From patchwork Fri Mar 18 16:29:42 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Fitzgerald X-Patchwork-Id: 552684 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 90125C433F5 for ; Fri, 18 Mar 2022 16:30:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239214AbiCRQb3 (ORCPT ); Fri, 18 Mar 2022 12:31:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52676 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239132AbiCRQbS (ORCPT ); Fri, 18 Mar 2022 12:31:18 -0400 Received: from mx0b-001ae601.pphosted.com (mx0b-001ae601.pphosted.com [67.231.152.168]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 61C9E1959C2; Fri, 18 Mar 2022 09:29:58 -0700 (PDT) Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.16.1.2/8.16.1.2) with ESMTP id 22ICwIRC029747; Fri, 18 Mar 2022 11:29:47 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cirrus.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=PODMain02222019; bh=l0NijwQytPoPG4dLdvOKFpBqnKyQFX/aINmIG43AWEk=; b=JfaMbQWPES688gHHkz6CLnteAvfE4KwBlmyXrPXCw1Dl1BiwOgUwnQRZTSOegeS3DGky +ei+gHQ5f0zLrweM+Zrd4lAcqY5trgvgFJUwgKx4cpNjUgYagFaupmQcPDrqJNu0VKEk t2IEUMMgMq/EeX4TlYOZs0CA9PVjiOyXSUnQngfufQN92aC70BgHXZmZ67kqSkKwbS3C GLNa8BYmB24G8OYkcz8ZR2xOwYmJ1R8T6TqvAcKz63npGCGhhwomEkW6BHxLYJojFffy lgKj8SK+okrsPhzUFk8K5j9lfT5vU0242rTV0qZ2XnLGlbwsMBoYL3HiIWAL5DXwbbCm tg== Received: from ediex01.ad.cirrus.com ([84.19.233.68]) by mx0b-001ae601.pphosted.com (PPS) with ESMTPS id 3et5yp677a-2 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Fri, 18 Mar 2022 11:29:47 -0500 Received: from EDIEX01.ad.cirrus.com (198.61.84.80) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.18; Fri, 18 Mar 2022 16:29:44 +0000 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.1.2375.18 via Frontend Transport; Fri, 18 Mar 2022 16:29:44 +0000 Received: from debianA11184.ad.cirrus.com (debianA11184.ad.cirrus.com [198.90.251.45]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 906D5B16; Fri, 18 Mar 2022 16:29:44 +0000 (UTC) From: Richard Fitzgerald To: , CC: , , , Subject: [PATCH 4/5] ASoC: dt-bindings: cs35l45: Cirrus Logic CS35L45 Smart Amp Date: Fri, 18 Mar 2022 16:29:42 +0000 Message-ID: <20220318162943.1578102-5-rf@opensource.cirrus.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220318162943.1578102-1-rf@opensource.cirrus.com> References: <20220318162943.1578102-1-rf@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: u-rQOLOt-rSSuFI52R6XCuBSzBQ7qCBh X-Proofpoint-GUID: u-rQOLOt-rSSuFI52R6XCuBSzBQ7qCBh X-Proofpoint-Spam-Reason: safe Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This adds the schema binding for the Cirrus Logic CS35L45 Smart Amp and associated header file. Signed-off-by: Richard Fitzgerald --- .../bindings/sound/cirrus,cs35l45.yaml | 75 +++++++++++++++++++ MAINTAINERS | 2 + include/dt-bindings/sound/cs35l45.h | 20 +++++ 3 files changed, 97 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/cirrus,cs35l45.yaml create mode 100644 include/dt-bindings/sound/cs35l45.h diff --git a/Documentation/devicetree/bindings/sound/cirrus,cs35l45.yaml b/Documentation/devicetree/bindings/sound/cirrus,cs35l45.yaml new file mode 100644 index 000000000000..184a1344ea76 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/cirrus,cs35l45.yaml @@ -0,0 +1,75 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/cirrus,cs35l45.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus Logic CS35L45 Speaker Amplifier + +maintainers: + - Ricardo Rivera-Matos + - Richard Fitzgerald + +description: | + CS35L45 is a Boosted Mono Class D Amplifier with DSP + Speaker Protection and Adaptive Battery Management. + +properties: + compatible: + enum: + - cirrus,cs35l45 + + reg: + maxItems: 1 + + '#sound-dai-cells': + const: 1 + + reset-gpios: + maxItems: 1 + + vdd-a-supply: + description: voltage regulator phandle for the VDD_A supply + + vdd-batt-supply: + description: voltage regulator phandle for the VDD_BATT supply + + spi-max-frequency: + maximum: 5000000 + + cirrus,asp-sdout-hiz-ctrl: + description: + Audio serial port SDOUT Hi-Z control. Sets the Hi-Z + configuration for SDOUT pin of amplifier. Logical OR of + CS35L45_ASP_TX_HIZ_xxx values. + $ref: "/schemas/types.yaml#/definitions/uint32" + minimum: 0 + maximum: 3 + default: 2 + +required: + - compatible + - reg + - "#sound-dai-cells" + +additionalProperties: false + +examples: + - | + #include + spi { + #address-cells = <1>; + #size-cells = <0>; + + cs35l45: cs35l45@2 { + #sound-dai-cells = <1>; + compatible = "cirrus,cs35l45"; + reg = <2>; + spi-max-frequency = <5000000>; + vdd-a-supply = <&dummy_vreg>; + vdd-batt-supply = <&dummy_vreg>; + reset-gpios = <&gpio 110 0>; + cirrus,asp-sdout-hiz-ctrl = <(CS35L45_ASP_TX_HIZ_UNUSED | + CS35L45_ASP_TX_HIZ_DISABLED)>; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 46ffe05eaeb7..0a2a8bcabbea 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4580,10 +4580,12 @@ CIRRUS LOGIC AUDIO CODEC DRIVERS M: James Schulman M: David Rhodes M: Lucas Tanure +M: Richard Fitzgerald L: alsa-devel@alsa-project.org (moderated for non-subscribers) L: patches@opensource.cirrus.com S: Maintained F: Documentation/devicetree/bindings/sound/cirrus,cs* +F: include/dt-bindings/sound/cs* F: sound/pci/hda/cs* F: sound/soc/codecs/cs* diff --git a/include/dt-bindings/sound/cs35l45.h b/include/dt-bindings/sound/cs35l45.h new file mode 100644 index 000000000000..076da4b2c28d --- /dev/null +++ b/include/dt-bindings/sound/cs35l45.h @@ -0,0 +1,20 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ +/* + * cs35l45.h -- CS35L45 ALSA SoC audio driver DT bindings header + * + * Copyright 2022 Cirrus Logic, Inc. + */ + +#ifndef DT_CS35L45_H +#define DT_CS35L45_H + +/* + * cirrus,asp-sdout-hiz-ctrl + * + * TX_HIZ_UNUSED: TX pin high-impedance during unused slots. + * TX_HIZ_DISABLED: TX pin high-impedance when all channels disabled. + */ +#define CS35L45_ASP_TX_HIZ_UNUSED 0x1 +#define CS35L45_ASP_TX_HIZ_DISABLED 0x2 + +#endif /* DT_CS35L45_H */