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From: Chris Packham <chris.packham@alliedtelesis.co.nz>
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	Chris Packham <chris.packham@alliedtelesis.co.nz>
Subject: [PATCH 2/3] dt-bindings: auxdisplay: Add bindings for generic 7 segment LED
Date: Mon, 26 Feb 2024 10:34:22 +1300
Message-ID: <20240225213423.690561-3-chris.packham@alliedtelesis.co.nz>
In-Reply-To: <20240225213423.690561-1-chris.packham@alliedtelesis.co.nz>
References: <20240225213423.690561-1-chris.packham@alliedtelesis.co.nz>
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Add bindings for a generic 7 segment LED display using GPIOs.

Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
---
 .../auxdisplay/generic,gpio-7seg.yaml         | 40 +++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/auxdisplay/generic,=
gpio-7seg.yaml

diff --git a/Documentation/devicetree/bindings/auxdisplay/generic,gpio-7s=
eg.yaml b/Documentation/devicetree/bindings/auxdisplay/generic,gpio-7seg.=
yaml
new file mode 100644
index 000000000000..238da2ede740
--- /dev/null
+++ b/Documentation/devicetree/bindings/auxdisplay/generic,gpio-7seg.yaml
@@ -0,0 +1,40 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/auxdisplay/generic,gpio-7seg.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: GPIO based LED segment display
+
+maintainers:
+  - Chris Packham <chris.packham@alliedtelesis.co.nz>
+
+properties:
+  compatible:
+    const: generic,gpio-7seg
+
+  segment-gpios:
+    description:
+      An array of GPIOs one per segment.
+    minItems: 7
+
+required:
+  - segment-gpios
+
+additionalProperties: false
+
+examples:
+  - |
+
+    #include <dt-bindings/gpio/gpio.h>
+
+    led-7seg {
+        compatible =3D "generic,gpio-7seg";
+        segment-gpios =3D <&gpio 0 GPIO_ACTIVE_LOW
+                         &gpio 1 GPIO_ACTIVE_LOW
+                         &gpio 2 GPIO_ACTIVE_LOW
+                         &gpio 3 GPIO_ACTIVE_LOW
+                         &gpio 4 GPIO_ACTIVE_LOW
+                         &gpio 5 GPIO_ACTIVE_LOW
+                         &gpio 6 GPIO_ACTIVE_LOW>;
+    };
--=20
2.43.2