1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/pwm/pwm-sifive.c b/drivers/pwm/pwm-sifive.c
index bb4f02ce4f94..cc63f9baa481 100644
--- a/drivers/pwm/pwm-sifive.c
+++ b/drivers/pwm/pwm-sifive.c
@@ -147,7 +147,7 @@ static int pwm_sifive_enable(struct pwm_chip *chip, bool enable)
 }
 
 static int pwm_sifive_apply(struct pwm_chip *chip, struct pwm_device *pwm,
-                            struct pwm_state *state)
+                            const struct pwm_state *state)
 {
         struct pwm_sifive_ddata *ddata = pwm_sifive_chip_to_ddata(chip);
         struct pwm_state cur_state;