diff mbox series

dt-bindings: gpio: mpfs-gpio: allow parsing of hog child nodes.

Message ID 20220820204130.1380270-1-mail@conchuod.ie
State New
Headers show
Series dt-bindings: gpio: mpfs-gpio: allow parsing of hog child nodes. | expand

Commit Message

Conor Dooley Aug. 20, 2022, 8:41 p.m. UTC 
From: Conor Dooley <conor.dooley@microchip.com>

The SD card and eMMC on PolarFire SoC based dev boards are sometimes
statically muxed using a GPIO. To facilitate this, enable gpio-hog
child node properties.

Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
---
 .../bindings/gpio/microchip,mpfs-gpio.yaml     | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml b/Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml
index 110651eafa70..6704a7a52cd0 100644
--- a/Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml
+++ b/Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml
@@ -44,6 +44,24 @@  properties:
 
   gpio-controller: true
 
+patternProperties:
+  "^.+-hog(?:-[0-9]+)?$":
+    type: object
+
+    properties:
+      gpio-hog: true
+      gpios: true
+      input: true
+      output-high: true
+      output-low: true
+      line-name: true
+
+    required:
+      - gpio-hog
+      - gpios
+
+    additionalProperties: false
+
 required:
   - compatible
   - reg