alex/esp-idf
alex/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2024-10-05 20:47:46 -04:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

mspi: turn down freq to fix crash when sleep

Browse Source
This commit is contained in:
wanlei 2023-03-14 12:04:47 +08:00
parent 2ce6ddacfc
commit 20924e3a72
1 changed files with 11 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
components/esp_hw_support/sleep_modes.c
View File

@ -65,6 +65,7 @@
#include "esp32s3/rom/rtc.h" #include "esp32s3/rom/rtc.h"
#include "soc/extmem_reg.h" #include "soc/extmem_reg.h"
#include "esp_private/sleep_mac_bb.h" #include "esp_private/sleep_mac_bb.h"
#include "esp_private/spi_flash_os.h"
#elif CONFIG_IDF_TARGET_ESP32C3 #elif CONFIG_IDF_TARGET_ESP32C3
#include "esp32c3/rom/cache.h" #include "esp32c3/rom/cache.h"
#include "esp32c3/rom/rtc.h" #include "esp32c3/rom/rtc.h"
@ -415,6 +416,11 @@ static uint32_t IRAM_ATTR esp_sleep_start(uint32_t pd_flags)
pd_flags &= ~RTC_SLEEP_PD_INT_8M; pd_flags &= ~RTC_SLEEP_PD_INT_8M;
} }
#if SOC_SPI_MEM_SUPPORT_TIME_TUNING
// Turn down mspi clock speed
spi_timing_change_speed_mode_cache_safe(true);
#endif
// Save current frequency and switch to XTAL // Save current frequency and switch to XTAL
rtc_cpu_freq_config_t cpu_freq_config; rtc_cpu_freq_config_t cpu_freq_config;
rtc_clk_cpu_freq_get_config(&cpu_freq_config); rtc_clk_cpu_freq_get_config(&cpu_freq_config);
@ -549,6 +555,11 @@ static uint32_t IRAM_ATTR esp_sleep_start(uint32_t pd_flags)
// Restore CPU frequency // Restore CPU frequency
rtc_clk_cpu_freq_set_config(&cpu_freq_config); rtc_clk_cpu_freq_set_config(&cpu_freq_config);
#if SOC_SPI_MEM_SUPPORT_TIME_TUNING
// Restore mspi clock freq
spi_timing_change_speed_mode_cache_safe(false);
#endif
if (!deep_sleep) { if (!deep_sleep) {
s_config.ccount_ticks_record = esp_cpu_get_cycle_count(); s_config.ccount_ticks_record = esp_cpu_get_cycle_count();
misc_modules_wake_prepare(); misc_modules_wake_prepare();