use bootloader baudrate settings, thanks bifferos (#7619)

SVN-Revision: 22259

target/linux/rdc/config-2.6.32

@@ -36,7 +36,7 @@ CONFIG_CC_OPTIMIZE_FOR_SIZE=y
 # CONFIG_CC_STACKPROTECTOR is not set
 CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_CLOCKSOURCE_WATCHDOG=y
-CONFIG_CMDLINE="console=ttyS0,38400 rootfstype=squashfs,jffs2"
+CONFIG_CMDLINE="console=uart,io,0x3f8 rootfstype=squashfs,jffs2"
 CONFIG_CMDLINE_BOOL=y
 # CONFIG_CMDLINE_OVERRIDE is not set
 # CONFIG_COMPAT_VDSO is not set