From patchwork Sun Apr 12 18:36:56 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 202167 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 79CE9C2BB86 for ; Sun, 12 Apr 2020 18:37:27 +0000 (UTC) Received: from vger.kernel.org (unknown [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 49FD32073E for ; Sun, 12 Apr 2020 18:37:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="lAcwANLe" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 49FD32073E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=devicetree-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727667AbgDLSh0 (ORCPT ); Sun, 12 Apr 2020 14:37:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.18]:45162 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727329AbgDLShZ (ORCPT ); Sun, 12 Apr 2020 14:37:25 -0400 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 18A4FC0A3BF0; Sun, 12 Apr 2020 11:37:26 -0700 (PDT) Received: from localhost.localdomain (unknown [157.50.0.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B4EC62070A; Sun, 12 Apr 2020 18:37:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586716645; bh=yk8SbKnc9fDFKtdOOT2dziga/vvPgDy1h6NydsFTrIc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lAcwANLeFMfmsuGTIfPO4XoKXJK2pzY8I7eOgX+D5thJpfKRMWNOy1yekjXnpHLO6 JVOiDSEu8oTyXGEzlSZt4XoHYZOiQxdmi4RTlGKxTlZ1mMeD12zmfjjssPZs9xUpVY yhMD/4FDLlhKAbwHvlQ+Wxu4Ige+wmJFHwn6WR3U= From: mani@kernel.org To: jic23@kernel.org, robh+dt@kernel.org, narcisaanamaria12@gmail.com Cc: knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Manivannan Sadhasivam Subject: [PATCH 1/3] dt-bindings: iio: chemical: Add binding for CCS811 VOC sensor Date: Mon, 13 Apr 2020 00:06:56 +0530 Message-Id: <20200412183658.6755-2-mani@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200412183658.6755-1-mani@kernel.org> References: <20200412183658.6755-1-mani@kernel.org> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Manivannan Sadhasivam This commit adds devicetree binding for AMS CCS811 VOC sensor. Signed-off-by: Manivannan Sadhasivam --- .../bindings/iio/chemical/ams,ccs811.yaml | 50 +++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/chemical/ams,ccs811.yaml diff --git a/Documentation/devicetree/bindings/iio/chemical/ams,ccs811.yaml b/Documentation/devicetree/bindings/iio/chemical/ams,ccs811.yaml new file mode 100644 index 000000000000..564208af7b2b --- /dev/null +++ b/Documentation/devicetree/bindings/iio/chemical/ams,ccs811.yaml @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/chemical/ams,ccs811.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: AMS CCS811 VOC Sensor + +maintainers: + - Narcisa Vasile + +description: | + Ultra-Low Power Digital Gas Sensor for Monitoring Indoor Air Quality. + +properties: + compatible: + enum: + - ams,ccs811 + reg: + maxItems: 1 + + reset-gpios: + description: GPIO connected to the nRESET line. This is an active low + input to CCS811. + maxItems: 1 + + wakeup-gpios: + description: GPIO connected to the nWAKE line. This is an active low + input to CCS811. + maxItems: 1 + +required: + - compatible + - reg + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + ccs811@5b { + compatible = "ams,ccs811"; + reg = <0x5b>; + reset-gpios = <&gpioa 11 GPIO_ACTIVE_LOW>; + wakeup-gpios = <&gpioa 12 GPIO_ACTIVE_LOW>; + }; + }; + +... From patchwork Sun Apr 12 18:36:58 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 202166 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 87384C2BB55 for ; Sun, 12 Apr 2020 18:37:38 +0000 (UTC) Received: from vger.kernel.org (unknown [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5407320692 for ; Sun, 12 Apr 2020 18:37:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="WWnDmj8x" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5407320692 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=devicetree-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727715AbgDLShh (ORCPT ); Sun, 12 Apr 2020 14:37:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.18]:45196 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727329AbgDLShh (ORCPT ); Sun, 12 Apr 2020 14:37:37 -0400 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5BD5FC0A3BF0; Sun, 12 Apr 2020 11:37:37 -0700 (PDT) Received: from localhost.localdomain (unknown [157.50.0.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2AE19206E9; Sun, 12 Apr 2020 18:37:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586716657; bh=+4nGmS/2SoiWlHxBXiY+53betQazRPy4c45SXrQ0PSo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WWnDmj8xgsdmMQ+UlQdI90U5cWeh7IcuORT6yyISAA1PTR0tEpBpy86CyokkRi8cI GSPx2daG3B6Wx+hHhL4Lc5notaPTxcccQ2Lxp+pzCjWHu45GG2x3/HjJmubhh8DHiY tjO9YDa/BBJLlSR9bFMRTgUElxBpPdwPVZqPGoL0= From: mani@kernel.org To: jic23@kernel.org, robh+dt@kernel.org, narcisaanamaria12@gmail.com Cc: knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Manivannan Sadhasivam Subject: [PATCH 3/3] iio: chemical: Add OF match table for CCS811 VOC sensor Date: Mon, 13 Apr 2020 00:06:58 +0530 Message-Id: <20200412183658.6755-4-mani@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200412183658.6755-1-mani@kernel.org> References: <20200412183658.6755-1-mani@kernel.org> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Manivannan Sadhasivam Add devicetree OF match table support for CCS811 VOC sensor. Signed-off-by: Manivannan Sadhasivam --- drivers/iio/chemical/ccs811.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/iio/chemical/ccs811.c b/drivers/iio/chemical/ccs811.c index 6cd92c49c348..313931208f61 100644 --- a/drivers/iio/chemical/ccs811.c +++ b/drivers/iio/chemical/ccs811.c @@ -24,6 +24,7 @@ #include #include #include +#include #define CCS811_STATUS 0x00 #define CCS811_MEAS_MODE 0x01 @@ -538,9 +539,16 @@ static const struct i2c_device_id ccs811_id[] = { }; MODULE_DEVICE_TABLE(i2c, ccs811_id); +static const struct of_device_id ccs811_dt_ids[] = { + { .compatible = "ams,ccs811" }, + { } +}; +MODULE_DEVICE_TABLE(of, ccs811_dt_ids); + static struct i2c_driver ccs811_driver = { .driver = { .name = "ccs811", + .of_match_table = of_match_ptr(ccs811_dt_ids), }, .probe = ccs811_probe, .remove = ccs811_remove,