configs/qemu: update mips* malta configurations

Enable USB UHCI to be able to use usb mouse emulation for graphic
application tests.

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

board/qemu/mips-malta/linux-4.0.config

@@ -23,6 +23,8 @@ CONFIG_SERIAL_8250=y
 CONFIG_SERIAL_8250_CONSOLE=y
 CONFIG_FB=y
 CONFIG_FB_CIRRUS=y
+CONFIG_USB=y
+CONFIG_USB_UHCI_HCD=y
 CONFIG_EXT4_FS=y
 CONFIG_TMPFS=y
 CONFIG_TMPFS_POSIX_ACL=y

board/qemu/mips64-malta/linux-4.0.config

@@ -27,6 +27,8 @@ CONFIG_SERIAL_8250=y
 CONFIG_SERIAL_8250_CONSOLE=y
 CONFIG_FB=y
 CONFIG_FB_CIRRUS=y
+CONFIG_USB=y
+CONFIG_USB_UHCI_HCD=y
 CONFIG_EXT4_FS=y
 CONFIG_TMPFS=y
 CONFIG_TMPFS_POSIX_ACL=y

board/qemu/mips64el-malta/linux-4.0.config

@@ -28,6 +28,8 @@ CONFIG_SERIAL_8250=y
 CONFIG_SERIAL_8250_CONSOLE=y
 CONFIG_FB=y
 CONFIG_FB_CIRRUS=y
+CONFIG_USB=y
+CONFIG_USB_UHCI_HCD=y
 CONFIG_EXT4_FS=y
 CONFIG_TMPFS=y
 CONFIG_TMPFS_POSIX_ACL=y

board/qemu/mipsel-malta/linux-4.0.config

@@ -24,6 +24,8 @@ CONFIG_SERIAL_8250=y
 CONFIG_SERIAL_8250_CONSOLE=y
 CONFIG_FB=y
 CONFIG_FB_CIRRUS=y
+CONFIG_USB=y
+CONFIG_USB_UHCI_HCD=y
 CONFIG_EXT4_FS=y
 CONFIG_TMPFS=y
 CONFIG_TMPFS_POSIX_ACL=y