From mboxrd@z Thu Jan 1 00:00:00 1970 From: York Sun Date: Mon, 5 Jan 2015 12:30:43 -0800 Subject: [U-Boot] i.mx6q PCIE In-Reply-To: References: <54AACB7A.7030309@ad-holdings.co.uk> Message-ID: <54AAF473.4080502@freescale.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 01/05/2015 12:27 PM, Fabio Estevam wrote: > [Adding more folks on Cc] > > On Mon, Jan 5, 2015 at 3:35 PM, Ian Molton wrote: >> Hi folks, >> >> I'm attempting to bring up a custom board with an i.mx6q on it. >> >> I've added support for PCIe and E1000 ethernet, and the PCI bus scans, >> showing my card (Intel i210 chip) >> >> The E1000 driver bombs out during init, however. >> >> I've tried inserting code to repeatedly read the BAR for 4k (and print a >> ".") after bus mastering is enabled, and this manages about 70 cycles >> before I no longer see serial output. >> >> if I reset the board, I may or may not get any "." printed, and >> sometimes I get completely other characters printed (perhaps serial is >> losing sync?). >> >> Anyone have any ideas ? > > York Sun has also reported issues with this driver: > http://lists.denx.de/pipermail/u-boot/2014-October/190602.html > To clarify, the issue I had was solved by fixing the driver, commit 76f8cdb2036bf86ec7193ed13129797f0a32d13d. York