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Commit 5a6e1502 authored by Alexander Shiyan's avatar Alexander Shiyan Committed by Shawn Guo
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ARM: i.MX system: Add a reset fallback if base address of watchdog is not set 



This patch adds a reset fallback if base address of watchdog is not set.
This is intended for a targets not compatible with imx-21 watchdog,
i.MX1 for example.

Signed-off-by: default avatarAlexander Shiyan <shc_work@mail.ru>
Signed-off-by: default avatarShawn Guo <shawn.guo@freescale.com>
parent ce8ad883

arch/arm/mach-imx/system.c

+4 −0
Original line number Diff line number Diff line
@@ -42,6 +42,9 @@ void mxc_restart(enum reboot_mode mode, const char *cmd) 
{

	unsigned int wcr_enable;



	if (!wdog_base)

		goto reset_fallback;



	if (!IS_ERR(wdog_clk))

		clk_enable(wdog_clk);
@@ -70,6 +73,7 @@ void mxc_restart(enum reboot_mode mode, const char *cmd) 
	/* delay to allow the serial port to show the message */

	mdelay(50);



reset_fallback:

	/* we'll take a jump through zero as a poor second */

	soft_restart(0);

}