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authorMichal Simek <michal.simek@xilinx.com>2013-10-31 09:10:16 -0700
committerMichal Simek <michal.simek@xilinx.com>2013-12-10 14:17:56 +0100
commitf1fd2fa62da103ccac5a076457d8dca1b940ba43 (patch)
tree387583a622c256a29667905d2d7207f088092a79 /arch/arm/mach-zynq
parent6a37ff388a0b5f39062b883ae2a0f5c742c2492b (diff)
downloadlinux-f1fd2fa62da103ccac5a076457d8dca1b940ba43.tar.bz2
arm: zynq: Add support for zynq_cpu_kill function
Use simple hook to slcr to stop cpu. Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'arch/arm/mach-zynq')
-rw-r--r--arch/arm/mach-zynq/platsmp.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-zynq/platsmp.c b/arch/arm/mach-zynq/platsmp.c
index f6e62c4a0afc..8021499e7b70 100644
--- a/arch/arm/mach-zynq/platsmp.c
+++ b/arch/arm/mach-zynq/platsmp.c
@@ -121,11 +121,20 @@ static void __init zynq_smp_prepare_cpus(unsigned int max_cpus)
scu_enable(zynq_scu_base);
}
+#ifdef CONFIG_HOTPLUG_CPU
+static int zynq_cpu_kill(unsigned cpu)
+{
+ zynq_slcr_cpu_stop(cpu);
+ return 1;
+}
+#endif
+
struct smp_operations zynq_smp_ops __initdata = {
.smp_init_cpus = zynq_smp_init_cpus,
.smp_prepare_cpus = zynq_smp_prepare_cpus,
.smp_boot_secondary = zynq_boot_secondary,
#ifdef CONFIG_HOTPLUG_CPU
.cpu_die = zynq_platform_cpu_die,
+ .cpu_kill = zynq_cpu_kill,
#endif
};