1 files changed, 73 insertions, 0 deletions
diff --git a/dts/Bindings/pinctrl/amlogic,meson-pinctrl-a1.yaml b/dts/Bindings/pinctrl/amlogic,meson-pinctrl-a1.yaml
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index 0000000000..d9e0b2c48e
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+++ b/dts/Bindings/pinctrl/amlogic,meson-pinctrl-a1.yaml
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/amlogic,meson-pinctrl-a1.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Amlogic Meson A1 pinmux controller
+
+maintainers:
+  - Neil Armstrong <neil.armstrong@linaro.org>
+
+allOf:
+  - $ref: amlogic,meson-pinctrl-common.yaml#
+
+properties:
+  compatible:
+    enum:
+      - amlogic,c3-periphs-pinctrl
+      - amlogic,t7-periphs-pinctrl
+      - amlogic,meson-a1-periphs-pinctrl
+      - amlogic,meson-s4-periphs-pinctrl
+
+required:
+  - compatible
+
+patternProperties:
+  "^bank@[0-9a-f]+$":
+    $ref: amlogic,meson-pinctrl-common.yaml#/$defs/meson-gpio
+
+    unevaluatedProperties: false
+
+    properties:
+      reg:
+        maxItems: 2
+
+      reg-names:
+        items:
+          - const: mux
+          - const: gpio
+
+      gpio-line-names:
+        minItems: 62 # A1
+        maxItems: 82 # S4
+
+unevaluatedProperties:
+  type: object
+  $ref: amlogic,meson-pinctrl-common.yaml#/$defs/meson-pins
+
+examples:
+  - |
+    periphs_pinctrl: pinctrl {
+      compatible = "amlogic,meson-a1-periphs-pinctrl";
+      #address-cells = <1>;
+      #size-cells = <1>;
+      ranges;
+
+      bank@400 {
+        reg = <0x0400 0x003c>,
+              <0x0480 0x0118>;
+        reg-names = "mux", "gpio";
+        gpio-controller;
+        #gpio-cells = <2>;
+        gpio-ranges = <&periphs_pinctrl 0 0 62>;
+      };
+
+      cec_ao_a_h_pins: cec_ao_a_h {
+        mux {
+          groups = "cec_ao_a_h";
+          function = "cec_ao_a_h";
+          bias-disable;
+        };
+      };
+    };