diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index 7771316dfffa..91c638b85d2c 100644
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -703,14 +703,12 @@ static int pcs_add_pin(struct pcs_device *pcs, unsigned offset,
 static int pcs_allocate_pin_table(struct pcs_device *pcs)
 {
 	int mux_bytes, nr_pins, i;
-	int num_pins_in_register = 0;
 
 	mux_bytes = pcs->width / BITS_PER_BYTE;
 
 	if (pcs->bits_per_mux) {
 		pcs->bits_per_pin = fls(pcs->fmask);
 		nr_pins = (pcs->size * BITS_PER_BYTE) / pcs->bits_per_pin;
-		num_pins_in_register = pcs->width / pcs->bits_per_pin;
 	} else {
 		nr_pins = pcs->size / mux_bytes;
 	}