Hi, On Tuesday 17 November 2015 11:07:58 Markus Pargmann wrote: [...] > diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c > index a18f00fc1bb8..3b35f2fafeb2 100644 > --- a/drivers/gpio/gpiolib.c > +++ b/drivers/gpio/gpiolib.c > @@ -2329,6 +2329,30 @@ static void gpiochip_free_hogs(struct gpio_chip *chip) > } > > /** > + * gpiod_initialize - Initialize a GPIO with a given value > + * @desc: gpio whose value will be assigned > + * @lflags: gpio_lookup_flags - returned from of_find_gpio() or > + * of_get_gpio_hog() > + * @dflags: gpiod_flags - optional GPIO initialization flags > + * > + * This is used to initialize GPIOs that were defined in DT > + */ > +int gpiod_initialize(struct gpio_desc *desc, unsigned long lflags, > + enum gpiod_flags dflags) > +{ > + int status; > + Sorry, this is missing a gpiod_parse_flags(). Will fix this and resend tomorrow. Best Regards, Markus > + status = gpiod_configure_flags(desc, NULL, dflags); > + if (status < 0) { > + pr_err("initial setup of GPIO (chip %s, offset %d) failed\n", > + gpiod_to_chip(desc)->label, gpio_chip_hwgpio(desc)); > + return status; > + } > + > + return 0; > +} > + > +/** > * gpiod_get_array - obtain multiple GPIOs from a multi-index GPIO function > * @dev: GPIO consumer, can be NULL for system-global GPIOs > * @con_id: function within the GPIO consumer > diff --git a/drivers/gpio/gpiolib.h b/drivers/gpio/gpiolib.h > index 98ab08c0aa2d..4abf53a5e651 100644 > --- a/drivers/gpio/gpiolib.h > +++ b/drivers/gpio/gpiolib.h > @@ -107,6 +107,8 @@ int gpiod_request(struct gpio_desc *desc, const char *label); > void gpiod_free(struct gpio_desc *desc); > int gpiod_hog(struct gpio_desc *desc, const char *name, > unsigned long lflags, enum gpiod_flags dflags); > +int gpiod_initialize(struct gpio_desc *desc, unsigned long lflags, > + enum gpiod_flags dflags); > > /* > * Return the GPIO number of the passed descriptor relative to its chip > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
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