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=-4.0 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 828ADC433E5 for ; Thu, 23 Jul 2020 16:39:27 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5021A20714 for ; Thu, 23 Jul 2020 16:39:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="YbblpIlw"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="imMZqJV2" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5021A20714 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:To:Subject:Message-ID:Date:From:In-Reply-To: References:MIME-Version:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=EfAvB1MuWdmAAy9xLWANkhSWTOtNWCZRmRnHALAlMPk=; b=YbblpIlwpIFg7l4972ibc1PM7 S9LEHgsCswI3z3GfaiARYqG2FWfzKorf2pMvmUkriLb9YA9N2oKn4h07wFwkTXbVZiPe+phdiPnYK 9y1pYQyIXvoOq+4V+4ugimT7i4Htf5LzAgnpqauhGvpykSorrvD8MBQxbyxAFVHsEZFyV6/2ZMhMt 0p/0Jnl22uXLPel0ZTAsdjUY5aki9ljrsxfpH9oGe9l9Psx+N2EzP+o2lRrR9nZ/sbOPYgUASbx3b IZ6XOR4pu7GNCUUcaUgdRQsyBTk11U0s/54zwkfuenLnLjw8gFu39nkO0CzbM8acqgW5/6gTEGdB4 CAagbcggQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jyeFb-0006uz-Hy; Thu, 23 Jul 2020 16:39:19 +0000 Received: from mail-io1-xd2c.google.com ([2607:f8b0:4864:20::d2c]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jyeFZ-0006uG-EH; Thu, 23 Jul 2020 16:39:18 +0000 Received: by mail-io1-xd2c.google.com with SMTP id c16so6917075ioi.9; Thu, 23 Jul 2020 09:39:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=jfwkgKXjA4rZJdvfOkr18zfHovpTl2qK8+3WS/946WU=; b=imMZqJV2JMMnBaa30KdcVhomPQNNC6CV3GYKiGzSxlNyXc9vZtoXKWQjUuenFDGLsw PD8GG8/wTuyD3p/LroFIufDCYE8oYo3we+uXjZAxiVwz6iRbIoBbeqB84TZeqWpPG7OS cTvhAMU0CytFPi+grl09e20gf28IttmGjAeAcPtQqKJO7ezD82tjuuQHWhhfgl3I3tpY lp2K4WDb5Qdzl9VsoXF8TOMXinmxKa8ZAjKscf6bFF6JEYxGnQeWaI5pQSry44KxmLit khkx/6zIKztkAeck8DaoDVt2wcMQLe+MXUKe18kWeH5FJiHKQSHre+VTYeWRrpqqRCFg R/vA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=jfwkgKXjA4rZJdvfOkr18zfHovpTl2qK8+3WS/946WU=; b=sRFmvWkVPqKtwln/cmC/dxmcssk4FQPhZ9KkmIPg/dARkNPlNAGrjpyYm6PC1E40U2 seaevOdTkYO41oNI4b0VcMpGVpn9Uz83v4x1uHE1u7OSU7ZF6nIwoTAAG6KtYdlVCGJQ 1JEjZv5HGUXEMdprhp/5VO8FPUZnxP0zEIp0NdMaLH7Pa8QrVyDBblqjjv8Ivuq4yTJS BKZwXJzogLR5bWUmp2467g5E2eoGMcKpz6P3DzZJyDCcJCVny1K4KVH2g65KaNORHfck 9oB/JaT4Wacm4AdE/jwz859HW6xr48My5T0/vjXSV3ErmZoyTEdquOGsMrwVlHn8+tIn hTFw== X-Gm-Message-State: AOAM533/VS8n9qwuuWCvH7CPD0dbYTxyfcTfEhdVBbUpukPfKfO64THb bqYSW/pdaCrpC5nhOaznw5CCH85U+J6lj5kRXVs= X-Google-Smtp-Source: ABdhPJwRc4UvPALRPfePltdHvr/B1RKeGFKIsaLQ6yulYmLlABw1BhRkLmZHtkdvZ615/OMA1xDtJxEeqF8lpkoA3ak= X-Received: by 2002:a02:1107:: with SMTP id 7mr6099038jaf.84.1595522355423; Thu, 23 Jul 2020 09:39:15 -0700 (PDT) MIME-Version: 1.0 References: <05221f68-aa15-2e8d-b002-3e41071c64f0@baylibre.com> In-Reply-To: <05221f68-aa15-2e8d-b002-3e41071c64f0@baylibre.com> From: Anand Moon Date: Thu, 23 Jul 2020 22:09:04 +0530 Message-ID: Subject: Re: Reset controller on the Amlogic SoC board. To: Neil Armstrong X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200723_123917_559621_95EB7001 X-CRM114-Status: GOOD ( 17.40 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Martin Blumenstingl , Kevin Hilman , Rob Herring , linux-amlogic@lists.infradead.org, linux-arm-kernel , Jerome Brunet Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Hi Neil, On Thu, 23 Jul 2020 at 21:12, Neil Armstrong wrote: > > Hi, > > On 23/07/2020 17:14, Anand Moon wrote: > > Hi Neil, > > > > On Thu, 23 Jul 2020 at 18:36, Neil Armstrong wrote: > >> > >> Hi Anand, > >> > >> On 23/07/2020 12:49, Anand Moon wrote: > >>> Hi Neil / Martin / Jerome / Kevin. > >>> > >>> I am a bit investigating the reset controller for the Amlogic SoC board. > >>> Each of thes reset controllers have different reset IP features. > >>> So we should map the reset controller to appropriate IP nodes > >>> in the DTS to make this work. > >> > >> Correct support is already done for Meson8/8b/GXL/GXBB/G12A/A1. > >> > >> Can you specify which features are missing ? > > > > Yes, the reset controller is working fine. > > Currently we have only one reset controller _reset-controller@1004_ > > > > But what observation is that we could have different reset controller > > Sorry I don't see any good reasons for that, it's a single reset controller > with multiple lines split over 8 registers. > > You are free to do the work and submit the changes, but it will break the current > bindings and offer no changes or new features over the actual design. > > Neil > Thank you for your comments. Ok I got your point. -Anand _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic