::drvctl1, dramc_ddrphy_regs::drvctl1, IMP_CALI_DRVN_SHIFT, IMP_CALI_DRVP_SHIFT, IMP_CALI_EN_SHIFT, IMP_CALI_ENN_SHIFT, IMP_CALI_ENP_SHIFT, dramc_ao_regs::impcal, dramc_ao_regs::iodrv4, dramc_ao_regs::iodrv6, mask, params, and value.

Referenced by do_calib().

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◆ tx_delay_for_wrleveling()

void tx_delay_for_wrleveling	(	u32	channel,
		struct dqs_perbit_dly *	dqdqs_perbit_dly,
		u8 *	max_dqsdly_byte,
		u8 *	ave_dqdly_byte
	)

Definition at line 745 of file dramc_pi_calibration_api.c.

References dqs_perbit_dly::best_dqdly, BIOS_ERR, DATA_WIDTH_32BIT, DQS_BIT_NUMBER, dramc_dbg, MAX_DQDLY_TAPS, printk, and wrlevel_dqs_dly.

Referenced by perbit_window_cal().

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◆ write_leveling()

void write_leveling	(	u32	channel,
		const struct mt8173_sdram_params *	sdram_params
	)

Definition at line 129 of file dramc_pi_calibration_api.c.

References ch, clrsetbits32, ddrphy_regs, dramc_ddrphy_regs::dqodly, DQS_BIT_NUMBER, DQS_NUMBER, dramc_dbg, MASK_PADCTL2_32BIT, dramc_ddrphy_regs::padctl2, PADCTL2_SHIFT, dramc_ddrphy_regs::padctl3, read32(), val, value, sdram_params::wr_level, write32(), and wrlevel_dqs_dly.

Referenced by do_calib().

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Variable Documentation

◆ opt_gw_coarse_value

u8 opt_gw_coarse_value[CHANNEL_NUM][DUAL_RANKS]

static

Definition at line 12 of file dramc_pi_calibration_api.c.

Referenced by dramc_rankinctl_config(), dual_rank_rx_datlat_cal(), dual_rank_rx_dqs_gating_cal(), and rx_dqs_gating_cal().

◆ opt_gw_fine_value

u8 opt_gw_fine_value[CHANNEL_NUM][DUAL_RANKS]

static

Definition at line 13 of file dramc_pi_calibration_api.c.

Referenced by dual_rank_rx_datlat_cal(), dual_rank_rx_dqs_gating_cal(), and rx_dqs_gating_cal().

◆ wrlevel_dqs_dly

s8 wrlevel_dqs_dly[CHANNEL_NUM][DQS_NUMBER]

static

Definition at line 14 of file dramc_pi_calibration_api.c.

Referenced by tx_delay_for_wrleveling(), and write_leveling().

Functions

Variables

Function Documentation

◆ ca_training()

◆ clk_duty_cal()

◆ dqs_gw_coarse_tune_calib()

◆ dqs_gw_counter_reset()

◆ dqs_gw_fine_tune_calib()

◆ dqs_gw_test()

◆ dram_k_perbit()

◆ dramc_rankinctl_config()

◆ dramk_calcu_best_dly()

◆ dramk_check_dq_win()

◆ dramk_check_dqs_win()

◆ dual_rank_rx_datlat_cal()

◆ dual_rank_rx_dqs_gating_cal()

◆ perbit_window_cal()

◆ rx_datlat_cal()

◆ rx_dqs_gating_cal()

◆ set_dle_factor()

◆ set_dly_factor()

◆ set_gw_coarse_factor()

◆ set_gw_coarse_factor_rank1()

◆ set_gw_fine_factor()

◆ set_rx_best_dly_factor()

◆ set_rx_dly_factor()

◆ set_tx_best_dly_factor()

◆ set_tx_dly_factor()

◆ sw_impedance_cal()

◆ tx_delay_for_wrleveling()

◆ write_leveling()

Variable Documentation

◆ opt_gw_coarse_value

◆ opt_gw_fine_value

◆ wrlevel_dqs_dly