From: Wenyou Yang <wenyou.yang@atmel.com>
Date: Mon, 9 Mar 2015 03:53:46 +0000 (+0800)
Subject: ARM: at91/pm_suspend: add the WFI instruction support for ARMv7
X-Git-Tag: omap-for-v4.1/fixes-rc1~65^2~7^2~11
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=20567658b8f010eea287087bfdbeb25757801aed;p=pandora-kernel.git

ARM: at91/pm_suspend: add the WFI instruction support for ARMv7

Add the WFI instruction to make the cpu to the idle state.
In the meanwhile, disable the processor's clock.

Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Tested-by: Sylvain Rochet <sylvain.rochet@finsecur.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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