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[2604:1380:40f1:3f00::1]) by mx.google.com with ESMTPS id j9-20020a17090276c900b001d36c62d5fdsi728748plt.621.2023.12.20.19.33.09 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Dec 2023 19:33:10 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-7813-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) client-ip=2604:1380:40f1:3f00::1; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel+bounces-7813-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-7813-linux.lists.archive=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sy.mirrors.kernel.org (Postfix) with ESMTPS id 23369B22965 for ; Thu, 21 Dec 2023 03:33:08 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 3E5DF8F54; Thu, 21 Dec 2023 03:32:40 +0000 (UTC) X-Original-To: linux-kernel@vger.kernel.org Received: from ex01.ufhost.com (ex01.ufhost.com [61.152.239.75]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id ADF8FAD2C; Thu, 21 Dec 2023 03:32:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=starfivetech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=starfivetech.com Received: from EXMBX166.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX166", Issuer "EXMBX166" (not verified)) by ex01.ufhost.com (Postfix) with ESMTP id 59C7B24E280; Thu, 21 Dec 2023 11:32:25 +0800 (CST) Received: from EXMBX061.cuchost.com (172.16.6.61) by EXMBX166.cuchost.com (172.16.6.76) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Thu, 21 Dec 2023 11:32:25 +0800 Received: from localhost.localdomain (113.72.145.47) by EXMBX061.cuchost.com (172.16.6.61) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Thu, 21 Dec 2023 11:32:24 +0800 From: Xingyu Wu To: Liam Girdwood , Mark Brown , Claudiu Beznea , Jaroslav Kysela , Takashi Iwai , Rob Herring , Krzysztof Kozlowski , Conor Dooley CC: Walker Chen , Xingyu Wu , , , , Subject: [PATCH v1 1/2] dt-bindings: ASoC: Add Cadence I2S controller for StarFive JH8100 SoC Date: Thu, 21 Dec 2023 11:32:22 +0800 Message-ID: <20231221033223.73201-2-xingyu.wu@starfivetech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231221033223.73201-1-xingyu.wu@starfivetech.com> References: <20231221033223.73201-1-xingyu.wu@starfivetech.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-ClientProxiedBy: EXCAS061.cuchost.com (172.16.6.21) To EXMBX061.cuchost.com (172.16.6.61) X-YovoleRuleAgent: yovoleflag Content-Transfer-Encoding: quoted-printable Add bindings for the Multi-Channel I2S controller of Cadence on the StarFive JH8100 SoC. Signed-off-by: Xingyu Wu --- .../bindings/sound/cdns,jh8100-i2s.yaml | 100 ++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/cdns,jh8100-i= 2s.yaml diff --git a/Documentation/devicetree/bindings/sound/cdns,jh8100-i2s.yaml= b/Documentation/devicetree/bindings/sound/cdns,jh8100-i2s.yaml new file mode 100644 index 000000000000..5d95d9ab3e45 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/cdns,jh8100-i2s.yaml @@ -0,0 +1,100 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/cdns,jh8100-i2s.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cadence multi-channel I2S controller for StarFive JH8100 SoC + +description: | + The Cadence I2S Controller implements a function of the multi-channel + (up to 8-channel) bus. It combines functions of a transmitter and a re= ceiver. + It is used in the StarFive JH8100 SoC. + +maintainers: + - Xingyu Wu + - Walker Chen + +properties: + compatible: + const: starfive,jh8100-i2s + + reg: + maxItems: 1 + + interrupts: + description: | + The interrupt line number for the I2S controller. Add this + parameter if the I2S controller that you are using does not + support DMA. + maxItems: 1 + + clocks: + items: + - description: Bit clock + - description: Main ICG clock + - description: Inner master clock + + clock-names: + items: + - const: bclk + - const: icg + - const: mclk_inner + + resets: + maxItems: 1 + + dmas: + items: + - description: TX DMA Channel + - description: RX DMA Channel + minItems: 1 + + dma-names: + items: + - const: tx + - const: rx + minItems: 1 + + cdns,i2s-max-channels: + description: | + Number of I2S max stereo channels supported by the hardware. + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 1 + maximum: 8 + + "#sound-dai-cells": + const: 0 + +required: + - compatible + - reg + - clocks + - clock-names + - resets + +oneOf: + - required: + - dmas + - dma-names + - required: + - interrupts + +unevaluatedProperties: false + +examples: + - | + i2s@122b0000 { + compatible =3D "starfive,jh8100-i2s"; + reg =3D <0x122b0000 0x1000>; + clocks =3D <&syscrg_ne 133>, + <&syscrg_ne 170>, + <&syscrg 50>; + clock-names =3D "bclk", "icg", + "mclk_inner"; + resets =3D <&syscrg_ne 43>; + dmas =3D <&dma 7>, <&dma 6>; + dma-names =3D "tx", "rx"; + cdns,i2s-max-channels =3D <2>; + #sound-dai-cells =3D <0>; + }; --=20 2.25.1