esp-idf/components/esp_eth/test_apps/sdkconfig.ci.default_lan8720

CONFIG_IDF_TARGET="esp32"

CONFIG_UNITY_ENABLE_FIXTURE=y
CONFIG_UNITY_ENABLE_IDF_TEST_RUNNER=y
CONFIG_ETH_USE_ESP32_EMAC=y
CONFIG_ESP_TASK_WDT_EN=n

CONFIG_TARGET_USE_INTERNAL_ETHERNET=y
CONFIG_TARGET_ETH_PHY_DEVICE_LAN8720=y
CONFIG_ETH_RMII_CLK_OUTPUT=y
CONFIG_ETH_RMII_CLK_OUT_GPIO=17