diff options
| -rw-r--r-- | drivers/pwm/core.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c index 821ee1959816..c165c5822703 100644 --- a/drivers/pwm/core.c +++ b/drivers/pwm/core.c @@ -158,8 +158,14 @@ static void of_pwmchip_add(struct pwm_chip *chip) return; if (!chip->of_xlate) { + u32 pwm_cells; + + if (of_property_read_u32(chip->dev->of_node, "#pwm-cells", + &pwm_cells)) + pwm_cells = 2; + chip->of_xlate = of_pwm_xlate_with_flags; - chip->of_pwm_n_cells = 2; + chip->of_pwm_n_cells = pwm_cells; } of_node_get(chip->dev->of_node); |