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Subject[[PATCH v2] 1/9] dt-bindings: pwm: Document Synopsys DesignWare snps,pwm
Date
Add documentation for the bindings for Synopsys' DesignWare PWM block
as we will be adding DT/platform support to the Linux driver soon.

Signed-off-by: Ben Dooks <ben.dooks@sifive.com>
--
v2:
- fix #pwm-cells to be 3
- fix indentation and ordering issues
---
.../devicetree/bindings/pwm/snps,pwm.yaml | 40 +++++++++++++++++++
1 file changed, 40 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pwm/snps,pwm.yaml

diff --git a/Documentation/devicetree/bindings/pwm/snps,pwm.yaml b/Documentation/devicetree/bindings/pwm/snps,pwm.yaml
new file mode 100644
index 000000000000..594085e5e26f
--- /dev/null
+++ b/Documentation/devicetree/bindings/pwm/snps,pwm.yaml
@@ -0,0 +1,40 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) 2022 SiFive, Inc.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pwm/snps,pwm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Synopsys PWM controller
+
+maintainers:
+ - Ben Dooks <ben.dooks@sifive.com>
+
+allOf:
+ - $ref: pwm.yaml#
+
+properties:
+ compatible:
+ const: snps,pwm
+
+ "#pwm-cells":
+ const: 3
+
+ clocks:
+ items:
+ - description: Interface bus clock
+ - description: PWM reference clock
+
+ clock-names:
+ items:
+ - const: bus
+ - const: timer
+
+required:
+ - "#pwm-cells"
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+
+additionalProperties: false
--
2.35.1
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