diff --git a/drivers/pinctrl/actions/pinctrl-s900.c b/drivers/pinctrl/actions/pinctrl-s900.c
index 9492b86852e7..811249a8011e 100644
--- a/drivers/pinctrl/actions/pinctrl-s900.c
+++ b/drivers/pinctrl/actions/pinctrl-s900.c
@@ -1556,7 +1556,7 @@ static PAD_ST_CONF(I2S_BCLK0, 1, 1, 1);
 static PAD_ST_CONF(I2S_MCLK0, 1, 0, 1);
 
 /* Pad info table */
-static struct owl_padinfo s900_padinfo[NUM_PADS] = {
+static const struct owl_padinfo s900_padinfo[NUM_PADS] = {
 	[ETH_TXD0] = PAD_INFO_ST(ETH_TXD0),
 	[ETH_TXD1] = PAD_INFO_ST(ETH_TXD1),
 	[ETH_TXEN] = PAD_INFO_ST(ETH_TXEN),