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https://github.com/CTCaer/hekate.git
synced 2024-11-22 18:06:40 +00:00
sdram: Allow killing ram clock source if desired
This commit is contained in:
parent
093f14923c
commit
1d69809022
5 changed files with 49 additions and 36 deletions
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@ -232,6 +232,7 @@
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#define EMC_COMP_PAD_SW_CTRL 0x57c
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#define EMC_COMP_PAD_SW_CTRL 0x57c
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#define EMC_REQ_CTRL 0x2b0
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#define EMC_REQ_CTRL 0x2b0
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#define EMC_EMC_STATUS 0x2b4
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#define EMC_EMC_STATUS 0x2b4
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#define EMC_STATUS_MRR_DIVLD (1 << 20)
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#define EMC_CFG_2 0x2b8
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#define EMC_CFG_2 0x2b8
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#define EMC_CFG_DIG_DLL 0x2bc
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#define EMC_CFG_DIG_DLL 0x2bc
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#define EMC_CFG_DIG_DLL_PERIOD 0x2c0
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#define EMC_CFG_DIG_DLL_PERIOD 0x2c0
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@ -31,6 +31,8 @@
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#include "../soc/t210.h"
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#include "../soc/t210.h"
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#include "../utils/util.h"
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#include "../utils/util.h"
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#define CONFIG_SDRAM_KEEP_ALIVE
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#ifdef CONFIG_SDRAM_COMPRESS_CFG
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#ifdef CONFIG_SDRAM_COMPRESS_CFG
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#include "../libs/compr/lz.h"
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#include "../libs/compr/lz.h"
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#include "sdram_config_lz.inl"
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#include "sdram_config_lz.inl"
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@ -117,10 +119,14 @@ static void _sdram_config(const sdram_params_t *params)
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CLOCK(CLK_RST_CONTROLLER_PLLM_MISC1) = params->pllm_setup_control;
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CLOCK(CLK_RST_CONTROLLER_PLLM_MISC1) = params->pllm_setup_control;
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CLOCK(CLK_RST_CONTROLLER_PLLM_MISC2) = 0;
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CLOCK(CLK_RST_CONTROLLER_PLLM_MISC2) = 0;
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// u32 tmp = (params->pllm_feedback_divider << 8) | params->pllm_input_divider | ((params->pllm_post_divider & 0xFFFF) << 20);
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#ifdef CONFIG_SDRAM_KEEP_ALIVE
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// CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) = tmp;
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CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) =
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// CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) = tmp | 0x40000000;
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(params->pllm_feedback_divider << 8) | params->pllm_input_divider | ((params->pllm_post_divider & 0xFFFF) << 20) | PLLCX_BASE_ENABLE;
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CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) = (params->pllm_feedback_divider << 8) | params->pllm_input_divider | 0x40000000 | ((params->pllm_post_divider & 0xFFFF) << 20);
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#else
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u32 pllm_div = (params->pllm_feedback_divider << 8) | params->pllm_input_divider | ((params->pllm_post_divider & 0xFFFF) << 20);
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CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) = pllm_div;
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CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) = pllm_div | PLLCX_BASE_ENABLE;
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#endif
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u32 wait_end = get_tmr_us() + 300;
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u32 wait_end = get_tmr_us() + 300;
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while (!(CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) & 0x8000000))
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while (!(CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) & 0x8000000))
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@ -553,9 +559,9 @@ break_nosleep:
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// ZQ CAL setup (not actually issuing ZQ CAL now).
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// ZQ CAL setup (not actually issuing ZQ CAL now).
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if (params->emc_zcal_warm_cold_boot_enables & 1)
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if (params->emc_zcal_warm_cold_boot_enables & 1)
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{
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{
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if (params->memory_type == 2)
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if (params->memory_type == MEMORY_TYPE_DDR3L)
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EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt << 3;
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EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt << 3;
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if (params->memory_type == 3)
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if (params->memory_type == MEMORY_TYPE_LPDDR4)
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{
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{
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EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt;
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EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt;
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EMC(EMC_ZCAL_MRW_CMD) = params->emc_zcal_mrw_cmd;
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EMC(EMC_ZCAL_MRW_CMD) = params->emc_zcal_mrw_cmd;
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@ -571,7 +577,7 @@ break_nosleep:
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// Set clock enable signal.
