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Code Issues Releases Activity

sdram: Refactor and fix some bugs in init

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CTCaer 2019-12-04 18:53:36 +02:00
parent 9476e0ab45
commit d1e50c558e
2 changed files with 388 additions and 79 deletions
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239
bootloader/mem/sdram.c
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@ -16,17 +16,17 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "../soc/i2c.h"
#include "../soc/t210.h"
#include "mc.h"
#include "emc.h"
#include "sdram_param_t210.h"
#include "../soc/pmc.h"
#include "../utils/util.h"
#include "../soc/fuse.h"
#include "../power/max77620.h"
#include "../power/max7762x.h"
#include "../soc/clock.h"
#include "../soc/fuse.h"
#include "../soc/i2c.h"
#include "../soc/pmc.h"
#include "../soc/t210.h"
#include "../utils/util.h"
#define CONFIG_SDRAM_COMPRESS_CFG
@ -50,19 +50,30 @@ static u32 _get_sdram_id()
static void _sdram_config(const sdram_params_t *params)
{
PMC(APBDEV_PMC_IO_DPD3_REQ) = (((4 * params->emc_pmc_scratch1 >> 2) + 0x80000000) ^ 0xFFFF) & 0xC000FFFF;
// Program DPD3/DPD4 regs (coldboot path).
// Enable sel_dpd on unused pins.
u32 dpd_req = (params->emc_pmc_scratch1 & 0x3FFFFFFF) | 0x80000000;
PMC(APBDEV_PMC_IO_DPD3_REQ) = (dpd_req ^ 0xFFFF) & 0xC000FFFF;
usleep(params->pmc_io_dpd3_req_wait);
u32 req = (4 * params->emc_pmc_scratch2 >> 2) + 0x80000000;
PMC(APBDEV_PMC_IO_DPD4_REQ) = (req >> 16 << 16) ^ 0x3FFF0000;
// Disable e_dpd_vttgen.
dpd_req = (params->emc_pmc_scratch2 & 0x3FFFFFFF) | 0x80000000;
PMC(APBDEV_PMC_IO_DPD4_REQ) = (dpd_req & 0xFFFF0000) ^ 0x3FFF0000;
usleep(params->pmc_io_dpd4_req_wait);
PMC(APBDEV_PMC_IO_DPD4_REQ) = (req ^ 0xFFFF) & 0xC000FFFF;
// Disable e_dpd_bg.
PMC(APBDEV_PMC_IO_DPD4_REQ) = (dpd_req ^ 0xFFFF) & 0xC000FFFF;
usleep(params->pmc_io_dpd4_req_wait);
PMC(APBDEV_PMC_WEAK_BIAS) = 0;
usleep(1);
// Start clocks.
CLOCK(CLK_RST_CONTROLLER_PLLM_MISC1) = params->pllm_setup_control;
CLOCK(CLK_RST_CONTROLLER_PLLM_MISC2) = 0;
// u32 tmp = (params->pllm_feedback_divider << 8) | params->pllm_input_divider | ((params->pllm_post_divider & 0xFFFF) << 20);
// CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) = tmp;
// CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) = tmp | 0x40000000;
CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) = (params->pllm_feedback_divider << 8) | params->pllm_input_divider | 0x40000000 | ((params->pllm_post_divider & 0xFFFF) << 20);
u32 wait_end = get_tmr_us() + 300;
@ -72,24 +83,35 @@ static void _sdram_config(const sdram_params_t *params)
goto break_nosleep;
}
usleep(10);
break_nosleep:
break_nosleep:
CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_EMC) = ((params->mc_emem_arb_misc0 >> 11) & 0x10000) | (params->emc_clock_source & 0xFFFEFFFF);
if (params->emc_clock_source_dll)
CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_EMC_DLL) = params->emc_clock_source_dll;
if (params->clear_clock2_mc1)
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_W_CLR) = 0x40000000;
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_H_SET) = 0x2000001;
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_X_SET) = 0x4000;
CLOCK(CLK_RST_CONTROLLER_RST_DEV_H_CLR) = 0x2000001;
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_H_SET) = 0x2000001; // Enable EMC and MEM clocks.
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_X_SET) = 0x4000; // Enable EMC_DLL clock.
CLOCK(CLK_RST_CONTROLLER_RST_DEV_H_CLR) = 0x2000001; // Clear EMC and MEM resets.
// Set pad macros.
EMC(EMC_PMACRO_VTTGEN_CTRL_0) = params->emc_pmacro_vttgen_ctrl0;
EMC(EMC_PMACRO_VTTGEN_CTRL_1) = params->emc_pmacro_vttgen_ctrl1;
EMC(EMC_PMACRO_VTTGEN_CTRL_2) = params->emc_pmacro_vttgen_ctrl2;
EMC(EMC_TIMING_CONTROL) = 1;
usleep(1);
EMC(EMC_TIMING_CONTROL) = 1; // Trigger timing update so above writes take place.
usleep(10); // Ensure the regulators settle.
// Select EMC write mux.
EMC(EMC_DBG) = (params->emc_dbg_write_mux << 1) | params->emc_dbg;
// Patch 2 using BCT spare variables.
if (params->emc_bct_spare2)
*(vu32 *)params->emc_bct_spare2 = params->emc_bct_spare3;
// Program CMD mapping. Required before brick mapping, else
// we can't guarantee CK will be differential at all times.
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_1) = params->emc_cmd_mapping_cmd0_1;
@ -104,25 +126,40 @@ break_nosleep:
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_BYTE) = params->emc_cmd_mapping_byte;
// Program brick mapping.
EMC(EMC_PMACRO_BRICK_MAPPING_0) = params->emc_pmacro_brick_mapping0;
EMC(EMC_PMACRO_BRICK_MAPPING_1) = params->emc_pmacro_brick_mapping1;
EMC(EMC_PMACRO_BRICK_MAPPING_2) = params->emc_pmacro_brick_mapping2;
EMC(EMC_PMACRO_BRICK_CTRL_RFU1) = (params->emc_pmacro_brick_ctrl_rfu1 & 0x1120112) | 0x1EED1EED;
// This is required to do any reads from the pad macros.
EMC(EMC_CONFIG_SAMPLE_DELAY) = params->emc_config_sample_delay;
EMC(EMC_FBIO_CFG8) = params->emc_fbio_cfg8;
// Set swizzle for Rank 0.
EMC(EMC_SWIZZLE_RANK0_BYTE0) = params->emc_swizzle_rank0_byte0;
EMC(EMC_SWIZZLE_RANK0_BYTE1) = params->emc_swizzle_rank0_byte1;
EMC(EMC_SWIZZLE_RANK0_BYTE2) = params->emc_swizzle_rank0_byte2;
EMC(EMC_SWIZZLE_RANK0_BYTE3) = params->emc_swizzle_rank0_byte3;
// Set swizzle for Rank 1.
EMC(EMC_SWIZZLE_RANK1_BYTE0) = params->emc_swizzle_rank1_byte0;
EMC(EMC_SWIZZLE_RANK1_BYTE1) = params->emc_swizzle_rank1_byte1;
EMC(EMC_SWIZZLE_RANK1_BYTE2) = params->emc_swizzle_rank1_byte2;
EMC(EMC_SWIZZLE_RANK1_BYTE3) = params->emc_swizzle_rank1_byte3;
// Patch 4 using BCT spare variables.
if (params->emc_bct_spare6)
*(vu32 *)params->emc_bct_spare6 = params->emc_bct_spare7;
// Set pad controls.
EMC(EMC_XM2COMPPADCTRL) = params->emc_xm2_comp_pad_ctrl;
EMC(EMC_XM2COMPPADCTRL2) = params->emc_xm2_comp_pad_ctrl2;
EMC(EMC_XM2COMPPADCTRL3) = params->emc_xm2_comp_pad_ctrl3;
// Program Autocal controls with shadowed register fields.
