From patchwork Fri Feb 17 12:41:50 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Claudiu Beznea X-Patchwork-Id: 13144653 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6E831C05027 for ; Fri, 17 Feb 2023 12:43:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=6gs8lHJgGtp4Xz8s3f1hS9qJ5R+6s2xfhgF7ir4ShFI=; b=xJa4QeZaiHEREo 9wIfJChlqMVw3W98sQrMKUAYgfqSSqhFiICKyskehn4dzFt7JndiwpVY/eroFI3mE82jhvc2m9af2 ra5zQIWCWbSZghqDsNloI9oxA1trVlDhTVSh+voTEflpNrCGfUHZ0g1fz4fH+a9Gq7GAlrn8SAxoN WOApl7ggi8VYGJbgrNX81UjZEVXe0ZF11eJN6GPzZWvRsfA0f5uk1WQFFTxW28pkFGeJa8JLQNYUh xuARLdL1PoBZYYAc2uejgHvt77yu63QYsHEWqYmqc95Xco9507thAZljAHurofL+/Lo7eS62wYyw7 HvNCzxUmeLsLgcaMgMPA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pT04P-00E9Z6-9c; Fri, 17 Feb 2023 12:42:33 +0000 Received: from esa.microchip.iphmx.com ([68.232.153.233]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pT049-00E9U7-Of for linux-arm-kernel@lists.infradead.org; Fri, 17 Feb 2023 12:42:19 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1676637737; x=1708173737; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=egnooPJpNM4o/gc+8fNo8gZUG2pwChKFBH3+nnb+9yo=; b=aZZs7ebSt5L+vd/owLIiXvCeFnHynB8depBHVPJYXUG8dBw47cFC00IF qPlhva5pih7DKT2XS8XkQyMjFG1vNgoe4u7iF572C4lhxk3iNjZjExqPO D7V5mKMYCOSBp/miG8q8ODsfMn6WA7IEsfGV0k0gElOCSEzvNuZCkFTpG rRZSmDBzrZV5xJMQNKI34Y+oHfXYHZwbYhYdo+0JFl10TsrN5jgxoA62I MtUIFQgImMmOim5zG38YTRYL0Y9ERo8BCsP1WUzsZPLKN6TwwAynFZPHV AzmaJC8sxXI1JEeqh3WGyLK6b+LsxWpc82lNLIXBY+TbujLxkAS3V2fGE w==; X-IronPort-AV: E=Sophos;i="5.97,304,1669100400"; d="scan'208";a="212504683" Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa1.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 17 Feb 2023 05:42:13 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.16; Fri, 17 Feb 2023 05:42:13 -0700 Received: from m18063-ThinkPad-T460p.mchp-main.com (10.10.115.15) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2507.16 via Frontend Transport; Fri, 17 Feb 2023 05:42:08 -0700 From: Claudiu Beznea To: , , , , , , , CC: , , , , Claudiu Beznea , Krzysztof Kozlowski Subject: [PATCH v2 2/3] ASoC: dt-bindings: sama7g5-pdmc: add microchip,startup-delay-us binding Date: Fri, 17 Feb 2023 14:41:50 +0200 Message-ID: <20230217124151.236216-3-claudiu.beznea@microchip.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230217124151.236216-1-claudiu.beznea@microchip.com> References: <20230217124151.236216-1-claudiu.beznea@microchip.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230217_044217_845100_9C3973FA X-CRM114-Status: UNSURE ( 6.96 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add microchip,startup-delay-us binding to let PDMC users to specify startup delay. Signed-off-by: Claudiu Beznea Reviewed-by: Krzysztof Kozlowski --- .../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