Received-SPF: pass (google.com: domain of linux-kernel+bounces-163038-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) client-ip=2604:1380:45d1:ec00::1;
From: Eddie James <eajames@linux.ibm.com>
To: linux-aspeed@lists.ozlabs.org
Cc: eajames@linux.ibm.com, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-fsi@lists.ozlabs.org,
        linux-spi@vger.kernel.org, linux-i2c@vger.kernel.org,
        lakshmiy@us.ibm.com, robh@kernel.org, krzk+dt@kernel.org,
        conor+dt@kernel.org, joel@jms.id.au, andrew@codeconstruct.com.au,
        andi.shyti@kernel.org
Subject: [PATCH v4 03/17] dt-bindings: fsi: Document the IBM SCOM engine
Date: Mon, 29 Apr 2024 16:01:17 -0500
Message-Id: <20240429210131.373487-4-eajames@linux.ibm.com>
In-Reply-To: <20240429210131.373487-1-eajames@linux.ibm.com>
References: <20240429210131.373487-1-eajames@linux.ibm.com>
Content-Transfer-Encoding: 8bit
Precedence: bulk
MIME-Version: 1.0

The SCOM engine provides an interface to the POWER processor PIB
(Pervasive Interconnect Bus).

Signed-off-by: Eddie James <eajames@linux.ibm.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
Changes since v3:
 - Change name to ibm,p9-scom from ibm,fsi2pib to be more specific.

 .../devicetree/bindings/fsi/ibm,p9-scom.yaml  | 37 +++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/fsi/ibm,p9-scom.yaml

diff --git a/Documentation/devicetree/bindings/fsi/ibm,p9-scom.yaml b/Documentation/devicetree/bindings/fsi/ibm,p9-scom.yaml
new file mode 100644
index 000000000000..8cd14a70bedf
--- /dev/null
+++ b/Documentation/devicetree/bindings/fsi/ibm,p9-scom.yaml
@@ -0,0 +1,37 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/fsi/ibm,p9-scom.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: IBM FSI-attached SCOM engine
+
+maintainers:
+  - Eddie James <eajames@linux.ibm.com>
+
+description:
+  The SCOM engine is an interface to the POWER processor PIB (Pervasive
+  Interconnect Bus). This node will always be a child of an FSI CFAM node.
+
+properties:
+  compatible:
+    enum:
+      - ibm,p9-scom
+      - ibm,i2cr-scom
+
+  reg:
+    items:
+      - description: FSI slave address
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    scom@1000 {
+        compatible = "ibm,p9-scom";
+        reg = <0x1000 0x400>;
+    };
-- 
2.39.3