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[09/13] OMAP: Disable smartreflex across DVFS

Message ID 1282130412-12027-10-git-send-email-thara@ti.com (mailing list archive)
State Changes Requested
Delegated to: Kevin Hilman
Headers show

Commit Message

Thara Gopinath Aug. 18, 2010, 11:20 a.m. UTC
None
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Patch

diff --git a/arch/arm/mach-omap2/voltage.c b/arch/arm/mach-omap2/voltage.c
index 1a46eb0..2fd644a 100644
--- a/arch/arm/mach-omap2/voltage.c
+++ b/arch/arm/mach-omap2/voltage.c
@@ -35,6 +35,7 @@ 
 #include <plat/clock.h>
 #include <plat/common.h>
 #include <plat/voltage.h>
+#include <plat/smartreflex.h>
 
 #include "prm-regbits-34xx.h"
 #include "prm44xx.h"
@@ -1730,6 +1731,9 @@  int omap_voltage_scale(struct voltagedomain *voltdm, unsigned long volt)
 		return -EINVAL;
 	}
 
+	/* Disable smartreflex module across voltage and frequency scaling */
+	omap_smartreflex_disable(voltdm);
+
 	if (curr_volt == volt) {
 		is_volt_scaled = 1;
 	} else if (curr_volt < volt) {
@@ -1764,6 +1768,9 @@  int omap_voltage_scale(struct voltagedomain *voltdm, unsigned long volt)
 
 	mutex_unlock(&vdd->scaling_mutex);
 
+	/* Enable Smartreflex module */
+	omap_smartreflex_enable(voltdm);
+
 	/* Scale dependent vdds */
 	scale_dep_vdd(vdd);