[PATCH v6 07/17] dt-bindings: reset: amd,pensando-elbasr-reset: Add AMD Pensando SR Reset Controller bindings

Brad Larson
2022-08-20T19:59:04Z

From: Brad Larson <blarson@amd.com>

Document bindings for AMD Pensando Elba SR Reset Controller

Signed-off-by: Brad Larson <blarson@amd.com>
---
.../reset/amd,pensando-elbasr-reset.yaml | 57 +++++++++++++++++++
1 file changed, 57 insertions(+)
create mode 100644 Documentation/devicetree/bindings/reset/amd,pensando-elbasr-reset.yaml

diff --git a/Documentation/devicetree/bindings/reset/amd,pensando-elbasr-reset.yaml b/Documentation/devicetree/bindings/reset/amd,pensando-elbasr-reset.yaml
new file mode 100644
index 000000000000..0fdc6cc5ecdd
--- /dev/null
+++ b/Documentation/devicetree/bindings/reset/amd,pensando-elbasr-reset.yaml
@@ -0,0 +1,57 @@
+# SPDX-License-Identifier: (GPL-2.0-only or BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/reset/amd,pensando-elbasr-reset.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: AMD Pensando Elba SoC Reset Controller
+
+maintainers:
+ - Brad Larson <blarson@amd.com>
+
+description: |
+ AMD Pensando Elba SoC reset controller driver which supports a resource
+ controller connected to the Elba SoC over a SPI bus. The Elba reset
+ controller must be defined as a child node of the Elba SPI bus
+ chip-select 0 node.
+
+properties:
+ compatible:
+ const: amd,pensando-elbasr-reset
+
+ reg:
+ const: 0
+
+ '#reset-cells':
+ const: 1
+
+required:
+ - compatible
+ - reg
+ - '#reset-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ num-cs = <4>;
+
+ spi@0 {
+ compatible = "amd,pensando-elbasr";
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ spi-max-frequency = <12000000>;
+
+ rstc: reset-controller@0 {
+ compatible = "amd,pensando-elbasr-reset";
+ reg = <0>;
+ #reset-cells = <1>;
+ };
+ };
+ };
+
+...
--
2.17.1