From patchwork Thu Jul 16 09:46:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Darius Berghe X-Patchwork-Id: 11667059 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 1721E6C1 for ; Thu, 16 Jul 2020 09:44:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0829D207F9 for ; Thu, 16 Jul 2020 09:44:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726830AbgGPJoK (ORCPT ); Thu, 16 Jul 2020 05:44:10 -0400 Received: from mx0a-00128a01.pphosted.com ([148.163.135.77]:61250 "EHLO mx0a-00128a01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726080AbgGPJoJ (ORCPT ); Thu, 16 Jul 2020 05:44:09 -0400 Received: from pps.filterd (m0167088.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 06G9fcVK032549; Thu, 16 Jul 2020 05:44:08 -0400 Received: from nwd2mta4.analog.com ([137.71.173.58]) by mx0a-00128a01.pphosted.com with ESMTP id 3279gmq8hr-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 16 Jul 2020 05:44:08 -0400 Received: from ASHBMBX9.ad.analog.com (ashbmbx9.ad.analog.com [10.64.17.10]) by nwd2mta4.analog.com (8.14.7/8.14.7) with ESMTP id 06G9i7Et064075 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=FAIL); Thu, 16 Jul 2020 05:44:07 -0400 Received: from ASHBCASHYB5.ad.analog.com (10.64.17.133) by ASHBMBX9.ad.analog.com (10.64.17.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Thu, 16 Jul 2020 05:44:06 -0400 Received: from ASHBMBX9.ad.analog.com (10.64.17.10) by ASHBCASHYB5.ad.analog.com (10.64.17.133) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Thu, 16 Jul 2020 05:44:06 -0400 Received: from zeus.spd.analog.com (10.64.82.11) by ASHBMBX9.ad.analog.com (10.64.17.10) with Microsoft SMTP Server id 15.1.1779.2 via Frontend Transport; Thu, 16 Jul 2020 05:44:06 -0400 Received: from localhost.localdomain ([10.48.65.12]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 06G9i21n001073; Thu, 16 Jul 2020 05:44:05 -0400 From: Darius Berghe To: , CC: Subject: [PATCH v2 1/3] ltc2471: add of_match_table for existing devices Date: Thu, 16 Jul 2020 12:46:09 +0300 Message-ID: <20200716094611.81746-2-darius.berghe@analog.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200716094611.81746-1-darius.berghe@analog.com> References: <20200716094611.81746-1-darius.berghe@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-07-16_05:2020-07-16,2020-07-16 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 lowpriorityscore=0 spamscore=0 impostorscore=0 clxscore=1015 suspectscore=0 priorityscore=1501 mlxscore=0 bulkscore=0 adultscore=0 mlxlogscore=999 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2007160075 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org OF style match table was missing, this commit adds it. Signed-off-by: Darius Berghe --- drivers/iio/adc/ltc2471.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/iio/adc/ltc2471.c b/drivers/iio/adc/ltc2471.c index b88102b751cf..e1c4e966524d 100644 --- a/drivers/iio/adc/ltc2471.c +++ b/drivers/iio/adc/ltc2471.c @@ -14,6 +14,7 @@ #include #include #include +#include enum ltc2471_chips { ltc2471, @@ -144,9 +145,17 @@ static const struct i2c_device_id ltc2471_i2c_id[] = { }; MODULE_DEVICE_TABLE(i2c, ltc2471_i2c_id); +static const struct of_device_id ltc2471_of_match[] = { + { .compatible = "adi,ltc2471" }, + { .compatible = "adi,ltc2473" }, + {} +}; +MODULE_DEVICE_TABLE(of, ltc2471_of_match); + static struct i2c_driver ltc2471_i2c_driver = { .driver = { .name = "ltc2471", + .of_match_table = ltc2471_of_match }, .probe = ltc2471_i2c_probe, .id_table = ltc2471_i2c_id, From patchwork Thu Jul 16 09:46:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Darius Berghe X-Patchwork-Id: 11667055 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 D3B066C1 for ; Thu, 16 Jul 2020 09:44:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C14B92080D for ; Thu, 16 Jul 2020 09:44:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728010AbgGPJoK (ORCPT ); Thu, 16 Jul 2020 05:44:10 -0400 Received: from mx0a-00128a01.pphosted.com ([148.163.135.77]:62048 "EHLO mx0a-00128a01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726769AbgGPJoK (ORCPT ); Thu, 16 Jul 2020 05:44:10 -0400 Received: from pps.filterd (m0167088.