diff --git a/drivers/pinctrl/mediatek/pinctrl-paris.c b/drivers/pinctrl/mediatek/pinctrl-paris.c
index 623af4410b07..4dd5bd2f135e 100644
--- a/drivers/pinctrl/mediatek/pinctrl-paris.c
+++ b/drivers/pinctrl/mediatek/pinctrl-paris.c
@@ -96,20 +96,16 @@ static int mtk_pinconf_get(struct pinctrl_dev *pctldev,
 			err = hw->soc->bias_get_combo(hw, desc, &pullup, &ret);
 			if (err)
 				goto out;
+			if (ret == MTK_PUPD_SET_R1R0_00)
+				ret = MTK_DISABLE;
 			if (param == PIN_CONFIG_BIAS_DISABLE) {
-				if (ret == MTK_PUPD_SET_R1R0_00)
-					ret = MTK_DISABLE;
+				if (ret != MTK_DISABLE)
+					err = -EINVAL;
 			} else if (param == PIN_CONFIG_BIAS_PULL_UP) {
-				/* When desire to get pull-up value, return
-				 *  error if current setting is pull-down
-				 */
-				if (!pullup)
+				if (!pullup || ret == MTK_DISABLE)
 					err = -EINVAL;
 			} else if (param == PIN_CONFIG_BIAS_PULL_DOWN) {
-				/* When desire to get pull-down value, return
-				 *  error if current setting is pull-up
-				 */
-				if (pullup)
+				if (pullup || ret == MTK_DISABLE)
 					err = -EINVAL;
 			}
 		} else {