ARM: add wfi assembly macro
authorRob Herring <rob.herring@calxeda.com>
Sun, 2 Dec 2012 17:06:21 +0000 (17:06 +0000)
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>
Sun, 3 Feb 2013 13:43:58 +0000 (14:43 +0100)
commit2ff467c05115c709decd7702cbc21679ac449519
tree6d0144cce276706c0f8c2e52a5f034f6d33a4029
parentb0404ea1268540ebfe8c10b718990d82ee1d113f
ARM: add wfi assembly macro

Since wfi instruction is only available on ARMv7, add a conditional
macro for it.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
arch/arm/include/asm/system.h