ARM: uniphier: rename rest of defconfig files

Rename rest of defconfig files of UniPhier SoC family to have the
prefix uniphier_.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

MAINTAINERS

@@ -161,7 +161,6 @@ M:	Masahiro Yamada <yamada.masahiro@socionext.com>
 S:	Maintained
 T:	git git://git.denx.de/u-boot-uniphier.git
 F:	arch/arm/mach-uniphier/
-F:	configs/ph1_*_defconfig
 F:	configs/uniphier_*_defconfig
 N:	uniphier
 

doc/README.uniphier

@@ -28,8 +28,8 @@ Tested toolchains
 Compile the source
 ------------------
 
-PH1-sLD3:
-    $ make ph1_sld3_defconfig
+PH1-sLD3 reference board:
+    $ make uniphier_sld3_defconfig
     $ make CROSS_COMPILE=arm-linux-gnueabi-
 
 PH1-LD4 reference board:
@@ -40,12 +40,12 @@ PH1-sLD8 reference board:
     $ make uniphier_ld4_sld8_defconfig
     $ make CROSS_COMPILE=arm-linux-gnueabi- DEVICE_TREE=uniphier-ph1-sld8-ref
 
-PH1-Pro4:
-    $ make ph1_pro4_defconfig
+PH1-Pro4 reference board:
+    $ make uniphier_pro4_defconfig
     $ make CROSS_COMPILE=arm-linux-gnueabi-
 
-PH1-Pro5:
-    $ make ph1_pro5_defconfig
+PH1-Pro5 4KBOX Board:
+    $ make uniphier_pro5_defconfig
     $ make CROSS_COMPILE=arm-linux-gnueabi-
 
 ProXstream2 Gentil board: