From patchwork Fri Oct 27 03:31:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Packham X-Patchwork-Id: 739445 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9AC1AC25B48 for ; Fri, 27 Oct 2023 03:31:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234978AbjJ0DbR (ORCPT ); Thu, 26 Oct 2023 23:31:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44028 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234901AbjJ0DbP (ORCPT ); Thu, 26 Oct 2023 23:31:15 -0400 Received: from gate2.alliedtelesis.co.nz (gate2.alliedtelesis.co.nz [202.36.163.20]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 382B2D7 for ; Thu, 26 Oct 2023 20:31:12 -0700 (PDT) Received: from svr-chch-seg1.atlnz.lc (mmarshal3.atlnz.lc [10.32.18.43]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by gate2.alliedtelesis.co.nz (Postfix) with ESMTPS id 3A5D72C022F; Fri, 27 Oct 2023 16:31:09 +1300 (NZDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alliedtelesis.co.nz; s=mail181024; t=1698377469; bh=xgKqUtdtUsYc5O0patvFHSpIh77+RB+rIg5S8QxHll8=; h=From:To:Cc:Subject:Date:From; b=xBDqXEnFHuh5bj6pGINvEGVT2BdpgaDZwxXS2j+0XwMuPfjBMDVzuy87WjjvfGYkX JyHTR8YWPbnT+7DrFLn3I5Hx5TjFMEnJ/14iWrSqks6HvknFX/WIzYaxe+M8bHNNr8 3TQyDrwjP5Wt8pmYk/DNbYEipdL1+V3t4B3e8AqbM67umRxg5DZqhdl+8helCD3dHb /QN4fD24bIrBQFvpuFBHhe4aKL5OrQcCv3GLEfzKd8nobSuI7M+FRvWmDEczj+kVMf 2SvJyBCu1BHtTb/F8Snhb3zeHlisMXqUn6fPl/fuqpflXc1Nza2loVhfbgok+G/XVz rQluIqdCFWoLA== Received: from pat.atlnz.lc (Not Verified[10.32.16.33]) by svr-chch-seg1.atlnz.lc with Trustwave SEG (v8,2,6,11305) id ; Fri, 27 Oct 2023 16:31:08 +1300 Received: from chrisp-dl.ws.atlnz.lc (chrisp-dl.ws.atlnz.lc [10.33.22.30]) by pat.atlnz.lc (Postfix) with ESMTP id 5D37213EDA9; Fri, 27 Oct 2023 16:31:08 +1300 (NZDT) Received: by chrisp-dl.ws.atlnz.lc (Postfix, from userid 1030) id 582ED280710; Fri, 27 Oct 2023 16:31:08 +1300 (NZDT) From: Chris Packham To: gregory.clement@bootlin.com, andi.shyti@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org Cc: linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Chris Packham Subject: [PATCH v5 0/2] i2c: mv64xxx: bus-reset-gpios Date: Fri, 27 Oct 2023 16:31:02 +1300 Message-ID: <20231027033104.1348921-1-chris.packham@alliedtelesis.co.nz> X-Mailer: git-send-email 2.42.0 MIME-Version: 1.0 X-SEG-SpamProfiler-Analysis: v=2.3 cv=L6ZjvNb8 c=1 sm=1 tr=0 a=KLBiSEs5mFS1a/PbTCJxuA==:117 a=bhdUkHdE2iEA:10 a=9zhbcO609vZffKistegA:9 X-SEG-SpamProfiler-Score: 0 x-atlnz-ls: pat Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org This series adds the ability to associate a gpio with an I2C bus so that downstream devices can be brought out of reset when the host controller is probed. Chris Packham (2): dt-bindings: i2c: mv64xxx: add bus-reset-gpios property i2c: mv64xxx: add an optional bus-reset-gpios property .../bindings/i2c/marvell,mv64xxx-i2c.yaml | 10 ++++++++++ drivers/i2c/busses/i2c-mv64xxx.c | 16 ++++++++++++++++ 2 files changed, 26 insertions(+)