Received: by 2002:a05:6358:bb9e:b0:b9:5105:a5b4 with SMTP id df30csp568863rwb; Fri, 2 Sep 2022 20:59:02 -0700 (PDT) X-Google-Smtp-Source: AA6agR5UZk0Jo99CYRD6iGduWRogABpnhNsecG14Gc5SUJsjFPI17QPbad++v0ykXwj6I3+rW+7p X-Received: by 2002:a17:902:c949:b0:172:d2cd:a9b2 with SMTP id i9-20020a170902c94900b00172d2cda9b2mr39307987pla.38.1662177542519; Fri, 02 Sep 2022 20:59:02 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1662177542; cv=none; d=google.com; s=arc-20160816; b=nL0xWvDFo1EMkYPKsmN/v9LxzhOhtiLdjC32V2B21MUKGaevgn6FRciU0QoQi6+MIO gJmVYGw39BINAhDYD/OpbfidYddx3Qo7nmzKFXbw0v/IBrxe9mlEzlT9j80wYaZq+Wco Z62QAGlbP2clZa3Z9Sp98TBcKt53gIs7Je83nhMZ+KGpKc6fZ8SGEOx+69eu1G3Myj53 eHLrPUY2gKcJZJ9jUCIniJB07FmCLbZ8SuS34g7WZzyLmM0KE1rnyHIYuHf2g+RFnSyo al+hbMfdquCatPv5eRsjhVAwRdSvDTbUFxxTpq1RASs2RWx9eNDxZ/iSHkY4WKcKXmJ1 0SdA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date:dkim-signature; bh=6/0LNRiEBXzjXCi6ADGMuGnAxejI6pWnR+398Bh+C+w=; b=GTW48D2KQCtK0OyywG/OQTL2k6SnKLpBpXY7I++ApIcyqO9LNwHIq2bUA0DGJlE4xc /Stplpv98019aMFAKaNcI1JoHDNVh6OGAhLvTMt1enpsdAYmRQK7V4iFC7CMi5ST9cwZ +5T5dr1GwniN8DdVUCCwXoLbIhlu3dzqJ9S+I5bnlL3BhYhO3yKmX1Rlw2vc4kUuDR1l B79WSmWgtHm4kEZTZkoSvKvvpD+MFVLBugyCgCfJnMhl3LoxSJ2Vxpn7Pp2l+MFbA8WR d1j92y3MlkXSUG7Ei0H9yQtppJc9F12XZ8pWPDSLbhgZCBkw35FiCeRcT8vWl8yeXLSk KP5A== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=F85L6Utb; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id g20-20020a056a0023d400b005384773ae92si3746948pfc.172.2022.09.02.20.58.51; Fri, 02 Sep 2022 20:59:02 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=F85L6Utb; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231709AbiICDjF (ORCPT + 99 others); Fri, 2 Sep 2022 23:39:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40246 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230319AbiICDjD (ORCPT ); Fri, 2 Sep 2022 23:39:03 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 09081DAEDE; Fri, 2 Sep 2022 20:39:00 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id A4ECA621A1; Sat, 3 Sep 2022 03:38:59 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 64F2CC433D7; Sat, 3 Sep 2022 03:38:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1662176339; bh=Qh/vsU4VBqPlAANpJ+O2hm1hLDan/ffR9IFOnobF9gY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=F85L6UtbKcNabX5elItT4zXadUnVtqsOtLw7jcxHyL19lww5ZGyThGECpQA1H2ere 4wcybQ9pQtk+9EPcTn47Iy7GwKeS8TWU2oARiAcAzMoD91QxzR6C7AxFwPSBwbO3WZ rVryK7wpO/dYxqzP1CYHdmfQfEpboXJ9qRL+2dP57F93E0/gzGEvzT85R23TsiVFid Ag9xZkfsy86CGe0Q9N6QiQDaMIAnBS4bupUS+6OLXZYyKgH2hNgBSQfpd5faJHulan BkapRvsilnMEDXMsGCLUHZVLeKtuhPa7D9R9SwOKe+j+ShkIDzrtyrbcDc391cidG5 aUF054LWtXRCg== Date: Sat, 3 Sep 2022 11:38:51 +0800 From: Shawn Guo To: "Peng Fan (OSS)" Cc: wsa@kernel.org, aisheng.dong@nxp.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, xiaoning.wang@nxp.com, Peng Fan Subject: Re: [PATCH V3 0/7] i2c-imx-lpi2c: add IPG clock Message-ID: <20220903033851.GE1728671@dragon> References: <20220823030215.870414-1-peng.fan@oss.nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220823030215.870414-1-peng.fan@oss.nxp.com> X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Aug 23, 2022 at 11:02:08AM +0800, Peng Fan (OSS) wrote: > From: Peng Fan > > V3: > Add R-b > Correct clk_bulk_disable to clk_bulk_disable_unprepare in patch 7 > > V2: > use clk bulk API in driver to support backward compatibility. > Include a new patch, patch 1. > > The i.MX LPI2C needs PER and IPG clock, not just PER or IPG clock. > The current driver/dts/bindings use one CLK. Although it works with > upstream kernel, but it not match the hardware design. If IPG clock is > disabled, the LPI2C will not work. > > There are changes made to ARM32 i.MX7ULP dts, ARM64 i.MX8 dts, dt- > bindings, and the lpi2c driver. > > The driver is updated to use bulk clk API to avoid break backward > compatibility. But it is hard to avoid dtbs_check pass, because the dts and > binding update are in separate patches. > > Peng Fan (7): > ARM: dts: imx7ulp: update the LPI2C clock-names > dt-bindings: i2c: i2c-imx-lpi2c: add ipg clk > dt-bindings: i2c: i2c-imx-lpi2c: add dmas property > dt-bindings: i2c: i2c-imx-lpi2c: add i.MX93 > arm64: dts: imx8-ss-dma: add IPG clock for i2c > ARM: dts: imx7ulp: Add IPG clock for lpi2c > i2c: imx-lpi2c: use bulk clk API Applied 3 DTS patches, thanks!