MIPS: BCM47xx: Migrate to new platform makefile style.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/Kbuild.platforms

@@ -2,6 +2,7 @@
 
 platforms += alchemy
 platforms += ar7
+platforms += bcm47xx
 platforms += cobalt
 platforms += dec
 platforms += jazz

arch/mips/Makefile

@@ -279,13 +279,6 @@ load-$(CONFIG_SIBYTE_SWARM)	:= 0xffffffff80100000
 core-$(CONFIG_SIBYTE_BIGSUR)	+= arch/mips/sibyte/swarm/
 load-$(CONFIG_SIBYTE_BIGSUR)	:= 0xffffffff80100000
 
-#
-# Broadcom BCM47XX boards
-#
-core-$(CONFIG_BCM47XX)		+= arch/mips/bcm47xx/
-cflags-$(CONFIG_BCM47XX)	+= -I$(srctree)/arch/mips/include/asm/mach-bcm47xx
-load-$(CONFIG_BCM47XX)		:= 0xffffffff80001000
-
 #
 # Broadcom BCM63XX boards
 #

arch/mips/bcm47xx/Platform

@@ -0,0 +1,7 @@
+#
+# Broadcom BCM47XX boards
+#
+platform-$(CONFIG_BCM47XX)	+= bcm47xx/
+cflags-$(CONFIG_BCM47XX)	+=					\
+		-I$(srctree)/arch/mips/include/asm/mach-bcm47xx
+load-$(CONFIG_BCM47XX)		:= 0xffffffff80001000