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Revert "fix(esp_system): limit CPU clock to 160MHz in ESP32-C5 for flash encryption"

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This reverts commit cca0ac8c56.
This commit is contained in:
Xiao Xufeng
2026-01-15 23:44:05 +08:00
parent 1ee108c747
commit 32e4e83f84
2 changed files with 1 additions and 17 deletions
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components/esp_system/port/soc/esp32c5/Kconfig.cpu
+1 -7
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@@ -1,12 +1,9 @@
choice ESP_DEFAULT_CPU_FREQ_MHZ
prompt "CPU frequency"
default ESP_DEFAULT_CPU_FREQ_MHZ_40 if IDF_ENV_FPGA
default ESP_DEFAULT_CPU_FREQ_MHZ_160 if SECURE_FLASH_ENC_ENABLED
default ESP_DEFAULT_CPU_FREQ_MHZ_240
help
CPU frequency to be set on application startup. For flash encryption enabled case,
the default CPU frequency is 160MHz as the encrypted flash writes are not stable at
higher CPU clock. Please see SoC Errata document for details.
CPU frequency to be set on application startup.
config ESP_DEFAULT_CPU_FREQ_MHZ_40
bool "40 MHz"
@@ -16,9 +13,6 @@ choice ESP_DEFAULT_CPU_FREQ_MHZ
config ESP_DEFAULT_CPU_FREQ_MHZ_160
bool "160 MHz"
config ESP_DEFAULT_CPU_FREQ_MHZ_240
# Encrypted flash writes aren't supported at 240 MHz.
# Please see SoC Errata document for details.
depends on !SECURE_FLASH_ENC_ENABLED
bool "240 MHz"
help
When 240MHz is selected, esp_flash_write_encrypted() will automatically limit CPU frequency during