diff --git a/Documentation/devicetree/bindings/pinctrl/mediatek,rt305x-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/mediatek,rt305x-pinctrl.yaml
index 61fcf3ab1091..1e6c7e7f2fe2 100644
--- a/Documentation/devicetree/bindings/pinctrl/mediatek,rt305x-pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/mediatek,rt305x-pinctrl.yaml
@@ -11,8 +11,7 @@ maintainers:
   - Sergio Paracuellos <sergio.paracuellos@gmail.com>
 
 description:
-  MediaTek RT305X pin controller for RT3050, RT3052, RT3350, RT3352 and RT5350
-  SoCs.
+  MediaTek RT305X pin controller for RT3050, RT3052, and RT3350 SoCs.
   The pin controller can only set the muxing of pin groups. Muxing individual
   pins is not supported. There is no pinconf support.
 
@@ -36,21 +35,9 @@ patternProperties:
           function:
             description:
               A string containing the name of the function to mux to the group.
-            anyOf:
-              - description: For RT3050, RT3052 and RT3350 SoCs
-                enum: [gpio, gpio i2s, gpio uartf, i2c, i2s uartf, jtag, mdio,
-                       pcm gpio, pcm i2s, pcm uartf, rgmii, sdram, spi, uartf,
-                       uartlite]
-
-              - description: For RT3352 SoC
-                enum: [gpio, gpio i2s, gpio uartf, i2c, i2s uartf, jtag, led,
-                       lna, mdio, pa, pcm gpio, pcm i2s, pcm uartf, rgmii, spi,
-                       spi_cs1, uartf, uartlite, wdg_cs1]
-
-              - description: For RT5350 SoC
-                enum: [gpio, gpio i2s, gpio uartf, i2c, i2s uartf, jtag, led,
-                       pcm gpio, pcm i2s, pcm uartf, spi, spi_cs1, uartf,
-                       uartlite, wdg_cs1]
+            enum: [gpio, gpio i2s, gpio uartf, i2c, i2s uartf, jtag, mdio,
+                   pcm gpio, pcm i2s, pcm uartf, rgmii, sdram, spi, uartf,
+                   uartlite]
 
           groups:
             description:
@@ -69,17 +56,7 @@ patternProperties:
             then:
               properties:
                 groups:
-                  anyOf:
-                    - description: For RT3050, RT3052 and RT3350 SoCs
-                      enum: [i2c, jtag, mdio, rgmii, sdram, spi, uartf,
-                             uartlite]
-
-                    - description: For RT3352 SoC
-                      enum: [i2c, jtag, led, lna, mdio, pa, rgmii, spi, spi_cs1,
-                             uartf, uartlite]
-
-                    - description: For RT5350 SoC
-                      enum: [i2c, jtag, led, spi, spi_cs1, uartf, uartlite]
+                  enum: [i2c, jtag, mdio, rgmii, sdram, spi, uartf, uartlite]
 
           - if:
               properties:
@@ -126,24 +103,6 @@ patternProperties:
                 groups:
                   enum: [jtag]
 
-          - if:
-              properties:
-                function:
-                  const: led
-            then:
-              properties:
-                groups:
-                  enum: [led]
-
-          - if:
-              properties:
-                function:
-                  const: lna
-            then:
-              properties:
-                groups:
-                  enum: [lna]
-
           - if:
               properties:
                 function:
@@ -153,15 +112,6 @@ patternProperties:
                 groups:
                   enum: [mdio]
 
-          - if:
-              properties:
-                function:
-                  const: pa
-            then:
-              properties:
-                groups:
-                  enum: [pa]
-
           - if:
               properties:
                 function:
@@ -216,15 +166,6 @@ patternProperties:
                 groups:
                   enum: [spi]
 
-          - if:
-              properties:
-                function:
-                  const: spi_cs1
-            then:
-              properties:
-                groups:
-                  enum: [spi_cs1]
-
           - if:
               properties:
                 function:
@@ -243,15 +184,6 @@ patternProperties:
                 groups:
                   enum: [uartlite]
 
