From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Fri, 05 Nov 2021 08:52:27 +0100 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1miu1T-0007xA-1V for lore@lore.pengutronix.de; Fri, 05 Nov 2021 08:52:27 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:e::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1miu1S-00034W-3x for lore@pengutronix.de; Fri, 05 Nov 2021 08:52:26 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date: Message-ID:References:Cc:To:From:Subject:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=Vk1ixtd2OAOoovLjKN0bI8HAj7hGli/E1bP4MRI9xI0=; b=0DU+aL0ld7qs+HM62/g+NQWDxA l1MXhGeRENNIr2My05OXuoRxAJvwJzFVffpBaLaUG/VZre+STtOEtlKPFSFKSYIP9lRsBDugFuwVO GvDiLlZaT9sarMhlsF1nAlZFl5cwAmLbjvbMXHXN3g+iyuf888uCZuVQ/IED/15Tf4YFelUxeE0Oc kMDm8UwNMFAX4m8tL8ayCW9Bl0G91x9SnZKzPbNFZeXsdBtN7jwJSVvSFu4m4Du72Ga6StcB8VYZP XaXUktx3Q+iskzPJM5vTPtfoYzMEeO/BfJsikeHBQYAsfO/pgRh61FU8nnuu/3WsQy1yGn53IS539 r9OwrSpw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1miu0D-00An3o-3E; Fri, 05 Nov 2021 07:51:09 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1miu08-00An34-Eu for barebox@lists.infradead.org; Fri, 05 Nov 2021 07:51:05 +0000 Received: from gallifrey.ext.pengutronix.de ([2001:67c:670:201:5054:ff:fe8d:eefb] helo=[127.0.0.1]) by metis.ext.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1miu05-0002lP-I7; Fri, 05 Nov 2021 08:51:01 +0100 From: Ahmad Fatoum To: Sascha Hauer Cc: barebox@lists.infradead.org References: <20210831153214.31047-1-a.fatoum@pengutronix.de> <20211004112607.GX28453@pengutronix.de> <1df357da-eff8-ea6e-59be-e63d694f8286@pengutronix.de> Message-ID: <85d72153-f4fd-2893-3bb3-393005239177@pengutronix.de> Date: Fri, 5 Nov 2021 08:51:01 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: <1df357da-eff8-ea6e-59be-e63d694f8286@pengutronix.de> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211105_005104_541287_7A360D8D X-CRM114-Status: GOOD ( 22.47 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:e::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-6.0 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,NICE_REPLY_A,RCVD_IN_DNSWL_MED,SPF_HELO_NONE, SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH master] net: designware: eqos: fix MDIO regression for STM32MP1 boards X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) Hello Sascha, On 04.10.21 13:39, Ahmad Fatoum wrote: > Hello Sascha, > > On 04.10.21 13:26, Sascha Hauer wrote: >> On Tue, Aug 31, 2021 at 05:32:14PM +0200, Ahmad Fatoum wrote: >>> The STM32MP1 boards call their mdio subnode mdio0, which is now skipped >>> since ed8c7bdf8592 ("net: designware: eqos: set mdio bus device node"). >>> >>> Fix networking for them by only falling back to the mdio node name when a >>> child node with the correct compatible could not be found. >>> >>> Fixes: ed8c7bdf8592 ("net: designware: eqos: set mdio bus device node") >>> Signed-off-by: Ahmad Fatoum >>> --- >>> drivers/net/designware_eqos.c | 6 +++++- >>> 1 file changed, 5 insertions(+), 1 deletion(-) >>> >>> diff --git a/drivers/net/designware_eqos.c b/drivers/net/designware_eqos.c >>> index f83ec127143c..5eee844e289a 100644 >>> --- a/drivers/net/designware_eqos.c >>> +++ b/drivers/net/designware_eqos.c >>> @@ -824,6 +824,7 @@ static void eqos_probe_dt(struct device_d *dev, struct eqos *eqos) >>> >>> int eqos_probe(struct device_d *dev, const struct eqos_ops *ops, void *priv) >>> { >>> + struct device_node *np = dev->device_node; >>> struct mii_bus *miibus; >>> struct resource *iores; >>> struct eqos *eqos; >>> @@ -862,7 +863,10 @@ int eqos_probe(struct device_d *dev, const struct eqos_ops *ops, void *priv) >>> miibus->read = eqos_mdio_read; >>> miibus->write = eqos_mdio_write; >>> miibus->priv = eqos; >>> - miibus->dev.device_node = of_get_child_by_name(dev->device_node, "mdio"); >>> + >>> + miibus->dev.device_node = of_get_compatible_child(np, "snps,dwmac-mdio"); >>> + if (!miibus->dev.device_node) >>> + miibus->dev.device_node = of_get_child_by_name(np, "mdio"); >> >> Do we need this fallback? I think I introduced ed8c7bdf8592 for the >> rk3568, which also should work without the fallback. > > Linux driver uses "mdio" node name for snps,dwc-qos-ethernet-4.10 and looks > at compatible otherwise. That's why I chose to keep support for both. STM32MP1 support in master is broken. Can this be cherry picked? Thanks, Ahmad > >> >> Sascha >> > > -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox