ARM: mach-shmobile: kzm9g: enable SMP boot

Update the KZM9G defconfig and the code in platsmp.c to support SMP on
the sh73a0 based KZM9G board. Also fix up the earlyprintk setting that
was previously incorrect.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

diff --git a/arch/arm/configs/kzm9g_defconfig b/arch/arm/configs/kzm9g_defconfig
index 4bbea36..e3ebc20 100644 (file)
--- a/arch/arm/configs/kzm9g_defconfig
+++ b/arch/arm/configs/kzm9g_defconfig
@@ -31,13 +31,15 @@ CONFIG_ARM_ERRATA_743622=y
 CONFIG_ARM_ERRATA_754322=y
 CONFIG_NO_HZ=y
 CONFIG_HIGH_RES_TIMERS=y
+CONFIG_SMP=y
+CONFIG_SCHED_MC=y
 CONFIG_PREEMPT=y
 CONFIG_AEABI=y
 # CONFIG_OABI_COMPAT is not set
 CONFIG_HIGHMEM=y
 CONFIG_ZBOOT_ROM_TEXT=0x0
 CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="console=tty0 console=ttySC4,115200 root=/dev/nfs ip=dhcp ignore_loglevel earlyprintk=serial"
+CONFIG_CMDLINE="console=tty0 console=ttySC4,115200 root=/dev/nfs ip=dhcp ignore_loglevel earlyprintk=sh-sci.4,115200"
 CONFIG_KEXEC=y
 CONFIG_VFP=y
 CONFIG_NEON=y

diff --git a/arch/arm/mach-shmobile/platsmp.c b/arch/arm/mach-shmobile/platsmp.c
index 45fa392..d959f07 100644 (file)
--- a/arch/arm/mach-shmobile/platsmp.c
+++ b/arch/arm/mach-shmobile/platsmp.c
@@ -20,7 +20,7 @@
 #include <asm/mach-types.h>
 #include <mach/common.h>
 
-#define is_sh73a0() (machine_is_ag5evm() || machine_is_kota2())
+#define is_sh73a0() (machine_is_ag5evm() || machine_is_kota2() || machine_is_kzm9g())
 #define is_r8a7779() machine_is_marzen()
 
 static unsigned int __init shmobile_smp_get_core_count(void)