esp-idf/components/spi_flash/esp32s3/spi_timing_config.h

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/*
* SPDX-FileCopyrightText: 2019-2021 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include "esp_flash_partitions.h"
#include "esp32s3/rom/spi_flash.h"
#include "esp32s3/rom/opi_flash.h"
2021-03-19 03:54:30 -04:00
#include "mspi_timing_tuning_configs.h"
#ifdef __cplusplus
extern "C" {
#endif
#define SPI_TIMING_CONFIG_NUM_DEFAULT 20 //This should be larger than the max available timing config num
#define SPI_TIMING_TEST_DATA_LEN 64
#define SPI_TIMING_PSRAM_TEST_DATA_ADDR 0
#define SPI_TIMING_FLASH_TEST_DATA_ADDR ESP_BOOTLOADER_OFFSET
//-------------------------------------------FLASH Operation Mode and Corresponding Timing Tuning Parameter Table --------------------------------------//
#define SPI_TIMING_FLASH_DTR_MODE (CONFIG_ESPTOOLPY_FLASHMODE_OPI_DTR || CONFIG_ESPTOOLPY_FLASHMODE_OIO_DTR)
#define SPI_TIMING_FLASH_STR_MODE (CONFIG_ESPTOOLPY_FLASHMODE_OPI_STR || CONFIG_ESPTOOLPY_FLASHMODE_OIO_STR || CONFIG_ESPTOOLPY_FLASHMODE_OOUT_STR)
/* Determine A feasible core clock below: SPI_TIMING_FLASH_EXPECTED_CORE_CLK_MHZ and SPI_TIMING_PSRAM_EXPECTED_CORE_CLK_MHZ*/
//OCTAL FLASH
#if CONFIG_ESPTOOLPY_OCT_FLASH
// OCT FLASH 40M DTR
#if SPI_TIMING_FLASH_DTR_MODE && CONFIG_ESPTOOLPY_FLASHFREQ_40M
_Static_assert(!CONFIG_ESPTOOLPY_FLASHFREQ_40M, "Octal FLASH 40MHz DDR is not supported. TODO: IDF-1630");
#define SPI_TIMING_FLASH_EXPECTED_CORE_CLK_MHZ 160
#endif
//OCT FLASH 80M DTR
#if SPI_TIMING_FLASH_DTR_MODE && CONFIG_ESPTOOLPY_FLASHFREQ_80M
#define SPI_TIMING_FLASH_EXPECTED_CORE_CLK_MHZ 160
#endif
//OCT FLASH 120M DTR
#if SPI_TIMING_FLASH_DTR_MODE && CONFIG_ESPTOOLPY_FLASHFREQ_120M
#define SPI_TIMING_FLASH_EXPECTED_CORE_CLK_MHZ 240
#endif
//OCT FLASH 80M STR
#if SPI_TIMING_FLASH_STR_MODE && CONFIG_ESPTOOLPY_FLASHFREQ_80M
#define SPI_TIMING_FLASH_EXPECTED_CORE_CLK_MHZ 160
#endif
//OCT FLASH 120M STR
#if SPI_TIMING_FLASH_STR_MODE && CONFIG_ESPTOOLPY_FLASHFREQ_120M
#define SPI_TIMING_FLASH_EXPECTED_CORE_CLK_MHZ 120
#endif
#endif //#if CONFIG_ESPTOOLPY_OCT_FLASH
/* QUAD FLASH Operation Mode should be added here if needed */
//---------------------------------------PSRAM Operation Mode and Corresponding Timing Tuning Parameter Table--------------------------------------//
#define SPI_TIMING_PSRAM_DTR_MODE 1 //Currently we only support DTR Octal PSRAM
#define SPI_TIMING_PSRAM_STR_MODE 0
//OCTAL PSRAM
#if CONFIG_SPIRAM_MODE_OCT
//OCT 40M PSRAM
#if SPI_TIMING_PSRAM_DTR_MODE && CONFIG_SPIRAM_SPEED_40M
#define SPI_TIMING_PSRAM_EXPECTED_CORE_CLK_MHZ 80
#endif
//OCT 80M PSRAM
#if SPI_TIMING_PSRAM_DTR_MODE && CONFIG_SPIRAM_SPEED_80M
#define SPI_TIMING_PSRAM_EXPECTED_CORE_CLK_MHZ 160
#endif
#endif //#if CONFIG_SPIRAM_MODE_OCT
/* QUAD PSRAM Operation Mode should be added here if needed */
//------------------------------------------Get the timing tuning config-----------------------------------------------//
#ifdef SPI_TIMING_FLASH_EXPECTED_CORE_CLK_MHZ
//FLASH needs tuning, and it expects this core clock: SPI_TIMING_FLASH_EXPECTED_CORE_CLK_MHZ
#define SPI_TIMING_FLASH_NEEDS_TUNING 1
#endif
#ifdef SPI_TIMING_PSRAM_EXPECTED_CORE_CLK_MHZ
//PSRAM needs tuning, and it expects this core clock: SPI_TIMING_PSRAM_EXPECTED_CORE_CLK_MHZ
#define SPI_TIMING_PSRAM_NEEDS_TUNING 1
#endif
//If both FLASH and PSRAM need tuning, the core clock should be same
#if SPI_TIMING_FLASH_NEEDS_TUNING && SPI_TIMING_PSRAM_NEEDS_TUNING
_Static_assert(SPI_TIMING_FLASH_EXPECTED_CORE_CLK_MHZ == SPI_TIMING_PSRAM_EXPECTED_CORE_CLK_MHZ, "FLASH and PSRAM Mode configuration are not supported");
