From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 17 Nov 2025 20:17:41 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vL4jN-0024ip-2Y for lore@lore.pengutronix.de; Mon, 17 Nov 2025 20:17:41 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1vL4jN-00020c-5o for lore@pengutronix.de; Mon, 17 Nov 2025 20:17:41 +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:Content-Type:MIME-Version: References:Message-ID:In-Reply-To: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=bmag4D2R7pj+fOOCcA6R1kTvYW7EoFcLuQkJUfR1kyw=; b=UapF5oc7lw4B0pM6Hs40gtLFPu HMOHF889IyHwg0UpHMXNzdtVjzFjpuc6JvAkY13f1Hnaen57XylUrtkwbku58QZDJhrVuYGm6nYx7 DKBftQyuKx//pS/MzupW3kwfeTFDK5Dzx2YUfP1DzBcpHHK4shoRDBsgUYafUeFCK8jVGsG44pYks esLc4PIZIGIeoCXSyv7ex3tE0wLIXYrfrpV/xTLCuS7dcUSNAsxK/CsOwb59KLZ94O1SzIDA7H1cp 9ND8/V/mzz/0BiriXbjPhScf4V61vcRnSi7H0pe8d+sMtPLaIwcK4Riy+yKnOwPryb30tbSt8M4QZ e4bGwo4w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vL4is-0000000Gjed-0uUr; Mon, 17 Nov 2025 19:17:10 +0000 Received: from vs10.datenmanufaktur-hosting.net ([213.160.73.65] helo=vs81.iboxed.net) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vL4iq-0000000GjeC-0nvm for barebox@lists.infradead.org; Mon, 17 Nov 2025 19:17:09 +0000 Received: from blala.de (localhost [127.0.0.1]) by vs81.iboxed.net (8.15.2/8.15.2/Debian-14~deb10u1) with ESMTP id 5AHJNCGq013489; Mon, 17 Nov 2025 19:23:12 GMT Received: from localhost (akurz@localhost) by blala.de (8.15.2/8.15.2/Submit) with ESMTP id 5AHJNCnd013485; Mon, 17 Nov 2025 19:23:12 GMT Date: Mon, 17 Nov 2025 19:23:12 +0000 (UTC) From: Alexander Kurz To: Sascha Hauer cc: barebox@lists.infradead.org In-Reply-To: Message-ID: References: <20251117064601.30401-1-akurz@blala.de> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251117_111708_518992_78C971B1 X-CRM114-Status: GOOD ( 26.27 ) 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.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-3.3 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH v2 0/1] Add Kindle generation 6/7 support X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) On Mon, 17 Nov 2025, Sascha Hauer wrote: > On Mon, Nov 17, 2025 at 06:46:00AM +0000, Alexander Kurz wrote: > > Changes in v2: > > - Link to v1: https://lore.barebox.org/barebox/aRMOO3jH4a16GBI6@pengutronix.de/ > > - Remove explicit RAM size settings from lowlevel.c and dts since this can be > > autodetected. As consequence, both DP75SDI variants (Paperwhite 2 and 3) now > > share the same dts. > > - Rebase to current > > - Attempts to use barebox,deep-probe did unfortunately not work yet. > > Brief description of the problem: > > Device specific data is stored in /dev/mmc1.boot0.userdata, this data > > is read by barebox and passed as ATAGs to the vendor kernel, without this > > data, the device won't work properly. > > An attempt has been made to use barebox,deep-probe (see patch below), however, > > mmc1 will not be available later, resulting e.g. in an error > > > Could not read board info from /dev/mmc1.boot0.userdata > > during startup. > > Example patch: > > # diff --git a/arch/arm/boards/kindle-mx6sl/board.c b/arch/arm/boards/kindle-mx6sl/board.c > > index ff8083a756..5c18e074c9 100644 > > --- a/arch/arm/boards/kindle-mx6sl/board.c > > +++ b/arch/arm/boards/kindle-mx6sl/board.c > > @@ -194,15 +194,10 @@ late_initcall(kindle_mx6sl_late_init); > > > > static int kindle6_device_init(void) > > { > > - struct device *dev; > > - > > if (!is_mx6sl_kindle()) > > return 0; > > > > - /* Probe the eMMC to allow reading the board serial and revision */ > > - dev = get_device_by_name("mmc1"); > > - if (dev) > > - dev_set_param(dev, "probe", "1"); > > + of_device_ensure_probed_by_alias("mmc1"); > > On return of this function the MMC host is probed, but the card is not > yet detected. You can do that by adding a: > > device_detect_by_name("mmc1"); > > Does it work with this line added? Thanks, with this change, the this works now with barebox,deep-probe. > > Sascha Thanks, Alexander > > > > > defaultenv_append_directory(defaultenv_kindle_mx6sl); > > > > # diff --git a/arch/arm/dts/imx6sl-kindle-dp75sdi.dts b/arch/arm/dts/imx6sl-kindle-dp75sdi.dts > > index 9dc4a0c867..05fdd77a47 100644 > > --- a/arch/arm/dts/imx6sl-kindle-dp75sdi.dts > > +++ b/arch/arm/dts/imx6sl-kindle-dp75sdi.dts > > @@ -12,7 +12,7 @@ > > / { > > model = "kindle-dp75sdi"; > > compatible = "amazon,imx6sl-kindle-dp75sdi", "fsl,imx6sl"; > > - barebox,disable-deep-probe; > > + barebox,deep-probe; > > }; > > > > &iomuxc { > > > >