ARM: cache-l2x0: Save L2CC registers using pl310 save/resume

Renamed the l2x0_suspend and resume functions to l2cc suspend
and resume. Functions pl310 save/resume takes care of the L2CC
registers. Moving the functions outside CONFIG_OF so that
those could be directly used.

Change-Id: I07a156de37ee0504debbbd392bc017ebfa9cae1e
Signed-off-by: Taniya Das <tdas@codeaurora.org>
diff --git a/arch/arm/mach-msm/pm-8x60.c b/arch/arm/mach-msm/pm-8x60.c
index b0fbebb..6de0660 100644
--- a/arch/arm/mach-msm/pm-8x60.c
+++ b/arch/arm/mach-msm/pm-8x60.c
@@ -635,9 +635,9 @@
 {
 	bool collapsed = 0;
 
-	l2x0_suspend();
+	l2cc_suspend();
 	collapsed = msm_pm_collapse();
-	l2x0_resume(collapsed);
+	l2cc_resume(collapsed);
 
 	return collapsed;
 }