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bdk: dram: small refactor

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CTCaer 2023-12-27 21:06:09 +02:00
parent a6ec41744b
commit 2cc6cd45d9
2 changed files with 28 additions and 26 deletions
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8
bdk/mem/mc.c
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@ -157,12 +157,10 @@ bool mc_client_has_access(void *address)
void mc_enable() void mc_enable()
{ {
// Reset EMC source to PLLP. // Reset EMC source to PLLP.
CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_EMC) = (CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_EMC) & 0x1FFFFFFF) | (2 << 29); CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_EMC) = (CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_EMC) & 0x1FFFFFFF) | (2 << 29u);
// Enable memory clocks. // Enable and clear reset for memory clocks.
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_H_SET) = BIT(CLK_H_EMC); CLOCK(CLK_RST_CONTROLLER_CLK_ENB_H_SET) = BIT(CLK_H_EMC) | BIT(CLK_H_MEM);
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_H_SET) = BIT(CLK_H_MEM);
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_X_SET) = BIT(CLK_X_EMC_DLL); CLOCK(CLK_RST_CONTROLLER_CLK_ENB_X_SET) = BIT(CLK_X_EMC_DLL);
// Clear clock resets for memory.
CLOCK(CLK_RST_CONTROLLER_RST_DEV_H_CLR) = BIT(CLK_H_EMC) | BIT(CLK_H_MEM); CLOCK(CLK_RST_CONTROLLER_RST_DEV_H_CLR) = BIT(CLK_H_EMC) | BIT(CLK_H_MEM);
usleep(5); usleep(5);

46
bdk/mem/sdram.c
View file

@ -167,12 +167,12 @@ static void _sdram_config_t210(const sdram_params_t210_t *params)
{ {
// Program DPD3/DPD4 regs (coldboot path). // Program DPD3/DPD4 regs (coldboot path).
// Enable sel_dpd on unused pins. // Enable sel_dpd on unused pins.
u32 dpd_req = (params->emc_pmc_scratch1 & 0x3FFFFFFF) | 0x80000000; u32 dpd_req = (params->emc_pmc_scratch1 & 0x3FFFFFFF) | (2 << 30u);
PMC(APBDEV_PMC_IO_DPD3_REQ) = (dpd_req ^ 0xFFFF) & 0xC000FFFF; PMC(APBDEV_PMC_IO_DPD3_REQ) = (dpd_req ^ 0xFFFF) & 0xC000FFFF;
usleep(params->pmc_io_dpd3_req_wait); usleep(params->pmc_io_dpd3_req_wait);
// Disable e_dpd_vttgen. // Disable e_dpd_vttgen.
dpd_req = (params->emc_pmc_scratch2 & 0x3FFFFFFF) | 0x80000000; dpd_req = (params->emc_pmc_scratch2 & 0x3FFFFFFF) | (2 << 30u);
PMC(APBDEV_PMC_IO_DPD4_REQ) = (dpd_req & 0xFFFF0000) ^ 0x3FFF0000; PMC(APBDEV_PMC_IO_DPD4_REQ) = (dpd_req & 0xFFFF0000) ^ 0x3FFF0000;
usleep(params->pmc_io_dpd4_req_wait); usleep(params->pmc_io_dpd4_req_wait);
@ -209,7 +209,7 @@ break_nosleep:
if (params->emc_clock_source_dll) if (params->emc_clock_source_dll)
CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_EMC_DLL) = params->emc_clock_source_dll; CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_EMC_DLL) = params->emc_clock_source_dll;
if (params->clear_clock2_mc1) if (params->clear_clock2_mc1)
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_W_CLR) = 0x40000000; // Clear Reset to MC1. CLOCK(CLK_RST_CONTROLLER_CLK_ENB_W_CLR) = BIT(CLK_W_MC1); // Clear Reset to MC1.
// Enable and clear reset for memory clocks. // Enable and clear reset for memory clocks.
