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Message-Id: <20240207055856.672184-2-qiujingbao.dlmu@gmail.com>
Date: Wed, 7 Feb 2024 13:58:55 +0800
From: Jingbao Qiu <qiujingbao.dlmu@...il.com>
To: u.kleine-koenig@...gutronix.de,
robh+dt@...nel.org,
krzysztof.kozlowski+dt@...aro.org,
conor+dt@...nel.org,
paul.walmsley@...ive.com,
palmer@...belt.com,
aou@...s.berkeley.edu
Cc: linux-pwm@...r.kernel.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
linux-riscv@...ts.infradead.org,
dlan@...too.org,
inochiama@...look.com,
Jingbao Qiu <qiujingbao.dlmu@...il.com>
Subject: [PATCH v1 1/2] dt-bindings: pwm: sophgo: add pwm for Sophgo CV1800 series SoC.
Add devicetree binding to describe the PWM for Sophgo CV1800 SoC.
Signed-off-by: Jingbao Qiu <qiujingbao.dlmu@...il.com>
---
.../bindings/pwm/sophgo,cv1800-pwm.yaml | 45 +++++++++++++++++++
1 file changed, 45 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pwm/sophgo,cv1800-pwm.yaml
diff --git a/Documentation/devicetree/bindings/pwm/sophgo,cv1800-pwm.yaml b/Documentation/devicetree/bindings/pwm/sophgo,cv1800-pwm.yaml
new file mode 100644
index 000000000000..7fcdf98b27fd
--- /dev/null
+++ b/Documentation/devicetree/bindings/pwm/sophgo,cv1800-pwm.yaml
@@ -0,0 +1,45 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pwm/sophgo,cv1800-pwm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Sophgo CV1800 PWM controller
+
+description:
+ The chip provides a set of four independent PWM channel outputs.
+
+maintainers:
+ - Jingbao Qiu <qiujingbao.dlmu@...il.com>
+
+allOf:
+ - $ref: pwm.yaml#
+
+properties:
+ compatible:
+ const: sophgo,cv1800-pwm
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ "#pwm-cells":
+ const: 3
+
+required:
+ - compatible
+ - reg
+ - clocks
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ pwm0: pwm@...0000 {
+ compatible = "sophgo,cv1800-pwm";
+ reg = <0x3060000 0x1000>;
+ clocks = <&clk 60>;
+ #pwm-cells = <3>;
+ };
--
2.25.1
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