This patch enables SMP on OMAP4430 SDP platform. Signed-off-by: Santosh Shilimkar <santosh.shilimkar@xxxxxx> --- arch/arm/Kconfig | 4 ++-- arch/arm/configs/omap_4430sdp_defconfig | 7 ++++++- arch/arm/mach-omap2/Makefile | 3 +++ 3 files changed, 11 insertions(+), 3 deletions(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index e02b893..dc9f9fd 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -807,7 +807,7 @@ source "kernel/time/Kconfig" config SMP bool "Symmetric Multi-Processing (EXPERIMENTAL)" - depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP) + depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || ARCH_OMAP4) select USE_GENERIC_SMP_HELPERS help This enables support for systems with more than one CPU. If you have @@ -864,7 +864,7 @@ config HOTPLUG_CPU config LOCAL_TIMERS bool "Use local timer interrupts" - depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || REALVIEW_EB_A9MP) + depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || REALVIEW_EB_A9MP || ARCH_OMAP4) default y help Enable support for local timers on SMP platforms, rather then the diff --git a/arch/arm/configs/omap_4430sdp_defconfig b/arch/arm/configs/omap_4430sdp_defconfig index 43532bc..fe2690e 100644 --- a/arch/arm/configs/omap_4430sdp_defconfig +++ b/arch/arm/configs/omap_4430sdp_defconfig @@ -30,7 +30,7 @@ CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # General setup # CONFIG_EXPERIMENTAL=y -CONFIG_BROKEN_ON_SMP=y +CONFIG_LOCK_KERNEL=y CONFIG_INIT_ENV_ARG_LIMIT=32 CONFIG_LOCALVERSION="" CONFIG_LOCALVERSION_AUTO=y @@ -104,6 +104,7 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_MODULE_FORCE_UNLOAD is not set CONFIG_MODVERSIONS=y CONFIG_MODULE_SRCVERSION_ALL=y +CONFIG_STOP_MACHINE=y CONFIG_BLOCK=y # CONFIG_LBD is not set # CONFIG_BLK_DEV_IO_TRACE is not set @@ -244,6 +245,9 @@ CONFIG_VMSPLIT_3G=y # CONFIG_VMSPLIT_2G is not set # CONFIG_VMSPLIT_1G is not set CONFIG_PAGE_OFFSET=0xC0000000 +CONFIG_SMP=y +CONFIG_NR_CPUS=2 +CONFIG_LOCAL_TIMERS=y # CONFIG_PREEMPT is not set CONFIG_HZ=128 CONFIG_AEABI=y @@ -695,6 +699,7 @@ CONFIG_HAVE_FUNCTION_TRACER=y # CONFIG_SAMPLES is not set CONFIG_HAVE_ARCH_KGDB=y # CONFIG_KGDB is not set +# CONFIG_ARM_UNWIND is not set # CONFIG_DEBUG_USER is not set # CONFIG_DEBUG_ERRORS is not set # CONFIG_DEBUG_STACK_USAGE is not set diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index c5d7efa..e01dd75 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -14,6 +14,9 @@ obj-$(CONFIG_ARCH_OMAP3) += $(omap-2-3-common) obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o +# SMP support ONLY available for OMAP4 +obj-$(CONFIG_SMP) += omap-smp.o omap-headsmp.o \ + timer-mpu.o # Functions loaded to SRAM obj-$(CONFIG_ARCH_OMAP2420) += sram242x.o obj-$(CONFIG_ARCH_OMAP2430) += sram243x.o -- 1.5.4.7 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
