turn on size optimization for bcm63xx

SVN-Revision: 16607

target/linux/brcm63xx/config-2.6.27

@@ -26,6 +26,7 @@ CONFIG_BOARD_BCM963XX=y
 # CONFIG_BOARD_LIVEBOX is not set
 # CONFIG_BSD_DISKLABEL is not set
 CONFIG_BSD_PROCESS_ACCT_V3=y
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
 CONFIG_CEVT_R4K=y
 CONFIG_CLASSIC_RCU=y
 CONFIG_CMDLINE="root=/dev/mtdblock2 rootfstype=squashfs,jffs2 noinitrd console=ttyS0,115200"