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From:   Neal Liu <neal_liu@aspeedtech.com>
To:     Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Joel Stanley <joel@jms.id.au>,
        "Andrew Jeffery" <andrew@aj.id.au>,
        Neal Liu <neal_liu@aspeedtech.com>,
        Herbert Xu <herbert@gondor.apana.org.au>,
        "David S . Miller" <davem@davemloft.net>,
        Chia-Wei Wang <chiawei_wang@aspeedtech.com>
CC:     <devicetree@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-aspeed@lists.ozlabs.org>, <linux-kernel@vger.kernel.org>,
        <linux-crypto@vger.kernel.org>, Rob Herring <robh@kernel.org>
Subject: [PATCH v4 4/4] dt-bindings: bus: add documentation for Aspeed AHBC
Date:   Wed, 14 Dec 2022 15:01:14 +0800
Message-ID: <20221214070114.3966155-5-neal_liu@aspeedtech.com>
In-Reply-To: <20221214070114.3966155-1-neal_liu@aspeedtech.com>
References: <20221214070114.3966155-1-neal_liu@aspeedtech.com>
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Add device tree binding documentation for the Aspeed
Advanced High-Performance Bus (AHB) Controller.

Signed-off-by: Neal Liu <neal_liu@aspeedtech.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
 .../bindings/bus/aspeed,ast2600-ahbc.yaml     | 37 +++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/bus/aspeed,ast2600-ahbc.yaml

diff --git a/Documentation/devicetree/bindings/bus/aspeed,ast2600-ahbc.yaml b/Documentation/devicetree/bindings/bus/aspeed,ast2600-ahbc.yaml
new file mode 100644
index 000000000000..2894256c976d
--- /dev/null
+++ b/Documentation/devicetree/bindings/bus/aspeed,ast2600-ahbc.yaml
@@ -0,0 +1,37 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/bus/aspeed,ast2600-ahbc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: ASPEED Advanced High-Performance Bus Controller (AHBC)
+
+maintainers:
+  - Neal Liu <neal_liu@aspeedtech.com>
+  - Chia-Wei Wang <chiawei_wang@aspeedtech.com>
+
+description: |
+  Advanced High-performance Bus Controller (AHBC) supports plenty of mechanisms
+  including a priority arbiter, an address decoder and a data multiplexer
+  to control the overall operations of Advanced High-performance Bus (AHB).
+
+properties:
+  compatible:
+    enum:
+      - aspeed,ast2600-ahbc
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    ahbc@1e600000 {
+        compatible = "aspeed,ast2600-ahbc";
+        reg = <0x1e600000 0x100>;
+    };
-- 
2.25.1