[v3] dt-bindings: hwlock: Document A64 hwspinlock bindings
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Message ID 20200212115419.29038-1-nborisov@suse.com
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  • [v3] dt-bindings: hwlock: Document A64 hwspinlock bindings
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Commit Message

Nikolay Borisov Feb. 12, 2020, 11:54 a.m. UTC
Add binding for the hwspinlock found on Allwinner A64 SoC.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
---

V3: Added #include directive. This makes the patch pass schema validation.

 .../allwinner,sun50i-a64-hwspinlock.yaml      | 49 +++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/hwlock/allwinner,sun50i-a64-hwspinlock.yaml

--
2.17.1

Comments

Rob Herring Feb. 18, 2020, 11:05 p.m. UTC | #1
On Wed, 12 Feb 2020 13:54:19 +0200, Nikolay Borisov wrote:
> Add binding for the hwspinlock found on Allwinner A64 SoC.
> 
> Signed-off-by: Nikolay Borisov <nborisov@suse.com>
> ---
> 
> V3: Added #include directive. This makes the patch pass schema validation.
> 
>  .../allwinner,sun50i-a64-hwspinlock.yaml      | 49 +++++++++++++++++++
>  1 file changed, 49 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/hwlock/allwinner,sun50i-a64-hwspinlock.yaml
> 

Reviewed-by: Rob Herring <robh@kernel.org>

Patch
diff mbox series

diff --git a/Documentation/devicetree/bindings/hwlock/allwinner,sun50i-a64-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/allwinner,sun50i-a64-hwspinlock.yaml
new file mode 100644
index 000000000000..54270c8bb351
--- /dev/null
+++ b/Documentation/devicetree/bindings/hwlock/allwinner,sun50i-a64-hwspinlock.yaml
@@ -0,0 +1,49 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/hwlock/allwinner,sun50i-a64-hwspinlock.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Allwinner A64 SoC Hardware Spinlock bindings
+
+maintainers:
+  - Nikolay Borisov <nborisov@suse.com>
+
+properties:
+  "#hwlock-cells":
+    const: 1
+
+  compatible:
+    const: allwinner,sun50i-a64-hwspinlock
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  resets:
+    maxItems: 1
+
+required:
+  - "#hwlock-cells"
+  - compatible
+  - reg
+  - clocks
+  - resets
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/sun50i-a64-ccu.h>
+    #include <dt-bindings/reset/sun50i-a64-ccu.h>
+    hwspinlock@1c18000 {
+        compatible = "allwinner,sun50i-a64-hwspinlock";
+        #hwlock-cells = <1>;
+        reg = <0x01c18000 0x1000>;
+        clocks = <&ccu CLK_BUS_SPINLOCK>;
+        resets = <&ccu RST_BUS_SPINLOCK>;
+    };
+
+...