ARM: SoC: convert OMAP4 to SMP operations
Convert OMAP4 to use struct smp_operations to provide its SMP
and CPU hotplug operations.
Tested on both Panda and IGEPv2 (MULTI_OMAP kernel)
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Reviewed-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
diff --git a/arch/arm/mach-omap2/omap-hotplug.c b/arch/arm/mach-omap2/omap-hotplug.c
index 414083b..2de71a3 100644
--- a/arch/arm/mach-omap2/omap-hotplug.c
+++ b/arch/arm/mach-omap2/omap-hotplug.c
@@ -26,16 +26,11 @@
#include "powerdomain.h"
-int platform_cpu_kill(unsigned int cpu)
-{
- return 1;
-}
-
/*
* platform-specific code to shutdown a CPU
* Called with IRQs disabled
*/
-void __ref platform_cpu_die(unsigned int cpu)
+void __ref omap4_cpu_die(unsigned int cpu)
{
unsigned int boot_cpu = 0;
void __iomem *base = omap_get_wakeupgen_base();
@@ -75,12 +70,3 @@
pr_debug("CPU%u: spurious wakeup call\n", cpu);
}
}
-
-int platform_cpu_disable(unsigned int cpu)
-{
- /*
- * we don't allow CPU 0 to be shutdown (it is still too special
- * e.g. clock tick interrupts)
- */
- return cpu == 0 ? -EPERM : 0;
-}