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Message-Id: <20240429210131.373487-4-eajames@linux.ibm.com>
Date: Mon, 29 Apr 2024 16:01:17 -0500
From: Eddie James <eajames@...ux.ibm.com>
To: linux-aspeed@...ts.ozlabs.org
Cc: eajames@...ux.ibm.com, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-fsi@...ts.ozlabs.org,
linux-spi@...r.kernel.org, linux-i2c@...r.kernel.org,
lakshmiy@...ibm.com, robh@...nel.org, krzk+dt@...nel.org,
conor+dt@...nel.org, joel@....id.au, andrew@...econstruct.com.au,
andi.shyti@...nel.org
Subject: [PATCH v4 03/17] dt-bindings: fsi: Document the IBM SCOM engine
The SCOM engine provides an interface to the POWER processor PIB
(Pervasive Interconnect Bus).
Signed-off-by: Eddie James <eajames@...ux.ibm.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.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@...ux.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@...0 {
+ compatible = "ibm,p9-scom";
+ reg = <0x1000 0x400>;
+ };
--
2.39.3
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