summaryrefslogtreecommitdiff
path: root/arch/arm/mach-zynq/hotplug.c
blob: 366f46c913658f249bc93927b40b388489d8075c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
/*
 * Copyright (C) 2012-2013 Xilinx
 *
 * based on linux/arch/arm/mach-realview/hotplug.c
 *
 * Copyright (C) 2002 ARM Ltd.
 * All Rights Reserved
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#include <asm/proc-fns.h>

/*
 * platform-specific code to shutdown a CPU
 *
 * Called with IRQs disabled
 */
void zynq_platform_cpu_die(unsigned int cpu)
{
	/*
	 * there is no power-control hardware on this platform, so all
	 * we can do is put the core into WFI; this is safe as the calling
	 * code will have already disabled interrupts
	 */
	for (;;)
		cpu_do_idle();
}