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// Set clock enable signal.
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u32 pin_gpio_cfg = (params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12);
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u32 pin_gpio_cfg = (params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12);
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if (params->memory_type == 2 || params->memory_type == 3)
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if (params->memory_type == MEMORY_TYPE_DDR3L || params->memory_type == MEMORY_TYPE_LPDDR4)
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{
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{
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EMC(EMC_PIN) = pin_gpio_cfg;
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EMC(EMC_PIN) = pin_gpio_cfg;
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(void)EMC(EMC_PIN);
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(void)EMC(EMC_PIN);
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@ -580,9 +586,9 @@ break_nosleep:
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(void)EMC(EMC_PIN);
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(void)EMC(EMC_PIN);
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}
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}
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if (params->memory_type == 3)
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if (params->memory_type == MEMORY_TYPE_LPDDR4)
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usleep(params->emc_pin_extra_wait + 2000);
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usleep(params->emc_pin_extra_wait + 2000);
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else if (params->memory_type == 2)
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else if (params->memory_type == MEMORY_TYPE_DDR3L)
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usleep(params->emc_pin_extra_wait + 500);
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usleep(params->emc_pin_extra_wait + 500);
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// Enable clock enable signal.
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// Enable clock enable signal.
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@ -591,15 +597,15 @@ break_nosleep:
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usleep(params->emc_pin_program_wait);
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usleep(params->emc_pin_program_wait);
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// Send NOP (trigger just needs to be non-zero).
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// Send NOP (trigger just needs to be non-zero).
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if (params->memory_type != 3)
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if (params->memory_type != MEMORY_TYPE_LPDDR4)
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EMC(EMC_NOP) = (params->emc_dev_select << 30) + 1;
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EMC(EMC_NOP) = (params->emc_dev_select << 30) + 1;
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// On coldboot w/LPDDR2/3, wait 200 uSec after asserting CKE high.
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// On coldboot w/LPDDR2/3, wait 200 uSec after asserting CKE high.
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if (params->memory_type == 1)
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if (params->memory_type == MEMORY_TYPE_LPDDR2)
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usleep(params->emc_pin_extra_wait + 200);
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usleep(params->emc_pin_extra_wait + 200);
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// Init zq calibration,
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// Init zq calibration,
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if (params->memory_type == 3)
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if (params->memory_type == MEMORY_TYPE_LPDDR4)
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{
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{
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// Patch 6 using BCT spare variables.
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// Patch 6 using BCT spare variables.
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if (params->emc_bct_spare10)
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if (params->emc_bct_spare10)
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@ -640,7 +646,7 @@ break_nosleep:
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PMC(APBDEV_PMC_DDR_CFG) = params->pmc_ddr_cfg;
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PMC(APBDEV_PMC_DDR_CFG) = params->pmc_ddr_cfg;
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// Start periodic ZQ calibration (LPDDRx only).
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// Start periodic ZQ calibration (LPDDRx only).
