Staging
v0.8.1
https://github.com/torvalds/linux
Raw File
Tip revision: c3b92c8787367a8bb53d57d9789b558f1295cc96 authored by Linus Torvalds on 24 October 2011, 07:10:05 UTC
Linux 3.1
Tip revision: c3b92c8
reset.c
/*
 * OMAP1 reset support
 */
#include <linux/kernel.h>
#include <linux/io.h>

#include <mach/hardware.h>
#include <mach/system.h>
#include <plat/prcm.h>

void omap1_arch_reset(char mode, const char *cmd)
{
	/*
	 * Workaround for 5912/1611b bug mentioned in sprz209d.pdf p. 28
	 * "Global Software Reset Affects Traffic Controller Frequency".
	 */
	if (cpu_is_omap5912()) {
		omap_writew(omap_readw(DPLL_CTL) & ~(1 << 4), DPLL_CTL);
		omap_writew(0x8, ARM_RSTCT1);
	}

	omap_writew(1, ARM_RSTCT1);
}

void (*arch_reset)(char, const char *) = omap1_arch_reset;
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