EMC(EMC_AUTO_CAL_CONFIG2) = params->emc_auto_cal_config2;
EMC(EMC_AUTO_CAL_CONFIG3) = params->emc_auto_cal_config3;
EMC(EMC_AUTO_CAL_CONFIG4) = params->emc_auto_cal_config4;
@ -130,6 +167,7 @@ break_nosleep:
EMC(EMC_AUTO_CAL_CONFIG6) = params->emc_auto_cal_config6;
EMC(EMC_AUTO_CAL_CONFIG7) = params->emc_auto_cal_config7;
EMC(EMC_AUTO_CAL_CONFIG8) = params->emc_auto_cal_config8;
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_CA_TX_DRV) = params->emc_pmacro_ca_tx_drive;
@ -137,9 +175,11 @@ break_nosleep:
EMC(EMC_PMACRO_AUTOCAL_CFG_COMMON) = params->emc_pmacro_auto_cal_common;
EMC(EMC_AUTO_CAL_CHANNEL) = params->emc_auto_cal_channel;
EMC(EMC_PMACRO_ZCTRL) = params->emc_pmacro_zcrtl;
EMC(EMC_DLL_CFG_0) = params->emc_dll_cfg0;
EMC(EMC_DLL_CFG_1) = params->emc_dll_cfg1;
EMC(EMC_CFG_DIG_DLL_1) = params->emc_cfg_dig_dll_1;
EMC(EMC_DATA_BRLSHFT_0) = params->emc_data_brlshft0;
EMC(EMC_DATA_BRLSHFT_1) = params->emc_data_brlshft1;
EMC(EMC_DQS_BRLSHFT_0) = params->emc_dqs_brlshft0;
@ -152,8 +192,10 @@ break_nosleep:
EMC(EMC_QUSE_BRLSHFT_1) = params->emc_quse_brlshft1;
EMC(EMC_QUSE_BRLSHFT_2) = params->emc_quse_brlshft2;
EMC(EMC_QUSE_BRLSHFT_3) = params->emc_quse_brlshft3;
EMC(EMC_PMACRO_BRICK_CTRL_RFU1) = (params->emc_pmacro_brick_ctrl_rfu1 & 0x1BF01BF) | 0x1E401E40;
EMC(EMC_PMACRO_PAD_CFG_CTRL) = params->emc_pmacro_pad_cfg_ctrl;
EMC(EMC_PMACRO_CMD_BRICK_CTRL_FDPD) = params->emc_pmacro_cmd_brick_ctrl_fdpd;
EMC(EMC_PMACRO_BRICK_CTRL_RFU2) = params->emc_pmacro_brick_ctrl_rfu2 & 0xFF7FFF7F;
EMC(EMC_PMACRO_DATA_BRICK_CTRL_FDPD) = params->emc_pmacro_data_brick_ctrl_fdpd;
@ -164,6 +206,7 @@ break_nosleep:
EMC(EMC_PMACRO_DATA_RX_TERM_MODE) = params->emc_pmacro_data_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_CFG_3) = params->emc_cfg3;
EMC(EMC_PMACRO_TX_PWRD_0) = params->emc_pmacro_tx_pwrd0;
EMC(EMC_PMACRO_TX_PWRD_1) = params->emc_pmacro_tx_pwrd1;
@ -189,6 +232,7 @@ break_nosleep:
EMC(EMC_PMACRO_IB_VREF_DQS_0) = params->emc_pmacro_ib_vref_dqs_0;
EMC(EMC_PMACRO_IB_VREF_DQS_1) = params->emc_pmacro_ib_vref_dqs_1;
EMC(EMC_PMACRO_IB_RXRT) = params->emc_pmacro_ib_rxrt;
EMC(EMC_PMACRO_QUSE_DDLL_RANK0_0) = params->emc_pmacro_quse_ddll_rank0_0;
EMC(EMC_PMACRO_QUSE_DDLL_RANK0_1) = params->emc_pmacro_quse_ddll_rank0_1;
EMC(EMC_PMACRO_QUSE_DDLL_RANK0_2) = params->emc_pmacro_quse_ddll_rank0_2;
@ -202,6 +246,7 @@ break_nosleep:
EMC(EMC_PMACRO_QUSE_DDLL_RANK1_4) = params->emc_pmacro_quse_ddll_rank1_4;
EMC(EMC_PMACRO_QUSE_DDLL_RANK1_5) = params->emc_pmacro_quse_ddll_rank1_5;
EMC(EMC_PMACRO_BRICK_CTRL_RFU1) = params->emc_pmacro_brick_ctrl_rfu1;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_0) = params->emc_pmacro_ob_ddll_long_dq_rank0_0;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_1) = params->emc_pmacro_ob_ddll_long_dq_rank0_1;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_2) = params->emc_pmacro_ob_ddll_long_dq_rank0_2;
@ -214,6 +259,7 @@ break_nosleep:
EMC(EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_3) = params->emc_pmacro_ob_ddll_long_dq_rank1_3;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_4) = params->emc_pmacro_ob_ddll_long_dq_rank1_4;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_5) = params->emc_pmacro_ob_ddll_long_dq_rank1_5;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_0) = params->emc_pmacro_ob_ddll_long_dqs_rank0_0;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_1) = params->emc_pmacro_ob_ddll_long_dqs_rank0_1;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_2) = params->emc_pmacro_ob_ddll_long_dqs_rank0_2;
@ -234,6 +280,7 @@ break_nosleep:
EMC(EMC_PMACRO_IB_DDLL_LONG_DQS_RANK1_1) = params->emc_pmacro_ib_ddll_long_dqs_rank1_1;
EMC(EMC_PMACRO_IB_DDLL_LONG_DQS_RANK1_2) = params->emc_pmacro_ib_ddll_long_dqs_rank1_2;
EMC(EMC_PMACRO_IB_DDLL_LONG_DQS_RANK1_3) = params->emc_pmacro_ib_ddll_long_dqs_rank1_3;
EMC(EMC_PMACRO_DDLL_LONG_CMD_0) = params->emc_pmacro_ddll_long_cmd_0;
EMC(EMC_PMACRO_DDLL_LONG_CMD_1) = params->emc_pmacro_ddll_long_cmd_1;
EMC(EMC_PMACRO_DDLL_LONG_CMD_2) = params->emc_pmacro_ddll_long_cmd_2;
@ -242,10 +289,17 @@ break_nosleep:
EMC(EMC_PMACRO_DDLL_SHORT_CMD_0) = params->emc_pmacro_ddll_short_cmd_0;
EMC(EMC_PMACRO_DDLL_SHORT_CMD_1) = params->emc_pmacro_ddll_short_cmd_1;
EMC(EMC_PMACRO_DDLL_SHORT_CMD_2) = params->emc_pmacro_ddll_short_cmd_2;
// Common pad macro (cpm).
EMC(EMC_PMACRO_COMMON_PAD_TX_CTRL) = (params->emc_pmacro_common_pad_tx_ctrl & 1) | 0xE;
// Patch 3 using BCT spare variables.
if (params->emc_bct_spare4)
*(vu32 *)params->emc_bct_spare4 = params->emc_bct_spare5;
EMC(EMC_TIMING_CONTROL) = 1;
EMC(EMC_TIMING_CONTROL) = 1; // Trigger timing update so above writes take place.
// Initialize MC VPR settings.
MC(MC_VIDEO_PROTECT_BOM) = params->mc_video_protect_bom;
MC(MC_VIDEO_PROTECT_BOM_ADR_HI) = params->mc_video_protect_bom_adr_hi;
MC(MC_VIDEO_PROTECT_SIZE_MB) = params->mc_video_protect_size_mb;
@ -253,20 +307,32 @@ break_nosleep:
MC(MC_VIDEO_PROTECT_VPR_OVERRIDE1) = params->mc_video_protect_vpr_override1;
MC(MC_VIDEO_PROTECT_GPU_OVERRIDE_0) = params->mc_video_protect_gpu_override0;
MC(MC_VIDEO_PROTECT_GPU_OVERRIDE_1) = params->mc_video_protect_gpu_override1;
// Program SDRAM geometry parameters.
MC(MC_EMEM_ADR_CFG) = params->mc_emem_adr_cfg;
MC(MC_EMEM_ADR_CFG_DEV0) = params->mc_emem_adr_cfg_dev0;
MC(MC_EMEM_ADR_CFG_DEV1) = params->mc_emem_adr_cfg_dev1;
MC(MC_EMEM_ADR_CFG_CHANNEL_MASK) = params->mc_emem_adr_cfg_channel_mask;
// Program bank swizzling.
