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fix(esp_hw_support): add PD_TOP lightsleep mspi failure workaround for p4 rev3

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wuzhenghui
2025-11-04 16:03:29 +08:00
parent a0a4495eee
commit c87b576745
11 changed files with 114 additions and 17 deletions
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components/esp_hw_support/sleep_mspi.c
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/*
* SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include "sdkconfig.h"
#if CONFIG_IDF_TARGET_ESP32P4 && (CONFIG_ESP_REV_MIN_FULL == 300)
#include "soc/hp_system_reg.h"
#include "hal/mmu_ll.h"
#include "hal/mspi_timing_tuning_ll.h"
void sleep_flash_p4_rev3_workaround(void)
{
REG_CLR_BIT(SPI_MEM_C_CACHE_FCTRL_REG, SPI_MEM_C_CLOSE_AXI_INF_EN);
REG_SET_BIT(SPI_MEM_C_CACHE_FCTRL_REG, SPI_MEM_C_AXI_REQ_EN);
REG_SET_FIELD(HP_SYSTEM_CORE_ERR_RESP_DIS_REG, HP_SYSTEM_CORE_ERR_RESP_DIS, 0x7);
REG_WRITE(SPI_MEM_C_MMU_ITEM_INDEX_REG, 0);
uint32_t mmu_backup = mmu_ll_read_entry(MMU_LL_FLASH_MMU_ID, 0);
mmu_ll_write_entry(MMU_LL_FLASH_MMU_ID, 0, 0, MMU_TARGET_FLASH0);
__attribute__((unused)) volatile uint32_t val = 0;
val = REG_READ(0x80000000);
val = REG_READ(0x80000080);
mmu_ll_write_entry(MMU_LL_FLASH_MMU_ID, 0, mmu_backup, MMU_TARGET_FLASH0);
_mspi_timing_ll_reset_mspi();
_mspi_timing_ll_reset_mspi_apb();
REG_SET_FIELD(HP_SYSTEM_CORE_ERR_RESP_DIS_REG, HP_SYSTEM_CORE_ERR_RESP_DIS, 0);
}
#endif