diff --git a/Documentation/devicetree/bindings/pinctrl/airoha,en7581-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/airoha,en7581-pinctrl.yaml
index 0c5a7eb6d563..0cf1826c691f 100644
--- a/Documentation/devicetree/bindings/pinctrl/airoha,en7581-pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/airoha,en7581-pinctrl.yaml
@@ -61,7 +61,7 @@ patternProperties:
             description:
               A string containing the name of the function to mux to the group.
             enum: [pon, tod_1pps, sipo, mdio, uart, i2c, jtag, pcm, spi,
-                   pcm_spi, i2s, emmc, pnand, pcie_reset, pwm, phy1_led0,
+                   pcm_spi, i2s, emmc, pnand, gpio, pcie_reset, pwm, phy1_led0,
                    phy2_led0, phy3_led0, phy4_led0, phy1_led1, phy2_led1,
                    phy3_led1, phy4_led1]
 
@@ -187,6 +187,14 @@ patternProperties:
               properties:
                 groups:
                   enum: [pnand]
+          - if:
+              properties:
+                function:
+                  const: gpio
+            then:
+              properties:
+                groups:
+                  enum: [gpio47, gpio48, gpio49]
           - if:
               properties:
                 function:
@@ -208,7 +216,8 @@ patternProperties:
                          gpio20, gpio21, gpio22, gpio23, gpio24, gpio25,
                          gpio26, gpio27, gpio28, gpio29, gpio30, gpio31,
                          gpio36, gpio37, gpio38, gpio39, gpio40, gpio41,
-                         gpio42, gpio43, gpio44, gpio45, gpio46, gpio47]
+                         gpio42, gpio43, gpio44, gpio45, gpio46, gpio47,
+                         gpio48, gpio49]
           - if:
               properties:
                 function:
@@ -347,6 +356,8 @@ examples:
       interrupt-controller;
       #interrupt-cells = <2>;
 
+      gpio-ranges = <&pinctrl 0 13 50>;
+
       pcie1-rst-pins {
         conf {
           pins = "pcie_reset1";