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_H_SET) = BIT(CLK_H_EMC) | BIT(CLK_H_MEM); CLOCK(CLK_RST_CONTROLLER_CLK_ENB_H_SET) = BIT(CLK_H_EMC) | BIT(CLK_H_MEM);
@ -233,7 +233,7 @@ break_nosleep:
// Program CMD mapping. Required before brick mapping, else // Program CMD mapping. Required before brick mapping, else
// we can't guarantee CK will be differential at all times. // we can't guarantee CK will be differential at all times.
EMC(EMC_FBIO_CFG7) = params->emc_fbio_cfg7; EMC(EMC_FBIO_CFG7) = params->emc_fbio_cfg7;
EMC(EMC_CMD_MAPPING_CMD0_0) = params->emc_cmd_mapping_cmd0_0; EMC(EMC_CMD_MAPPING_CMD0_0) = params->emc_cmd_mapping_cmd0_0;
EMC(EMC_CMD_MAPPING_CMD0_1) = params->emc_cmd_mapping_cmd0_1; EMC(EMC_CMD_MAPPING_CMD0_1) = params->emc_cmd_mapping_cmd0_1;
EMC(EMC_CMD_MAPPING_CMD0_2) = params->emc_cmd_mapping_cmd0_2; EMC(EMC_CMD_MAPPING_CMD0_2) = params->emc_cmd_mapping_cmd0_2;
@ -246,7 +246,7 @@ break_nosleep:
EMC(EMC_CMD_MAPPING_CMD3_0) = params->emc_cmd_mapping_cmd3_0; EMC(EMC_CMD_MAPPING_CMD3_0) = params->emc_cmd_mapping_cmd3_0;
EMC(EMC_CMD_MAPPING_CMD3_1) = params->emc_cmd_mapping_cmd3_1; EMC(EMC_CMD_MAPPING_CMD3_1) = params->emc_cmd_mapping_cmd3_1;
EMC(EMC_CMD_MAPPING_CMD3_2) = params->emc_cmd_mapping_cmd3_2; EMC(EMC_CMD_MAPPING_CMD3_2) = params->emc_cmd_mapping_cmd3_2;
EMC(EMC_CMD_MAPPING_BYTE) = params->emc_cmd_mapping_byte; EMC(EMC_CMD_MAPPING_BYTE) = params->emc_cmd_mapping_byte;
// Program brick mapping. // Program brick mapping.
EMC(EMC_PMACRO_BRICK_MAPPING_0) = params->emc_pmacro_brick_mapping0; EMC(EMC_PMACRO_BRICK_MAPPING_0) = params->emc_pmacro_brick_mapping0;
@ -289,13 +289,13 @@ break_nosleep:
EMC(EMC_AUTO_CAL_CONFIG7) = params->emc_auto_cal_config7; EMC(EMC_AUTO_CAL_CONFIG7) = params->emc_auto_cal_config7;
EMC(EMC_AUTO_CAL_CONFIG8) = params->emc_auto_cal_config8; EMC(EMC_AUTO_CAL_CONFIG8) = params->emc_auto_cal_config8;
EMC(EMC_PMACRO_RX_TERM) = params->emc_pmacro_rx_term; EMC(EMC_PMACRO_RX_TERM) = params->emc_pmacro_rx_term;
EMC(EMC_PMACRO_DQ_TX_DRV) = params->emc_pmacro_dq_tx_drive; EMC(EMC_PMACRO_DQ_TX_DRV) = params->emc_pmacro_dq_tx_drive;
