From patchwork Mon May 10 11:30:22 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matti Vaittinen X-Patchwork-Id: 1476327 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4FdzRn5WhRz9sW8 for ; Mon, 10 May 2021 21:32:21 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236634AbhEJLdY (ORCPT ); Mon, 10 May 2021 07:33:24 -0400 Received: from mail-lf1-f51.google.com ([209.85.167.51]:34538 "EHLO mail-lf1-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236251AbhEJLbf (ORCPT ); Mon, 10 May 2021 07:31:35 -0400 Received: by mail-lf1-f51.google.com with SMTP id z13so22854087lft.1; Mon, 10 May 2021 04:30:29 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=rPqAfqjhbovDywyUEoxgVrHpNkqVf0/mG9wUC0T9QPI=; b=gd0bFIDGaJe7Dwtou/Hk8Q94469+n3WGZsmyNIWjkEDVoror0PTxpB9ekwZE426NRr fIjZxMfjTo3UkNoKqgrgljoSym32mC0+0lU16p/KqjMTwNdo6ShNJiEfGR6DkMq/89IN ozOH6mjvHmOJD0e5Pel+DpEPOyfYKo8E5V3qi1EMivzIErDfDsCLvLP6J+LGZ8dVt4fV S77UMEJr+9SbinDbre0CsxA+eJ/jWn38SZNNLaqctLg/d79nYbKXcyN+E1ickNMXisIZ oF0cPjUeVNKZIam4Pr+tVaEKApQGrzQEFA3TxkJZW4FIzYtqCuxivfMiLj0VNiSNuOfp 9Cfw== X-Gm-Message-State: AOAM533/WCTlilN59q9fAiItUhZ4hw4s/jNRO/D0X0iuHlk1xFonVWmM Esh2NyjzCafh4nzcfktAUT7WYKGCnd9wNA== X-Google-Smtp-Source: ABdhPJxUMvqcJGutORFQCWC7QignwID20u6MYAfU9ak77iX67hNQsAfEcSEygY1wcXPYoykVCIRyDg== X-Received: by 2002:a19:ac0d:: with SMTP id g13mr16813491lfc.1.1620646228709; Mon, 10 May 2021 04:30:28 -0700 (PDT) Received: from localhost.localdomain (dc7vkhyyyyyyyyyyyyyby-3.rev.dnainternet.fi. [2001:14ba:16e2:8300::2]) by smtp.gmail.com with ESMTPSA id t10sm946619ljj.44.2021.05.10.04.30.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 10 May 2021 04:30:28 -0700 (PDT) Date: Mon, 10 May 2021 14:30:22 +0300 From: Matti Vaittinen To: Matti Vaittinen , Matti Vaittinen Cc: Mark Brown , Kees Cook , Andy Shevchenko , Zhang Rui , Guenter Roeck , "agross@kernel.org" , "devicetree@vger.kernel.org" , linux-power , "linux-kernel@vger.kernel.org" , "linux-renesas-soc@vger.kernel.org" , "linux-arm-msm@vger.kernel.org" , "bjorn.andersson@linaro.org" , "lgirdwood@gmail.com" , "robh+dt@kernel.org" Subject: [PATCH v9 07/10] dt-bindings: regulator: bd9576 add FET ON-resistance for OCW Message-ID: References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org BD9576MUF provides over-current protection and detection. Current is measured as voltage loss over external FET. Allow specifying FET's on resistance so current monitoring limits can be converted to voltages. Signed-off-by: Matti Vaittinen Reviewed-by: Rob Herring --- v5 onwards: - No changes v4: - Fixed the description indentiation --- .../bindings/regulator/rohm,bd9576-regulator.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/regulator/rohm,bd9576-regulator.yaml b/Documentation/devicetree/bindings/regulator/rohm,bd9576-regulator.yaml index b6515a0cee62..7cb74cc8c5d9 100644 --- a/Documentation/devicetree/bindings/regulator/rohm,bd9576-regulator.yaml +++ b/Documentation/devicetree/bindings/regulator/rohm,bd9576-regulator.yaml @@ -27,6 +27,12 @@ patternProperties: Properties for single regulator. $ref: "regulator.yaml#" + properties: + rohm,ocw-fet-ron-micro-ohms: + description: | + External FET's ON-resistance. Required if VoutS1 OCP/OCW is + to be set. + required: - regulator-name