# Hub ports assignment CONFIG_USB_HOST_TEST_HUB_PORT_NUM_DEVICE_FSHS=1 CONFIG_USB_HOST_TEST_HUB_PORT_NUM_DEVICE_LS=2 CONFIG_USB_HOST_TEST_HUB_PORT_NUM_EMPTY=3 # Use external power switch to control USB device's power # switch is controlled by GPIO 21 CONFIG_USB_PHY_TEST_OTG_DRVVBUS_ENABLE=y CONFIG_USB_PHY_TEST_OTG_DRVVBUS_GPIO=21