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path: root/drivers/phy/renesas/phy-rcar-gen3-usb2.c
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Diffstat (limited to 'drivers/phy/renesas/phy-rcar-gen3-usb2.c')
-rw-r--r--drivers/phy/renesas/phy-rcar-gen3-usb2.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/phy/renesas/phy-rcar-gen3-usb2.c b/drivers/phy/renesas/phy-rcar-gen3-usb2.c
index b7f6b1324395..bfb22f868857 100644
--- a/drivers/phy/renesas/phy-rcar-gen3-usb2.c
+++ b/drivers/phy/renesas/phy-rcar-gen3-usb2.c
@@ -21,6 +21,7 @@
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/regulator/consumer.h>
+#include <linux/string.h>
#include <linux/usb/of.h>
#include <linux/workqueue.h>
@@ -320,9 +321,9 @@ static ssize_t role_store(struct device *dev, struct device_attribute *attr,
if (!ch->is_otg_channel || !rcar_gen3_is_any_rphy_initialized(ch))
return -EIO;
- if (!strncmp(buf, "host", strlen("host")))
+ if (sysfs_streq(buf, "host"))
new_mode = PHY_MODE_USB_HOST;
- else if (!strncmp(buf, "peripheral", strlen("peripheral")))
+ else if (sysfs_streq(buf, "peripheral"))
new_mode = PHY_MODE_USB_DEVICE;
else
return -EINVAL;
@@ -614,7 +615,7 @@ static int rcar_gen3_phy_usb2_probe(struct platform_device *pdev)
return PTR_ERR(channel->base);
/* call request_irq for OTG */
- irq = platform_get_irq(pdev, 0);
+ irq = platform_get_irq_optional(pdev, 0);
if (irq >= 0) {
INIT_WORK(&channel->work, rcar_gen3_phy_usb2_work);
irq = devm_request_irq(dev, irq, rcar_gen3_phy_usb2_irq,