Commit 5447e783 authored by Uwe Kleine-König's avatar Uwe Kleine-König Committed by Thierry Reding
Browse files

pwm: Drop of_pwm_simple_xlate() in favour of of_pwm_xlate_with_flags() 



Since the previous commit the latter function can do everything that the
former does. So simplify accordingly.

Signed-off-by: default avatarUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: default avatarThierry Reding <thierry.reding@gmail.com>
parent cf38c978

drivers/pwm/core.c

+1 −26
Original line number Diff line number Diff line
@@ -152,38 +152,13 @@ of_pwm_xlate_with_flags(struct pwm_chip *pc, const struct of_phandle_args *args) 
}

EXPORT_SYMBOL_GPL(of_pwm_xlate_with_flags);



static struct pwm_device *

of_pwm_simple_xlate(struct pwm_chip *pc, const struct of_phandle_args *args)

{

	struct pwm_device *pwm;



	/* sanity check driver support */

	if (pc->of_pwm_n_cells < 2)

		return ERR_PTR(-EINVAL);



	/* all cells are required */

	if (args->args_count != pc->of_pwm_n_cells)

		return ERR_PTR(-EINVAL);



	if (args->args[0] >= pc->npwm)

		return ERR_PTR(-EINVAL);



	pwm = pwm_request_from_chip(pc, args->args[0], NULL);

	if (IS_ERR(pwm))

		return pwm;



	pwm->args.period = args->args[1];



	return pwm;

}



static void of_pwmchip_add(struct pwm_chip *chip)

{

	if (!chip->dev || !chip->dev->of_node)

		return;



	if (!chip->of_xlate) {

		chip->of_xlate = of_pwm_simple_xlate;

		chip->of_xlate = of_pwm_xlate_with_flags;

		chip->of_pwm_n_cells = 2;

	}