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Message-ID: <20240122081754.17058-7-Wenhua.Lin@unisoc.com>
Date: Mon, 22 Jan 2024 16:17:54 +0800
From: Wenhua Lin <Wenhua.Lin@...soc.com>
To: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
CC: Orson Zhai <orsonzhai@...il.com>,
Baolin Wang
<baolin.wang@...ux.alibaba.com>,
Chunyan Zhang <zhang.lyra@...il.com>, <linux-pwm@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, wenhua lin
<wenhua.lin1994@...il.com>,
Wenhua Lin <Wenhua.Lin@...soc.com>,
Xiongpeng Wu
<xiongpeng.wu@...soc.com>,
zhaochen su <zhaochen.su29@...il.com>,
Zhaochen Su
<Zhaochen.Su@...soc.com>,
Xiaolong Wang <Xiaolong.Wang@...soc.com>
Subject: [PATCH 6/6] dt-bindings: pwm: sprd: Add sprd,mod attribute
Add sprd,mod attribute, which set the number of different
duty cycles that PWM's waveform could output, to dts.
Signed-off-by: Wenhua Lin <Wenhua.Lin@...soc.com>
---
Documentation/devicetree/bindings/pwm/pwm-sprd.yaml | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/Documentation/devicetree/bindings/pwm/pwm-sprd.yaml b/Documentation/devicetree/bindings/pwm/pwm-sprd.yaml
index 02e039fee3b4..7c956b840fa1 100644
--- a/Documentation/devicetree/bindings/pwm/pwm-sprd.yaml
+++ b/Documentation/devicetree/bindings/pwm/pwm-sprd.yaml
@@ -55,6 +55,16 @@ properties:
minItems: 4
maxItems: 4
+ sprd,mod:
+ $ref: /schemas/types.yaml#/definitions/uint32-array
+ minItems: 4
+ maxItems: 4
+ items:
+ minimum: 0xFF
+ maximum: 0xFFF
+ description: |
+ The number of different duty cycles that could be set for PWM's waveform output.
+
"#pwm-cells":
const: 2
@@ -63,6 +73,7 @@ required:
- reg
- clocks
- clock-names
+ - sprd,mod
additionalProperties: false
@@ -88,6 +99,7 @@ examples:
<&ext_26m>,
<&ext_26m>,
<&ext_26m>;
+ sprd,mod = <0xFF 0x1FF 0x3FF 0xFFF>;
#pwm-cells = <2>;
};
--
2.17.1
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