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ARM: socfpga: Enable soft reset

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Enable a cold or warm reset to the HW from userspace.

Also fix a few sparse errors:

warning: symbol 'sys_manager_base_addr' was not declared. Should it be static?
warning: symbol 'rst_manager_base_addr' was not declared. Should it be static?

Signed-off-by: Dinh Nguyen <dinguyen@altera.com>
Reviewed-by: Pavel Machek <pavel@denx.de>
Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Dinh Nguyen
2013-04-11 10:55:24 -05:00
committed by Olof Johansson
parent a93216c921
commit 5c04b57fe3
3 changed files with 20 additions and 4 deletions
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10
arch/arm/mach-socfpga/socfpga.c
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@ -87,7 +87,15 @@ static void __init socfpga_init_irq(void)
static void socfpga_cyclone5_restart(char mode, const char *cmd)
{
/* TODO: */
u32 temp;
temp = readl(rst_manager_base_addr + SOCFPGA_RSTMGR_CTRL);
if (mode == 'h')
temp |= RSTMGR_CTRL_SWCOLDRSTREQ;
else
temp |= RSTMGR_CTRL_SWWARMRSTREQ;
writel(temp, rst_manager_base_addr + SOCFPGA_RSTMGR_CTRL);
}
static void __init socfpga_cyclone5_init(void)