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if (params->memory_type - 1 <= 2)
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if (params->memory_type && params->memory_type <= MEMORY_TYPE_LPDDR4)
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{
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{
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EMC(EMC_ZCAL_INTERVAL) = params->emc_zcal_interval;
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EMC(EMC_ZCAL_INTERVAL) = params->emc_zcal_interval;
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EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt;
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EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt;
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@ -26,12 +26,12 @@
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#ifndef _SDRAM_PARAM_T210_H_
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#ifndef _SDRAM_PARAM_T210_H_
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#define _SDRAM_PARAM_T210_H_
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#define _SDRAM_PARAM_T210_H_
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#define MEMORY_TYPE_NONE 0
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#define MEMORY_TYPE_NONE 0
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#define MEMORY_TYPE_DDR 0
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#define MEMORY_TYPE_DDR 0
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#define MEMORY_TYPE_LPDDR 0
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#define MEMORY_TYPE_LPDDR 0
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#define MEMORY_TYPE_DDR2 0
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#define MEMORY_TYPE_DDR2 0
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#define MEMORY_TYPE_LPDDR2 1
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#define MEMORY_TYPE_LPDDR2 1
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#define MEMORY_TYPE_DDR3 2
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#define MEMORY_TYPE_DDR3L 2
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#define MEMORY_TYPE_LPDDR4 3
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#define MEMORY_TYPE_LPDDR4 3
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/**
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/**
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@ -31,6 +31,8 @@
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#include "../soc/t210.h"
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#include "../soc/t210.h"
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#include "../utils/util.h"
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#include "../utils/util.h"
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#define CONFIG_SDRAM_KEEP_ALIVE
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#ifdef CONFIG_SDRAM_COMPRESS_CFG
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#ifdef CONFIG_SDRAM_COMPRESS_CFG
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#include "../libs/compr/lz.h"
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#include "../libs/compr/lz.h"
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#include "sdram_config_lz.inl"
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#include "sdram_config_lz.inl"
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@ -117,10 +119,14 @@ static void _sdram_config(const sdram_params_t *params)
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CLOCK(CLK_RST_CONTROLLER_PLLM_MISC1) = params->pllm_setup_control;
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CLOCK(CLK_RST_CONTROLLER_PLLM_MISC1) = params->pllm_setup_control;
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CLOCK(CLK_RST_CONTROLLER_PLLM_MISC2) = 0;
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CLOCK(CLK_RST_CONTROLLER_PLLM_MISC2) = 0;
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// u32 tmp = (params->pllm_feedback_divider << 8) | params->pllm_input_divider | ((params->pllm_post_divider & 0xFFFF) << 20);
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#ifdef CONFIG_SDRAM_KEEP_ALIVE
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// CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) = tmp;
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CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) =
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// CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) = tmp | 0x40000000;
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(params->pllm_feedback_divider << 8) | params->pllm_input_divider | ((params->pllm_post_divider & 0xFFFF) << 20) | PLLCX_BASE_ENABLE;
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CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) = (params->pllm_feedback_divider << 8) | params->pllm_input_divider | 0x40000000 | ((params->pllm_post_divider & 0xFFFF) << 20);
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#else
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u32 pllm_div = (params->pllm_feedback_divider << 8) | params->pllm_input_divider | ((params->pllm_post_divider & 0xFFFF) << 20);
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CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) = pllm_div;
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CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) = pllm_div | PLLCX_BASE_ENABLE;
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#endif
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u32 wait_end = get_tmr_us() + 300;
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u32 wait_end = get_tmr_us() + 300;
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while (!(CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) & 0x8000000))
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while (!(CLOCK(CLK_RST_CONTROLLER_PLLM_BASE) & 0x8000000))
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@ -553,9 +559,9 @@ break_nosleep:
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// ZQ CAL setup (not actually issuing ZQ CAL now).
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// ZQ CAL setup (not actually issuing ZQ CAL now).
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if (params->emc_zcal_warm_cold_boot_enables & 1)
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if (params->emc_zcal_warm_cold_boot_enables & 1)
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{
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{
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if (params->memory_type == 2)
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if (params->memory_type == MEMORY_TYPE_DDR3L)
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EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt << 3;
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EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt << 3;
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if (params->memory_type == 3)
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if (params->memory_type == MEMORY_TYPE_LPDDR4)
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{
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{
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EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt;
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EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt;
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EMC(EMC_ZCAL_MRW_CMD) = params->emc_zcal_mrw_cmd;
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EMC(EMC_ZCAL_MRW_CMD) = params->emc_zcal_mrw_cmd;
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@ -571,7 +577,7 @@ break_nosleep:
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// Set clock enable signal.
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// Set clock enable signal.
