From patchwork Mon Feb 17 23:46:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Packham X-Patchwork-Id: 204666 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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 E39E8C34022 for ; Mon, 17 Feb 2020 23:47:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B423020836 for ; Mon, 17 Feb 2020 23:47:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=alliedtelesis.co.nz header.i=@alliedtelesis.co.nz header.b="diM4mqD6" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726002AbgBQXrE (ORCPT ); Mon, 17 Feb 2020 18:47:04 -0500 Received: from gate2.alliedtelesis.co.nz ([202.36.163.20]:48796 "EHLO gate2.alliedtelesis.co.nz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726245AbgBQXrD (ORCPT ); Mon, 17 Feb 2020 18:47:03 -0500 Received: from mmarshal3.atlnz.lc (mmarshal3.atlnz.lc [10.32.18.43]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by gate2.alliedtelesis.co.nz (Postfix) with ESMTPS id 6EEBF891AA; Tue, 18 Feb 2020 12:47:00 +1300 (NZDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alliedtelesis.co.nz; s=mail181024; t=1581983220; bh=1a/51WDLn9XkdpMM9d1aDZunsHAxv048R7hDlfT3FEc=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=diM4mqD6s1TuhntWRO9wJmnVRCDRUpti2kBmaE8UQ0XjxJ4lcGEHhfQ7x8uWyDpTs cpgSNlhWR69TYY+Y+2PM5pHkJLq+maXIge/t3Nctrh4c6SyrN5SfSxKwzeD2Db/Fl1 YN/XD6iFbWgFFHZn34z0HNQfRHSw/YxGtZ4ULHU/SfK+YKDQAvNC7ViugGMfENsMFT Dh2EJF69VbwiOrHXhL74KrJOyGwtmeJU55XlJ2YVq1eNC9EoH0r2imEyCLg2ZYYYBj D5E6rT16ULfUVE7/YzM4RWHOjno7yLlpkfUzCfEMd3M5bOKNV5Uu0UouOC2kWn0u9I 8FvxMcDLStoXA== Received: from smtp (Not Verified[10.32.16.33]) by mmarshal3.atlnz.lc with Trustwave SEG (v7, 5, 8, 10121) id ; Tue, 18 Feb 2020 12:46:59 +1300 Received: from chrisp-dl.ws.atlnz.lc (chrisp-dl.ws.atlnz.lc [10.33.22.20]) by smtp (Postfix) with ESMTP id CAF9E13EED4; Tue, 18 Feb 2020 12:46:59 +1300 (NZDT) Received: by chrisp-dl.ws.atlnz.lc (Postfix, from userid 1030) id 4745D28006C; Tue, 18 Feb 2020 12:47:00 +1300 (NZDT) From: Chris Packham To: jdelvare@suse.com, linux@roeck-us.net, robh+dt@kernel.org, mark.rutland@arm.com Cc: logan.shaw@alliedtelesis.co.nz, linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Chris Packham Subject: [PATCH 3/5] dt-bindings: hwmon: Document adt7475 invert-pwm property Date: Tue, 18 Feb 2020 12:46:55 +1300 Message-Id: <20200217234657.9413-4-chris.packham@alliedtelesis.co.nz> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200217234657.9413-1-chris.packham@alliedtelesis.co.nz> References: <20200217234657.9413-1-chris.packham@alliedtelesis.co.nz> MIME-Version: 1.0 x-atlnz-ls: pat Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add binding information for the invert-pwm property. Signed-off-by: Chris Packham --- Documentation/devicetree/bindings/hwmon/adt7475.yaml | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Documentation/devicetree/bindings/hwmon/adt7475.yaml b/Documentation/devicetree/bindings/hwmon/adt7475.yaml index 61da90c82649..c11c9a3d9a64 100644 --- a/Documentation/devicetree/bindings/hwmon/adt7475.yaml +++ b/Documentation/devicetree/bindings/hwmon/adt7475.yaml @@ -50,6 +50,17 @@ patternProperties: not bypassed. If the property is absent then the attenuator retains it's configuration from the bios/bootloader. + "^invert-pwm[1-3]$": + maxItems: 1 + minimum: 0 + maximum: 1 + description: | + Configures the pwm output to use inverted logic. If set to 1 + the pwm uses a logic low output for 100% duty cycle. If set + to 0 the pwm uses a logic high output for 100% duty cycle. + If the property is absent the pwm retains it's configuration + from the bios/bootloader. + required: - compatible - reg @@ -65,6 +76,7 @@ examples: reg = <0x2e>; bypass-attenuator-in0 = <1>; bypass-attenuator-in1 = <0>; + invert-pwm1 = <1>; }; };