MC(MC_EMEM_ADR_CFG_BANK_MASK_0) = params->mc_emem_adr_cfg_bank_mask0;
MC(MC_EMEM_ADR_CFG_BANK_MASK_1) = params->mc_emem_adr_cfg_bank_mask1;
MC(MC_EMEM_ADR_CFG_BANK_MASK_2) = params->mc_emem_adr_cfg_bank_mask2;
// Program external memory aperture (base and size).
MC(MC_EMEM_CFG) = params->mc_emem_cfg;
// Program SEC carveout (base and size).
MC(MC_SEC_CARVEOUT_BOM) = params->mc_sec_carveout_bom;
MC(MC_SEC_CARVEOUT_ADR_HI) = params->mc_sec_carveout_adr_hi;
MC(MC_SEC_CARVEOUT_SIZE_MB) = params->mc_sec_carveout_size_mb;
// Program MTS carveout (base and size).
MC(MC_MTS_CARVEOUT_BOM) = params->mc_mts_carveout_bom;
MC(MC_MTS_CARVEOUT_ADR_HI) = params->mc_mts_carveout_adr_hi;
MC(MC_MTS_CARVEOUT_SIZE_MB) = params->mc_mts_carveout_size_mb;
// Program the memory arbiter.
MC(MC_EMEM_ARB_CFG) = params->mc_emem_arb_cfg;
MC(MC_EMEM_ARB_OUTSTANDING_REQ) = params->mc_emem_arb_outstanding_req;
MC(MC_EMEM_ARB_REFPB_HP_CTRL) = params->emc_emem_arb_refpb_hp_ctrl;
@ -295,21 +361,38 @@ break_nosleep:
MC(MC_EMEM_ARB_OVERRIDE_1) = params->mc_emem_arb_override1;
MC(MC_EMEM_ARB_RSV) = params->mc_emem_arb_rsv;
MC(MC_DA_CONFIG0) = params->mc_da_cfg0;
MC(MC_TIMING_CONTROL) = 1;
MC(MC_TIMING_CONTROL) = 1; // Trigger MC timing update.
// Program second-level clock enable overrides.
MC(MC_CLKEN_OVERRIDE) = params->mc_clken_override;
// Program statistics gathering.
MC(MC_STAT_CONTROL) = params->mc_stat_control;
// Program SDRAM geometry parameters.
EMC(EMC_ADR_CFG) = params->emc_adr_cfg;
// Program second-level clock enable overrides.
EMC(EMC_CLKEN_OVERRIDE) = params->emc_clken_override;
// Program EMC pad auto calibration.
EMC(EMC_PMACRO_AUTOCAL_CFG_0) = params->emc_pmacro_auto_cal_cfg0;
EMC(EMC_PMACRO_AUTOCAL_CFG_1) = params->emc_pmacro_auto_cal_cfg1;
EMC(EMC_PMACRO_AUTOCAL_CFG_2) = params->emc_pmacro_auto_cal_cfg2;
EMC(EMC_AUTO_CAL_VREF_SEL_0) = params->emc_auto_cal_vref_sel0;
EMC(EMC_AUTO_CAL_VREF_SEL_1) = params->emc_auto_cal_vref_sel1;
EMC(EMC_AUTO_CAL_INTERVAL) = params->emc_auto_cal_interval;
EMC(EMC_AUTO_CAL_CONFIG) = params->emc_auto_cal_config;
usleep(params->emc_auto_cal_wait);
// Patch 5 using BCT spare variables.
if (params->emc_bct_spare8)
*(vu32 *)params->emc_bct_spare8 = params->emc_bct_spare9;
// Program EMC timing configuration.
EMC(EMC_CFG_2) = params->emc_cfg2;
EMC(EMC_CFG_PIPE) = params->emc_cfg_pipe;
EMC(EMC_CFG_PIPE_1) = params->emc_cfg_pipe1;
@ -354,9 +437,11 @@ break_nosleep:
EMC(EMC_EINPUT_DURATION) = params->emc_einput_duration;
EMC(EMC_PUTERM_EXTRA) = params->emc_puterm_extra;
EMC(EMC_PUTERM_WIDTH) = params->emc_puterm_width;
EMC(EMC_PMACRO_COMMON_PAD_TX_CTRL) = params->emc_pmacro_common_pad_tx_ctrl;
EMC(EMC_DBG) = params->emc_dbg;
EMC(EMC_QRST) = params->emc_qrst;
EMC(EMC_ISSUE_QRST) = 1;
EMC(EMC_ISSUE_QRST) = 0;
EMC(EMC_QSAFE) = params->emc_qsafe;
EMC(EMC_RDV) = params->emc_rdv;
@ -389,6 +474,8 @@ break_nosleep:
EMC(EMC_ODT_WRITE) = params->emc_odt_write;
EMC(EMC_CFG_DIG_DLL) = params->emc_cfg_dig_dll;
EMC(EMC_CFG_DIG_DLL_PERIOD) = params->emc_cfg_dig_dll_period;
// Don't write CFG_ADR_EN (bit 1) here - lock bit written later.
EMC(EMC_FBIO_SPARE) = params->emc_fbio_spare & 0xFFFFFFFD;
EMC(EMC_CFG_RSV) = params->emc_cfg_rsv;
EMC(EMC_PMC_SCRATCH1) = params->emc_pmc_scratch1;
@ -396,70 +483,104 @@ break_nosleep:
EMC(EMC_PMC_SCRATCH3) = params->emc_pmc_scratch3;
EMC(EMC_ACPD_CONTROL) = params->emc_acpd_control;
EMC(EMC_TXDSRVTTGEN) = params->emc_txdsrvttgen;
// Set pipe bypass enable bits before sending any DRAM commands.
EMC(EMC_CFG) = (params->emc_cfg & 0xE) | 0x3C00000;
// Patch BootROM.
if (params->boot_rom_patch_control & (1 << 31))
{
*(vu32 *)(APB_MISC_BASE + params->boot_rom_patch_control * 4) = params->boot_rom_patch_data;
MC(MC_TIMING_CONTROL) = 1;
MC(MC_TIMING_CONTROL) = 1; // Trigger MC timing update.
}
PMC(APBDEV_PMC_IO_DPD3_REQ) = ((4 * params->emc_pmc_scratch1 >> 2) + 0x40000000) & 0xCFFF0000;
// Release SEL_DPD_CMD.
PMC(APBDEV_PMC_IO_DPD3_REQ) = ((params->emc_pmc_scratch1 & 0x3FFFFFFF) | 0x40000000) & 0xCFFF0000;
usleep(params->pmc_io_dpd3_req_wait);
// Set autocal interval if not configured.
if (!params->emc_auto_cal_interval)
EMC(EMC_AUTO_CAL_CONFIG) = params->emc_auto_cal_config | 0x200;
EMC(EMC_PMACRO_BRICK_CTRL_RFU2) = params->emc_pmacro_brick_ctrl_rfu2;
// ZQ CAL setup (not actually issuing ZQ CAL now).
if (params->emc_zcal_warm_cold_boot_enables & 1)
{
if (params->memory_type == 2)
EMC(EMC_ZCAL_WAIT_CNT) = 8 * params->emc_zcal_wait_cnt;
EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt << 3;
if (params->memory_type == 3)
{
EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt;
EMC(EMC_ZCAL_MRW_CMD) = params->emc_zcal_mrw_cmd;
}
}
EMC(EMC_TIMING_CONTROL) = 1;
EMC(EMC_TIMING_CONTROL) = 1; // Trigger timing update so above writes take place.
usleep(params->emc_timing_control_wait);
// Deassert HOLD_CKE_LOW.
PMC(APBDEV_PMC_DDR_CNTRL) &= 0xFFF8007F;
usleep(params->pmc_ddr_ctrl_wait);
if (params->memory_type == 2)
// Set clock enable signal.
u32 pin_gpio_cfg = (params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12);
if (params->memory_type == 2 || params->memory_type == 3)
{
EMC(EMC_PIN) = (params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12);
EMC(EMC_PIN) = pin_gpio_cfg;
(void)EMC(EMC_PIN);
usleep(params->emc_pin_extra_wait + 200);
EMC(EMC_PIN) = ((params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12)) + 256;
usleep(params->emc_pin_extra_wait + 500);
EMC(EMC_PIN) = pin_gpio_cfg | 0x100;
(void)EMC(EMC_PIN);
}
if (params->memory_type == 3)
{
EMC(EMC_PIN) = (params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12);
usleep(params->emc_pin_extra_wait + 200);
EMC(EMC_PIN) = ((params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12)) + 256;
usleep(params->emc_pin_extra_wait + 2000);
}
EMC(EMC_PIN) = ((params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12)) + 0x101;
else if (params->memory_type == 2)
usleep(params->emc_pin_extra_wait + 500);
// Enable clock enable signal.