EMC(EMC_PMACRO_CA_TX_DRV) = params->emc_pmacro_ca_tx_drive; EMC(EMC_PMACRO_CA_TX_DRV) = params->emc_pmacro_ca_tx_drive;
EMC(EMC_PMACRO_CMD_TX_DRV) = params->emc_pmacro_cmd_tx_drive; EMC(EMC_PMACRO_CMD_TX_DRV) = params->emc_pmacro_cmd_tx_drive;
EMC(EMC_PMACRO_AUTOCAL_CFG_COMMON) = params->emc_pmacro_auto_cal_common; EMC(EMC_PMACRO_AUTOCAL_CFG_COMMON) = params->emc_pmacro_auto_cal_common;
EMC(EMC_AUTO_CAL_CHANNEL) = params->emc_auto_cal_channel; EMC(EMC_AUTO_CAL_CHANNEL) = params->emc_auto_cal_channel;
EMC(EMC_PMACRO_ZCTRL) = params->emc_pmacro_zcrtl; EMC(EMC_PMACRO_ZCTRL) = params->emc_pmacro_zcrtl;
EMC(EMC_DLL_CFG_0) = params->emc_dll_cfg0; EMC(EMC_DLL_CFG_0) = params->emc_dll_cfg0;
EMC(EMC_DLL_CFG_1) = params->emc_dll_cfg1; EMC(EMC_DLL_CFG_1) = params->emc_dll_cfg1;
@ -328,7 +328,7 @@ break_nosleep:
EMC(EMC_PMACRO_CMD_RX_TERM_MODE) = params->emc_pmacro_cmd_rx_term_mode; EMC(EMC_PMACRO_CMD_RX_TERM_MODE) = params->emc_pmacro_cmd_rx_term_mode;
EMC(EMC_PMACRO_CMD_PAD_TX_CTRL) = params->emc_pmacro_cmd_pad_tx_ctrl; EMC(EMC_PMACRO_CMD_PAD_TX_CTRL) = params->emc_pmacro_cmd_pad_tx_ctrl;
EMC(EMC_CFG_3) = params->emc_cfg3; EMC(EMC_CFG_3) = params->emc_cfg3;
EMC(EMC_PMACRO_TX_PWRD_0) = params->emc_pmacro_tx_pwrd0; EMC(EMC_PMACRO_TX_PWRD_0) = params->emc_pmacro_tx_pwrd0;
EMC(EMC_PMACRO_TX_PWRD_1) = params->emc_pmacro_tx_pwrd1; EMC(EMC_PMACRO_TX_PWRD_1) = params->emc_pmacro_tx_pwrd1;
EMC(EMC_PMACRO_TX_PWRD_2) = params->emc_pmacro_tx_pwrd2; EMC(EMC_PMACRO_TX_PWRD_2) = params->emc_pmacro_tx_pwrd2;
@ -561,9 +561,11 @@ break_nosleep:
EMC(EMC_PMACRO_COMMON_PAD_TX_CTRL) = params->emc_pmacro_common_pad_tx_ctrl; EMC(EMC_PMACRO_COMMON_PAD_TX_CTRL) = params->emc_pmacro_common_pad_tx_ctrl;
EMC(EMC_DBG) = params->emc_dbg; EMC(EMC_DBG) = params->emc_dbg;
EMC(EMC_QRST) = params->emc_qrst; EMC(EMC_QRST) = params->emc_qrst;
EMC(EMC_ISSUE_QRST) = 1; EMC(EMC_ISSUE_QRST) = 1;
EMC(EMC_ISSUE_QRST) = 0; EMC(EMC_ISSUE_QRST) = 0;
EMC(EMC_QSAFE) = params->emc_qsafe; EMC(EMC_QSAFE) = params->emc_qsafe;
EMC(EMC_RDV) = params->emc_rdv; EMC(EMC_RDV) = params->emc_rdv;
EMC(EMC_RDV_MASK) = params->emc_rdv_mask; EMC(EMC_RDV_MASK) = params->emc_rdv_mask;
@ -616,7 +618,7 @@ break_nosleep:
} }
// Release SEL_DPD_CMD. // Release SEL_DPD_CMD.
