From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from vps0.lunn.ch (vps0.lunn.ch [156.67.10.101]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BF9AC429803; Sat, 17 Oct 2026 13:53:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=156.67.10.101 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792245194; cv=none; b=Jrqzxc8mWFMvrSTmmzebNnG8crabG6bEx5jnzyLYYjqfuaJRfqw3qT/v96BOA9w3vUGd9jJNVSx8nEFhaLZgqVGVcgYPu5w/r5RO0loq+zUH/HND09F/bwamOVIt47aBtBLhpvgyDwxwrqCzZke7Au1amiWmR4O+ayIUwifEtOM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792245194; c=relaxed/simple; bh=Z2KK2RSNi+ai5oTf6xKE77Qx1Sac42HVmsdQQOs6s50=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=baiZ7Psrs1gWUV0NElI/fmNUfGkLI89DDxYAY5nsoliaRVj7644i9+jxUFdw8gZNum8HNhxAKNkuuo2BvWA0U+O7eJUZ8WjTQU7yPMbZ+KdOfV91Mk0Z0k4auJwXo/AnJWjlpbijpT8jje9f9EPUGueAkhQCF/431Mq+1b4VW6k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lunn.ch; spf=pass smtp.mailfrom=lunn.ch; dkim=pass (1024-bit key) header.d=lunn.ch header.i=@lunn.ch header.b=IXvf3/2a; arc=none smtp.client-ip=156.67.10.101 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lunn.ch Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lunn.ch Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=lunn.ch header.i=@lunn.ch header.b="IXvf3/2a" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=In-Reply-To:Content-Disposition:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:From:Sender:Reply-To:Subject: Date:Message-ID:To:Cc:MIME-Version:Content-Type:Content-Transfer-Encoding: Content-ID:Content-Description:Content-Disposition:In-Reply-To:References; bh=qqki18dh2sw7qjBR1ax+MbRp8zg5PnsDMbmc+/oYY+Q=; b=IXvf3/2aiKKcGiRfgJNajtyG6X nCHfg9ARZOdM+I38LEsFL46clgsoBcFs6GZUBdPPmRNI8C0M5+PDbaaSyjaICSMjhI9mZj9J6VreC OCz0w1u18rl3cnIJvIwG1lDs8oAFfNIRt8+99Nt4pS0wIBBd+3K7DNhtzoY/I6JFW6SY=; Received: from andrew by vps0.lunn.ch with local (Exim 4.94.2) (envelope-from ) id 1xI4q9-00BKHj-6D; Sat, 17 Oct 2026 15:52:49 +0200 Date: Sat, 17 Oct 2026 15:52:49 +0200 From: Andrew Lunn To: Mohd Ayaan Anwar Cc: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andrew Davis , Heiner Kallweit , Russell King , Richard Cochran , Bjorn Andersson , Konrad Dybcio , Alexandre Torgue , Giuseppe Cavallaro , Jose Abreu , Maxime Chevallier , Maxime Coquelin , Lorenzo Bianconi , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH net-next v3 1/9] net: phy: dp83867: add regulator supply management Message-ID: <5402d24c-3d3c-4ae3-b63e-605bbdf64ec5@lunn.ch> References: <20261017-shikra_ethernet-v3-0-26a8beb44b8f@oss.qualcomm.com> <20261017-shikra_ethernet-v3-1-26a8beb44b8f@oss.qualcomm.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261017-shikra_ethernet-v3-1-26a8beb44b8f@oss.qualcomm.com> On Sat, Oct 17, 2026 at 03:15:12PM +0530, Mohd Ayaan Anwar wrote: > Some embedded board designs use GPIO-controlled regulators for the > DP83867 power rails. Add dp83867_power_on() to enable all four supply > domains at probe time. Absent supplies are silently skipped, so boards > that do not describe them are unaffected. > > When any supply is newly enabled the driver sleeps for 200 ms before > returning. This satisfies the post power-up stabilisation requirement > mentioned in section 6.6 of the DP83867E/IS/CS datasheet. > > Acked-by: Lorenzo Bianconi > Acked-by: Andrew Davis > Signed-off-by: Mohd Ayaan Anwar Reviewed-by: Andrew Lunn Andrew