diff options
Diffstat (limited to 'drivers/pwm/core.c')
| -rw-r--r-- | drivers/pwm/core.c | 27 |
1 files changed, 1 insertions, 26 deletions
diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c index 6d3a1c84b053..821ee1959816 100644 --- a/drivers/pwm/core.c +++ b/drivers/pwm/core.c @@ -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; } |