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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2013-03-18 06:40:50 +0400 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2013-03-18 06:40:50 +0400 |
| commit | 688d794c4c3f8b08c814381ee2edd3ede5856056 (patch) | |
| tree | ef680add71e2a9588d07d8b594edbc1b5cd127d7 /drivers/usb/gadget/at91_udc.c | |
| parent | 16142655269aaf580488e074eabfdcf0fb4e3687 (diff) | |
| parent | a937536b868b8369b98967929045f1df54234323 (diff) | |
| download | linux-688d794c4c3f8b08c814381ee2edd3ede5856056.tar.xz | |
Merge tag 'v3.9-rc3' into next
Merge with mainline to bring in module_platform_driver_probe() and
devm_ioremap_resource().
Diffstat (limited to 'drivers/usb/gadget/at91_udc.c')
| -rw-r--r-- | drivers/usb/gadget/at91_udc.c | 25 |
1 files changed, 7 insertions, 18 deletions
diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c index 89d90b5fb787..45dd2929a671 100644 --- a/drivers/usb/gadget/at91_udc.c +++ b/drivers/usb/gadget/at91_udc.c @@ -31,6 +31,7 @@ #include <linux/usb/gadget.h> #include <linux/of.h> #include <linux/of_gpio.h> +#include <linux/platform_data/atmel.h> #include <asm/byteorder.h> #include <mach/hardware.h> @@ -38,7 +39,6 @@ #include <asm/irq.h> #include <asm/gpio.h> -#include <mach/board.h> #include <mach/cpu.h> #include <mach/at91sam9261_matrix.h> #include <mach/at91_matrix.h> @@ -51,7 +51,7 @@ * full speed USB controllers, including the at91rm9200 (arm920T, with MMU), * at91sam926x (arm926ejs, with MMU), and several no-mmu versions. * - * This driver expects the board has been wired with two GPIOs suppporting + * This driver expects the board has been wired with two GPIOs supporting * a VBUS sensing IRQ, and a D+ pullup. (They may be omitted, but the * testing hasn't covered such cases.) * @@ -1621,8 +1621,7 @@ static void at91_vbus_timer(unsigned long data) * bus such as i2c or spi which may sleep, so schedule some work * to read the vbus gpio */ - if (!work_pending(&udc->vbus_timer_work)) - schedule_work(&udc->vbus_timer_work); + schedule_work(&udc->vbus_timer_work); } static int at91_start(struct usb_gadget *gadget, @@ -1673,7 +1672,7 @@ static void at91udc_shutdown(struct platform_device *dev) spin_unlock_irqrestore(&udc->lock, flags); } -static void __devinit at91udc_of_init(struct at91_udc *udc, +static void at91udc_of_init(struct at91_udc *udc, struct device_node *np) { struct at91_udc_data *board = &udc->board; @@ -1693,7 +1692,7 @@ static void __devinit at91udc_of_init(struct at91_udc *udc, board->pullup_active_low = (flags & OF_GPIO_ACTIVE_LOW) ? 1 : 0; } -static int __devinit at91udc_probe(struct platform_device *pdev) +static int at91udc_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct at91_udc *udc; @@ -1739,7 +1738,7 @@ static int __devinit at91udc_probe(struct platform_device *pdev) /* rm9200 needs manual D+ pullup; off by default */ if (cpu_is_at91rm9200()) { - if (gpio_is_valid(udc->board.pullup_pin)) { + if (!gpio_is_valid(udc->board.pullup_pin)) { DBG("no D+ pullup?\n"); retval = -ENODEV; goto fail0; @@ -1982,17 +1981,7 @@ static struct platform_driver at91_udc_driver = { }, }; -static int __init udc_init_module(void) -{ - return platform_driver_probe(&at91_udc_driver, at91udc_probe); -} -module_init(udc_init_module); - -static void __exit udc_exit_module(void) -{ - platform_driver_unregister(&at91_udc_driver); -} -module_exit(udc_exit_module); +module_platform_driver_probe(at91_udc_driver, at91udc_probe); MODULE_DESCRIPTION("AT91 udc driver"); MODULE_AUTHOR("Thomas Rathbone, David Brownell"); |