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u32 pin_gpio_cfg = (params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12);
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u32 pin_gpio_cfg = (params->emc_pin_gpio_enable << 16) | (params->emc_pin_gpio << 12);
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if (params->memory_type == 2 || params->memory_type == 3)
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if (params->memory_type == MEMORY_TYPE_DDR3L || params->memory_type == MEMORY_TYPE_LPDDR4)
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{
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{
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EMC(EMC_PIN) = pin_gpio_cfg;
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EMC(EMC_PIN) = pin_gpio_cfg;
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(void)EMC(EMC_PIN);
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(void)EMC(EMC_PIN);
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@ -580,9 +586,9 @@ break_nosleep:
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(void)EMC(EMC_PIN);
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(void)EMC(EMC_PIN);
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}
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}
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if (params->memory_type == 3)
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if (params->memory_type == MEMORY_TYPE_LPDDR4)
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usleep(params->emc_pin_extra_wait + 2000);
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usleep(params->emc_pin_extra_wait + 2000);
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else if (params->memory_type == 2)
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else if (params->memory_type == MEMORY_TYPE_DDR3L)
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usleep(params->emc_pin_extra_wait + 500);
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usleep(params->emc_pin_extra_wait + 500);
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// Enable clock enable signal.
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// Enable clock enable signal.
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@ -591,15 +597,15 @@ break_nosleep:
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usleep(params->emc_pin_program_wait);
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usleep(params->emc_pin_program_wait);
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// Send NOP (trigger just needs to be non-zero).
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// Send NOP (trigger just needs to be non-zero).
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if (params->memory_type != 3)
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if (params->memory_type != MEMORY_TYPE_LPDDR4)
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EMC(EMC_NOP) = (params->emc_dev_select << 30) + 1;
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EMC(EMC_NOP) = (params->emc_dev_select << 30) + 1;
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// On coldboot w/LPDDR2/3, wait 200 uSec after asserting CKE high.
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// On coldboot w/LPDDR2/3, wait 200 uSec after asserting CKE high.
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if (params->memory_type == 1)
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if (params->memory_type == MEMORY_TYPE_LPDDR2)
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usleep(params->emc_pin_extra_wait + 200);
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usleep(params->emc_pin_extra_wait + 200);
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// Init zq calibration,
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// Init zq calibration,
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if (params->memory_type == 3)
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if (params->memory_type == MEMORY_TYPE_LPDDR4)
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{
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{
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// Patch 6 using BCT spare variables.
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// Patch 6 using BCT spare variables.
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if (params->emc_bct_spare10)
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if (params->emc_bct_spare10)
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@ -640,7 +646,7 @@ break_nosleep:
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PMC(APBDEV_PMC_DDR_CFG) = params->pmc_ddr_cfg;
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PMC(APBDEV_PMC_DDR_CFG) = params->pmc_ddr_cfg;
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// Start periodic ZQ calibration (LPDDRx only).
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// Start periodic ZQ calibration (LPDDRx only).
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if (params->memory_type - 1 <= 2)
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if (params->memory_type && params->memory_type <= MEMORY_TYPE_LPDDR4)
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{
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{
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EMC(EMC_ZCAL_INTERVAL) = params->emc_zcal_interval;
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EMC(EMC_ZCAL_INTERVAL) = params->emc_zcal_interval;
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EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt;
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EMC(EMC_ZCAL_WAIT_CNT) = params->emc_zcal_wait_cnt;
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#ifndef _SDRAM_PARAM_T210_H_
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#ifndef _SDRAM_PARAM_T210_H_
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#define _SDRAM_PARAM_T210_H_
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#define _SDRAM_PARAM_T210_H_
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#define MEMORY_TYPE_NONE 0
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#define MEMORY_TYPE_NONE 0
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#define MEMORY_TYPE_DDR 0
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#define MEMORY_TYPE_DDR 0
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#define MEMORY_TYPE_LPDDR 0
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#define MEMORY_TYPE_LPDDR 0
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#define MEMORY_TYPE_DDR2 0
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#define MEMORY_TYPE_DDR2 0
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#define MEMORY_TYPE_LPDDR2 1
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#define MEMORY_TYPE_LPDDR2 1
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#define MEMORY_TYPE_DDR3 2
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#define MEMORY_TYPE_DDR3L 2
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#define MEMORY_TYPE_LPDDR4 3
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#define MEMORY_TYPE_LPDDR4 3
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/**
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/**
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