From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthias Fuchs Date: Sun, 15 Jan 2012 13:10:34 +0100 Subject: [U-Boot] [PATCH] mx28: fix i.MX28 spi driver In-Reply-To: References: <4F117435.7080807@esd.eu> <4F11E0E8.8070801@esd.eu> Message-ID: <4F12C23A.1030704@esd.eu> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 01/14/2012 09:14 PM, Fabio Estevam wrote: > On Sat, Jan 14, 2012 at 6:09 PM, Matthias Fuchs wrote: >> This cannot work. I do not understand what you are trying to achieve with this. > > I would like to avoid the extra dummy read that your patch proposes. That's what I also tried. But from the ref manual I got no idea. When we do not find a hy to deassert the chip select manually, we cannot avoid this read. It seems that the mainline linux only implements a GPIO based SPI driver. So we cannot take it for reference. I'm wonderng how this works on the Denx' M28EVK. Matthias > _______________________________________________ > U-Boot mailing list > U-Boot at lists.denx.de > http://lists.denx.de/mailman/listinfo/u-boot