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authorBastian Hecht <hechtb@gmail.com>2012-12-05 12:13:07 +0000
committerSimon Horman <horms+renesas@verge.net.au>2013-01-25 12:43:46 +0900
commit895d3b53fd910f78c52cba89243107fb132538f3 (patch)
tree680a247468bd82e90855b3ff2535877261b777aa /arch/arm/mach-shmobile/include
parent13baf88bd69ed3cf7e2374eec4a7128f62ae9c1f (diff)
downloadlinux-895d3b53fd910f78c52cba89243107fb132538f3.tar.gz
ARM: shmobile: r8a7740: Add CPU sleep suspend
Add the lighest possible sleep mode on Cortex-A9 cores: CPU sleep. It is entered by a simple dsb and wfi instruction via cpu_do_idle(). As just clocks are stopped there is no need to save or restore any state of the system. Signed-off-by: Bastian Hecht <hechtb+renesas@gmail.com> Acked-by: Magnus Damm <damm@opensource.se> [ horms@verge.net.au: Added missing includes ] Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm/mach-shmobile/include')
-rw-r--r--arch/arm/mach-shmobile/include/mach/common.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/include/mach/common.h b/arch/arm/mach-shmobile/include/mach/common.h
index f221c116e96..c0ab595bc18 100644
--- a/arch/arm/mach-shmobile/include/mach/common.h
+++ b/arch/arm/mach-shmobile/include/mach/common.h
@@ -52,6 +52,7 @@ extern void r8a7740_add_early_devices(void);
extern void r8a7740_add_standard_devices(void);
extern void r8a7740_clock_init(u8 md_ck);
extern void r8a7740_pinmux_init(void);
+extern void r8a7740_pm_init(void);
extern void r8a7779_init_irq(void);
extern void r8a7779_map_io(void);