[PATCH v1 4/4] dt-bindings: bus: add documentation for Aspeed AHBC

Neal Liu
2022-09-02T06:00:58Z

Add device tree binding documentation for the Aspeed
Advanced High-Performance Bus (AHB) Controller.

Signed-off-by: Neal Liu <neal_liu@aspeedtech.com>
---
.../bindings/bus/aspeed,ast2600-ahbc.yaml | 39 +++++++++++++++++++
1 file changed, 39 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..ca09eb531666
--- /dev/null
+++ b/Documentation/devicetree/bindings/bus/aspeed,ast2600-ahbc.yaml
@@ -0,0 +1,39 @@
+# 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) Device Tree Bindings
+
+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 Highperformance
+ Bus (AHB). AHB is the main system bus for ARM CPU to communicate with the
+ related peripherals.
+
+properties:
+ compatible:
+ enum:
+ - aspeed,ast2600-ahbc
+
+ reg:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ ahbc: bus@1e600000 {
+ compatible = "aspeed,ast2600-ahbc";
+ reg = <0x1e600000 0x100>;
+ };
--
2.25.1