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authorMark Brown <broonie@kernel.org>2015-09-16 20:44:25 +0100
committerMark Brown <broonie@kernel.org>2015-09-16 20:44:25 +0100
commit92243b6fc8fcb16bf401b055f7a0ba79f70a4115 (patch)
tree08e9fa205efb9bfab23b6ea59fc0a3eaa3fed82b /drivers/usb/dwc3/core.c
parenta394d635193b641f2c86ead5ada5b115d57c51f8 (diff)
parent6ff33f3902c3b1c5d0db6b1e2c70b6d76fba357f (diff)
downloadlinux-stable-92243b6fc8fcb16bf401b055f7a0ba79f70a4115.tar.gz
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Merge tag 'v4.3-rc1' into spi-fix-doc
Linux 4.3-rc1
Diffstat (limited to 'drivers/usb/dwc3/core.c')
-rw-r--r--drivers/usb/dwc3/core.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 5c110d8e293b..064123e44566 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -446,15 +446,15 @@ static int dwc3_phy_setup(struct dwc3 *dwc)
/* Select the HS PHY interface */
switch (DWC3_GHWPARAMS3_HSPHY_IFC(dwc->hwparams.hwparams3)) {
case DWC3_GHWPARAMS3_HSPHY_IFC_UTMI_ULPI:
- if (!strncmp(dwc->hsphy_interface, "utmi", 4)) {
+ if (dwc->hsphy_interface &&
+ !strncmp(dwc->hsphy_interface, "utmi", 4)) {
reg &= ~DWC3_GUSB2PHYCFG_ULPI_UTMI;
break;
- } else if (!strncmp(dwc->hsphy_interface, "ulpi", 4)) {
+ } else if (dwc->hsphy_interface &&
+ !strncmp(dwc->hsphy_interface, "ulpi", 4)) {
reg |= DWC3_GUSB2PHYCFG_ULPI_UTMI;
dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), reg);
} else {
- dev_warn(dwc->dev, "HSPHY Interface not defined\n");
-
/* Relying on default value. */
if (!(reg & DWC3_GUSB2PHYCFG_ULPI_UTMI))
break;