From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefano Babic Date: Wed, 30 Oct 2013 15:24:06 +0100 Subject: [U-Boot] SPL Dfu update In-Reply-To: References: <20131030135838.034ce78c@amdc308.digital.local> <52710980.6020302@denx.de> <20131030134447.GL19303@bill-the-cat> Message-ID: <52711686.1070409@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi Otavio, On 30/10/2013 15:19, Otavio Salvador wrote: >> OMAP4/3 can boot over the otg, so you can send MLO and let it wait for the >> second stage boot. We have already SPL USBETH in u-boot but in production >> otg flashing can be very useful. Think SPL as a differently configured U-BOOT >> doesn't change the problem but yes it's a nice idea. > > But you'd usually want to have an 'upgrade mode' which allows DFU to > run. In this case, this could be done using complete U-Boot instead of > SPL, no? In case customer needs a slim version of it, it could be > accomplished using a specific config and having: > > SPL > Update mode U-Boot (normal U-Boot with less features) > Complete U-Boot (interactive and like) > > or am I missing something? Right, I agree completely with you. That's the reason I do not understand why we have to push DFU into SPL. Maybe we both are missing something. Best regards, Stefano -- ===================================================================== DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic at denx.de =====================================================================