From patchwork Mon May 20 18:07:12 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Angus Ainslie X-Patchwork-Id: 10952175 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 093D31708 for ; Mon, 20 May 2019 18:07:31 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EC9CC288AE for ; Mon, 20 May 2019 18:07:30 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E09D9288FD; Mon, 20 May 2019 18:07:30 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 64200288AE for ; Mon, 20 May 2019 18:07:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727364AbfETSH2 (ORCPT ); Mon, 20 May 2019 14:07:28 -0400 Received: from node.akkea.ca ([192.155.83.177]:58466 "EHLO node.akkea.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727356AbfETSH2 (ORCPT ); Mon, 20 May 2019 14:07:28 -0400 Received: from localhost (localhost [127.0.0.1]) by node.akkea.ca (Postfix) with ESMTP id C3B344E204D; Mon, 20 May 2019 18:07:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=akkea.ca; s=mail; t=1558375647; bh=PW2uqU8vRWIxFg8K1JYG93B9yK+DwMBZkhuUAM+C+1c=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=hiD+o5gd/imRDjaGrkvnZwOU4I/RuZMPZ3ZzFa6vI9Nu69XL3uoHGn2vYSk77Pbnd u/r1gJofo/hLQRiLTmelMobMjMskQTTye5Ljq7h34HaLLcsWReNsRqJXMFgkDbHG1X Jc4TQNhrETLwOi0nb2OB55MWlv5WlO4EgIcEYb+M= X-Virus-Scanned: Debian amavisd-new at mail.akkea.ca Received: from node.akkea.ca ([127.0.0.1]) by localhost (mail.akkea.ca [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id vJqb2EmdVUUu; Mon, 20 May 2019 18:07:27 +0000 (UTC) Received: from midas.localdomain (S0106788a2041785e.gv.shawcable.net [70.66.86.75]) by node.akkea.ca (Postfix) with ESMTPSA id 17FED4E204E; Mon, 20 May 2019 18:07:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=akkea.ca; s=mail; t=1558375647; bh=PW2uqU8vRWIxFg8K1JYG93B9yK+DwMBZkhuUAM+C+1c=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=hiD+o5gd/imRDjaGrkvnZwOU4I/RuZMPZ3ZzFa6vI9Nu69XL3uoHGn2vYSk77Pbnd u/r1gJofo/hLQRiLTmelMobMjMskQTTye5Ljq7h34HaLLcsWReNsRqJXMFgkDbHG1X Jc4TQNhrETLwOi0nb2OB55MWlv5WlO4EgIcEYb+M= From: "Angus Ainslie (Purism)" To: angus.ainslie@puri.sm Cc: Sebastian Reichel , Rob Herring , Mark Rutland , linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, "Angus Ainslie (Purism)" Subject: [PATCH 2/2] dt-bindings: power: supply: Add documentation for the VINDPM properties Date: Mon, 20 May 2019 11:07:12 -0700 Message-Id: <20190520180712.32405-3-angus@akkea.ca> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190520180712.32405-1-angus@akkea.ca> References: <20190520180712.32405-1-angus@akkea.ca> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add documentation on how to control VINDPM from the devicetree. Signed-off-by: Angus Ainslie (Purism) --- .../devicetree/bindings/power/supply/bq25890.txt | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/power/supply/bq25890.txt b/Documentation/devicetree/bindings/power/supply/bq25890.txt index dc0568933359..fe8b709dd666 100644 --- a/Documentation/devicetree/bindings/power/supply/bq25890.txt +++ b/Documentation/devicetree/bindings/power/supply/bq25890.txt @@ -26,9 +26,15 @@ Optional properties: - ti,use-ilim-pin: boolean, if present the ILIM resistor will be used and the input current will be the lower between the resistor setting and the IINLIM register setting; +- ti,use-vinmin-threshold: boolean, if present the FORCE_VINDPM bit will be set + and the input voltage limit will be configured based on "ti,vinmin-threshold" - ti,thermal-regulation-threshold: integer, temperature above which the charge current is lowered, to avoid overheating (in degrees Celsius). If omitted, the default setting will be used (120 degrees); +- ti,vinmin-threshold: integer, lower absolute threshold for VINDPM. If the + voltage falls below this threshold the charge current is reduced until the + input voltage rises above the input voltage limit. If omitted, the default + setting will be used (4.4V); Example: @@ -46,4 +52,6 @@ bq25890 { ti,use-ilim-pin; ti,thermal-regulation-threshold = <120>; + ti,use-vinmin-threshold; + ti,vinmin-threshold = <3900000>; };