From patchwork Sat Oct 31 18:48:15 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jonathan Cameron X-Patchwork-Id: 11871655 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 3F9D21130 for ; Sat, 31 Oct 2020 18:51:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 26E1920739 for ; Sat, 31 Oct 2020 18:51:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1604170299; bh=MaZ6juAQAdHg0lqTc61n3ArH0OeqT0UeAm+1s/Ey5bU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=echVJOZl+9cIKK/ZBiOQcHatKhAZo/fgsvHoBUEuTSTtIuD/ZvNoUhZyRXuzv8Rc9 BOIiXijTcIMC71Be1ELcbpH/xlMJzdZJBy4V1UeLj+kXCCgFQtACJlR/jab9BCbNk1 UA29Y5SzyMW66RRSO+g/jDx9zFRWZh6K3uQdFJLU= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728405AbgJaSvi (ORCPT ); Sat, 31 Oct 2020 14:51:38 -0400 Received: from mail.kernel.org ([198.145.29.99]:34754 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728399AbgJaSvi (ORCPT ); Sat, 31 Oct 2020 14:51:38 -0400 Received: from localhost.localdomain (cpc149474-cmbg20-2-0-cust94.5-4.cable.virginm.net [82.4.196.95]) (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 A6C2320706; Sat, 31 Oct 2020 18:51:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1604170297; bh=MaZ6juAQAdHg0lqTc61n3ArH0OeqT0UeAm+1s/Ey5bU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=obWHc3kULienRvsK2Ombc2HQVI5ou+4ztA4MD8ieP/q2r4iucp/0mvflUQAlkoEV8 fOEXxyUHatc3zxkgBDCEjDm+AdV9riLh9XASGFt8O3laS+wPBxDrVVrUADRmvEm657 ZiO+CtfNdyVWf5QEAsuVXW6nzPfEnEWlHhvPuRKs= From: Jonathan Cameron To: linux-iio@vger.kernel.org, Rob Herring , devicetree@vger.kernel.org Cc: Jonathan Cameron , "Andrew F . Davis" Subject: [PATCH 07/46] dt-bindings:iio:health:ti,afe4403: txt to yaml binding Date: Sat, 31 Oct 2020 18:48:15 +0000 Message-Id: <20201031184854.745828-8-jic23@kernel.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201031184854.745828-1-jic23@kernel.org> References: <20201031184854.745828-1-jic23@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org From: Jonathan Cameron A few questions came up whilst converting this one. 1) What is actually required? - Checking Linux driver, interrupt is not, and the tx-supply could be supplied by a stub regulator as long as it's always on. As such I have reduced the required list to just compatible and reg. 2) What is the regulator called? - It's tx-supply in the binding doc, but the driver request tx_sup I've left this alone for now. Andrew could you confirm what is intended for this? Signed-off-by: Jonathan Cameron Cc: Andrew F. Davis --- .../bindings/iio/health/afe4403.txt | 33 ------------ .../bindings/iio/health/ti,afe4403.yaml | 54 +++++++++++++++++++ 2 files changed, 54 insertions(+), 33 deletions(-) diff --git a/Documentation/devicetree/bindings/iio/health/afe4403.txt b/Documentation/devicetree/bindings/iio/health/afe4403.txt deleted file mode 100644 index 8e412054d6d5..000000000000 --- a/Documentation/devicetree/bindings/iio/health/afe4403.txt +++ /dev/null @@ -1,33 +0,0 @@ -Texas Instruments AFE4403 Heart rate and Pulse Oximeter - -Required properties: - - compatible : Should be "ti,afe4403". - - reg : SPI chip select address of device. - - tx-supply : Regulator supply to transmitting LEDs. - - interrupts : The interrupt line the device ADC_RDY pin is - connected to. For details refer to, - ../../interrupt-controller/interrupts.txt. - -Optional properties: - - reset-gpios : GPIO used to reset the device. - For details refer to, ../../gpio/gpio.txt. - -For other required and optional properties of SPI slave nodes -please refer to ../../spi/spi-bus.txt. - -Example: - -&spi0 { - heart_mon@0 { - compatible = "ti,afe4403"; - reg = <0>; - spi-max-frequency = <10000000>; - - tx-supply = <&vbat>; - - interrupt-parent = <&gpio1>; - interrupts = <28 IRQ_TYPE_EDGE_RISING>; - - reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>; - }; -}; diff --git a/Documentation/devicetree/bindings/iio/health/ti,afe4403.yaml b/Documentation/devicetree/bindings/iio/health/ti,afe4403.yaml new file mode 100644 index 000000000000..5c86db65c033 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/health/ti,afe4403.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/health/ti,afe4403.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments AFE4403 Heart rate and Pulse Oximeter + +maintainers: + - Andrew F. Davis + +properties: + compatible: + const: ti,afe4403 + + reg: + maxItems: 1 + + tx-supply: + description: Supply to transmitting LEDs. + + interrupts: + maxItems: 1 + description: Connected to ADC_RDY pin. + + reset-gpios: true + + spi-max-frequency: true + +additionalProperties: false + +required: + - compatible + - reg + +examples: + - | + #include + #include + spi { + #address-cells = <1>; + #size-cells = <0>; + + heart_mon@0 { + compatible = "ti,afe4403"; + reg = <0>; + spi-max-frequency = <10000000>; + tx-supply = <&vbat>; + interrupt-parent = <&gpio1>; + interrupts = <28 IRQ_TYPE_EDGE_RISING>; + reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>; + }; + }; +...