#define SPI_TIMING_CORE_CLOCK_MHZ SPI_TIMING_FLASH_EXPECTED_CORE_CLK_MHZ
//If only FLASH needs tuning, the core clock could be as FLASH expected
#elif SPI_TIMING_FLASH_NEEDS_TUNING && !SPI_TIMING_PSRAM_NEEDS_TUNING
#define SPI_TIMING_CORE_CLOCK_MHZ SPI_TIMING_FLASH_EXPECTED_CORE_CLK_MHZ
//If only PSRAM needs tuning, the core clock could be as PSRAM expected
#elif !SPI_TIMING_FLASH_NEEDS_TUNING && SPI_TIMING_PSRAM_NEEDS_TUNING
#define SPI_TIMING_CORE_CLOCK_MHZ SPI_TIMING_PSRAM_EXPECTED_CORE_CLK_MHZ
#else
#define SPI_TIMING_CORE_CLOCK_MHZ 80
#endif
//------------------------------------------Helper Macros to get FLASH/PSRAM tuning configs-----------------------------------------------//
#define __GET_TUNING_CONFIG(type, core_clock, module_clock, mode) \
(spi_timing_config_t) { .tuning_config_table = MSPI_TIMING_##type##_CONFIG_TABLE_CORE_CLK_##core_clock##M_MODULE_CLK_##module_clock##M_##mode, \
.available_config_num = MSPI_TIMING_##type##_CONFIG_NUM_CORE_CLK_##core_clock##M_MODULE_CLK_##module_clock##M_##mode, \
.default_config_id = MSPI_TIMING_##type##_DEFAULT_CONFIG_ID_CORE_CLK_##core_clock##M_MODULE_CLK_##module_clock##M_##mode }
#define _GET_TUNING_CONFIG(type, core_clock, module_clock, mode) __GET_TUNING_CONFIG(type, core_clock, module_clock, mode)
#define SPI_TIMING_FLASH_GET_TUNING_CONFIG(core_clock_mhz, module_clock_mhz, mode) _GET_TUNING_CONFIG(FLASH, core_clock_mhz, module_clock_mhz, mode)
#define SPI_TIMING_PSRAM_GET_TUNING_CONFIG(core_clock_mhz, module_clock_mhz, mode) _GET_TUNING_CONFIG(PSRAM, core_clock_mhz, module_clock_mhz, mode)
/**
* SPI timing tuning registers. The macro `SPI_TIMING_FLASH_CONFIG_TABLE` below is the corresponding register value table.
* Upper layer rely on these 3 registers to tune the timing.
*/
typedef struct {
uint8_t spi_din_mode; /*!< input signal delay mode*/
uint8_t spi_din_num; /*!< input signal delay number */
uint8_t extra_dummy_len; /*!< extra dummy length*/
} spi_timing_tuning_param_t;
typedef struct {
spi_timing_tuning_param_t tuning_config_table[SPI_TIMING_CONFIG_NUM_DEFAULT]; //available timing tuning configs
uint32_t available_config_num;
uint32_t default_config_id; //If tuning fails, we use this one as default
} spi_timing_config_t;
/**
* The SPI FLASH module clock and SPI PSRAM module clock is divided from the SPI core clock, core clock is from system clock:
*
* PLL ----| |---- FLASH Module Clock
* XTAL ----|----> Core Clock ---->|
* RTC8M ----| |---- PSRAM Module Clock
*
*/
typedef enum {
SPI_TIMING_CONFIG_CORE_CLOCK_80M,
SPI_TIMING_CONFIG_CORE_CLOCK_120M,
SPI_TIMING_CONFIG_CORE_CLOCK_160M,
SPI_TIMING_CONFIG_CORE_CLOCK_240M
} spi_timing_config_core_clock_t;
spi_timing_config_core_clock_t spi_timing_config_get_core_clock(void);
void spi_timing_config_set_core_clock(uint8_t spi_num, spi_timing_config_core_clock_t core_clock);
void spi_timing_config_set_flash_clock(uint8_t spi_num, uint32_t freqdiv);
void spi_timing_config_flash_set_din_mode_num(uint8_t spi_num, uint8_t din_mode, uint8_t din_num);
void spi_timing_config_flash_set_extra_dummy(uint8_t spi_num, uint8_t extra_dummy);
void spi_timing_config_flash_read_data(uint8_t spi_num, uint8_t *buf, uint32_t addr, uint32_t len);
void spi_timing_config_set_psram_clock(uint8_t spi_num, uint32_t freqdiv);
void spi_timing_config_psram_set_din_mode_num(uint8_t spi_num, uint8_t din_mode, uint8_t din_num);
void spi_timing_config_psram_set_extra_dummy(uint8_t spi_num, uint8_t extra_dummy);
void spi_timing_config_psram_write_data(uint8_t spi_num, uint8_t *buf, uint32_t addr, uint32_t len);
void spi_timing_config_psram_read_data(uint8_t spi_num,uint8_t *buf, uint32_t addr, uint32_t len);
#ifdef __cplusplus
}
#endif