linux-kernel - [PATCH v3 08/10] dt-bindings: arm: Add HPE GXP CPU Init

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Date:   Thu, 10 Mar 2022 13:52:27 -0600
From:   nick.hawkins@....com
To:     verdun@....com
Cc:     Nick Hawkins <nick.hawkins@....com>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v3 08/10] dt-bindings: arm: Add HPE GXP CPU Init

From: Nick Hawkins <nick.hawkins@....com>

This adds support for the hpe,gxp-cpu-init binding.
With the HPE GXP initialization it is necessary to have access to this
register for it to boot.

Signed-off-by: Nick Hawkins <nick.hawkins@....com>
---
 .../cpu-enable-method/hpe,gxp-cpu-init.yaml   | 31 +++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/arm/cpu-enable-method/hpe,gxp-cpu-init.yaml

diff --git a/Documentation/devicetree/bindings/arm/cpu-enable-method/hpe,gxp-cpu-init.yaml b/Documentation/devicetree/bindings/arm/cpu-enable-method/hpe,gxp-cpu-init.yaml
new file mode 100644
index 000000000000..a17c3fcc5421
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/cpu-enable-method/hpe,gxp-cpu-init.yaml
@@ -0,0 +1,31 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/arm/cpu-enable-method/hpe,gxp-cpu-init.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Initialize GXP CPU
+
+maintainers:
+  - Nick Hawkins <nick.hawkins@....com>
+  - Jean-Marie Verdun <verdun@....com>
+
+properties:
+  compatible:
+    const: hpe,gxp-cpu-init
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    gxp-init@...e0010 {
+      compatible = "hpe,gxp-cpu-init";
+      reg = <0xcefe0010 0x04>;
+    };
-- 
2.17.1