1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/pinctrl/intel/pinctrl-merrifield.c b/drivers/pinctrl/intel/pinctrl-merrifield.c
index 7826c7f0cb7c..9931be6af0ca 100644
--- a/drivers/pinctrl/intel/pinctrl-merrifield.c
+++ b/drivers/pinctrl/intel/pinctrl-merrifield.c
@@ -794,6 +794,9 @@ static int mrfld_config_set(struct pinctrl_dev *pctldev, unsigned int pin,
         unsigned int i;
         int ret;
 
+        if (!mrfld_buf_available(mp, pin))
+                return -ENOTSUPP;
+
         for (i = 0; i < nconfigs; i++) {
                 switch (pinconf_to_config_param(configs[i])) {
                 case PIN_CONFIG_BIAS_DISABLE: