choice ESP_DEFAULT_CPU_FREQ_MHZ prompt "CPU frequency" default ESP_DEFAULT_CPU_FREQ_MHZ_40 if IDF_ENV_FPGA || ESP_BRINGUP_BYPASS_CPU_CLK_SETTING default ESP_DEFAULT_CPU_FREQ_MHZ_360 help CPU frequency to be set on application startup. config ESP_DEFAULT_CPU_FREQ_MHZ_40 bool "40 MHz" depends on IDF_ENV_FPGA || ESP_BRINGUP_BYPASS_CPU_CLK_SETTING config ESP_DEFAULT_CPU_FREQ_MHZ_360 bool "360 MHz" endchoice config ESP_DEFAULT_CPU_FREQ_MHZ int default 40 if ESP_DEFAULT_CPU_FREQ_MHZ_40 default 360 if ESP_DEFAULT_CPU_FREQ_MHZ_360