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 06G9e8bI031070; Thu, 16 Jul 2020 05:44:09 -0400 Received: from nwd2mta4.analog.com ([137.71.173.58]) by mx0a-00128a01.pphosted.com with ESMTP id 3279gmq8hs-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 16 Jul 2020 05:44:09 -0400 Received: from ASHBMBX9.ad.analog.com (ashbmbx9.ad.analog.com [10.64.17.10]) by nwd2mta4.analog.com (8.14.7/8.14.7) with ESMTP id 06G9i85N064080 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=FAIL); Thu, 16 Jul 2020 05:44:08 -0400 Received: from ASHBCASHYB5.ad.analog.com (10.64.17.133) by ASHBMBX9.ad.analog.com (10.64.17.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Thu, 16 Jul 2020 05:44:07 -0400 Received: from ASHBMBX8.ad.analog.com (10.64.17.5) by ASHBCASHYB5.ad.analog.com (10.64.17.133) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Thu, 16 Jul 2020 05:44:07 -0400 Received: from zeus.spd.analog.com (10.64.82.11) by ASHBMBX8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server id 15.1.1779.2 via Frontend Transport; Thu, 16 Jul 2020 05:44:07 -0400 Received: from localhost.localdomain ([10.48.65.12]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 06G9i21o001073; Thu, 16 Jul 2020 05:44:06 -0400 From: Darius Berghe To: , CC: Subject: [PATCH v2 2/3] ltc2471: ltc2461/ltc2463 compatible strings Date: Thu, 16 Jul 2020 12:46:10 +0300 Message-ID: <20200716094611.81746-3-darius.berghe@analog.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200716094611.81746-1-darius.berghe@analog.com> References: <20200716094611.81746-1-darius.berghe@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-07-16_05:2020-07-16,2020-07-16 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 lowpriorityscore=0 spamscore=0 impostorscore=0 clxscore=1015 suspectscore=0 priorityscore=1501 mlxscore=0 bulkscore=0 adultscore=0 mlxlogscore=999 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2007160075 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Add compatible strings for these devices in the existing ltc2471 driver. Signed-off-by: Darius Berghe --- drivers/iio/adc/ltc2471.c | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) diff --git a/drivers/iio/adc/ltc2471.c b/drivers/iio/adc/ltc2471.c index e1c4e966524d..8c57203b1fe4 100644 --- a/drivers/iio/adc/ltc2471.c +++ b/drivers/iio/adc/ltc2471.c @@ -1,5 +1,7 @@ /* - * Driver for Linear Technology LTC2471 and LTC2473 voltage monitors + * Driver for Linear Technology LTC2461, LTC2463, LTC2471 and LTC2473 voltage + * monitors. + * The LTC2463 is identical to the 2461, but reports a differential signal. * The LTC2473 is identical to the 2471, but reports a differential signal. * * Copyright (C) 2017 Topic Embedded Products @@ -17,8 +19,10 @@ #include enum ltc2471_chips { + ltc2461, + ltc2463, ltc2471, - ltc2473, + ltc2473 }; struct ltc2471_data { @@ -122,7 +126,7 @@ static int ltc2471_i2c_probe(struct i2c_client *client, indio_dev->name = id->name; indio_dev->info = <c2471_info; indio_dev->modes = INDIO_DIRECT_MODE; - if (id->driver_data == ltc2473) + if (id->driver_data == ltc2473 || id->driver_data == ltc2463) indio_dev->channels = ltc2473_channel; else indio_dev->channels = ltc2471_channel; @@ -139,6 +143,8 @@ static int ltc2471_i2c_probe(struct i2c_client *client, } static const struct i2c_device_id ltc2471_i2c_id[] = { + { "ltc2461", ltc2461 }, + { "ltc2463", ltc2463 }, { "ltc2471", ltc2471 }, { "ltc2473", ltc2473 }, {} @@ -146,6 +152,8 @@ static const struct i2c_device_id ltc2471_i2c_id[] = { MODULE_DEVICE_TABLE(i2c, ltc2471_i2c_id); static const struct of_device_id ltc2471_of_match[] = { + { .compatible = "adi,ltc2461" }, + { .compatible = "adi,ltc2463" }, { .compatible = "adi,ltc2471" }, { .compatible = "adi,ltc2473" }, {} @@ -163,6 +171,6 @@ static struct i2c_driver ltc2471_i2c_driver = { module_i2c_driver(ltc2471_i2c_driver); -MODULE_DESCRIPTION("LTC2471/LTC2473 ADC driver"); +MODULE_DESCRIPTION("LTC2461/LTC2463/LTC2471/LTC2473 ADC driver"); MODULE_AUTHOR("Topic Embedded Products"); MODULE_LICENSE("GPL v2"); From patchwork Thu Jul 16 09:46:11 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Darius Berghe X-Patchwork-Id: 11667057 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 E31DE722 for ; 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Thu, 16 Jul 2020 05:44:09 -0400 Received: from SCSQMBX10.ad.analog.com (10.77.17.5) by SCSQMBX10.ad.analog.com (10.77.17.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Thu, 16 Jul 2020 02:44:08 -0700 Received: from zeus.spd.analog.com (10.64.82.11) by SCSQMBX10.ad.analog.com (10.77.17.5) with Microsoft SMTP Server id 15.1.1779.2 via Frontend Transport; Thu, 16 Jul 2020 02:44:08 -0700 Received: from localhost.localdomain ([10.48.65.12]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 06G9i21p001073; Thu, 16 Jul 2020 05:44:07 -0400 From: Darius Berghe To: , CC: Subject: [PATCH v2 3/3] ltc2471 driver yaml Date: Thu, 16 Jul 2020 12:46:11 +0300 Message-ID: <20200716094611.81746-4-darius.berghe@analog.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200716094611.81746-1-darius.berghe@analog.com> References: <20200716094611.81746-1-darius.berghe@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-07-16_05:2020-07-16,2020-07-16 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 lowpriorityscore=0 spamscore=0 impostorscore=0 clxscore=1015 suspectscore=0 priorityscore=1501 mlxscore=0 bulkscore=0 adultscore=0 mlxlogscore=999 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2007160075 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Add dt binding documentation for ltc2471 driver. This covers all supported devices. Signed-off-by: Darius Berghe --- .../bindings/iio/adc/adi,ltc2471.yaml | 49 +++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/adi,ltc2471.yaml diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ltc2471.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ltc2471.yaml new file mode 100644 index 000000000000..d5b35a1fa651 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/adi,ltc2471.yaml @@ -0,0 +1,49 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright 2020 Analog Devices Inc. +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/bindings/iio/adc/adi,ltc2471.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices LTC2471 16-bit I2C Sigma-Delta ADC + +maintainers: + - Mike Looijmans + +description: | + Analog Devices LTC2461 (single-ended) and LTC2463 (differential) 16-bit + I2C Sigma-Delta ADC with 60sps output rate. + https://www.analog.com/media/en/technical-documentation/data-sheets/24613fa.pdf + + Analog Devices LTC2471 (single-ended) and LTC2473 (differential) 16-bit + I2C Sigma-Delta ADC with selectable 208/833sps output rate. + https://www.analog.com/media/en/technical-documentation/data-sheets/24713fb.pdf + +properties: + compatible: + enum: + - adi,ltc2461 + - adi,ltc2463 + - adi,ltc2471 + - adi,ltc2473 + + reg: + maxItems: 1 + + avcc-supply: + description: + Phandle to the Avcc power supply (2.7V - 5.5V) + +required: + - compatible + - reg + +examples: + - | + i2c0 { + adc@14 { + compatible = "adi,ltc2461"; + reg = <0x14>; + }; + }; +