Commit b8272a61 authored Feb 16, 2011 by Shiraz Hashim Committed by Russell King Feb 21, 2011

ARM: 6722/1: SPEAr: sp810: switch to slow mode before reset



In sysctl_soft_reset(), switch to slow mode before resetting the system
via the system controller.  This is required.

Reviewed-by: Stanley Miao <stanley.miao@windriver.com>
Signed-off-by: Shiraz Hashim <shiraz.hashim@st.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

parent ac1556b3

arch/arm/include/asm/hardware/sp810.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -58,6 +58,9 @@

		static inline void sysctl_soft_reset(void __iomem *base)
		{
		/* switch to slow mode */
		writel(0x2, base + SCCTRL);

		/* writing any value to SCSYSSTAT reg will reset system */
		writel(0, base + SCSYSSTAT);
		}