From patchwork Mon Nov 11 20:34:44 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Tremblay X-Patchwork-Id: 11237687 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 37F9C159A for ; Mon, 11 Nov 2019 20:35:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 15AA7206BA for ; Mon, 11 Nov 2019 20:35:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=distech-controls.com header.i=@distech-controls.com header.b="UFE1uVkG" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727338AbfKKUf3 (ORCPT ); Mon, 11 Nov 2019 15:35:29 -0500 Received: from mx0a-002ab301.pphosted.com ([148.163.150.161]:12218 "EHLO mx0a-002ab301.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727058AbfKKUf3 (ORCPT ); Mon, 11 Nov 2019 15:35:29 -0500 Received: from pps.filterd (m0118790.ppops.net [127.0.0.1]) by mx0a-002ab301.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id xABKUZSu001174; Mon, 11 Nov 2019 15:33:41 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=distech-controls.com; h=from : to : cc : subject : date : message-id : in-reply-to : references; s=pps-02182019; bh=i8W1Kx6gS9Qjmej33Wdv7QX7i8E1UTb/tj0cbJcmhhg=; b=UFE1uVkGwc+TEOWLwzDwqrloU0FvBX3guVlFsIO6rDzuE3AfUaTID3IckYPtvLozVHVQ cTOxczANJ46XeJltF8eK10BEfMNow7o0wx5WgeFfwtgAS9U5PmzNJoJoWA/36rIrPb7U QCLUcPdn8L8Rnw1RRUkbgafRJylAuSxGh9q+u4wfGKHs+YpY9o2HVhnUpk2k4stdDxzx Nz6sUSvO+mykUwgZ7Ze+wY34NWodTfjn8pXfMGV3z7uRQ6OFO5j+MMCbWz4SZs2DoSNi /cWUCgywW5zd6Beezf+2zf+gpKF0b0zVE/GQmU8uPweQpo/ZVbLUds7bnZQjPvGyLKMi Tw== Received: from pp-smtp-02.acuitylightinggroup.com ([170.76.205.10]) by mx0a-002ab301.pphosted.com with ESMTP id 2w7cv484pw-1; Mon, 11 Nov 2019 15:33:41 -0500 Received: from pps.filterd (pp-smtp-02.acuitylightinggroup.com [127.0.0.1]) by pp-smtp-02.acuitylightinggroup.com (8.16.0.27/8.16.0.27) with SMTP id xABKWj6k021872; Mon, 11 Nov 2019 15:33:41 -0500 Received: from inf-dsk-207.acuitylightinggroup.com (inf-dsk-207.acuitylightinggroup.com [10.59.79.18]) by pp-smtp-02.acuitylightinggroup.com with ESMTP id 2w5rqdr7yt-2; Mon, 11 Nov 2019 15:33:41 -0500 From: etremblay@distech-controls.com To: linux@roeck-us.net, linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org, linux-doc@vger.kernel.org Cc: jdelvare@suse.com, robh+dt@kernel.org, mark.rutland@arm.com, corbet@lwn.net Subject: [PATCH v7 1/2] dt-bindings: hwmon: Add TMP512/513 Date: Mon, 11 Nov 2019 15:34:44 -0500 Message-Id: <20191111203445.27130-2-etremblay@distech-controls.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191111203445.27130-1-etremblay@distech-controls.com> References: <20191111203445.27130-1-etremblay@distech-controls.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-11-11_06:,, signatures=0 X-Proofpoint-Processed: True X-Proofpoint-Spam-Details: rule=outbound_spam_notspam policy=outbound_spam score=0 malwarescore=0 mlxlogscore=999 priorityscore=1501 mlxscore=0 adultscore=0 phishscore=0 impostorscore=0 clxscore=1015 lowpriorityscore=0 bulkscore=0 spamscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1910280000 definitions=main-1911110179 Sender: linux-hwmon-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-hwmon@vger.kernel.org From: Eric Tremblay Document the TMP513/512 device devicetree bindings Signed-off-by: Eric Tremblay --- .../devicetree/bindings/hwmon/ti,tmp513.yaml | 89 +++++++++++++++++++ 1 file changed, 89 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwmon/ti,tmp513.yaml diff --git a/Documentation/devicetree/bindings/hwmon/ti,tmp513.yaml b/Documentation/devicetree/bindings/hwmon/ti,tmp513.yaml new file mode 100644 index 000000000000..de4ed3645e0f --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ti,tmp513.yaml @@ -0,0 +1,89 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/ti,tmp513.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TMP513/512 system monitor sensor + +maintainers: + - Eric Tremblay + +description: | + This driver implements support for Texas Instruments TMP512, and TMP513. + The TMP512 (dual-channel) and TMP513 (triple-channel) are system monitors + that include remote sensors, a local temperature sensor, and a high-side + current shunt monitor. These system monitors have the capability of measuring + remote temperatures, on-chip temperatures, and system voltage/power/current + consumption. + + Datasheets: + http://www.ti.com/lit/gpn/tmp513 + http://www.ti.com/lit/gpn/tmp512 + + +properties: + compatible: + enum: + - ti,tmp512 + - ti,tmp513 + + reg: + maxItems: 1 + + shunt-resistor-micro-ohms: + description: | + If 0, the calibration process will be skiped and the current and power + measurement engine will not work. Temperature and voltage measurement + will continue to work. The shunt value also need to respect: + rshunt <= pga-gain * 40 * 1000 * 1000. + If not, it's not possible to compute a valid calibration value. + default: 1000 + + ti,pga-gain: + description: | + The gain value for the PGA function. This is 8, 4, 2 or 1. + The PGA gain affect the shunt voltage range. + The range will be equal to: pga-gain * 40mV + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + enum: [1, 2, 4, 8] + default: 8 + + ti,bus-range-microvolt: + description: | + This is the operating range of the bus voltage in microvolt + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + enum: [16000000, 32000000] + default: 32000000 + + ti,nfactor: + description: | + Array of three(TMP513) or two(TMP512) n-Factor value for each remote + temperature channel. + See datasheet Table 11 for n-Factor range list and value interpretation. + allOf: + - $ref: /schemas/types.yaml#definitions/uint8-array + - minItems: 2 + maxItems: 3 + items: + default: 0 + +required: + - compatible + - reg + +examples: + - | + i2c { + tmp513@5c { + compatible = "ti,tmp513"; + reg = <0x5C>; + shunt-resistor-micro-ohms = <330000>; + ti,bus-range-microvolt = <32000000>; + ti,pga-gain = <8>; + ti,nfactor = [01 F3 00]; + }; + };