From mboxrd@z Thu Jan 1 00:00:00 1970 From: Oliver Graute Date: Mon, 19 Aug 2019 06:10:00 +0000 Subject: [U-Boot] [PATCH 0/1] i.MX8QM ROM 7720 a1 board won't boot In-Reply-To: References: <20190816123455.10603-1-oliver.graute@kococonnector.com> <20190816143800.GA5848@optiplex> Message-ID: <20190819060959.GA29740@optiplex> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 19/08/19, Peng Fan wrote: > > Subject: Re: [PATCH 0/1] i.MX8QM ROM 7720 a1 board won't boot > > > > On 16/08/19, Marcel Ziswiler wrote: > > > Hi Oliver > > > > > > On Fri, 2019-08-16 at 12:43 +0000, Oliver Graute wrote: > > > > I'am currently working on the following patch to get the imx8qm- > > > > rom7720-a1 > > > > > > That version sounds suspiciously like it may be based on initial alpha > > > silicon from NXP which as far as I know is not supported anywhere any > > > more. Not even in downstream. > > > > > > If it has alpha silicon my suggestion is to throw it away and move on. > > > > > > > board working with recent u-boot v2019.07. > > > > > > v2019.07 has long since been released. So what you are talking about > > > would be any future release like v2020.01 as even the v2019.10 merge > > > window long since closed. > > > > > > > Unfortunaly I get no output on my > > > > serial line. > > > > > > Alpha chips came with different boot ROM requiring completely > > > different SCFW as far as I know. > > > > I have to correct myself. After some investigation I can say that I have the > > B-Silicium of imx8qm on this board. So should I rename everything from a1 to > > b1? > > Check scfw uart to see whether there is any output from scu uart. > Make sure you using and adapt scfw to your board. ok, there is no output on scu uart. So its broken before u-boot launch. With nxp vendor boostream (scfw + atf + u-boot-imx) I see some output and a little cmd line. So I have to check the stuff before u-boot first. Best Regards, Oliver