[PATCH v2 11/13] dt-bindings: gpio: Add Pensando Elba SoC support
From: Brad Larson
Date: Sun Mar 28 2021 - 22:00:46 EST
The Pensando Elba SoC gpio driver provides control
of four chip selects on two SPI busses.
Signed-off-by: Brad Larson <brad@xxxxxxxxxxx>
---
.../bindings/gpio/pensando,elba-spics.yaml | 50 +++++++++++++++++++
1 file changed, 50 insertions(+)
create mode 100644 Documentation/devicetree/bindings/gpio/pensando,elba-spics.yaml
diff --git a/Documentation/devicetree/bindings/gpio/pensando,elba-spics.yaml b/Documentation/devicetree/bindings/gpio/pensando,elba-spics.yaml
new file mode 100644
index 000000000000..c93b481d4ad3
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/pensando,elba-spics.yaml
@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/gpio/pensando,elba-spics.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Pensando Elba SPI Chip Select Driver
+
+description: |
+ The Pensando Elba SoC provides four SPI bus chip selects.
+
+maintainers:
+ - Brad Larson <brad@xxxxxxxxxxx>
+
+properties:
+ $nodename:
+ pattern: "^spics@[0-9a-f]+$"
+
+ compatible:
+ const: pensando,elba-spics
+
+ reg:
+ maxItems: 1
+
+ gpio-controller: true
+
+ "#gpio-cells":
+ const: 2
+
+required:
+ - compatible
+ - reg
+ - gpio-controller
+ - "#gpio-cells"
+
+additionalProperties: false
+
+examples:
+ - |
+ soc {
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ spics: spics@307c2468 {
+ compatible = "pensando,elba-spics";
+ reg = <0x0 0x307c2468 0x0 0x4>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+ };
--
2.17.1