Initial file dump from open source releaseHEADmaster

1 files changed, 37 insertions, 0 deletions

diff --git a/arch/arm/mach-highbank/hotplug.c b/arch/arm/mach-highbank/hotplug.c
new file mode 100644
index 00000000..a019e4e8
--- /dev/null
+++ b/arch/arm/mach-highbank/hotplug.c
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2011 Calxeda, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <linux/kernel.h>
+#include <asm/cacheflush.h>
+
+#include "core.h"
+#include "sysregs.h"
+
+extern void secondary_startup(void);
+
+/*
+ * platform-specific code to shutdown a CPU
+ *
+ */
+void __ref highbank_cpu_die(unsigned int cpu)
+{
+	highbank_set_cpu_jump(cpu, phys_to_virt(0));
+
+	flush_cache_louis();
+	highbank_set_core_pwr();
+
+	while (1)
+		cpu_do_idle();
+}