serial: uniphier: move CONFIG_UNIPHIER_SERIAL to Kconfig

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Acked-by: Simon Glass <sjg@chromium.org>

configs/ph1_ld4_defconfig

@@ -7,4 +7,5 @@ CONFIG_NAND_DENALI=y
 CONFIG_SYS_NAND_DENALI_64BIT=y
 CONFIG_NAND_DENALI_SPARE_AREA_SKIP_BYTES=8
 CONFIG_DM_SERIAL=y
+CONFIG_UNIPHIER_SERIAL=y
 S:CONFIG_SPL_NAND_DENALI=y

configs/ph1_pro4_defconfig

@@ -7,4 +7,5 @@ CONFIG_NAND_DENALI=y
 CONFIG_SYS_NAND_DENALI_64BIT=y
 CONFIG_NAND_DENALI_SPARE_AREA_SKIP_BYTES=8
 CONFIG_DM_SERIAL=y
+CONFIG_UNIPHIER_SERIAL=y
 S:CONFIG_SPL_NAND_DENALI=y

configs/ph1_sld8_defconfig

@@ -7,4 +7,5 @@ CONFIG_NAND_DENALI=y
 CONFIG_SYS_NAND_DENALI_64BIT=y
 CONFIG_NAND_DENALI_SPARE_AREA_SKIP_BYTES=8
 CONFIG_DM_SERIAL=y
+CONFIG_UNIPHIER_SERIAL=y
 S:CONFIG_SPL_NAND_DENALI=y

drivers/serial/Kconfig

@@ -4,3 +4,9 @@ config DM_SERIAL
 	help
 	  If you want to use driver model for serial drivers, say Y.
 	  To use legacy serial drivers, say N.
+
+config UNIPHIER_SERIAL
+	bool "UniPhier on-chip UART support"
+	depends on ARCH_UNIPHIER && DM_SERIAL
+	help
+	  Support for the on-chip UARTs on the Panasonic UniPhier platform.

include/configs/ph1_ld4.h

@@ -28,9 +28,7 @@
  *   SoC UART     : enable CONFIG_UNIPHIER_SERIAL
  *   On-board UART: enable CONFIG_SYS_NS16550_SERIAL
  */
-#if 1
-#define CONFIG_UNIPHIER_SERIAL
-#else
+#if 0
 #define CONFIG_SYS_NS16550_SERIAL
 #endif
 

include/configs/ph1_pro4.h

@@ -28,9 +28,7 @@
  *   SoC UART     : enable CONFIG_UNIPHIER_SERIAL
  *   On-board UART: enable CONFIG_SYS_NS16550_SERIAL
  */
-#if 1
-#define CONFIG_UNIPHIER_SERIAL
-#else
+#if 0
 #define CONFIG_SYS_NS16550_SERIAL
 #endif
 

include/configs/ph1_sld8.h

@@ -28,9 +28,7 @@
  *   SoC UART     : enable CONFIG_UNIPHIER_SERIAL
  *   On-board UART: enable CONFIG_SYS_NS16550_SERIAL
  */
-#if 1
-#define CONFIG_UNIPHIER_SERIAL
-#else
+#if 0
 #define CONFIG_SYS_NS16550_SERIAL
 #endif