EMC(EMC_PIN) = pin_gpio_cfg | 0x101;
(void)EMC(EMC_PIN);
usleep(params->emc_pin_program_wait);
// Send NOP (trigger just needs to be non-zero).
if (params->memory_type != 3)
EMC(EMC_NOP) = (params->emc_dev_select << 30) + 1;
// On coldboot w/LPDDR2/3, wait 200 uSec after asserting CKE high.
if (params->memory_type == 1)
usleep(params->emc_pin_extra_wait + 200);
// Init zq calibration,
if (params->memory_type == 3)
{
// Patch 6 using BCT spare variables.
if (params->emc_bct_spare10)
*(vu32 *)params->emc_bct_spare10 = params->emc_bct_spare11;
// Write mode registers.
EMC(EMC_MRW2) = params->emc_mrw2;
EMC(EMC_MRW) = params->emc_mrw1;
EMC(EMC_MRW3) = params->emc_mrw3;
EMC(EMC_MRW4) = params->emc_mrw4;
EMC(EMC_MRW6) = params->emc_mrw6;
EMC(EMC_MRW14) = params->emc_mrw14;
EMC(EMC_MRW8) = params->emc_mrw8;
EMC(EMC_MRW12) = params->emc_mrw12;
EMC(EMC_MRW9) = params->emc_mrw9;
EMC(EMC_MRW13) = params->emc_mrw13;
if (params->emc_zcal_warm_cold_boot_enables & 1)
{
// Issue ZQCAL start, device 0.
EMC(EMC_ZQ_CAL) = params->emc_zcal_init_dev0;
usleep(params->emc_zcal_init_wait);
// Issue ZQCAL latch.
EMC(EMC_ZQ_CAL) = params->emc_zcal_init_dev0 ^ 3;
// Same for device 1.
if (!(params->emc_dev_select & 2))
{
EMC(EMC_ZQ_CAL) = params->emc_zcal_init_dev1;
@ -468,40 +589,62 @@ break_nosleep:
}
}
}
// Set package and DPD pad control.
PMC(APBDEV_PMC_DDR_CFG) = params->pmc_ddr_cfg;
// Start periodic ZQ calibration (LPDDRx only).
if (params->memory_type - 1 <= 2)
{
EMC(EMC_ZCAL_INTERVAL) = params->emc_zcal_interval;
EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt;
EMC(EMC_ZCAL_MRW_CMD) = params->emc_zcal_mrw_cmd;
}
// Patch 7 using BCT spare variables.
if (params->emc_bct_spare12)
*(vu32 *)params->emc_bct_spare12 = params->emc_bct_spare13;
EMC(EMC_TIMING_CONTROL) = 1;
EMC(EMC_TIMING_CONTROL) = 1; // Trigger timing update so above writes take place.
if (params->emc_extra_refresh_num)
EMC(EMC_REF) = ((1 << params->emc_extra_refresh_num << 8) - 0xFD) | (params->emc_pin_gpio << 30);
EMC(EMC_REF) = (((1 << params->emc_extra_refresh_num) - 1) << 8) | (params->emc_dev_select << 30) | 3;
// Enable refresh.
EMC(EMC_REFCTRL) = params->emc_dev_select | 0x80000000;
EMC(EMC_DYN_SELF_REF_CONTROL) = params->emc_dyn_self_ref_control;
EMC(EMC_CFG_UPDATE) = params->emc_cfg_update;
EMC(EMC_CFG) = params->emc_cfg;
EMC(EMC_FDPD_CTRL_DQ) = params->emc_fdpd_ctrl_dq;
EMC(EMC_FDPD_CTRL_CMD) = params->emc_fdpd_ctrl_cmd;
EMC(EMC_SEL_DPD_CTRL) = params->emc_sel_dpd_ctrl;
// Write addr swizzle lock bit.
EMC(EMC_FBIO_SPARE) = params->emc_fbio_spare | 2;
EMC(EMC_TIMING_CONTROL) = 1;
EMC(EMC_TIMING_CONTROL) = 1; // Re-trigger timing to latch power saving functions.
// Enable EMC pipe clock gating.
EMC(EMC_CFG_PIPE_CLK) = params->emc_cfg_pipe_clk;
// Depending on freqency, enable CMD/CLK fdpd.
EMC(EMC_FDPD_CTRL_CMD_NO_RAMP) = params->emc_fdpd_ctrl_cmd_no_ramp;
SYSREG(AHB_ARBITRATION_XBAR_CTRL) = (SYSREG(AHB_ARBITRATION_XBAR_CTRL) & 0xFFFEFFFF) | ((params->ahb_arbitration_xbar_ctrl_meminit_done & 0xFFFF) << 16);
// Enable arbiter.
SYSREG(AHB_ARBITRATION_XBAR_CTRL) = (SYSREG(AHB_ARBITRATION_XBAR_CTRL) & 0xFFFEFFFF) | (params->ahb_arbitration_xbar_ctrl_meminit_done << 16);
// Lock carveouts per BCT cfg.
MC(MC_VIDEO_PROTECT_REG_CTRL) = params->mc_video_protect_write_access;
MC(MC_SEC_CARVEOUT_REG_CTRL) = params->mc_sec_carveout_protect_write_access;
MC(MC_MTS_CARVEOUT_REG_CTRL) = params->mc_mts_carveout_reg_ctrl;
MC(MC_EMEM_CFG_ACCESS_CTRL) = 1; //Disable write access to a bunch of EMC registers.
//Disable write access to a bunch of EMC registers.
MC(MC_EMEM_CFG_ACCESS_CTRL) = 1;
}
sdram_params_t *sdram_get_params()
{
//TODO: sdram_id should be in [0, 7].
#ifdef CONFIG_SDRAM_COMPRESS_CFG
u8 *buf = (u8 *)0x40030000;
LZ_Uncompress(_dram_cfg_lz, buf, sizeof(_dram_cfg_lz));
@ -535,7 +678,17 @@ sdram_params_t *sdram_get_params_patched()
// Disable Warmboot signature check.
sdram_params->boot_rom_patch_control = (1 << 31) | (((IPATCH_BASE + 4) - APB_MISC_BASE) / 4);
sdram_params->boot_rom_patch_data = IPATCH_CONFIG(0x10459E, 0x2000);
/*
// Disable SBK lock.
sdram_params->emc_bct_spare8 = (IPATCH_BASE + 7 * 4);
sdram_params->emc_bct_spare9 = IPATCH_CONFIG(0x10210E, 0x2000);
// Disable bootrom read lock.
sdram_params->emc_bct_spare10 = (IPATCH_BASE + 10 * 4);
sdram_params->emc_bct_spare11 = IPATCH_CONFIG(0x100FDC, 0xF000);
sdram_params->emc_bct_spare12 = (IPATCH_BASE + 11 * 4);
sdram_params->emc_bct_spare13 = IPATCH_CONFIG(0x100FDE, 0xE320);
*/
return sdram_params;
}
@ -544,16 +697,24 @@ void sdram_init()
//TODO: sdram_id should be in [0,4].
const sdram_params_t *params = (const sdram_params_t *)sdram_get_params();
// Set DRAM voltage.
i2c_send_byte(I2C_5, MAX77620_I2C_ADDR, MAX77620_REG_SD_CFG2, 0x05);
max77620_regulator_set_voltage(REGULATOR_SD1, 1100000); // Set DRAM voltage.
max77620_regulator_set_voltage(REGULATOR_SD1, 1100000);
// VDDP Select.
PMC(APBDEV_PMC_VDDP_SEL) = params->pmc_vddp_sel;
usleep(params->pmc_vddp_sel_wait);
// Set DDR pad voltage.
PMC(APBDEV_PMC_DDR_PWR) = PMC(APBDEV_PMC_DDR_PWR);
// Turn on MEM IO Power.
