diff --git a/drivers/soc/ti/ti_sci_pm_domains.c b/drivers/soc/ti/ti_sci_pm_domains.c
index af2126d2b2ff..8afb3f45d263 100644
--- a/drivers/soc/ti/ti_sci_pm_domains.c
+++ b/drivers/soc/ti/ti_sci_pm_domains.c
@@ -91,7 +91,7 @@ static struct generic_pm_domain *ti_sci_pd_xlate(
 	struct genpd_onecell_data *genpd_data = data;
 	unsigned int idx = genpdspec->args[0];
 
-	if (genpdspec->args_count < 2)
+	if (genpdspec->args_count != 1 && genpdspec->args_count != 2)
 		return ERR_PTR(-EINVAL);
 
 	if (idx >= genpd_data->num_domains) {