PMC(APBDEV_PMC_IO_DPD3_REQ) = ((params->emc_pmc_scratch1 & 0x3FFFFFFF) | 0x40000000) & 0xCFFF0000; PMC(APBDEV_PMC_IO_DPD3_REQ) = (params->emc_pmc_scratch1 & 0xFFF0000) | (1 << 30u);
usleep(params->pmc_io_dpd3_req_wait); usleep(params->pmc_io_dpd3_req_wait);
// Set autocal interval if not configured. // Set autocal interval if not configured.
@ -707,7 +709,7 @@ break_nosleep:
EMC(EMC_REF) = (((1 << params->emc_extra_refresh_num) - 1) << 8) | (params->emc_dev_select << 30) | 3; EMC(EMC_REF) = (((1 << params->emc_extra_refresh_num) - 1) << 8) | (params->emc_dev_select << 30) | 3;
// Enable refresh. // Enable refresh.
EMC(EMC_REFCTRL) = params->emc_dev_select | 0x80000000; EMC(EMC_REFCTRL) = params->emc_dev_select | BIT(31);
EMC(EMC_DYN_SELF_REF_CONTROL) = params->emc_dyn_self_ref_control; EMC(EMC_DYN_SELF_REF_CONTROL) = params->emc_dyn_self_ref_control;
EMC(EMC_CFG_UPDATE) = params->emc_cfg_update; EMC(EMC_CFG_UPDATE) = params->emc_cfg_update;
@ -717,7 +719,7 @@ break_nosleep:
EMC(EMC_SEL_DPD_CTRL) = params->emc_sel_dpd_ctrl; EMC(EMC_SEL_DPD_CTRL) = params->emc_sel_dpd_ctrl;
// Write addr swizzle lock bit. // Write addr swizzle lock bit.
EMC(EMC_FBIO_SPARE) = params->emc_fbio_spare | 2; EMC(EMC_FBIO_SPARE) = params->emc_fbio_spare | BIT(1);
EMC(EMC_TIMING_CONTROL) = 1; // Re-trigger timing to latch power saving functions. EMC(EMC_TIMING_CONTROL) = 1; // Re-trigger timing to latch power saving functions.
@ -751,15 +753,15 @@ static void _sdram_config_t210b01(const sdram_params_t210b01_t *params)
// Program DPD3/DPD4 regs (coldboot path). // Program DPD3/DPD4 regs (coldboot path).
// Enable sel_dpd on unused pins. // Enable sel_dpd on unused pins.
PMC(APBDEV_PMC_WEAK_BIAS) = (pmc_scratch1 & 0x1000) << 19 | (pmc_scratch1 & 0xFFF) << 18 | (pmc_scratch1 & 0x8000) << 15; PMC(APBDEV_PMC_WEAK_BIAS) = (pmc_scratch1 & 0x1000) << 19 | (pmc_scratch1 & 0xFFF) << 18 | (pmc_scratch1 & 0x8000) << 15;
PMC(APBDEV_PMC_IO_DPD3_REQ) = (pmc_scratch1 & 0x9FFF) + 0x80000000; PMC(APBDEV_PMC_IO_DPD3_REQ) = (pmc_scratch1 & 0x9FFF) | (2 << 30u);
usleep(params->pmc_io_dpd3_req_wait); usleep(params->pmc_io_dpd3_req_wait);
// Disable e_dpd_vttgen. // Disable e_dpd_vttgen.
PMC(APBDEV_PMC_IO_DPD4_REQ) = (pmc_scratch2 & 0x3FFF0000) | 0x80000000; PMC(APBDEV_PMC_IO_DPD4_REQ) = (pmc_scratch2 & 0x3FFF0000) | (2 << 30u);
usleep(params->pmc_io_dpd4_req_wait); usleep(params->pmc_io_dpd4_req_wait);
// Disable e_dpd_bg. // Disable e_dpd_bg.
