brcm63xx: call brcm63xx_detect explicitly

Now that we have converted all users of global variables to use
brcm63xx_board_name, we can savely convert the implicit call to detect
in brcm63xx.sh to a single, explicit call in preinit.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

SVN-Revision: 44840

target/linux/brcm63xx/base-files/lib/brcm63xx.sh

@@ -269,5 +269,3 @@ brcm63xx_board_name() {
 
 	echo $name
 }
-
-brcm63xx_detect

target/linux/brcm63xx/base-files/lib/preinit/03_do_brcm63xx.sh

@@ -2,6 +2,8 @@
 
 do_brcm63xx() {
 	. /lib/brcm63xx.sh
+
+	brcm63xx_detect
 }
 
 boot_hook_add preinit_main do_brcm63xx