From patchwork Wed Apr 9 02:43:06 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gyeyoung Baek X-Patchwork-Id: 14044014 Received: from mail-pg1-f170.google.com (mail-pg1-f170.google.com [209.85.215.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5F1635D477; Wed, 9 Apr 2025 02:44:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.170 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744166690; cv=none; b=btu9Oi5KpK05Q/j9UG4Tof+on1iqBzKw2SH8ft6YNKOn6fQrEO6cx04Yj439u/BRZPK+9UNjUdzDUxUFpGg/VyEgRmJfrmmR/QsCdIMzLi0QjMIWfrglUvRVFomeZ3qqbEn26Y15HzILv+tuKss6o6VQsGSXW0LWwksjgM+C8Pw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744166690; c=relaxed/simple; bh=wFOkiMLspFALPjSpgFRnQQzkDzABkgmIBO4EFc5XGtk=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=XgWrkMmlOTakrIhMOjOd9CpCKoq+zcLqRE8aU32WD6JcBCBQ+ltv9DlseYGE1lCXQH+L3zRkXJ467dMLVWtKxUTgThK7h2/Lr3B6SkkYqV60RYB3UDlVldNfkIS5plOxdestNERgRjhOEdgU7s3YsA04nLL1Yf9kDA6y07JFnSg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=iLA1yC6r; arc=none smtp.client-ip=209.85.215.170 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="iLA1yC6r" Received: by mail-pg1-f170.google.com with SMTP id 41be03b00d2f7-af579e46b5dso4155798a12.3; Tue, 08 Apr 2025 19:44:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1744166687; x=1744771487; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=4NB1yrEv/gd13pBKMjpod5v8tFI+oBcUScr50TkD56M=; b=iLA1yC6r00YUk5mep2CrlTNHSrEgPHTK6PBxFPaZbqZf+waYjJH/wA9RR/xIm2nV6z AKvGdabOPUjYn6LuJcd2v0zc5LWyGlfhslhv6SeDsjcywxo14lGG5SyFUXFqfHQXNn31 zeGg9/OhQxcWocgkKWyO+hNVKhVNv0XUfia/a6GhE4h3ULA6ubv5UWRZ3ZZfw+oQk2Bw tvPv9XS3GeBz8K02v3gkIinfmIwu1T60LOZ0JNB4tQh3X2BqXzGyrezFgcBYUIsZL0b5 KgOorJtTPUPqSbdQB4vqD8fOZaC7TKDtks7KYZr5iyBBYlh1sS5Amrfa4D93EkTEfMDn U0vA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1744166687; x=1744771487; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=4NB1yrEv/gd13pBKMjpod5v8tFI+oBcUScr50TkD56M=; b=RfH6874dytgB/G8T97U4ax5vGTeOW4Uur1AessWGhuOVtIBhv0e1l/vBuVi5k/C7JU ceVP1a1JsR5mjqzBEtBVlmtVpkIqcIv3WBF9ptaBQhctcNPlaaPYNx1PKHsdrm2aieG6 n4A0DeCr5WXs/kzflb/VHQAuH/EE4FzPK99C7LljjjeKgrJdo+cXQ34/xYR7q7f5+Zk5 3gRJkjHIyE2sqH++jBg7aGif7HH7fqAY2DF+n1YSTFux5DYa6gsbxT7fxfjvzelxml7E IEfoZuVKo+01/F4pxQUmhZPosYeYuQnE9WiWxuqCnxvyv1+GkBthgbdeY9L5Fd8EuajG SIzA== X-Forwarded-Encrypted: i=1; AJvYcCVY0xjBtz1RQ2VFpzgPvVrufs0AMg43JB6BEnixs2sGH7B6MdPzVGfKfufUy2ZAdQfDC/+0GlDAjS0B@vger.kernel.org, AJvYcCWCOPF6acBfAUJgXT+ysWUwiudpX4gzA6WxZMpu+vmiT8VWmnyGnlrersr7OeZc1C6Jqjz7SbMyfaQE@vger.kernel.org X-Gm-Message-State: AOJu0Yzc6JT7zbaZr+QtxeBghOfvBIZ/c6Tnf4onUmDbIWmFxFWZGoQy cJiIwg07vdqUBMKG0t+zMD3Atm088N3UFuUbJ0/Cw5UHPuNeId5I X-Gm-Gg: ASbGncuTnecfJoVeTqu9LDLJamX5Zhg8xgZ8ZN1oAvrp+mEklpryiJg+LPG3dk9e2ws XfvloseVpXSsOSJD6qtlYXjPz0ERfYmA62prVlGWx0FdzmYC3UryjcwYFZLMx8hbZ0auPsiF/h/ VoekUdyYxpBsNR+5P9q0KxfpQ+pp2kui3lJ9EGNAcuWY3/HZr1QR82asECKztMYx0zaPhNWQg9X og4J2TtdS8Q8TjMHi7qSm+yQJUYF4vgnGZoghJMhCmVnRrdgiFffE5XHpR/AXCg7g23/Q0bIc3E vxj1YW1WuoPrVwlqJ9glQGz5oZGBU+uIfURQkAvLlQR/9jRGCw== X-Google-Smtp-Source: AGHT+IG56hyShGt4RxgroS75C1kgabEP8DvBwlC17oiVRM4kkVyHfYzX+g+4U9jw5k6GklU+S+5UrQ== X-Received: by 2002:a05:6a20:12d2:b0:1f5:6f61:a0c2 with SMTP id adf61e73a8af0-201592af1bamr2111607637.34.1744166687514; Tue, 08 Apr 2025 19:44:47 -0700 (PDT) Received: from gye-ThinkPad-T590.. ([61.108.38.194]) by smtp.googlemail.com with ESMTPSA id 41be03b00d2f7-b02a2d3abffsm114028a12.48.2025.04.08.19.44.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Apr 2025 19:44:47 -0700 (PDT) From: Gyeyoung Baek To: jic23@kernel.org Cc: Gyeyoung Baek , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Subject: [PATCH v3 0/4] add support for winsen MHZ19B CO2 sensor Date: Wed, 9 Apr 2025 11:43:06 +0900 Message-Id: <20250409024311.19466-1-gye976@gmail.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Datasheet: https://www.winsen-sensor.com/d/files/infrared-gas-sensor/mh-z19b-co2-ver1_0.pdf v3: - Add vin supply regulator. - Drop custom ABI. - Drop unnecessary mutex. v2: - Add ABI doc. - Add complete struct to receive UART transmission successfully. - Add undersigned as a maintainer for the WINSEN MHZ19B. - Modify to comply with the IIO subsystem ABI as much as possible. - Revise the coding style overall. Gyeyoung Baek (4): dt-bindings: add winsen to the vendor prefixes dt-bindings: add device tree support for winsen MHZ19B CO2 sensor iio: chemical: add support for winsen MHZ19B CO2 sensor MAINTAINERS: Add WINSEN MHZ19B .../bindings/iio/chemical/winsen,mhz19b.yaml | 33 ++ .../devicetree/bindings/vendor-prefixes.yaml | 2 + MAINTAINERS | 6 + drivers/iio/chemical/Kconfig | 10 + drivers/iio/chemical/Makefile | 1 + drivers/iio/chemical/mhz19b.c | 347 ++++++++++++++++++ 6 files changed, 399 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/chemical/winsen,mhz19b.yaml create mode 100644 drivers/iio/chemical/mhz19b.c --- 2.34.1