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authorPaul Zimmerman <Paul.Zimmerman@synopsys.com>2012-02-24 17:32:13 -0800
committerFelipe Balbi <balbi@ti.com>2012-03-02 12:12:06 +0200
commit3e87c42a29f14c7a346f912e084f6ab13ea8288b (patch)
tree16bcff92efdbee12039e88603db3f9d09b9d7735
parent9bafa56c7cee5c6fa68de5924220abb220c7e229 (diff)
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>
-rw-r--r--drivers/usb/dwc3/core.c2
-rw-r--r--drivers/usb/dwc3/core.h1
2 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 3fd4e843139e..fd6917b8d0d7 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 81d1c0aeb6c5..f124643353bb 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)