PMC(APBDEV_PMC_IO_DPD4_REQ) = (pmc_scratch2 & 0x1FFF) | 0x80000000; PMC(APBDEV_PMC_IO_DPD4_REQ) = (pmc_scratch2 & 0x1FFF) | (2 << 30u);
usleep(1); usleep(1);
// Program CMD mapping. Required before brick mapping, else // Program CMD mapping. Required before brick mapping, else
@ -1155,9 +1157,11 @@ static void _sdram_config_t210b01(const sdram_params_t210b01_t *params)
EMC(EMC_PUTERM_WIDTH) = params->emc_puterm_width; EMC(EMC_PUTERM_WIDTH) = params->emc_puterm_width;
EMC(EMC_DBG) = params->emc_dbg; EMC(EMC_DBG) = params->emc_dbg;
EMC(EMC_QRST) = params->emc_qrst; EMC(EMC_QRST) = params->emc_qrst;
EMC(EMC_ISSUE_QRST) = 1; EMC(EMC_ISSUE_QRST) = 1;
EMC(EMC_ISSUE_QRST) = 0; EMC(EMC_ISSUE_QRST) = 0;
EMC(EMC_QSAFE) = params->emc_qsafe; EMC(EMC_QSAFE) = params->emc_qsafe;
EMC(EMC_RDV) = params->emc_rdv; EMC(EMC_RDV) = params->emc_rdv;
EMC(EMC_RDV_MASK) = params->emc_rdv_mask; EMC(EMC_RDV_MASK) = params->emc_rdv_mask;
@ -1219,7 +1223,7 @@ static void _sdram_config_t210b01(const sdram_params_t210b01_t *params)
*(vu32 *)params->emc_bct_spare_secure16 = params->emc_bct_spare_secure17; *(vu32 *)params->emc_bct_spare_secure16 = params->emc_bct_spare_secure17;
// Release SEL_DPD_CMD. // Release SEL_DPD_CMD.
PMC(APBDEV_PMC_IO_DPD3_REQ) = ((params->emc_pmc_scratch1 & 0x3FFFFFFF) | 0x40000000) & 0xCFFF0000; PMC(APBDEV_PMC_IO_DPD3_REQ) = (params->emc_pmc_scratch1 & 0xFFF0000) | (1 << 30u);
usleep(params->pmc_io_dpd3_req_wait); usleep(params->pmc_io_dpd3_req_wait);
// Set transmission pad control parameters. // Set transmission pad control parameters.
@ -1315,7 +1319,7 @@ static void _sdram_config_t210b01(const sdram_params_t210b01_t *params)
EMC(EMC_REF) = ((1 << params->emc_extra_refresh_num << 8) - 253) | (params->emc_dev_select << 30); EMC(EMC_REF) = ((1 << params->emc_extra_refresh_num << 8) - 253) | (params->emc_dev_select << 30);
// Enable refresh. // Enable refresh.
EMC(EMC_REFCTRL) = params->emc_dev_select | 0x80000000; EMC(EMC_REFCTRL) = params->emc_dev_select | BIT(31);
EMC(EMC_DYN_SELF_REF_CONTROL) = params->emc_dyn_self_ref_control; EMC(EMC_DYN_SELF_REF_CONTROL) = params->emc_dyn_self_ref_control;
EMC(EMC_CFG) = params->emc_cfg; EMC(EMC_CFG) = params->emc_cfg;
@ -1324,7 +1328,7 @@ static void _sdram_config_t210b01(const sdram_params_t210b01_t *params)
EMC(EMC_SEL_DPD_CTRL) = params->emc_sel_dpd_ctrl; EMC(EMC_SEL_DPD_CTRL) = params->emc_sel_dpd_ctrl;
// Write addr swizzle lock bit. // Write addr swizzle lock bit.
EMC(EMC_FBIO_SPARE) = params->emc_fbio_spare | 2; EMC(EMC_FBIO_SPARE) = params->emc_fbio_spare | BIT(1);
EMC(EMC_TIMING_CONTROL) = 1; // Re-trigger timing to latch power saving functions. EMC(EMC_TIMING_CONTROL) = 1; // Re-trigger timing to latch power saving functions.