-          - if:
-              properties:
-                function:
-                  const: wdg_cs1
-            then:
-              properties:
-                groups:
-                  enum: [spi_cs1]
-
         additionalProperties: false
 
     additionalProperties: false
diff --git a/Documentation/devicetree/bindings/pinctrl/mediatek,rt3352-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/mediatek,rt3352-pinctrl.yaml
new file mode 100644
index 000000000000..7a74c1602afc
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/mediatek,rt3352-pinctrl.yaml
@@ -0,0 +1,247 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/mediatek,rt3352-pinctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek RT3352 Pin Controller
+
+maintainers:
+  - Arınç ÜNAL <arinc.unal@arinc9.com>
+  - Sergio Paracuellos <sergio.paracuellos@gmail.com>
+
+description:
+  MediaTek RT3352 pin controller for RT3352 SoC.
+  The pin controller can only set the muxing of pin groups. Muxing individual
+  pins is not supported. There is no pinconf support.
+
+properties:
+  compatible:
+    enum:
+      - mediatek,rt3352-pinctrl
+      - ralink,rt305x-pinctrl
+      - ralink,rt2880-pinmux
+
+patternProperties:
+  '-pins$':
+    type: object
+    patternProperties:
+      '^(.*-)?pinmux$':
+        type: object
+        description: node for pinctrl.
+        $ref: pinmux-node.yaml#
+
+        properties:
+          function:
+            description:
+              A string containing the name of the function to mux to the group.
+            enum: [gpio, gpio i2s, gpio uartf, i2c, i2s uartf, jtag, led, lna,
+                   mdio, pa, pcm gpio, pcm i2s, pcm uartf, rgmii, spi, spi_cs1,
+                   uartf, uartlite, wdg_cs1]
+
+          groups:
+            description:
+              An array of strings. Each string contains the name of a group.
+            maxItems: 1
+
+        required:
+          - groups
+          - function
+
+        allOf:
+          - if:
+              properties:
+                function:
+                  const: gpio
+            then:
+              properties:
+                groups:
+                  enum: [i2c, jtag, led, lna, mdio, pa, rgmii, spi, spi_cs1,
+                         uartf, uartlite]
+
+          - if:
+              properties:
+                function:
+                  const: gpio i2s
+            then:
+              properties:
+                groups:
+                  enum: [uartf]
+
+          - if:
+              properties:
+                function:
+                  const: gpio uartf
+            then:
+              properties:
+                groups:
+                  enum: [uartf]
+
+          - if:
+              properties:
+                function:
+                  const: i2c
+            then:
+              properties:
+                groups:
+                  enum: [i2c]
+
+          - if:
+              properties:
+                function:
+                  const: i2s uartf
+            then:
+              properties:
+                groups:
+                  enum: [uartf]
+
+          - if:
+              properties:
+                function:
+                  const: jtag
+            then:
+              properties:
+                groups:
+                  enum: [jtag]
+
+          - if:
+              properties:
+                function:
+                  const: led
+            then:
+              properties:
+                groups:
+                  enum: [led]
+
+          - if:
+              properties:
+                function:
+                  const: lna
+            then:
+              properties:
+                groups:
+                  enum: [lna]
+
+          - if:
+              properties:
+                function:
+                  const: mdio
+            then:
+              properties:
+                groups:
+                  enum: [mdio]
+
+          - if:
+              properties:
+                function:
+                  const: pa
+            then:
+              properties:
+                groups:
+                  enum: [pa]
+
+          - if:
+              properties:
+                function:
+                  const: pcm gpio
+            then:
+              properties:
+                groups:
+                  enum: [uartf]
+
+          - if:
+              properties:
+                function:
+                  const: pcm i2s
+            then:
+              properties:
+                groups:
+                  enum: [uartf]
+
+          - if:
+              properties:
+                function:
+                  const: pcm uartf
+            then:
+              properties:
+                groups:
+                  enum: [uartf]
+
+          - if:
+              properties:
+                function:
+                  const: rgmii
+            then:
+              properties:
+                groups:
+                  enum: [rgmii]
+
+          - if:
+              properties:
+                function:
+                  const: spi
+            then:
+              properties:
+                groups:
+                  enum: [spi]
+
+          - if:
+              properties:
+                function:
+                  const: spi_cs1
+            then:
+              properties:
+                groups:
+                  enum: [spi_cs1]
+
+          - if:
+              properties:
+                function:
+                  const: uartf
+            then:
+              properties:
+                groups:
+                  enum: [uartf]
+
+          - if:
+              properties:
+                function:
+                  const: uartlite
+            then:
+              properties:
+                groups:
+                  enum: [uartlite]
+
+          - if:
+              properties:
+                function:
+                  const: wdg_cs1
+            then:
+              properties:
+                groups:
+                  enum: [spi_cs1]
+
+        additionalProperties: false
+
+    additionalProperties: false
+
+allOf:
+  - $ref: "pinctrl.yaml#"
+
+required:
+  - compatible
+
+additionalProperties: false
+
+examples:
+  - |
+    pinctrl {
+      compatible = "mediatek,rt3352-pinctrl";
+
+      i2c_pins: i2c0-pins {
+        pinmux {
+          groups = "i2c";
+          function = "i2c";
+        };
+      };
+    };
diff --git a/Documentation/devicetree/bindings/pinctrl/mediatek,rt5350-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/mediatek,rt5350-pinctrl.yaml
new file mode 100644
index 000000000000..5184cea62640
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/mediatek,rt5350-pinctrl.yaml
@@ -0,0 +1,210 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/mediatek,rt5350-pinctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek RT5350 Pin Controller
+
+maintainers:
+  - Arınç ÜNAL <arinc.unal@arinc9.com>
+  - Sergio Paracuellos <sergio.paracuellos@gmail.com>
+
+description:
+  MediaTek RT5350 pin controller for RT5350 SoC.
+  The pin controller can only set the muxing of pin groups. Muxing individual
+  pins is not supported. There is no pinconf support.
+
+properties:
+  compatible:
+    enum:
+      - mediatek,rt5350-pinctrl
+      - ralink,rt305x-pinctrl
+      - ralink,rt2880-pinmux
+
+patternProperties:
+  '-pins$':
+    type: object
+    patternProperties:
+      '^(.*-)?pinmux$':
+        type: object
+        description: node for pinctrl.
+        $ref: pinmux-node.yaml#
+
+        properties:
+          function:
+            description:
+              A string containing the name of the function to mux to the group.
+            enum: [gpio, gpio i2s, gpio uartf, i2c, i2s uartf, jtag, led,
+                   pcm gpio, pcm i2s, pcm uartf, spi, spi_cs1, uartf, uartlite,
+                   wdg_cs1]
+
+          groups:
+            description:
+              An array of strings. Each string contains the name of a group.
+            maxItems: 1
+
+        required:
+          - groups
+          - function
+
+        allOf:
+          - if:
+              properties:
+                function:
+                  const: gpio
+            then:
+              properties:
+                groups:
+                  enum: [i2c, jtag, led, spi, spi_cs1, uartf, uartlite]
+
+          - if:
+              properties:
+                function:
+                  const: gpio i2s
+            then:
+              properties:
+                groups:
+                  enum: [uartf]
+
+          - if:
+              properties:
+                function:
+                  const: gpio uartf
+            then:
+              properties:
+                groups:
+                  enum: [uartf]
+
+          - if:
+              properties:
+                function:
+                  const: i2c
+            then:
+              properties:
+                groups:
+                  enum: [i2c]
+
+          - if:
+              properties:
+                function:
+                  const: i2s uartf
+            then:
+              properties:
+                groups:
+                  enum: [uartf]
+
+          - if:
+              properties:
+                function:
+                  const: jtag
+            then:
+              properties:
+                groups:
+                  enum: [jtag]
+
+          - if:
+              properties:
+                function:
+                  const: led
+            then:
+              properties:
+                groups:
+                  enum: [led]
+
+          - if:
+              properties:
+                function:
+                  const: pcm gpio
+            then:
+              properties:
+                groups:
+                  enum: [uartf]
+
+          - if:
+              properties:
+                function:
+                  const: pcm i2s
+            then:
+              properties:
+                groups:
+                  enum: [uartf]
+
+          - if:
+              properties:
+                function:
+                  const: pcm uartf
+            then:
+              properties:
+                groups:
+                  enum: [uartf]
+
+          - if:
+              properties:
+                function:
+                  const: spi
+            then:
+              properties:
+                groups:
+                  enum: [spi]
+
+          - if:
+              properties:
+                function:
+                  const: spi_cs1
+            then:
+              properties:
+                groups:
+                  enum: [spi_cs1]
+
+          - if:
+              properties:
+                function:
+                  const: uartf
+            then:
+              properties:
+                groups:
+                  enum: [uartf]
+
+          - if:
+              properties:
+                function:
+                  const: uartlite
+            then:
+              properties:
+                groups:
+                  enum: [uartlite]
+
+          - if:
+              properties:
+                function:
+                  const: wdg_cs1
+            then:
+              properties:
+                groups:
+                  enum: [spi_cs1]
+
+        additionalProperties: false
+
+    additionalProperties: false
+
+allOf:
+  - $ref: "pinctrl.yaml#"
+
+required:
+  - compatible
+
+additionalProperties: false
+
+examples:
+  - |
+    pinctrl {
+      compatible = "mediatek,rt5350-pinctrl";
+
+      i2c_pins: i2c0-pins {
+        pinmux {
+          groups = "i2c";
+          function = "i2c";
+        };
+      };
+    };
