ARM: pm: sa1100: move cpu_suspend into C code

We don't need a veneer for cpu_suspend, it can be called directly from
C code now.  Move it into sa11x0_pm_enter() along with the re-enabling
of clock switching.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-sa1100/pm.c b/arch/arm/mach-sa1100/pm.c
index d35885c..259ed3b 100644
--- a/arch/arm/mach-sa1100/pm.c
+++ b/arch/arm/mach-sa1100/pm.c
@@ -32,7 +32,7 @@
 #include <asm/system.h>
 #include <asm/mach/time.h>
 
-extern void sa1100_cpu_suspend(long);
+extern void sa1100_finish_suspend(unsigned long);
 
 #define SAVE(x)		sleep_save[SLEEP_SAVE_##x] = x
 #define RESTORE(x)	x = sleep_save[SLEEP_SAVE_##x]
@@ -75,7 +75,7 @@
 	PSPR = virt_to_phys(cpu_resume);
 
 	/* go zzz */
-	sa1100_cpu_suspend(PLAT_PHYS_OFFSET - PAGE_OFFSET);
+	cpu_suspend(0, PHYS_OFFSET - PAGE_OFFSET, 0, sa1100_finish_suspend);
 
 	/*
 	 * Ensure not to come back here if it wasn't intended