From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Wed, 25 Jan 2023 09:20:51 +0100 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1pKb1Y-001I3p-Qw for lore@lore.pengutronix.de; Wed, 25 Jan 2023 09:20:51 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pKb1V-0005hv-UQ for lore@pengutronix.de; Wed, 25 Jan 2023 09:20:50 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=iOrfSfDzFAfMVW1d0v/S8av5Y7V25BAmMNvkhUsEA40=; b=J6SQ+ZI8TdD/d8ua1gPJC2wLvU /rg/0iIhM4XkCPzAkuRNc2aWDhE5E77Ghf3/9sUIHOfoqQDJnFyJQliN44wlDqoAcB7LQ9AQvSVbe Gg73Ljqm0VALF0PjMVaY5pgfEIy1MYRILYW7q/ygxsNuW3TeSt8JiaaUPGnZ72o6yR+eHYRoEmsPz TbtLGHBdbNLkaOpG8dxpcp7rDfZTYJzPbvtWbPZlbpAH7ssFTlqnN7JyL7ZMUOT8gWPZpuVt8rp1K jEDGQmRx+ABOlY9hbNcz6SdzX2UHEutu//DweT4Jh+lKwpyOPEnCcVFd1la1/0ITxCCQp/NB9/Azg 2xSDDWOQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pKb0G-006NCS-1a; Wed, 25 Jan 2023 08:19:32 +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 1pKb09-006N9b-OS for barebox@lists.infradead.org; Wed, 25 Jan 2023 08:19:27 +0000 Received: from ptx.hi.pengutronix.de ([2001:67c:670:100:1d::c0]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pKb08-0005S9-9b; Wed, 25 Jan 2023 09:19:24 +0100 Received: from sha by ptx.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1pKb07-0002ja-Ly; Wed, 25 Jan 2023 09:19:23 +0100 Date: Wed, 25 Jan 2023 09:19:23 +0100 From: Sascha Hauer To: John Watts Cc: barebox@lists.infradead.org Message-ID: <20230125081923.GY24755@pengutronix.de> References: <20230122175141.119834-1-contact@jookia.org> <20230122175141.119834-5-contact@jookia.org> <20230123093305.GS24755@pengutronix.de> <20230125080406.GW24755@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-Accept-Language: de,en X-Accept-Content-Type: text/plain User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230125_001925_816461_88881531 X-CRM114-Status: GOOD ( 25.45 ) 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: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::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=-4.7 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH 4/5] ARM: novena: Read Ethernet MAC address from EEPROM 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) On Wed, Jan 25, 2023 at 07:11:36PM +1100, John Watts wrote: > On Wed, Jan 25, 2023 at 09:04:06AM +0100, Sascha Hauer wrote: > > It looks like something is not initialized correctly yet. Normally > > the usual suspects are pinctrl, clocks or regulators. Each of them > > should be tied in by the deep probe mechanism as needed already, at > > least when it's properly registered in the device tree. Clock looks > > correct (66MHz), for the (pfuze) regulator I can't find anything in the > > board code that configures something there later. You could verify > > that the pinctrl has been configured already by activating the debugging > > in drivers/pinctrl/imx-iomux-v3.c. > > It could be something that pulls SDA low, but I don't have an idea why > > it should work later. > > My immediate guess is that it's the pinctrl, but shouldn't this be set up > for me already? Or have I found a device tree bug? Yes, normally it should be set up already, unless of course there is some needed pinctrl configuration in an unrelated device tree node. 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 |