MIPS: BCM63xx: Migrate to new platform makefile style.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/Kbuild.platforms b/arch/mips/Kbuild.platforms
index e4c991e..c00aa34 100644
--- a/arch/mips/Kbuild.platforms
+++ b/arch/mips/Kbuild.platforms
@@ -3,6 +3,7 @@
 platforms += alchemy
 platforms += ar7
 platforms += bcm47xx
+platforms += bcm63xx
 platforms += cobalt
 platforms += dec
 platforms += jazz
diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index b855d06..4cb60db 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -280,13 +280,6 @@
 load-$(CONFIG_SIBYTE_BIGSUR)	:= 0xffffffff80100000
 
 #
-# Broadcom BCM63XX boards
-#
-core-$(CONFIG_BCM63XX)		+= arch/mips/bcm63xx/
-cflags-$(CONFIG_BCM63XX)	+= -I$(srctree)/arch/mips/include/asm/mach-bcm63xx/
-load-$(CONFIG_BCM63XX)		:= 0xffffffff80010000
-
-#
 # Common TXx9
 #
 core-$(CONFIG_MACH_TX39XX)	+= arch/mips/txx9/generic/
diff --git a/arch/mips/bcm63xx/Makefile b/arch/mips/bcm63xx/Makefile
index 00064b6..6dfdc69 100644
--- a/arch/mips/bcm63xx/Makefile
+++ b/arch/mips/bcm63xx/Makefile
@@ -3,5 +3,3 @@
 obj-$(CONFIG_EARLY_PRINTK)	+= early_printk.o
 
 obj-y		+= boards/
-
-EXTRA_CFLAGS += -Werror
diff --git a/arch/mips/bcm63xx/Platform b/arch/mips/bcm63xx/Platform
new file mode 100644
index 0000000..5f86b2f
--- /dev/null
+++ b/arch/mips/bcm63xx/Platform
@@ -0,0 +1,7 @@
+#
+# Broadcom BCM63XX boards
+#
+platform-$(CONFIG_BCM63XX)	+= bcm63xx/
+cflags-$(CONFIG_BCM63XX)	+=					\
+		-I$(srctree)/arch/mips/include/asm/mach-bcm63xx/
+load-$(CONFIG_BCM63XX)		:= 0xffffffff80010000