From patchwork Wed Jun 19 12:20:44 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Ramona Alexandra Nechita X-Patchwork-Id: 13703785 Received: from mx0a-00128a01.pphosted.com (mx0a-00128a01.pphosted.com [148.163.135.77]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C3F511411D5; Wed, 19 Jun 2024 12:22:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.163.135.77 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718799770; cv=none; b=LF4MUS55XS6mS5s5kKXRyJc1cAeoxoZ/AU2f3yjxZBpn1HURmTJt+ReMhDJ7qTfh149DiW0E1Q915D/pNzjEJSHfelU+9Na93amXPCJVsNmjXoss1Mmi1SjJRgB/nj30FQOSVsnvsUgisJdZEN/rvjJwQuTHAY9+4sl66oWIp/g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718799770; c=relaxed/simple; bh=p/TXh0Cc0A8idBflT14MkDr+diErp80p0XLgANjOJkI=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=qKzlkPinz41jxaK5DiHIYldHIO5YB3KqwGQD9dX+OhtlP8Ofkw2h1AfCNbL7GW/X4wHNjIu6PpkLKzN0VgEa2EV3zI5l3jiL1vylULq+NtjN+qXpSCudYpc2ZwdQ0gUxKN/+4W3OfXzonzw8lX0eV+CDvS3QdH6XgBtt2Iw+v2I= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=analog.com; spf=pass smtp.mailfrom=analog.com; dkim=pass (2048-bit key) header.d=analog.com header.i=@analog.com header.b=KbJlBMIT; arc=none smtp.client-ip=148.163.135.77 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=analog.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=analog.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=analog.com header.i=@analog.com header.b="KbJlBMIT" Received: from pps.filterd (m0167089.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 45J9PBg4028427; Wed, 19 Jun 2024 08:22:29 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=analog.com; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=DKIM; bh=MdzwG 0VEmRocAsqibCKJjSDOfApOYxQOfvUxRnuDpCU=; b=KbJlBMITXHuLzvT/3F4nS euLHkOxyXxClnjFFDdL4ub7ZG+7o0RalGyrYKO3Ird8drsJqzO24fvphHpBNWNXd hAtFxd/PK9+20//wfTMEjPc1kOVpwG2QkFnmC/x/ZzN6yrb9KrOTRuAdDEmw/wSX MgM6vVmWdWiLpl/iTwlAD7gsU8PxHDhlDUiVPERiYG9mbwEMru/wwFo5cvRdv0wP NX45AUmX0EwTmi+C/QEbIKZsTBirs2LXaUM4+DSwoXfw79MI9HUaKkMKC+CuXkuS Z6qt499Crz2aSgK4l+P/7gCxGBDzLV6G2qajYLAYXkEEZprZn1NFPlu/ZbLgkbJJ w== Received: from nwd2mta4.analog.com ([137.71.173.58]) by mx0a-00128a01.pphosted.com (PPS) with ESMTPS id 3yuj8satjx-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 19 Jun 2024 08:22:28 -0400 (EDT) Received: from ASHBMBX8.ad.analog.com (ASHBMBX8.ad.analog.com [10.64.17.5]) by nwd2mta4.analog.com (8.14.7/8.14.7) with ESMTP id 45JCMRPj057252 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 19 Jun 2024 08:22:27 -0400 Received: from ASHBMBX8.ad.analog.com (10.64.17.5) by ASHBMBX8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.14; Wed, 19 Jun 2024 08:22:26 -0400 Received: from zeus.spd.analog.com (10.66.68.11) by ashbmbx8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server id 15.2.986.14 via Frontend Transport; Wed, 19 Jun 2024 08:22:26 -0400 Received: from HYB-hYN1yfF7zRm.ad.analog.com (HYB-hYN1yfF7zRm.ad.analog.com [10.48.65.166]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 45JCLWwA017121; Wed, 19 Jun 2024 08:22:18 -0400 From: Ramona Alexandra Nechita To: CC: Ramona Alexandra Nechita , Jonathan Cameron , Lars-Peter Clausen , Cosmin Tanislav , Michael Hennerich , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andy Shevchenko , Nuno Sa , Maksim Kiselev , Marius Cristea , Marcelo Schmitt , Marcus Folkesson , Okan Sahin , Ivan Mikhaylov , Liam Beguin , Mike Looijmans , , Subject: [PATCH v3 1/3] dt-bindings: iio: adc: add a7779 doc Date: Wed, 19 Jun 2024 15:20:44 +0300 Message-ID: <20240619122105.22642-2-ramona.nechita@analog.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240619122105.22642-1-ramona.nechita@analog.com> References: <20240619122105.22642-1-ramona.nechita@analog.com> Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ADIRuleOP-NewSCL: Rule Triggered X-Proofpoint-GUID: AomYQTzuoR_BJrjENTjqShqK-Yh_kBDZ X-Proofpoint-ORIG-GUID: AomYQTzuoR_BJrjENTjqShqK-Yh_kBDZ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.28.16 definitions=2024-06-19_02,2024-06-19_01,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 mlxscore=0 clxscore=1015 lowpriorityscore=0 phishscore=0 bulkscore=0 priorityscore=1501 malwarescore=0 spamscore=0 adultscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2405170001 definitions=main-2406190092 Add dt bindings for adc ad7779. Signed-off-by: Ramona Alexandra Nechita --- .../bindings/iio/adc/adi,ad7779.yaml | 84 +++++++++++++++++++ 1 file changed, 84 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/adi,ad7779.yaml diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7779.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad7779.yaml new file mode 100644 index 000000000000..f1eec656acec --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7779.yaml @@ -0,0 +1,84 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/adi,ad7779.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices AD777X family 8-Channel, 24-Bit, Simultaneous Sampling ADCs + +maintainers: + - Ramona Nechita + +description: | + The AD777X family consist of 8-channel, simultaneous sampling analog-to- + digital converter (ADC). Eight full Σ-Δ ADCs are on-chip. The + AD7771 provides an ultralow input current to allow direct sensor + connection. Each input channel has a programmable gain stage + allowing gains of 1, 2, 4, and 8 to map lower amplitude sensor + outputs into the full-scale ADC input range, maximizing the + dynamic range of the signal chain. + + https://www.analog.com/media/en/technical-documentation/data-sheets/ad7770.pdf + https://www.analog.com/media/en/technical-documentation/data-sheets/ad7771.pdf + https://www.analog.com/media/en/technical-documentation/data-sheets/ad7779.pdf + +$ref: /schemas/spi/spi-peripheral-props.yaml# + +properties: + compatible: + enum: + - adi,ad7770 + - adi,ad7771 + - adi,ad7779 + + reg: + maxItems: 1 + + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + + clocks: + maxItems: 1 + + interrupts: + maxItems: 1 + + vref-supply: + description: + ADC reference voltage supply + + start-gpios: + description: + Pin that controls start synchronization pulse. + maxItems: 1 + + reset-gpios: + maxItems: 1 + +required: + - compatible + - reg + - clocks + +unevaluatedProperties: false + +examples: +- | + #include + spi { + #address-cells = <1>; + #size-cells = <0>; + + adc@0 { + compatible = "adi,ad7779"; + reg = <0>; + vref-supply = <&vref>; + start-gpios = <&gpio0 87 GPIO_ACTIVE_LOW>; + reset-gpios = <&gpio0 93 GPIO_ACTIVE_LOW>; + clocks = <&adc_clk>; + }; + }; +...