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[23.128.96.18]) by mx.google.com with ESMTP id b18si554283edh.71.2020.10.14.14.12.51; Wed, 14 Oct 2020 14:13:15 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@st.com header.s=STMicroelectronics header.b=0gW3dTGU; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=st.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727513AbgJNMgw (ORCPT + 99 others); Wed, 14 Oct 2020 08:36:52 -0400 Received: from mx07-00178001.pphosted.com ([185.132.182.106]:52923 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726394AbgJNMgv (ORCPT ); Wed, 14 Oct 2020 08:36:51 -0400 Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 09ECRGnc023713; Wed, 14 Oct 2020 14:35:56 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=st.com; h=from : to : cc : subject : date : message-id : mime-version : content-type; s=STMicroelectronics; bh=a6IV5Cv8z3GpD5NHvsPPGT16JAZW0AbP5VtlTBCZgbY=; b=0gW3dTGUMUCPCrLlHSKbLXNUakOrE1zSS5pc8R4iwImq9dmyN8jYSMPtrnaYSkyrykfV 7+fnKYW3/gxGpk1teSImS2SFtMyGBfTAQ1mSF+IxGduO+IT6i/MQMDTuxp2Q/R8s4O68 EyH5zrjGFmkmZd61NQdVcNamD0ru9hXfZ0Jw+iTQxrWWSjYKw/Q+3BXTZ021nSyh6X1y RKcwAtrn9B01U+7SNaQOqIjhUTgEHeGTtwtlixKDnYtBmB+OuVLC7QWa5oN00DGtltbh +ZnktVyB3bRl2RVsa1n0IdnjMmckEGTKcr6PxZRQb516T16Jn8Z7Se3BCVfUq7uI8XB5 0g== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 3435875rh5-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 14 Oct 2020 14:35:56 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 732A010002A; Wed, 14 Oct 2020 14:35:54 +0200 (CEST) Received: from Webmail-eu.st.com (sfhdag2node2.st.com [10.75.127.5]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id E8B382D0088; Wed, 14 Oct 2020 14:35:53 +0200 (CEST) Received: from localhost (10.75.127.44) by SFHDAG2NODE2.st.com (10.75.127.5) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Wed, 14 Oct 2020 14:35:53 +0200 From: Olivier Moysan To: , , , , , , , CC: , , , , , Subject: [PATCH 1/1] ASoC: dt-bindings: stm32: convert audio dfsdm to json-schema Date: Wed, 14 Oct 2020 14:35:31 +0200 Message-ID: <20201014123531.6991-1-olivier.moysan@st.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.75.127.44] X-ClientProxiedBy: SFHDAG8NODE2.st.com (10.75.127.23) To SFHDAG2NODE2.st.com (10.75.127.5) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-10-14_07:2020-10-14,2020-10-14 signatures=0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Convert the STM32 DFSDM audio bindings to DT schema format using json-schema. Signed-off-by: Olivier Moysan --- .../bindings/sound/st,stm32-adfsdm.txt | 63 ------------------- .../bindings/sound/st,stm32-adfsdm.yaml | 42 +++++++++++++ 2 files changed, 42 insertions(+), 63 deletions(-) delete mode 100644 Documentation/devicetree/bindings/sound/st,stm32-adfsdm.txt create mode 100644 Documentation/devicetree/bindings/sound/st,stm32-adfsdm.yaml diff --git a/Documentation/devicetree/bindings/sound/st,stm32-adfsdm.txt b/Documentation/devicetree/bindings/sound/st,stm32-adfsdm.txt deleted file mode 100644 index 864f5b00b031..000000000000 --- a/Documentation/devicetree/bindings/sound/st,stm32-adfsdm.txt +++ /dev/null @@ -1,63 +0,0 @@ -STMicroelectronics Audio Digital Filter Sigma Delta modulators(DFSDM) - -The DFSDM allows PDM microphones capture through SPI interface. The Audio -interface is seems as a sub block of the DFSDM device. -For details on DFSDM bindings refer to ../iio/adc/st,stm32-dfsdm-adc.txt - -Required properties: - - compatible: "st,stm32h7-dfsdm-dai". - - - #sound-dai-cells : Must be equal to 0 - - - io-channels : phandle to iio dfsdm instance node. - -Example of a sound card using audio DFSDM node. - - sound_card { - compatible = "audio-graph-card"; - - dais = <&cpu_port>; - }; - - dfsdm: dfsdm@40017000 { - compatible = "st,stm32h7-dfsdm"; - reg = <0x40017000 0x400>; - clocks = <&rcc DFSDM1_CK>; - clock-names = "dfsdm"; - #interrupt-cells = <1>; - #address-cells = <1>; - #size-cells = <0>; - - dfsdm_adc0: filter@0 { - compatible = "st,stm32-dfsdm-dmic"; - reg = <0>; - interrupts = <110>; - dmas = <&dmamux1 101 0x400 0x00>; - dma-names = "rx"; - st,adc-channels = <1>; - st,adc-channel-names = "dmic0"; - st,adc-channel-types = "SPI_R"; - st,adc-channel-clk-src = "CLKOUT"; - st,filter-order = <5>; - - dfsdm_dai0: dfsdm-dai { - compatible = "st,stm32h7-dfsdm-dai"; - #sound-dai-cells = <0>; - io-channels = <&dfsdm_adc0 0>; - cpu_port: port { - dfsdm_endpoint: endpoint { - remote-endpoint = <&dmic0_endpoint>; - }; - }; - }; - }; - - dmic0: dmic@0 { - compatible = "dmic-codec"; - #sound-dai-cells = <0>; - port { - dmic0_endpoint: endpoint { - remote-endpoint = <&dfsdm_endpoint>; - }; - }; - }; diff --git a/Documentation/devicetree/bindings/sound/st,stm32-adfsdm.yaml b/Documentation/devicetree/bindings/sound/st,stm32-adfsdm.yaml new file mode 100644 index 000000000000..d953ec524ba2 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/st,stm32-adfsdm.yaml @@ -0,0 +1,42 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/st,stm32-adfsdm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: STMicroelectronics Audio Digital Filter Sigma Delta modulators(DFSDM) + +maintainers: + - Olivier Moysan + +description: + The DFSDM allows PDM microphones capture through the SPI interface. + The Audio interface is seen as a sub block of the DFSDM device. + For details on DFSDM bindings refer to ../iio/adc/st,stm32-dfsdm-adc.yaml + +properties: + compatible: + enum: + - st,stm32h7-dfsdm-dai + + "#sound-dai-cells": + const: 0 + + io-channels: + description: phandle to iio dfsdm instance node + maxItems: 1 + +required: + - compatible + - "#sound-dai-cells" + - io-channels + +examples: + - | + asoc_pdm0: dfsdm-dai { + compatible = "st,stm32h7-dfsdm-dai"; + #sound-dai-cells = <0>; + io-channels = <&dfsdm0 0>; + }; + +... -- 2.17.1