PMC(APBDEV_PMC_NO_IOPOWER) = params->pmc_no_io_power;
PMC(APBDEV_PMC_REG_SHORT) = params->pmc_reg_short;
PMC(APBDEV_PMC_DDR_CNTRL) = params->pmc_ddr_ctrl;
// Patch 1 using BCT spare variables
if (params->emc_bct_spare0)
*(vu32 *)params->emc_bct_spare0 = params->emc_bct_spare1;

228
nyx/nyx_gui/mem/sdram.c
View file

@ -16,17 +16,17 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "../soc/i2c.h"
#include "../soc/t210.h"
#include "mc.h"
#include "emc.h"
#include "sdram_param_t210.h"
#include "../soc/pmc.h"
#include "../utils/util.h"
#include "../soc/fuse.h"
#include "../power/max77620.h"
#include "../power/max7762x.h"
#include "../soc/clock.h"
#include "../soc/fuse.h"
#include "../soc/i2c.h"
#include "../soc/pmc.h"
#include "../soc/t210.h"
#include "../utils/util.h"
#define CONFIG_SDRAM_COMPRESS_CFG
@ -44,17 +44,25 @@ static u32 _get_sdram_id()
static void _sdram_config(const sdram_params_t *params)
{
PMC(APBDEV_PMC_IO_DPD3_REQ) = (((4 * params->emc_pmc_scratch1 >> 2) + 0x80000000) ^ 0xFFFF) & 0xC000FFFF;
// Program DPD3/DPD4 regs (coldboot path).
// Enable sel_dpd on unused pins.
u32 dpd_req = (params->emc_pmc_scratch1 & 0x3FFFFFFF) | 0x80000000;
PMC(APBDEV_PMC_IO_DPD3_REQ) = (dpd_req ^ 0xFFFF) & 0xC000FFFF;
usleep(params->pmc_io_dpd3_req_wait);
u32 req = (4 * params->emc_pmc_scratch2 >> 2) + 0x80000000;
PMC(APBDEV_PMC_IO_DPD4_REQ) = (req >> 16 << 16) ^ 0x3FFF0000;
// Disable e_dpd_vttgen.
dpd_req = (params->emc_pmc_scratch2 & 0x3FFFFFFF) | 0x80000000;
PMC(APBDEV_PMC_IO_DPD4_REQ) = (dpd_req & 0xFFFF0000) ^ 0x3FFF0000;
usleep(params->pmc_io_dpd4_req_wait);
PMC(APBDEV_PMC_IO_DPD4_REQ) = (req ^ 0xFFFF) & 0xC000FFFF;
// Disable e_dpd_bg.
PMC(APBDEV_PMC_IO_DPD4_REQ) = (dpd_req ^ 0xFFFF) & 0xC000FFFF;
usleep(params->pmc_io_dpd4_req_wait);
PMC(APBDEV_PMC_WEAK_BIAS) = 0;
usleep(1);
// Start clocks.
CLOCK(CLK_RST_CONTROLLER_PLLM_MISC1) = params->pllm_setup_control;
CLOCK(CLK_RST_CONTROLLER_PLLM_MISC2) = 0;
CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) = (params->pllm_feedback_divider << 8) | params->pllm_input_divider | 0x40000000 | ((params->pllm_post_divider & 0xFFFF) << 20);
@ -66,24 +74,35 @@ static void _sdram_config(const sdram_params_t *params)
goto break_nosleep;
}
usleep(10);
break_nosleep:
break_nosleep:
CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_EMC) = ((params->mc_emem_arb_misc0 >> 11) & 0x10000) | (params->emc_clock_source & 0xFFFEFFFF);
if (params->emc_clock_source_dll)
CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_EMC_DLL) = params->emc_clock_source_dll;
if (params->clear_clock2_mc1)
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_W_CLR) = 0x40000000;
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_H_SET) = 0x2000001;
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_X_SET) = 0x4000;
CLOCK(CLK_RST_CONTROLLER_RST_DEV_H_CLR) = 0x2000001;
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_H_SET) = 0x2000001; // Enable EMC and MEM clocks.
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_X_SET) = 0x4000; // Enable EMC_DLL clock.
CLOCK(CLK_RST_CONTROLLER_RST_DEV_H_CLR) = 0x2000001; // Clear EMC and MEM resets.
// Set pad macros.
EMC(EMC_PMACRO_VTTGEN_CTRL_0) = params->emc_pmacro_vttgen_ctrl0;
EMC(EMC_PMACRO_VTTGEN_CTRL_1) = params->emc_pmacro_vttgen_ctrl1;
EMC(EMC_PMACRO_VTTGEN_CTRL_2) = params->emc_pmacro_vttgen_ctrl2;
EMC(EMC_TIMING_CONTROL) = 1;
usleep(1);
EMC(EMC_TIMING_CONTROL) = 1; // Trigger timing update so above writes take place.
usleep(10); // Ensure the regulators settle.
// Select EMC write mux.
EMC(EMC_DBG) = (params->emc_dbg_write_mux << 1) | params->emc_dbg;
// Patch 2 using BCT spare variables.
if (params->emc_bct_spare2)
*(vu32 *)params->emc_bct_spare2 = params->emc_bct_spare3;
// Program CMD mapping. Required before brick mapping, else
// we can't guarantee CK will be differential at all times.
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_1) = params->emc_cmd_mapping_cmd0_1;
@ -98,25 +117,40 @@ break_nosleep:
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_BYTE) = params->emc_cmd_mapping_byte;
// Program brick mapping.
EMC(EMC_PMACRO_BRICK_MAPPING_0) = params->emc_pmacro_brick_mapping0;
EMC(EMC_PMACRO_BRICK_MAPPING_1) = params->emc_pmacro_brick_mapping1;
EMC(EMC_PMACRO_BRICK_MAPPING_2) = params->emc_pmacro_brick_mapping2;
EMC(EMC_PMACRO_BRICK_CTRL_RFU1) = (params->emc_pmacro_brick_ctrl_rfu1 & 0x1120112) | 0x1EED1EED;
// This is required to do any reads from the pad macros.
EMC(EMC_CONFIG_SAMPLE_DELAY) = params->emc_config_sample_delay;
EMC(EMC_FBIO_CFG8) = params->emc_fbio_cfg8;
// Set swizzle for Rank 0.
EMC(EMC_SWIZZLE_RANK0_BYTE0) = params->emc_swizzle_rank0_byte0;
EMC(EMC_SWIZZLE_RANK0_BYTE1) = params->emc_swizzle_rank0_byte1;
EMC(EMC_SWIZZLE_RANK0_BYTE2) = params->emc_swizzle_rank0_byte2;
EMC(EMC_SWIZZLE_RANK0_BYTE3) = params->emc_swizzle_rank0_byte3;
// Set swizzle for Rank 1.
EMC(EMC_SWIZZLE_RANK1_BYTE0) = params->emc_swizzle_rank1_byte0;
EMC(EMC_SWIZZLE_RANK1_BYTE1) = params->emc_swizzle_rank1_byte1;
EMC(EMC_SWIZZLE_RANK1_BYTE2) = params->emc_swizzle_rank1_byte2;
EMC(EMC_SWIZZLE_RANK1_BYTE3) = params->emc_swizzle_rank1_byte3;
// Patch 4 using BCT spare variables.
if (params->emc_bct_spare6)
*(vu32 *)params->emc_bct_spare6 = params->emc_bct_spare7;
// Set pad controls.
EMC(EMC_XM2COMPPADCTRL) = params->emc_xm2_comp_pad_ctrl;
EMC(EMC_XM2COMPPADCTRL2) = params->emc_xm2_comp_pad_ctrl2;
EMC(EMC_XM2COMPPADCTRL3) = params->emc_xm2_comp_pad_ctrl3;
// Program Autocal controls with shadowed register fields.
