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[v4,2/3] dt-bindings: arm: hisilicon: Add binding for Kunpeng L3 cache controller

Message ID 20210113093942.809-3-thunder.leizhen@huawei.com
State Superseded
Headers show
Series ARM: Add support for Hisilicon Kunpeng L3 cache controller | expand

Commit Message

Leizhen (ThunderTown) Jan. 13, 2021, 9:39 a.m. UTC 
Add devicetree binding for Hisilicon Kunpeng L3 cache controller.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>

---
 .../arm/hisilicon/kunpeng-l3cache.yaml        | 37 +++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/arm/hisilicon/kunpeng-l3cache.yaml

-- 
2.26.0.106.g9fadedd
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Patch

diff --git a/Documentation/devicetree/bindings/arm/hisilicon/kunpeng-l3cache.yaml b/Documentation/devicetree/bindings/arm/hisilicon/kunpeng-l3cache.yaml
new file mode 100644
index 000000000000000..c6aa502bf08fbee
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/hisilicon/kunpeng-l3cache.yaml
@@ -0,0 +1,37 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/arm/hisilicon/kunpeng-l3cache.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Hisilicon Kunpeng L3 cache controller
+
+maintainers:
+  - Wei Xu <xuwei5@hisilicon.com>
+
+description: |
+  The Hisilicon Kunpeng L3 outer cache controller supports a maximum of 36-bit
+  physical addresses. The data cached in the L3 outer cache can be operated
+  based on the physical address range or the entire cache.
+
+properties:
+  compatible:
+    items:
+      - const: hisilicon,kunpeng-l3cache
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    l3cache@f302b000 {
+        compatible = "hisilicon,kunpeng-l3cache";
+        reg = <0xf302b000 0x1000>;
+    };
+...