From: Claudiu Beznea <claudiu.beznea@microchip.com>
To: <lgirdwood@gmail.com>, <broonie@kernel.org>, <robh+dt@kernel.org>,
<krzysztof.kozlowski+dt@linaro.org>, <lars@metafoo.de>,
<perex@perex.cz>, <tiwai@suse.com>, <nicolas.ferre@microchip.com>,
<alexandre.belloni@bootlin.com>
Cc: <alsa-devel@alsa-project.org>, <devicetree@vger.kernel.org>,
<linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
Claudiu Beznea <claudiu.beznea@microchip.com>
Subject: [PATCH 2/3] ASoC: dt-bindings: sama7g5-pdmc: add microchip,startup-delay-us binding
Date: Tue, 14 Feb 2023 18:14:34 +0200 [thread overview]
Message-ID: <20230214161435.1088246-3-claudiu.beznea@microchip.com> (raw)
In-Reply-To: <20230214161435.1088246-1-claudiu.beznea@microchip.com>
Add microchip,startup-delay-us binding to let PDMC users to specify
startup delay.
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
---
.../devicetree/bindings/sound/microchip,sama7g5-pdmc.yaml | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/microchip,sama7g5-pdmc.yaml b/Documentation/devicetree/bindings/sound/microchip,sama7g5-pdmc.yaml
index c4cf1e5ab84b..9b40268537cb 100644
--- a/Documentation/devicetree/bindings/sound/microchip,sama7g5-pdmc.yaml
+++ b/Documentation/devicetree/bindings/sound/microchip,sama7g5-pdmc.yaml
@@ -67,6 +67,12 @@ properties:
maxItems: 4
uniqueItems: true
+ microchip,startup-delay-us:
+ description: |
+ Specifies the delay in microseconds that needs to be applied after
+ enabling the PDMC microphones to avoid unwanted noise due to microphones
+ not being ready.
+
required:
- compatible
- reg
--
2.34.1
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next prev parent reply other threads:[~2023-02-14 16:18 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-14 16:14 [PATCH 0/3] ASoC: mchp-pdmc: fix poc noises when starting capture Claudiu Beznea
2023-02-14 16:14 ` [PATCH 1/3] ASoC: soc-generic-dmaengine-pcm: add option to start DMA after DAI Claudiu Beznea
2023-02-14 18:14 ` Lars-Peter Clausen
2023-02-14 21:26 ` Mark Brown
2023-02-16 9:49 ` Claudiu.Beznea
2023-02-16 13:53 ` Lars-Peter Clausen
2023-02-17 10:59 ` Claudiu.Beznea
2023-02-14 16:14 ` Claudiu Beznea [this message]
2023-02-16 10:04 ` [PATCH 2/3] ASoC: dt-bindings: sama7g5-pdmc: add microchip,startup-delay-us binding Krzysztof Kozlowski
2023-02-16 10:15 ` Claudiu.Beznea
2023-02-16 10:18 ` Krzysztof Kozlowski
2023-02-16 10:41 ` Claudiu.Beznea
2023-02-16 10:43 ` Krzysztof Kozlowski
2023-02-16 14:46 ` Mark Brown
2023-02-14 16:14 ` [PATCH 3/3] ASoC: mchp-pdmc: fix poc noise at capture startup Claudiu Beznea
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