ARM: OMAP4: PM: Program CPU1 to hit OFF when off-lined

Program non-boot CPUs to hit lowest supported power state
when it is off-lined using cpu hotplug framework.

Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Acked-by: Jean Pihet <j-pihet@ti.com>
Reviewed-by: Kevin Hilman <khilman@ti.com>
Tested-by: Vishwanath BS <vishwanath.bs@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h
index 36cdba7727f2..c078db1b3de8 100644
--- a/arch/arm/mach-omap2/common.h
+++ b/arch/arm/mach-omap2/common.h
@@ -200,6 +200,7 @@ extern int omap4_mpuss_init(void);
 extern int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state);
 extern int omap4_finish_suspend(unsigned long cpu_state);
 extern void omap4_cpu_resume(void);
+extern int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state);
 #else
 static inline int omap4_enter_lowpower(unsigned int cpu,
                                         unsigned int power_state)
@@ -208,6 +209,12 @@ static inline int omap4_enter_lowpower(unsigned int cpu,
         return 0;
 }
 
+static inline int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state)
+{
+        cpu_do_idle();
+        return 0;
+}
+
 static inline int omap4_mpuss_init(void)
 {
         return 0;