diff options
author | Olof Johansson <olof@lixom.net> | 2012-12-12 16:09:22 -0800 |
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committer | Olof Johansson <olof@lixom.net> | 2012-12-12 16:10:00 -0800 |
commit | 4a76411ea3f1da9032e031f8fff8894b97d141b2 (patch) | |
tree | 59976175d70b6e08aacd4abf7090919d3b78fc29 /arch/arm/mach-omap2/omap3-restart.c | |
parent | 5c1af2a7011bf719807de360cb64c2f610269a38 (diff) | |
parent | fb6842a7bc44bf719bfe85d5819a153d7c215510 (diff) | |
download | linux-4a76411ea3f1da9032e031f8fff8894b97d141b2.tar.gz |
ARM: arm-soc: Merge branch 'next/clk' into next/pm
Merge together a couple of the smaller pm/clock branches into one.
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm/mach-omap2/omap3-restart.c')
-rw-r--r-- | arch/arm/mach-omap2/omap3-restart.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/omap3-restart.c b/arch/arm/mach-omap2/omap3-restart.c new file mode 100644 index 000000000000..923c582189e5 --- /dev/null +++ b/arch/arm/mach-omap2/omap3-restart.c @@ -0,0 +1,36 @@ +/* + * omap3-restart.c - Code common to all OMAP3xxx machines. + * + * Copyright (C) 2009, 2012 Texas Instruments + * Copyright (C) 2010 Nokia Corporation + * Tony Lindgren <tony@atomide.com> + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * + * 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 <linux/kernel.h> +#include <linux/init.h> + +#include "iomap.h" +#include "common.h" +#include "control.h" +#include "prm3xxx.h" + +/* Global address base setup code */ + +/** + * omap3xxx_restart - trigger a software restart of the SoC + * @mode: the "reboot mode", see arch/arm/kernel/{setup,process}.c + * @cmd: passed from the userspace program rebooting the system (if provided) + * + * Resets the SoC. For @cmd, see the 'reboot' syscall in + * kernel/sys.c. No return value. + */ +void omap3xxx_restart(char mode, const char *cmd) +{ + omap3_ctrl_write_boot_mode((cmd ? (u8)*cmd : 0)); + omap3xxx_prm_dpll3_reset(); /* never returns */ + while (1); +} |