EMC(EMC_AUTO_CAL_CONFIG2) = params->emc_auto_cal_config2;
EMC(EMC_AUTO_CAL_CONFIG3) = params->emc_auto_cal_config3;
EMC(EMC_AUTO_CAL_CONFIG4) = params->emc_auto_cal_config4;
@ -124,6 +158,7 @@ break_nosleep:
EMC(EMC_AUTO_CAL_CONFIG6) = params->emc_auto_cal_config6;
EMC(EMC_AUTO_CAL_CONFIG7) = params->emc_auto_cal_config7;
EMC(EMC_AUTO_CAL_CONFIG8) = params->emc_auto_cal_config8;
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_CA_TX_DRV) = params->emc_pmacro_ca_tx_drive;
@ -131,9 +166,11 @@ break_nosleep:
EMC(EMC_PMACRO_AUTOCAL_CFG_COMMON) = params->emc_pmacro_auto_cal_common;
EMC(EMC_AUTO_CAL_CHANNEL) = params->emc_auto_cal_channel;
EMC(EMC_PMACRO_ZCTRL) = params->emc_pmacro_zcrtl;
EMC(EMC_DLL_CFG_0) = params->emc_dll_cfg0;
EMC(EMC_DLL_CFG_1) = params->emc_dll_cfg1;
EMC(EMC_CFG_DIG_DLL_1) = params->emc_cfg_dig_dll_1;
EMC(EMC_DATA_BRLSHFT_0) = params->emc_data_brlshft0;
EMC(EMC_DATA_BRLSHFT_1) = params->emc_data_brlshft1;
EMC(EMC_DQS_BRLSHFT_0) = params->emc_dqs_brlshft0;
@ -146,8 +183,10 @@ break_nosleep:
EMC(EMC_QUSE_BRLSHFT_1) = params->emc_quse_brlshft1;
EMC(EMC_QUSE_BRLSHFT_2) = params->emc_quse_brlshft2;
EMC(EMC_QUSE_BRLSHFT_3) = params->emc_quse_brlshft3;
EMC(EMC_PMACRO_BRICK_CTRL_RFU1) = (params->emc_pmacro_brick_ctrl_rfu1 & 0x1BF01BF) | 0x1E401E40;
EMC(EMC_PMACRO_PAD_CFG_CTRL) = params->emc_pmacro_pad_cfg_ctrl;
EMC(EMC_PMACRO_CMD_BRICK_CTRL_FDPD) = params->emc_pmacro_cmd_brick_ctrl_fdpd;
EMC(EMC_PMACRO_BRICK_CTRL_RFU2) = params->emc_pmacro_brick_ctrl_rfu2 & 0xFF7FFF7F;
EMC(EMC_PMACRO_DATA_BRICK_CTRL_FDPD) = params->emc_pmacro_data_brick_ctrl_fdpd;
@ -158,6 +197,7 @@ break_nosleep:
EMC(EMC_PMACRO_DATA_RX_TERM_MODE) = params->emc_pmacro_data_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_CFG_3) = params->emc_cfg3;
EMC(EMC_PMACRO_TX_PWRD_0) = params->emc_pmacro_tx_pwrd0;
EMC(EMC_PMACRO_TX_PWRD_1) = params->emc_pmacro_tx_pwrd1;
@ -183,6 +223,7 @@ break_nosleep:
EMC(EMC_PMACRO_IB_VREF_DQS_0) = params->emc_pmacro_ib_vref_dqs_0;
EMC(EMC_PMACRO_IB_VREF_DQS_1) = params->emc_pmacro_ib_vref_dqs_1;
EMC(EMC_PMACRO_IB_RXRT) = params->emc_pmacro_ib_rxrt;
EMC(EMC_PMACRO_QUSE_DDLL_RANK0_0) = params->emc_pmacro_quse_ddll_rank0_0;
EMC(EMC_PMACRO_QUSE_DDLL_RANK0_1) = params->emc_pmacro_quse_ddll_rank0_1;
EMC(EMC_PMACRO_QUSE_DDLL_RANK0_2) = params->emc_pmacro_quse_ddll_rank0_2;
@ -196,6 +237,7 @@ break_nosleep:
EMC(EMC_PMACRO_QUSE_DDLL_RANK1_4) = params->emc_pmacro_quse_ddll_rank1_4;
EMC(EMC_PMACRO_QUSE_DDLL_RANK1_5) = params->emc_pmacro_quse_ddll_rank1_5;
EMC(EMC_PMACRO_BRICK_CTRL_RFU1) = params->emc_pmacro_brick_ctrl_rfu1;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_0) = params->emc_pmacro_ob_ddll_long_dq_rank0_0;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_1) = params->emc_pmacro_ob_ddll_long_dq_rank0_1;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_2) = params->emc_pmacro_ob_ddll_long_dq_rank0_2;
@ -208,6 +250,7 @@ break_nosleep:
EMC(EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_3) = params->emc_pmacro_ob_ddll_long_dq_rank1_3;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_4) = params->emc_pmacro_ob_ddll_long_dq_rank1_4;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_5) = params->emc_pmacro_ob_ddll_long_dq_rank1_5;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_0) = params->emc_pmacro_ob_ddll_long_dqs_rank0_0;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_1) = params->emc_pmacro_ob_ddll_long_dqs_rank0_1;
EMC(EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_2) = params->emc_pmacro_ob_ddll_long_dqs_rank0_2;
@ -228,6 +271,7 @@ break_nosleep:
EMC(EMC_PMACRO_IB_DDLL_LONG_DQS_RANK1_1) = params->emc_pmacro_ib_ddll_long_dqs_rank1_1;
EMC(EMC_PMACRO_IB_DDLL_LONG_DQS_RANK1_2) = params->emc_pmacro_ib_ddll_long_dqs_rank1_2;
EMC(EMC_PMACRO_IB_DDLL_LONG_DQS_RANK1_3) = params->emc_pmacro_ib_ddll_long_dqs_rank1_3;
EMC(EMC_PMACRO_DDLL_LONG_CMD_0) = params->emc_pmacro_ddll_long_cmd_0;
EMC(EMC_PMACRO_DDLL_LONG_CMD_1) = params->emc_pmacro_ddll_long_cmd_1;
EMC(EMC_PMACRO_DDLL_LONG_CMD_2) = params->emc_pmacro_ddll_long_cmd_2;
@ -236,10 +280,17 @@ break_nosleep:
EMC(EMC_PMACRO_DDLL_SHORT_CMD_0) = params->emc_pmacro_ddll_short_cmd_0;
EMC(EMC_PMACRO_DDLL_SHORT_CMD_1) = params->emc_pmacro_ddll_short_cmd_1;
EMC(EMC_PMACRO_DDLL_SHORT_CMD_2) = params->emc_pmacro_ddll_short_cmd_2;
// Common pad macro (cpm).
EMC(EMC_PMACRO_COMMON_PAD_TX_CTRL) = (params->emc_pmacro_common_pad_tx_ctrl & 1) | 0xE;
// Patch 3 using BCT spare variables.
if (params->emc_bct_spare4)
*(vu32 *)params->emc_bct_spare4 = params->emc_bct_spare5;
EMC(EMC_TIMING_CONTROL) = 1;
EMC(EMC_TIMING_CONTROL) = 1; // Trigger timing update so above writes take place.
// Initialize MC VPR settings.
MC(MC_VIDEO_PROTECT_BOM) = params->mc_video_protect_bom;
MC(MC_VIDEO_PROTECT_BOM_ADR_HI) = params->mc_video_protect_bom_adr_hi;
MC(MC_VIDEO_PROTECT_SIZE_MB) = params->mc_video_protect_size_mb;
@ -247,20 +298,32 @@ break_nosleep:
MC(MC_VIDEO_PROTECT_VPR_OVERRIDE1) = params->mc_video_protect_vpr_override1;
MC(MC_VIDEO_PROTECT_GPU_OVERRIDE_0) = params->mc_video_protect_gpu_override0;
MC(MC_VIDEO_PROTECT_GPU_OVERRIDE_1) = params->mc_video_protect_gpu_override1;
// Program SDRAM geometry parameters.
MC(MC_EMEM_ADR_CFG) = params->mc_emem_adr_cfg;
MC(MC_EMEM_ADR_CFG_DEV0) = params->mc_emem_adr_cfg_dev0;
MC(MC_EMEM_ADR_CFG_DEV1) = params->mc_emem_adr_cfg_dev1;
MC(MC_EMEM_ADR_CFG_CHANNEL_MASK) = params->mc_emem_adr_cfg_channel_mask;
// Program bank swizzling.
