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 D66B1C636D6 for ; Mon, 6 Feb 2023 14:49:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230268AbjBFOt1 (ORCPT ); Mon, 6 Feb 2023 09:49:27 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34668 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231200AbjBFOtX (ORCPT ); Mon, 6 Feb 2023 09:49:23 -0500 Received: from relay3-d.mail.gandi.net (relay3-d.mail.gandi.net [217.70.183.195]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 162C31BAF2; Mon, 6 Feb 2023 06:49:21 -0800 (PST) Received: (Authenticated sender: herve.codina@bootlin.com) by mail.gandi.net (Postfix) with ESMTPA id 7FAB16000D; Mon, 6 Feb 2023 14:49:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1675694960; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Hc6tSYGP6pagK3HP8K5vQ3QQwbkp4/tptja2Ht0GKFQ=; b=gyaIhfKU3HeXmm3q7l9+kcBrul7dOc3Y05n+SoLGJRlpgK0BypASD7/fgtSK0m9fwCewPu LzCeCb0slfEN5GNjo62KkrOvCPddVn1JhteeOljtZBOdKSeIvxsz8pfSPx0pSgu7n1QBBn 9IKoTBwKoc9llEh/vMAv7bNiCE2E2HTnd2Gf8umYwCNO7CG61DE9u5MHkRbnPvcTwJtqGY xv4FLTsxSXZpYaSEC4fGUm4We7UwUK1f91IZpRDzgKxbJtbNd2SKmZz0P/6f1btinp4IOV kRBkuYuD/Cto75NHKpvZyegLMzAbWQFyuA0Uv+yFmSYjRjh4GPAqbaLckacOrg== From: Herve Codina To: Herve Codina , Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Linus Walleij , Bartosz Golaszewski , Jaroslav Kysela , Takashi Iwai Cc: alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, Christophe Leroy , Thomas Petazzoni Subject: [PATCH 1/3] dt-bindings: sound: Add the Infineon PEB2466 codec Date: Mon, 6 Feb 2023 15:49:02 +0100 Message-Id: <20230206144904.91078-2-herve.codina@bootlin.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230206144904.91078-1-herve.codina@bootlin.com> References: <20230206144904.91078-1-herve.codina@bootlin.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The Infineon PEB2466 codec is a programmable DSP-based four channels codec with filters capabilities. Signed-off-by: Herve Codina --- .../bindings/sound/infineon,peb2466.yaml | 91 +++++++++++++++++++ 1 file changed, 91 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/infineon,peb2466.yaml diff --git a/Documentation/devicetree/bindings/sound/infineon,peb2466.yaml b/Documentation/devicetree/bindings/sound/infineon,peb2466.yaml new file mode 100644 index 000000000000..66993d378aaf --- /dev/null +++ b/Documentation/devicetree/bindings/sound/infineon,peb2466.yaml @@ -0,0 +1,91 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/infineon,peb2466.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Infineon PEB2466 codec + +maintainers: + - Herve Codina + +description: | + The Infineon PEB2466 codec is a programmable DSP-based four channels codec + with filters capabilities. + + The time-slots used by the codec must be set and so, the properties + 'dai-tdm-slot-num', 'dai-tdm-slot-width', 'dai-tdm-slot-tx-mask' and + 'dai-tdm-slot-rx-mask' must be present in the sound card node for sub-nodes + that involve the codec. The codec uses one 8bit time-slot per channel. + 'dai-tdm-tdm-slot-with' must be set to 8. + + The PEB2466 codec also supports 28 gpios (signaling pins). + +allOf: + - $ref: /schemas/spi/spi-peripheral-props.yaml + - $ref: dai-common.yaml# + +properties: + compatible: + const: infineon,peb2466 + + reg: + description: + SPI device address. + maxItems: 1 + + clocks: + items: + - description: Master clock + + clock-names: + items: + - const: mclk + + spi-max-frequency: + maximum: 8192000 + + reset-gpios: + description: + GPIO used to reset the device. + maxItems: 1 + + firmware-name: + $ref: /schemas/types.yaml#/definitions/string + description: + Filters coefficients file to load. If this property is omitted, internal + filters are disabled. + + '#sound-dai-cells': + const: 0 + + '#gpio-cells': + const: 2 + + gpio-controller: true + +required: + - compatible + - reg + - '#sound-dai-cells' + - gpio-controller + - '#gpio-cells' + +unevaluatedProperties: false + +examples: + - | + #include + spi { + #address-cells = <1>; + #size-cells = <0>; + audio-codec@0 { + compatible = "infineon,peb2466"; + reg = <0>; + spi-max-frequency = <8192000>; + reset-gpios = <&gpio 10 GPIO_ACTIVE_LOW>; + #sound-dai-cells = <0>; + gpio-controller; + #gpio-cells = <2>; + }; + }; -- 2.39.1