From 3e87c42a29f14c7a346f912e084f6ab13ea8288b Mon Sep 17 00:00:00 2001
From: Paul Zimmerman <Paul.Zimmerman@synopsys.com>
Date: Fri, 24 Feb 2012 17:32:13 -0800
Subject: usb: dwc3: replace hard-coded constant in DWC3_GCTL_SCALEDOWN(3)

Define DWC3_GCTL_SCALEDOWN_MASK and use it in place of
DWC3_GCTL_SCALEDOWN(3).

Signed-off-by: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 3fd4e84..fd6917b 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -350,7 +350,7 @@ static int __devinit dwc3_core_init(struct dwc3 *dwc)
 	dwc3_cache_hwparams(dwc);
 
 	reg = dwc3_readl(dwc->regs, DWC3_GCTL);
-	reg &= ~DWC3_GCTL_SCALEDOWN(3);
+	reg &= ~DWC3_GCTL_SCALEDOWN_MASK;
 	reg &= ~DWC3_GCTL_DISSCRAMBLE;
 
 	switch (DWC3_GHWPARAMS1_EN_PWROPT(dwc->hwparams.hwparams1)) {
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index 81d1c0a..f124643 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -161,6 +161,7 @@
 
 #define DWC3_GCTL_CORESOFTRESET	(1 << 11)
 #define DWC3_GCTL_SCALEDOWN(n)	((n) << 4)
+#define DWC3_GCTL_SCALEDOWN_MASK DWC3_GCTL_SCALEDOWN(3)
 #define DWC3_GCTL_DISSCRAMBLE	(1 << 3)
 #define DWC3_GCTL_DSBLCLKGTNG	(1 << 0)
 
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