MC(MC_EMEM_ADR_CFG_BANK_MASK_0) = params->mc_emem_adr_cfg_bank_mask0;
MC(MC_EMEM_ADR_CFG_BANK_MASK_1) = params->mc_emem_adr_cfg_bank_mask1;
MC(MC_EMEM_ADR_CFG_BANK_MASK_2) = params->mc_emem_adr_cfg_bank_mask2;
// Program external memory aperture (base and size).
MC(MC_EMEM_CFG) = params->mc_emem_cfg;
// Program SEC carveout (base and size).
MC(MC_SEC_CARVEOUT_BOM) = params->mc_sec_carveout_bom;
MC(MC_SEC_CARVEOUT_ADR_HI) = params->mc_sec_carveout_adr_hi;
MC(MC_SEC_CARVEOUT_SIZE_MB) = params->mc_sec_carveout_size_mb;
// Program MTS carveout (base and size).
MC(MC_MTS_CARVEOUT_BOM) = params->mc_mts_carveout_bom;
MC(MC_MTS_CARVEOUT_ADR_HI) = params->mc_mts_carveout_adr_hi;
MC(MC_MTS_CARVEOUT_SIZE_MB) = params->mc_mts_carveout_size_mb;
// Program the memory arbiter.
MC(MC_EMEM_ARB_CFG) = params->mc_emem_arb_cfg;
MC(MC_EMEM_ARB_OUTSTANDING_REQ) = params->mc_emem_arb_outstanding_req;
MC(MC_EMEM_ARB_REFPB_HP_CTRL) = params->emc_emem_arb_refpb_hp_ctrl;
@ -289,21 +352,38 @@ break_nosleep:
MC(MC_EMEM_ARB_OVERRIDE_1) = params->mc_emem_arb_override1;
MC(MC_EMEM_ARB_RSV) = params->mc_emem_arb_rsv;
MC(MC_DA_CONFIG0) = params->mc_da_cfg0;
MC(MC_TIMING_CONTROL) = 1;
MC(MC_TIMING_CONTROL) = 1; // Trigger MC timing update.
// Program second-level clock enable overrides.
MC(MC_CLKEN_OVERRIDE) = params->mc_clken_override;
// Program statistics gathering.
MC(MC_STAT_CONTROL) = params->mc_stat_control;
// Program SDRAM geometry parameters.
EMC(EMC_ADR_CFG) = params->emc_adr_cfg;
// Program second-level clock enable overrides.
EMC(EMC_CLKEN_OVERRIDE) = params->emc_clken_override;
// Program EMC pad auto calibration.
EMC(EMC_PMACRO_AUTOCAL_CFG_0) = params->emc_pmacro_auto_cal_cfg0;
EMC(EMC_PMACRO_AUTOCAL_CFG_1) = params->emc_pmacro_auto_cal_cfg1;
EMC(EMC_PMACRO_AUTOCAL_CFG_2) = params->emc_pmacro_auto_cal_cfg2;
EMC(EMC_AUTO_CAL_VREF_SEL_0) = params->emc_auto_cal_vref_sel0;
EMC(EMC_AUTO_CAL_VREF_SEL_1) = params->emc_auto_cal_vref_sel1;
EMC(EMC_AUTO_CAL_INTERVAL) = params->emc_auto_cal_interval;
EMC(EMC_AUTO_CAL_CONFIG) = params->emc_auto_cal_config;
usleep(params->emc_auto_cal_wait);
// Patch 5 using BCT spare variables.
if (params->emc_bct_spare8)
*(vu32 *)params->emc_bct_spare8 = params->emc_bct_spare9;
// Program EMC timing configuration.
EMC(EMC_CFG_2) = params->emc_cfg2;
EMC(EMC_CFG_PIPE) = params->emc_cfg_pipe;
EMC(EMC_CFG_PIPE_1) = params->emc_cfg_pipe1;
@ -348,9 +428,11 @@ break_nosleep:
EMC(EMC_EINPUT_DURATION) = params->emc_einput_duration;
EMC(EMC_PUTERM_EXTRA) = params->emc_puterm_extra;
EMC(EMC_PUTERM_WIDTH) = params->emc_puterm_width;
EMC(EMC_PMACRO_COMMON_PAD_TX_CTRL) = params->emc_pmacro_common_pad_tx_ctrl;
EMC(EMC_DBG) = params->emc_dbg;
EMC(EMC_QRST) = params->emc_qrst;
EMC(EMC_ISSUE_QRST) = 1;
EMC(EMC_ISSUE_QRST) = 0;
EMC(EMC_QSAFE) = params->emc_qsafe;
EMC(EMC_RDV) = params->emc_rdv;
@ -383,6 +465,8 @@ break_nosleep:
EMC(EMC_ODT_WRITE) = params->emc_odt_write;
EMC(EMC_CFG_DIG_DLL) = params->emc_cfg_dig_dll;
EMC(EMC_CFG_DIG_DLL_PERIOD) = params->emc_cfg_dig_dll_period;
// Don't write CFG_ADR_EN (bit 1) here - lock bit written later.
EMC(EMC_FBIO_SPARE) = params->emc_fbio_spare & 0xFFFFFFFD;
EMC(EMC_CFG_RSV) = params->emc_cfg_rsv;
EMC(EMC_PMC_SCRATCH1) = params->emc_pmc_scratch1;
@ -390,70 +474,104 @@ break_nosleep:
EMC(EMC_PMC_SCRATCH3) = params->emc_pmc_scratch3;
EMC(EMC_ACPD_CONTROL) = params->emc_acpd_control;
EMC(EMC_TXDSRVTTGEN) = params->emc_txdsrvttgen;
// Set pipe bypass enable bits before sending any DRAM commands.
EMC(EMC_CFG) = (params->emc_cfg & 0xE) | 0x3C00000;
// Patch BootROM.
if (params->boot_rom_patch_control & (1 << 31))
{
*(vu32 *)(APB_MISC_BASE + params->boot_rom_patch_control * 4) = params->boot_rom_patch_data;
MC(MC_TIMING_CONTROL) = 1;
MC(MC_TIMING_CONTROL) = 1; // Trigger MC timing update.
}
PMC(APBDEV_PMC_IO_DPD3_REQ) = ((4 * params->emc_pmc_scratch1 >> 2) + 0x40000000) & 0xCFFF0000;
// Release SEL_DPD_CMD.
PMC(APBDEV_PMC_IO_DPD3_REQ) = ((params->emc_pmc_scratch1 & 0x3FFFFFFF) | 0x40000000) & 0xCFFF0000;
usleep(params->pmc_io_dpd3_req_wait);
// Set autocal interval if not configured.
if (!params->emc_auto_cal_interval)
EMC(EMC_AUTO_CAL_CONFIG) = params->emc_auto_cal_config | 0x200;
EMC(EMC_PMACRO_BRICK_CTRL_RFU2) = params->emc_pmacro_brick_ctrl_rfu2;
// ZQ CAL setup (not actually issuing ZQ CAL now).
if (params->emc_zcal_warm_cold_boot_enables & 1)
{
if (params->memory_type == 2)
EMC(EMC_ZCAL_WAIT_CNT) = 8 * params->emc_zcal_wait_cnt;
EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt << 3;
if (params->memory_type == 3)
{
EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt;
EMC(EMC_ZCAL_MRW_CMD) = params->emc_zcal_mrw_cmd;
}
}
EMC(EMC_TIMING_CONTROL) = 1;
EMC(EMC_TIMING_CONTROL) = 1; // Trigger timing update so above writes take place.
usleep(params->emc_timing_control_wait);
// Deassert HOLD_CKE_LOW.
PMC(APBDEV_PMC_DDR_CNTRL) &= 0xFFF8007F;
usleep(params->pmc_ddr_ctrl_wait);
if (params->memory_type == 2)
// Set clock enable signal.
u32 pin_gpio_cfg = (params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12);
if (params->memory_type == 2 || params->memory_type == 3)
{
EMC(EMC_PIN) = (params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12);
EMC(EMC_PIN) = pin_gpio_cfg;
(void)EMC(EMC_PIN);
usleep(params->emc_pin_extra_wait + 200);
EMC(EMC_PIN) = ((params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12)) + 256;
usleep(params->emc_pin_extra_wait + 500);
EMC(EMC_PIN) = pin_gpio_cfg | 0x100;
(void)EMC(EMC_PIN);
}
if (params->memory_type == 3)
{
EMC(EMC_PIN) = (params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12);
usleep(params->emc_pin_extra_wait + 200);
EMC(EMC_PIN) = ((params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12)) + 256;
usleep(params->emc_pin_extra_wait + 2000);
}
EMC(EMC_PIN) = ((params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12)) + 0x101;
else if (params->memory_type == 2)
usleep(params->emc_pin_extra_wait + 500);
// Enable clock enable signal.
