ARM: shmobile: defconfig: Enable CONFIG_PRINTK_TIME

Enable timestamps for kernel log output to improve debugging.
You can always use "dmesg -t" to strip the timestamps.

Don't specify CONFIG_LOG_BUF_SHIFT=16 while we're at it.  There's a
reason the default in Kconfig is higher ;-)
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/configs/shmobile_defconfig

@@ -2,7 +2,6 @@ CONFIG_SYSVIPC=y
 CONFIG_NO_HZ=y
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
-CONFIG_LOG_BUF_SHIFT=16
 CONFIG_BLK_DEV_INITRD=y
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
 CONFIG_SYSCTL_SYSCALL=y
@@ -199,6 +198,7 @@ CONFIG_NFS_V4_1=y
 CONFIG_ROOT_NFS=y
 CONFIG_NLS_CODEPAGE_437=y
 CONFIG_NLS_ISO8859_1=y
+CONFIG_PRINTK_TIME=y
 # CONFIG_ENABLE_WARN_DEPRECATED is not set
 # CONFIG_ENABLE_MUST_CHECK is not set
 # CONFIG_ARM_UNWIND is not set