1 --- a/drivers/usb/dwc2/platform.c
2 +++ b/drivers/usb/dwc2/platform.c
4 #include <linux/dma-mapping.h>
5 #include <linux/of_device.h>
6 #include <linux/mutex.h>
7 +#include <linux/of_gpio.h>
8 #include <linux/platform_device.h>
9 #include <linux/phy/phy.h>
10 #include <linux/platform_data/s3c-hsotg.h>
11 @@ -336,6 +337,7 @@ static int dwc2_driver_probe(struct plat
17 match = of_match_device(dwc2_of_match_table, &dev->dev);
18 if (match && match->data) {
19 @@ -352,6 +354,16 @@ static int dwc2_driver_probe(struct plat
20 defparams.dma_desc_enable = 0;
23 + gpio_count = of_gpio_count(dev->dev.of_node);
24 + while (gpio_count > 0) {
25 + enum of_gpio_flags flags;
26 + int gpio = of_get_gpio_flags(dev->dev.of_node, --gpio_count, &flags);
27 + if (gpio_request(gpio, "usb"))
29 + dev_info(&dev->dev, "requested GPIO %d\n", gpio);
30 + gpio_direction_output(gpio, (flags & OF_GPIO_ACTIVE_LOW) ? (0) : (1));
33 hsotg = devm_kzalloc(&dev->dev, sizeof(*hsotg), GFP_KERNEL);