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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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  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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