From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Petazzoni Date: Mon, 16 Dec 2019 22:57:03 +0100 Subject: [Buildroot] [PATCH 1/1] board/freescale/common/imx: use nodtb variant in uboot images for 8M In-Reply-To: <20191202200333.418111-1-juju@cotds.org> References: <20191202200333.418111-1-juju@cotds.org> Message-ID: <20191216225703.7c5b06e2@windsurf.home> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net Hello Julien, +Fabio in Cc. On Mon, 2 Dec 2019 21:03:33 +0100 Julien Olivain wrote: > When using u-boot.bin, u-boot is using its builtin dtb which may not > be suitable for all cases. For TechNexion Pico Pi i.MX8M and > i.MX8MMini, this break the USB and UMS commands. Since those boards > does not have SD card slots, a recovery serial download is needed at > every update. Could you give more details? If it doesn't use a built-in DTB, which DTB gets used? How does using the built-in DTB breaks USB and UMS ? Thanks, Thomas -- Thomas Petazzoni, CTO, Bootlin Embedded Linux and Kernel engineering https://bootlin.com