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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E0CFEC4332F for ; Wed, 27 Apr 2022 12:47:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234902AbiD0MvC (ORCPT ); Wed, 27 Apr 2022 08:51:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36596 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234905AbiD0Mu7 (ORCPT ); Wed, 27 Apr 2022 08:50:59 -0400 Received: from mail-qk1-f174.google.com (mail-qk1-f174.google.com [209.85.222.174]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E409726C846; Wed, 27 Apr 2022 05:47:47 -0700 (PDT) Received: by mail-qk1-f174.google.com with SMTP id z126so1171854qkb.2; Wed, 27 Apr 2022 05:47:47 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=TMmGS6c32HL6vZEYBwhI0fq95j7k7//2c1xWGzdtpbM=; b=H7q7vn3dsjrd57W/MJdUWX5gCFUekcXixX7qSzdILsAyraHNoeR4TJsKdvF5ScLqOk 3Hknm3FZpIrwpnSGnyEniQqhwef/UYgvSVDfPD8IiRGxge3sDxAQM+sLvlDu9KM9bCbW gonPdRYn+1t29TJDGWb9tjmRWiUZeJbe4OlOX8d61WpqlEcXsdkmZgYGn7RkiWo17NNg E2NSkp8aK8cN8/gWJD0Oj++HImEVoCsJALwZYLCXWAu8fVREMfO3vn0yOPcRC8QseCnB +yrRaOVdZp7HQG6QSrptY1SsXW2E2YeH3a9jsh3YzUsHidsaNQGiBowVr23eZNNvwGbt plhA== X-Gm-Message-State: AOAM532BK1ulZZfTfJ0Bh4j7ZWDf9sYfXKAcmieMUoyaMoNw4+C3B23t nuaIaec4OD/QNtYWtfBD1SJ9DxaUEtv/XA== X-Google-Smtp-Source: ABdhPJzLwqZ0sa7Lrg2FzGercxa52XKA2EsYGkiDjWVk3jDd8LQvJeBkSqYe2ybgvOMwmL7sjocQAQ== X-Received: by 2002:a05:620a:d87:b0:67b:311c:ecbd with SMTP id q7-20020a05620a0d8700b0067b311cecbdmr16158763qkl.146.1651063666816; Wed, 27 Apr 2022 05:47:46 -0700 (PDT) Received: from mail-yw1-f173.google.com (mail-yw1-f173.google.com. [209.85.128.173]) by smtp.gmail.com with ESMTPSA id 2-20020ac84e82000000b002f1f95ce5fbsm9968117qtp.3.2022.04.27.05.47.46 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 27 Apr 2022 05:47:46 -0700 (PDT) Received: by mail-yw1-f173.google.com with SMTP id 00721157ae682-2ef5380669cso17045617b3.9; Wed, 27 Apr 2022 05:47:46 -0700 (PDT) X-Received: by 2002:a81:618b:0:b0:2db:d952:8a39 with SMTP id v133-20020a81618b000000b002dbd9528a39mr26953403ywb.132.1651063666063; Wed, 27 Apr 2022 05:47:46 -0700 (PDT) MIME-Version: 1.0 References: <20220427095653.91804-1-miquel.raynal@bootlin.com> <20220427095653.91804-7-miquel.raynal@bootlin.com> In-Reply-To: <20220427095653.91804-7-miquel.raynal@bootlin.com> From: Geert Uytterhoeven Date: Wed, 27 Apr 2022 14:47:34 +0200 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v12 6/9] clk: renesas: r9a06g032: Probe possible children To: Miquel Raynal Cc: Magnus Damm , Gareth Williams , Phil Edworthy , Vinod Koul , Linux-Renesas , dmaengine , Milan Stevanovic , Jimmy Lalande , Pascal Eberhard , Thomas Petazzoni , Herve Codina , Clement Leger , Stephen Boyd , Michael Turquette , linux-clk , Viresh Kumar , Andy Shevchenko , Ilpo Jarvinen , Rob Herring , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org On Wed, Apr 27, 2022 at 11:57 AM Miquel Raynal wrote: > The clock controller device on r9a06g032 takes all the memory range that > is described as being a system controller. This range contains many > different (unrelated?) registers besides the ones belonging to the clock > controller, that can necessitate to be accessed from other peripherals. > > For instance, the dmamux registers are there. The dmamux "device" will > be described as a child node of the clock/system controller node, which > means we need the top device driver (the clock controller driver in this > case) to populate its children manually. In case of error when > populating the children, we do not fail the probe on purpose to keep the > clk driver up and running. > > Signed-off-by: Miquel Raynal > Acked-by: Stephen Boyd Reviewed-by: Geert Uytterhoeven Acked-by: Geert Uytterhoeven Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds