From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 17 Nov 2025 07:40:43 +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 1vKsup-001t3D-2t for lore@lore.pengutronix.de; Mon, 17 Nov 2025 07:40:43 +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 1vKsup-0006MA-6b for lore@pengutronix.de; Mon, 17 Nov 2025 07:40:43 +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-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=DPh/USnPipStqN3O6m/Nji2wjrpwMotGt3gWS2SJwPE=; b=CBeU/8qdZl9x2yPmmIJjAh+FK9 L1pRte2ng/KTT/P9m4/Bba0KwPCh2IjkmJ4glA3EguH16xC3Sw2uA2OEKQUgq0OJIWibGvvUVEEwa DlB2iOIDkP8UN6Jqc+D/3cb/gldCKwADnu4LggSMnzZSlmWLSaT3yM/Va28zWLxnMPSB4S8E6WyyO p3YfmuDFs5DMcLYsXXLP2JeJ74ePoeeq3JWRFqTnox26rxiO8S28C2QqgV8P4yfa5tILg1cjKqm0B 7fpILMUu2zMmG7k/0+aS9NZpbP6fgixQiICbbm2k5GGfeNczUKVUXl4B1EbP3otweTpfejspZOFfH 0yAxKlgQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vKsuD-0000000FWgv-0b0L; Mon, 17 Nov 2025 06:40:05 +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 1vKsu7-0000000FWeJ-3zZU for barebox@lists.infradead.org; Mon, 17 Nov 2025 06:40:03 +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 5AH6k2eO030445; Mon, 17 Nov 2025 06:46:02 GMT Received: (from akurz@localhost) by blala.de (8.15.2/8.15.2/Submit) id 5AH6k2Xn030444; Mon, 17 Nov 2025 06:46:02 GMT From: Alexander Kurz To: Sascha Hauer , barebox@lists.infradead.org Cc: Alexander Kurz Date: Mon, 17 Nov 2025 06:46:00 +0000 Message-Id: <20251117064601.30401-1-akurz@blala.de> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251116_224000_296738_8A951D84 X-CRM114-Status: GOOD ( 13.13 ) 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: [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) 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"); 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 { Alexander Kurz (1): ARM i.MX6SL: Add Kindle generation 6/7 support .../boards/imx/amazon-kindle-6-7.rst | 94 ++++++++ arch/arm/boards/Makefile | 1 + arch/arm/boards/kindle-mx6sl/Makefile | 5 + arch/arm/boards/kindle-mx6sl/board.c | 212 ++++++++++++++++++ .../defaultenv-kindle-mx6sl/boot/mmc_kernel | 11 + .../defaultenv-kindle-mx6sl/init/pmic | 32 +++ .../defaultenv-kindle-mx6sl/init/usbserial | 4 + .../nv/autoboot_timeout | 1 + .../defaultenv-kindle-mx6sl/nv/boot.default | 1 + .../nv/linux.bootargs.base | 1 + .../nv/linux.bootargs.console | 1 + .../nv/linux.bootargs.video | 1 + .../flash-header-kindle-mx6sl-256m.imxcfg | 126 +++++++++++ .../flash-header-kindle-mx6sl-512m.imxcfg | 126 +++++++++++ arch/arm/boards/kindle-mx6sl/lowlevel.c | 84 +++++++ arch/arm/configs/kindle-gen-6-7_defconfig | 89 ++++++++ arch/arm/dts/Makefile | 3 + arch/arm/dts/imx6sl-kindle-common.dtsi | 167 ++++++++++++++ arch/arm/dts/imx6sl-kindle-dp75sdi.dts | 51 +++++ arch/arm/dts/imx6sl-kindle-nm460gz.dts | 65 ++++++ arch/arm/dts/imx6sl-kindle-wp63gw.dts | 40 ++++ arch/arm/mach-imx/Kconfig | 17 ++ images/Makefile.imx | 21 ++ 23 files changed, 1153 insertions(+) create mode 100644 Documentation/boards/imx/amazon-kindle-6-7.rst create mode 100644 arch/arm/boards/kindle-mx6sl/Makefile create mode 100644 arch/arm/boards/kindle-mx6sl/board.c create mode 100644 arch/arm/boards/kindle-mx6sl/defaultenv-kindle-mx6sl/boot/mmc_kernel create mode 100644 arch/arm/boards/kindle-mx6sl/defaultenv-kindle-mx6sl/init/pmic create mode 100644 arch/arm/boards/kindle-mx6sl/defaultenv-kindle-mx6sl/init/usbserial create mode 100644 arch/arm/boards/kindle-mx6sl/defaultenv-kindle-mx6sl/nv/autoboot_timeout create mode 100644 arch/arm/boards/kindle-mx6sl/defaultenv-kindle-mx6sl/nv/boot.default create mode 100644 arch/arm/boards/kindle-mx6sl/defaultenv-kindle-mx6sl/nv/linux.bootargs.base create mode 100644 arch/arm/boards/kindle-mx6sl/defaultenv-kindle-mx6sl/nv/linux.bootargs.console create mode 100644 arch/arm/boards/kindle-mx6sl/defaultenv-kindle-mx6sl/nv/linux.bootargs.video create mode 100644 arch/arm/boards/kindle-mx6sl/flash-header-kindle-mx6sl-256m.imxcfg create mode 100644 arch/arm/boards/kindle-mx6sl/flash-header-kindle-mx6sl-512m.imxcfg create mode 100644 arch/arm/boards/kindle-mx6sl/lowlevel.c create mode 100644 arch/arm/configs/kindle-gen-6-7_defconfig create mode 100644 arch/arm/dts/imx6sl-kindle-common.dtsi create mode 100644 arch/arm/dts/imx6sl-kindle-dp75sdi.dts create mode 100644 arch/arm/dts/imx6sl-kindle-nm460gz.dts create mode 100644 arch/arm/dts/imx6sl-kindle-wp63gw.dts -- 2.39.5