diff options
Diffstat (limited to 'drivers/usb/host/isp1760-hcd.c')
| -rw-r--r-- | drivers/usb/host/isp1760-hcd.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/usb/host/isp1760-hcd.c b/drivers/usb/host/isp1760-hcd.c index 395649f357aa..e4a94242328e 100644 --- a/drivers/usb/host/isp1760-hcd.c +++ b/drivers/usb/host/isp1760-hcd.c @@ -11,6 +11,7 @@ * (c) 2011 Arvid Brodin <arvid.brodin@enea.com> * */ +#include <linux/gpio/consumer.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/slab.h> @@ -24,7 +25,6 @@ #include <linux/timer.h> #include <asm/unaligned.h> #include <asm/cacheflush.h> -#include <linux/gpio.h> #include "isp1760-hcd.h" @@ -57,7 +57,7 @@ struct isp1760_hcd { unsigned long next_statechange; unsigned int devflags; - int rst_gpio; + struct gpio_desc *rst_gpio; }; static inline struct isp1760_hcd *hcd_to_priv(struct usb_hcd *hcd) @@ -444,15 +444,10 @@ static int isp1760_hc_setup(struct usb_hcd *hcd) u32 scratch, hwmode; /* low-level chip reset */ - if (gpio_is_valid(priv->rst_gpio)) { - unsigned int rst_lvl; - - rst_lvl = (priv->devflags & - ISP1760_FLAG_RESET_ACTIVE_HIGH) ? 1 : 0; - - gpio_set_value(priv->rst_gpio, rst_lvl); + if (priv->rst_gpio) { + gpiod_set_value_cansleep(priv->rst_gpio, 1); mdelay(50); - gpio_set_value(priv->rst_gpio, !rst_lvl); + gpiod_set_value_cansleep(priv->rst_gpio, 0); } /* Setup HW Mode Control: This assumes a level active-low interrupt */ @@ -2215,7 +2210,6 @@ void deinit_kmem_cache(void) struct usb_hcd *isp1760_register(phys_addr_t res_start, resource_size_t res_len, int irq, unsigned long irqflags, - int rst_gpio, struct device *dev, const char *busname, unsigned int devflags) { @@ -2235,7 +2229,13 @@ struct usb_hcd *isp1760_register(phys_addr_t res_start, resource_size_t res_len, priv = hcd_to_priv(hcd); priv->devflags = devflags; - priv->rst_gpio = rst_gpio; + + priv->rst_gpio = devm_gpiod_get_optional(dev, NULL, GPIOD_OUT_HIGH); + if (IS_ERR(priv->rst_gpio)) { + ret = PTR_ERR(priv->rst_gpio); + goto err_put; + } + init_memory(priv); hcd->regs = ioremap(res_start, res_len); if (!hcd->regs) { |