ns16550: move CONFIG_SYS_NS16550 to Kconfig

Move CONFIG_SYS_NS16550 to Kconfig, and run moveconfig.py.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
diff --git a/configs/Cubietruck_defconfig b/configs/Cubietruck_defconfig
index 4f4f6d4..3fe3e2b 100644
--- a/configs/Cubietruck_defconfig
+++ b/configs/Cubietruck_defconfig
@@ -3,6 +3,9 @@
 CONFIG_MACH_SUN7I=y
 CONFIG_DRAM_CLK=432
 CONFIG_MMC0_CD_PIN="PH1"
+CONFIG_USB0_VBUS_PIN="PH17"
+CONFIG_USB0_VBUS_DET="PH22"
+CONFIG_USB0_ID_DET="PH19"
 CONFIG_VIDEO_VGA=y
 CONFIG_GMAC_TX_DELAY=1
 CONFIG_DEFAULT_DEVICE_TREE="sun7i-a20-cubietruck"
@@ -14,9 +17,6 @@
 # CONFIG_CMD_FPGA is not set
 CONFIG_CMD_GPIO=y
 CONFIG_ETH_DESIGNWARE=y
+CONFIG_SYS_NS16550=y
 CONFIG_USB_EHCI_HCD=y
-CONFIG_USB0_ID_DET="PH19"
-CONFIG_USB0_VBUS_DET="PH22"
-CONFIG_USB0_VBUS_PIN="PH17"
-CONFIG_USB_MUSB_SUNXI=y
 CONFIG_USB_MUSB_GADGET=y