[v3,08/42] dt-bindings: timers: Add Cirrus EP93xx

Commit Message

Nikita Shubin via B4 Relay July 20, 2023, 11:29 a.m. UTC

From: Nikita Shubin <[e-mail]>

This adds device tree bindings for the Cirrus Logic EP93xx
timer block used in these SoCs.

Reviewed-by: Krzysztof Kozlowski <[e-mail]>
Signed-off-by: Nikita Shubin <[e-mail]>
---
 .../bindings/timer/cirrus,ep9301-timer.yaml        | 49 ++++++++++++++++++++++
 1 file changed, 49 insertions(+)

Patch

diff --git a/Documentation/devicetree/bindings/timer/cirrus,ep9301-timer.yaml b/Documentation/devicetree/bindings/timer/cirrus,ep9301-timer.yaml
new file mode 100644
index 000000000000..e463e11e259d
--- /dev/null
+++ b/Documentation/devicetree/bindings/timer/cirrus,ep9301-timer.yaml
@@ -0,0 +1,49 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/timer/cirrus,ep9301-timer.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Cirrus Logic EP93xx timer
+
+maintainers:
+  - Alexander Sverdlin <[e-mail]>
+  - Nikita Shubin <[e-mail]>
+
+properties:
+  compatible:
+    oneOf:
+      - const: cirrus,ep9301-timer
+      - items:
+          - enum:
+              - cirrus,ep9302-timer
+              - cirrus,ep9307-timer
+              - cirrus,ep9312-timer
+              - cirrus,ep9315-timer
+          - const: cirrus,ep9301-timer
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  resets:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+
+additionalProperties: false
+
+examples:
+  - |
+    timer@80810000 {
+      compatible = "cirrus,ep9301-timer";
+      reg = <0x80810000 0x100>;
+      interrupt-parent = <&vic1>;
+      interrupts = <19>;
+    };
+...