From patchwork Wed Oct 7 00:44:40 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 7341131 Return-Path: X-Original-To: patchwork-linux-samsung-soc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 27A7ABEEA4 for ; Wed, 7 Oct 2015 00:46:49 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 58C252071A for ; Wed, 7 Oct 2015 00:46:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1D6F22072E for ; Wed, 7 Oct 2015 00:46:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753161AbbJGAps (ORCPT ); Tue, 6 Oct 2015 20:45:48 -0400 Received: from mailout2.w1.samsung.com ([210.118.77.12]:30608 "EHLO mailout2.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752797AbbJGApF (ORCPT ); Tue, 6 Oct 2015 20:45:05 -0400 Received: from eucpsbgm2.samsung.com (unknown [203.254.199.245]) by mailout2.w1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NVT00825RF26L10@mailout2.w1.samsung.com>; Wed, 07 Oct 2015 01:45:02 +0100 (BST) X-AuditID: cbfec7f5-f794b6d000001495-0e-56146b0ef5f6 Received: from eusync2.samsung.com ( [203.254.199.212]) by eucpsbgm2.samsung.com (EUCPMTA) with SMTP id 23.3B.05269.E0B64165; Wed, 7 Oct 2015 01:45:02 +0100 (BST) Received: from localhost.localdomain ([10.252.80.64]) by eusync2.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0NVT00DW6RERL440@eusync2.samsung.com>; Wed, 07 Oct 2015 01:45:02 +0100 (BST) From: Krzysztof Kozlowski To: Sangbeom Kim , Krzysztof Kozlowski , Lee Jones , linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org Cc: Bartlomiej Zolnierkiewicz , Marek Szyprowski , Chanwoo Choi , Inki Dae Subject: [PATCH v2 2/3] mfd: dt-bindings: Document pulled down WRSTBI pin on S2MPS1X Date: Wed, 07 Oct 2015 09:44:40 +0900 Message-id: <1444178681-16188-2-git-send-email-k.kozlowski@samsung.com> X-Mailer: git-send-email 1.9.1 In-reply-to: <1444178681-16188-1-git-send-email-k.kozlowski@samsung.com> References: <1444178681-16188-1-git-send-email-k.kozlowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprJLMWRmVeSWpSXmKPExsVy+t/xK7p82SJhBtf2SltsnLGe1eL6l+es FvOPnGO1mHR/AovF6xeGFve/HmW0uLxrDpvFjPP7mCzWHrnLbnFxxRcmBy6PO9f2sHn0bVnF 6PF5k1wAcxSXTUpqTmZZapG+XQJXxuTpi1gL/nJWvDps2cC4nqOLkZNDQsBE4tuj24wQtpjE hXvr2boYuTiEBJYySpy4OZcFwvnPKNE98zsLSBWbgLHE5uVLwKpEBG4xSjStecUI4jALbGCU eH2jkw2kSlggTGLzqTNgHSwCqhIdf9+B7eAVcJf4d2s3C8Q+OYmTxyazgticAh4STz78AYsL AdXMXfSUbQIj7wJGhlWMoqmlyQXFSem5RnrFibnFpXnpesn5uZsYIQH2dQfj0mNWhxgFOBiV eHh/GIuECbEmlhVX5h5ilOBgVhLhVTgiHCbEm5JYWZValB9fVJqTWnyIUZqDRUmcd+au9yFC AumJJanZqakFqUUwWSYOTqkGRpeTWYG/ZhYpfe3PiFO6f+Zv9cHFT83lWrWCF/5aHbiPVTHg SE1OVrJNTwj7JOtpF1h/35ip8vuT3vyqmyemOBa8lBM3MvZdyr3bpyli2rkJFmz/P9z7dzAv vCgqKp+n1JUl4cecLx9Mk9uDVf1PRVnbTvSz+X2pq//znUNMT4UD8qPu7rl5UYmlOCPRUIu5 qDgRAHkF4SwsAgAA Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Document a new Device Tree property 'samsung,s2mps11-wrstbi-ground' indicating that WRSTBI pin of S2MPS13 PMIC is pulled down so corresponding buck warm reset function should be disabled. Signed-off-by: Krzysztof Kozlowski --- Changs since v1: None. --- Documentation/devicetree/bindings/mfd/s2mps11.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/mfd/s2mps11.txt b/Documentation/devicetree/bindings/mfd/s2mps11.txt index 90eaef393325..890f0b0e1643 100644 --- a/Documentation/devicetree/bindings/mfd/s2mps11.txt +++ b/Documentation/devicetree/bindings/mfd/s2mps11.txt @@ -19,6 +19,9 @@ Optional properties: connected to the ground so the PMIC must manually set PWRHOLD bit in CTRL1 register to turn off the power. Usually the ACOKB is pulled up to VBATT so when PWRHOLD pin goes low, the rising ACOKB will trigger power off. +- samsung,s2mps11-wrstbi-ground: Indicates that WRSTBI pin of PMIC is pulled + down. When the system is suspended it will always go down thus triggerring + unwanted buck warm reset (setting buck voltages to default values). Optional nodes: - clocks: s2mps11, s2mps13 and s5m8767 provide three(AP/CP/BT) buffered 32.768