EMC(EMC_PIN) = pin_gpio_cfg | 0x101;
(void)EMC(EMC_PIN);
usleep(params->emc_pin_program_wait);
// Send NOP (trigger just needs to be non-zero).
if (params->memory_type != 3)
EMC(EMC_NOP) = (params->emc_dev_select << 30) + 1;
// On coldboot w/LPDDR2/3, wait 200 uSec after asserting CKE high.
if (params->memory_type == 1)
usleep(params->emc_pin_extra_wait + 200);
// Init zq calibration,
if (params->memory_type == 3)
{
// Patch 6 using BCT spare variables.
if (params->emc_bct_spare10)
*(vu32 *)params->emc_bct_spare10 = params->emc_bct_spare11;
// Write mode registers.
EMC(EMC_MRW2) = params->emc_mrw2;
EMC(EMC_MRW) = params->emc_mrw1;
EMC(EMC_MRW3) = params->emc_mrw3;
EMC(EMC_MRW4) = params->emc_mrw4;
EMC(EMC_MRW6) = params->emc_mrw6;
EMC(EMC_MRW14) = params->emc_mrw14;
EMC(EMC_MRW8) = params->emc_mrw8;
EMC(EMC_MRW12) = params->emc_mrw12;
EMC(EMC_MRW9) = params->emc_mrw9;
EMC(EMC_MRW13) = params->emc_mrw13;
if (params->emc_zcal_warm_cold_boot_enables & 1)
{
// Issue ZQCAL start, device 0.
EMC(EMC_ZQ_CAL) = params->emc_zcal_init_dev0;
usleep(params->emc_zcal_init_wait);
// Issue ZQCAL latch.
EMC(EMC_ZQ_CAL) = params->emc_zcal_init_dev0 ^ 3;
// Same for device 1.
if (!(params->emc_dev_select & 2))
{
EMC(EMC_ZQ_CAL) = params->emc_zcal_init_dev1;
@ -462,40 +580,62 @@ break_nosleep:
}
}
}
// Set package and DPD pad control.
PMC(APBDEV_PMC_DDR_CFG) = params->pmc_ddr_cfg;
// Start periodic ZQ calibration (LPDDRx only).
if (params->memory_type - 1 <= 2)
{
EMC(EMC_ZCAL_INTERVAL) = params->emc_zcal_interval;
EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt;
EMC(EMC_ZCAL_MRW_CMD) = params->emc_zcal_mrw_cmd;
}
// Patch 7 using BCT spare variables.
if (params->emc_bct_spare12)
*(vu32 *)params->emc_bct_spare12 = params->emc_bct_spare13;
EMC(EMC_TIMING_CONTROL) = 1;
EMC(EMC_TIMING_CONTROL) = 1; // Trigger timing update so above writes take place.
if (params->emc_extra_refresh_num)
EMC(EMC_REF) = ((1 << params->emc_extra_refresh_num << 8) - 0xFD) | (params->emc_pin_gpio << 30);
EMC(EMC_REF) = (((1 << params->emc_extra_refresh_num) - 1) << 8) | (params->emc_dev_select << 30) | 3;
// Enable refresh.
EMC(EMC_REFCTRL) = params->emc_dev_select | 0x80000000;
EMC(EMC_DYN_SELF_REF_CONTROL) = params->emc_dyn_self_ref_control;
EMC(EMC_CFG_UPDATE) = params->emc_cfg_update;
EMC(EMC_CFG) = params->emc_cfg;
EMC(EMC_FDPD_CTRL_DQ) = params->emc_fdpd_ctrl_dq;
EMC(EMC_FDPD_CTRL_CMD) = params->emc_fdpd_ctrl_cmd;
EMC(EMC_SEL_DPD_CTRL) = params->emc_sel_dpd_ctrl;
// Write addr swizzle lock bit.
EMC(EMC_FBIO_SPARE) = params->emc_fbio_spare | 2;
EMC(EMC_TIMING_CONTROL) = 1;
EMC(EMC_TIMING_CONTROL) = 1; // Re-trigger timing to latch power saving functions.
// Enable EMC pipe clock gating.
EMC(EMC_CFG_PIPE_CLK) = params->emc_cfg_pipe_clk;
// Depending on freqency, enable CMD/CLK fdpd.
EMC(EMC_FDPD_CTRL_CMD_NO_RAMP) = params->emc_fdpd_ctrl_cmd_no_ramp;
SYSREG(AHB_ARBITRATION_XBAR_CTRL) = (SYSREG(AHB_ARBITRATION_XBAR_CTRL) & 0xFFFEFFFF) | ((params->ahb_arbitration_xbar_ctrl_meminit_done & 0xFFFF) << 16);
// Enable arbiter.
SYSREG(AHB_ARBITRATION_XBAR_CTRL) = (SYSREG(AHB_ARBITRATION_XBAR_CTRL) & 0xFFFEFFFF) | (params->ahb_arbitration_xbar_ctrl_meminit_done << 16);
// Lock carveouts per BCT cfg.
MC(MC_VIDEO_PROTECT_REG_CTRL) = params->mc_video_protect_write_access;
MC(MC_SEC_CARVEOUT_REG_CTRL) = params->mc_sec_carveout_protect_write_access;
MC(MC_MTS_CARVEOUT_REG_CTRL) = params->mc_mts_carveout_reg_ctrl;
MC(MC_EMEM_CFG_ACCESS_CTRL) = 1; //Disable write access to a bunch of EMC registers.
//Disable write access to a bunch of EMC registers.
MC(MC_EMEM_CFG_ACCESS_CTRL) = 1;
}
sdram_params_t *sdram_get_params()
{
//TODO: sdram_id should be in [0, 7].
#ifdef CONFIG_SDRAM_COMPRESS_CFG
u8 *buf = (u8 *)0x40030000;
LZ_Uncompress(_dram_cfg_lz, buf, sizeof(_dram_cfg_lz));
@ -536,7 +676,7 @@ sdram_params_t *sdram_get_params_patched()
// Disable bootrom read lock.
sdram_params->emc_bct_spare10 = (IPATCH_BASE + 10 * 4);
sdram_params->emc_bct_spare11 = IPATCH_CONFIG(0x100FDC, 0xF000);
sdram_params->emc_bct_spare11 = IPATCH_CONFIG(0x100FDC, 0xF000);
sdram_params->emc_bct_spare12 = (IPATCH_BASE + 11 * 4);
sdram_params->emc_bct_spare13 = IPATCH_CONFIG(0x100FDE, 0xE320);
*/
@ -548,16 +688,24 @@ void sdram_init()
//TODO: sdram_id should be in [0,4].
const sdram_params_t *params = (const sdram_params_t *)sdram_get_params();
// Set DRAM voltage.
i2c_send_byte(I2C_5, MAX77620_I2C_ADDR, MAX77620_REG_SD_CFG2, 0x05);
max77620_regulator_set_voltage(REGULATOR_SD1, 1100000); // Set DRAM voltage.
max77620_regulator_set_voltage(REGULATOR_SD1, 1100000);
// VDDP Select.
PMC(APBDEV_PMC_VDDP_SEL) = params->pmc_vddp_sel;
usleep(params->pmc_vddp_sel_wait);
// Set DDR pad voltage.
PMC(APBDEV_PMC_DDR_PWR) = PMC(APBDEV_PMC_DDR_PWR);
// Turn on MEM IO Power.
PMC(APBDEV_PMC_NO_IOPOWER) = params->pmc_no_io_power;
PMC(APBDEV_PMC_REG_SHORT) = params->pmc_reg_short;
PMC(APBDEV_PMC_DDR_CNTRL) = params->pmc_ddr_ctrl;
// Patch 1 using BCT spare variables
if (params->emc_bct_spare0)
*(vu32 *)params->emc_bct_spare0 = params->emc_bct_spare1;