From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 523C7C4338F for ; Mon, 9 Aug 2021 08:16:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 288F161077 for ; Mon, 9 Aug 2021 08:16:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233864AbhHIIQz (ORCPT ); Mon, 9 Aug 2021 04:16:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43768 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233647AbhHIIQs (ORCPT ); Mon, 9 Aug 2021 04:16:48 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B0D41C0613CF for ; Mon, 9 Aug 2021 01:16:28 -0700 (PDT) Received: from gallifrey.ext.pengutronix.de ([2001:67c:670:201:5054:ff:fe8d:eefb] helo=[IPv6:::1]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mD0SJ-0008EO-HJ; Mon, 09 Aug 2021 10:16:19 +0200 Message-ID: Subject: Re: [PATCH V2 00/13] soc: imx: gpcv2: support i.MX8MM From: Lucas Stach To: Ezequiel Garcia , "Peng Fan (OSS)" Cc: Rob Herring , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Philipp Zabel , krzk@kernel.org, agx@sigxcpu.org, Marek Vasut , andrew.smirnov@gmail.com, devicetree , linux-arm-kernel , Linux Kernel Mailing List , ping.bai@nxp.com, frieder.schrempf@kontron.de, aford173@gmail.com, abel.vesa@nxp.com, Peng Fan , linux-media , Nicolas Dufresne , Hans Verkuil , Andrzej Pietrasiewicz , Benjamin Gaignard Date: Mon, 09 Aug 2021 10:15:48 +0200 In-Reply-To: References: <20210506010440.7016-1-peng.fan@oss.nxp.com> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.40.3 (3.40.3-1.fc34) MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-SA-Exim-Connect-IP: 2001:67c:670:201:5054:ff:fe8d:eefb X-SA-Exim-Mail-From: l.stach@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Ezequiel, Am Mittwoch, dem 04.08.2021 um 11:30 -0300 schrieb Ezequiel Garcia: > Hi Peng, Lucas, > > On Wed, 5 May 2021 at 21:32, Peng Fan (OSS) wrote: > > > > From: Peng Fan > > > > > > V2: > > - Add R-b/A-b tag > > - Merge V1 patch 13 to V2 patch 6 > > - Drop V1 patch 15 > > - Merge V1 patch 16 to V2 patch 5 and add comments in patch 5 to explain > > details > > - Add explaination in patch 8 for "why the resets are not defined" > > > > This patchset is a pick up Lucas's gpcv2 work for i.MX8MM and several > > minor changes from me to make it could work with i.MX BLK-CTL driver. > > > > Thanks for Lucas's work and suggestion, Frieder Schrempf for collecting > > all the patches, Jacky Bai on help debug issues. > > > > Lucas Stach (12): > > soc: imx: gpcv2: move to more ideomatic error handling in probe > > soc: imx: gpcv2: move domain mapping to domain driver probe > > soc: imx: gpcv2: switch to clk_bulk_* API > > soc: imx: gpcv2: split power up and power down sequence control > > soc: imx: gpcv2: wait for ADB400 handshake > > soc: imx: gpcv2: add runtime PM support for power-domains > > soc: imx: gpcv2: allow domains without power-sequence control > > dt-bindings: imx: gpcv2: add support for optional resets > > soc: imx: gpcv2: add support for optional resets > > dt-bindings: power: add defines for i.MX8MM power domains > > soc: imx: gpcv2: add support for i.MX8MM power domains > > soc: imx: gpcv2: Add support for missing i.MX8MM VPU/DISPMIX power > > domains > > > > It's nice to see this finally moving forward! > > As you know, Hantro G2 support for i.MX8MQ (and i.MX8MP, i.MX8MM) is currently > blocked, as you have requested: > > https://lore.kernel.org/driverdev-devel/5aa5700b862234895a7a6eb251ca3c80fdc1a6d3.camel@collabora.com/ > > So, I think we really need to include i.MX8MP and i.MX8MQ on this series. > It's been quite a while and we really need to have that. To be honest, > I fear that > if we merge this series as-is, MX8MP and MX8MP support will fall in > the oblivion, > and Hantro G2 VPU will remain unusable. > > We are planning to submit Hantro G2 VP9 support soon, and we've been testing > on various platforms, but it will also be blocked by lack of power-domains. > > In the future, please Cc the linux-media mailing list, as well as > Benjamin, Andrzej and myself, so we can follow this. Please take a look at [1], which is the current state of this work. I intend to add both i.MX8MQ and i.MX8MP support to the series now, as it seems that there have been no big objections to my approach over the last 2 weeks, where I was on vacation. ;) Regards, Lucas [1] https://lore.kernel.org/linux-arm-kernel/20210716232916.3572966-14-l.stach@pengutronix.de/T/#m43cbf6b8615b2a37ff2abb0346e7e7f6594976d1