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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D994DCD4F3D for ; Wed, 20 May 2026 13:15:38 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4gLBqY4BXXz2xqv; Wed, 20 May 2026 23:15:37 +1000 (AEST) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=172.105.4.254 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1779282937; cv=none; b=Am1ZbjsLxh8KPm/UQ5rk9yG2LZvfnYKDZAaQxGAm8kVE+z3zPkx0LrRp93JRrvyZJ1TDcwx0kMo2KG0RyVpEyjiPwvkuJWpIsS5qlgV8fN1WFcU/0ItT77ENDJThIvXsk14pe5PPGTHMJjf2n7uyKkjpK3ZnWudi4ls3J5o2ZbnncRrwbaHuz453H1Iaecd48qu370+P3b210ZXOd9iItEckDLv6ArniQx1GLv8uuwE3y4wvjXqtoqEIUE1L9T5/Upedeh+tUrvdKJom1neiywUONTt1CiNBDUu+hWN0a+kEP+0R90X4x5k952TnLcOZlyzq492XmdTPB2/j3S3BRA== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1779282937; c=relaxed/relaxed; bh=vT277olcJ9OKS4+MATx3mmi6USeLxVT6fHEiUXX5X2s=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=baASCA+lGcgbqhkhN40M8AriFjZHYiOsyrRaD/XccSwhslsrrH1YGMQi74Eq+5fs4R9M0puOjvDVQsrTFa7vhRnbBCumd5uVXP/BZp3XHwOneAx96j7B4gCPBye6nzD2N2EpelSuHmZkJuUazc7YS7JbHfcV40JU2FLSya0khnAEl+WFK0xMFiByjXiPCDABhQBcfDC7fZiIG6VyfkxkhuzXzCNZH9J+s7JyAigmNRnFiRqiROYxKqYIkXee+5kpWPqAIOFc4uDrXbvXXhFHAZPyiTT12aTv9Ez3ZvVAHkhOZ0VSmV5I/8l3Bq33//CV2NTRz2B5AVNLE2/CAs/X2w== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Y72gpe0z; dkim-atps=neutral; spf=pass (client-ip=172.105.4.254; helo=tor.source.kernel.org; envelope-from=chleroy@kernel.org; receiver=lists.ozlabs.org) smtp.mailfrom=kernel.org Authentication-Results: lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Y72gpe0z; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=172.105.4.254; helo=tor.source.kernel.org; envelope-from=chleroy@kernel.org; receiver=lists.ozlabs.org) Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4gLBqX6hh9z2xPL for ; Wed, 20 May 2026 23:15:36 +1000 (AEST) Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 21A7260120; Wed, 20 May 2026 13:15:35 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 70AA41F000E9; Wed, 20 May 2026 13:15:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1779282934; bh=vT277olcJ9OKS4+MATx3mmi6USeLxVT6fHEiUXX5X2s=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=Y72gpe0zXK455SHxQ9u24VUk+h9yDGQrivN5G6i5J5ryWkevEuRALOKaFoTXbupb1 lTNI9Rl46QJJc4ebXpV7yEoNI6Y7eyvVgh2+vDNIJMIDFx1yqNZy4Okmo3DPAsWCz/ qh7PTRteBpd0bGENrtIXS+da12hhTyQc5WjLY0cyFVAKIGy+68/cAlpe66fxFEMmly Ch4qngA1diFEbd74JBb4pu/5ALNelpdoa2GT4eZDCetCUyaYUGoQOcXIXWB+wRzFJV +hUQrvn3Pj6nZUu2eZUsOUMEPbeM5RLshOdFn0EnK8kODjieSNBGE+nhh/c0RY5zNh Gv0PRWK5EU5/g== Message-ID: Date: Wed, 20 May 2026 15:15:31 +0200 X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCHv2] powerpc/44x: Set GPIO chip parent To: Rosen Penev , linuxppc-dev@lists.ozlabs.org Cc: Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , Linus Walleij , open list References: <20260517063754.21819-1-rosenp@gmail.com> Content-Language: fr-FR From: "Christophe Leroy (CS GROUP)" In-Reply-To: <20260517063754.21819-1-rosenp@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Le 17/05/2026 à 08:37, Rosen Penev a écrit : > The PPC4xx GPIO driver stopped assigning an explicit parent > to the gpio_chip when it moved away from of_mm_gpiochip_add_data(). > > Restore that association from the platform device so OF GPIO lookup > can match phandles to the registered gpiochip. > > Tested on: Cisco MX60W. No more probe deferral. > > Assisted-by: Codex:GPT-5.5 > Fixes: 1044dbaf2a77 ("powerpc/44x: Change GPIO driver to a proper platform driver") > Signed-off-by: Rosen Penev Reviewed-by: Christophe Leroy (CS GROUP) > --- > arch/powerpc/platforms/44x/gpio.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/powerpc/platforms/44x/gpio.c b/arch/powerpc/platforms/44x/gpio.c > index aea0d913b59d..4413a94cf7a6 100644 > --- a/arch/powerpc/platforms/44x/gpio.c > +++ b/arch/powerpc/platforms/44x/gpio.c > @@ -169,6 +169,7 @@ static int ppc4xx_gpio_probe(struct platform_device *ofdev) > > gc = &chip->gc; > > + gc->parent = dev; > gc->base = -1; > gc->ngpio = 32; > gc->direction_input = ppc4xx_gpio_dir_in;