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[v2,1/2] dt-bindings: gpio: add binding for the GPIO block for Apple Mac SMC

Message ID E1ooPSs-00Hb5D-PE@rmk-PC.armlinux.org.uk
State New
Headers show
Series Add Apple macsmc GPIO support | expand

Commit Message

Russell King (Oracle) Oct. 28, 2022, 1:32 p.m. UTC 
Add the DT binding for the Apple Mac System Management Controller GPIOs.

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
---
 .../devicetree/bindings/gpio/gpio-macsmc.yaml | 41 +++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/gpio/gpio-macsmc.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/gpio/gpio-macsmc.yaml b/Documentation/devicetree/bindings/gpio/gpio-macsmc.yaml
new file mode 100644
index 000000000000..2bb8faa2c08c
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/gpio-macsmc.yaml
@@ -0,0 +1,41 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/gpio/gpio-macsmc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Apple Mac System Management Controller GPIO
+
+maintainers:
+  - Hector Martin <marcan@marcan.st>
+
+description:
+  This describes the binding for the Apple Mac System Management Controller
+  GPIO block.
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - apple,t8103-smc-gpio
+      - const: apple,smc-gpio
+
+  gpio-controller: true
+
+  '#gpio-cells':
+    const: 2
+
+required:
+  - compatible
+  - gpio-controller
+  - '#gpio-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    gpio {
+        compatible = "apple,t8103-smc-gpio", "apple,smc-gpio";
+        gpio-controller;
+        #gpio-cells = <2>;
+    };