linux-aspeed: disable USB host features

Not all BMCs use USB host features so this commit removes USB host
features from defconfig so that the features can be enabled in each
machine layer when those are actually needed.

Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com>
Change-Id: I0423f871d707bbbc7d86da8e6f016dfe6587656a
diff --git a/recipes-kernel/linux/linux-aspeed/aspeed-g4/defconfig b/recipes-kernel/linux/linux-aspeed/aspeed-g4/defconfig
index 3d9880b..f8eb565 100644
--- a/recipes-kernel/linux/linux-aspeed/aspeed-g4/defconfig
+++ b/recipes-kernel/linux/linux-aspeed/aspeed-g4/defconfig
@@ -177,12 +177,12 @@
 CONFIG_SENSORS_TMP421=y
 CONFIG_SENSORS_W83773G=y
 CONFIG_WATCHDOG_SYSFS=y
-CONFIG_USB=y
-CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
-CONFIG_USB_DYNAMIC_MINORS=y
-CONFIG_USB_EHCI_HCD=y
-CONFIG_USB_EHCI_ROOT_HUB_TT=y
-CONFIG_USB_EHCI_HCD_PLATFORM=y
+# CONFIG_USB is not set
+# CONFIG_USB_ANNOUNCE_NEW_DEVICES is not set
+# CONFIG_USB_DYNAMIC_MINORS is not set
+# CONFIG_USB_EHCI_HCD is not set
+# CONFIG_USB_EHCI_ROOT_HUB_TT is not set
+# CONFIG_USB_EHCI_HCD_PLATFORM is not set
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y
 CONFIG_LEDS_CLASS_FLASH=y