From patchwork Wed Feb 8 14:18:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lucas Tanure X-Patchwork-Id: 651710 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 alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (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 F3396C636CC for ; Wed, 8 Feb 2023 14:21:28 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id E34C6836; Wed, 8 Feb 2023 15:20:36 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz E34C6836 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1675866086; bh=IRarZelYPmBHrTv8mYRAQ2aRcwLzEdk+ohpigPdbaOQ=; h=From:To:Subject:Date:In-Reply-To:References:CC:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=bLoDNyVWtEeFnoijmVZV2zN1VxpFPzhr1AAj2O6xLKUIZi44lFjJ6ETvUFst9xl7+ DtLosVCBdr9jCDNxgE2baSV/XRCVGLrXxCtGkHhQw7TrPKNPIptSq0k+xjk726i6h8 O4mwqijGePy7deVG0xkP2Pa0g8qZ4eMYgmvORLlM= Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id 2C2C3F80558; Wed, 8 Feb 2023 15:19:05 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 8A44CF8012B; Wed, 8 Feb 2023 15:18:54 +0100 (CET) Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 581CEF804CC for ; Wed, 8 Feb 2023 15:18:44 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 581CEF804CC Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key, unprotected) header.d=collabora.com header.i=@collabora.com header.a=rsa-sha256 header.s=mail header.b=kX27tt2A Received: from cryzen.lan (cpc87451-finc19-2-0-cust61.4-2.cable.virginm.net [82.11.51.62]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: tanureal) by madras.collabora.co.uk (Postfix) with ESMTPSA id 29AB466020F0; Wed, 8 Feb 2023 14:18:44 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1675865924; bh=IRarZelYPmBHrTv8mYRAQ2aRcwLzEdk+ohpigPdbaOQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kX27tt2A0op5ijS6BRs55dT7wGT/5eGHN6IWw3UIu6yBLbyw9YrqcjBS4hXZom//S 7/5LiPYoWhS1tRL8ANOpq4RcxF7ghiKh5DZFITEU5PdqmSdctWqCRZYcs6C92yDQ0H 5E1EhMGvDCVBa2ZCcZunSQgb0R48xAbaqnEMrmHeTWQJfbjEud9g/5mmFQ4KEs7NpL GmFsaSDNe46hJxSI8Ivp0qjbfazwjEgtNW6akBcF6PBQDfx6k8UM2o6KUbpx2+hxPu WXW2uil13hPcEoxctJswaE/HoWIm/+DIzj4R/grdU4lhVmlLttkaVEJ2NMjLTYweaO VQoCWMY89SlFw== From: Lucas Tanure To: David Rhodes , Charles Keepax , Liam Girdwood , Krzysztof Kozlowski , Mark Brown , Rob Herring , Jaroslav Kysela , Takashi Iwai Subject: [PATCH v3 4/4] ASoC: cs35l41: Document CS35l41 shared boost Date: Wed, 8 Feb 2023 14:18:39 +0000 Message-Id: <20230208141839.1097377-5-lucas.tanure@collabora.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230208141839.1097377-1-lucas.tanure@collabora.com> References: <20230208141839.1097377-1-lucas.tanure@collabora.com> MIME-Version: 1.0 Message-ID-Hash: E7AZ74TJR55GVIVMUB74HNE3YWSWTT3H X-Message-ID-Hash: E7AZ74TJR55GVIVMUB74HNE3YWSWTT3H X-MailFrom: lucas.tanure@collabora.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: alsa-devel@alsa-project.org, devicetree@vger.kernel.org, patches@opensource.cirrus.com, linux-kernel@vger.kernel.org, kernel@collabora.com, Lucas Tanure X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Describe the properties used for shared boost configuration. Based on David Rhodes shared boost patches. Signed-off-by: Lucas Tanure --- .../devicetree/bindings/sound/cirrus,cs35l41.yaml | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/sound/cirrus,cs35l41.yaml b/Documentation/devicetree/bindings/sound/cirrus,cs35l41.yaml index 51d815d0c696..74f08a6cf95c 100644 --- a/Documentation/devicetree/bindings/sound/cirrus,cs35l41.yaml +++ b/Documentation/devicetree/bindings/sound/cirrus,cs35l41.yaml @@ -82,11 +82,19 @@ properties: boost-cap-microfarad. External Boost must have GPIO1 as GPIO output. GPIO1 will be set high to enable boost voltage. + Shared boost allows two amplifiers to share a single boost circuit by + communicating on the MDSYNC bus. The passive amplifier does not control + the boost and receives data from the active amplifier. GPIO1 should be + configured for Sync when shared boost is used. Shared boost is not + compatible with External boost. Active amplifier requires + boost-peak-milliamp, boost-ind-nanohenry and boost-cap-microfarad. 0 = Internal Boost 1 = External Boost + 2 = Shared Boost Active + 3 = Shared Boost Passive $ref: "/schemas/types.yaml#/definitions/uint32" minimum: 0 - maximum: 1 + maximum: 3 cirrus,gpio1-polarity-invert: description: