Hi Ben, Ben Warren schrieb: > Hi Jens, > > On Tue, Apr 22, 2008 at 5:18 AM, Jens Gehrlein <[EMAIL PROTECTED]> wrote: >> Hi, >> >> in the source code there is a preprocessor directive >> #error "SMC911X: Only 32-bit bus is supported". >> >> We use a LAN9215i, which has a 16 Bit data interface only, connected to >> an i.MX31. >> >> The LAN9215 is in the driver's ID list. >> >> According to the data sheet accesses have to be 2x16 Bit to build the >> device's internal 32 Bit format. >> >> What does this non-32-Bit exclusion exactly mean? >> Will the driver work on our HW configuration? >> > This #error message was included, because if you look at the code > you'll see that the read/write accessors are 32-bit operations *(u32 * > ). These may or may not work on your configuration. It should be > trivial to write accessors for a 16-bit bus, but nobody had hardware > to try it out on. Please do so and submit a patch.
Yes, it seems, that we just need two additional functions which split a 32 Bit access into two 16 Bit accesses. That should be easy. I'm going to create a patch as soon as I get the HW. But first I want to test whether the processor splits itself automatically. Thank you very much. Best Regards, Jens ------------------------------------------------------------------------- This SF.net email is sponsored by the 2008 JavaOne(SM) Conference Don't miss this year's exciting event. There's still time to save $100. Use priority code J8TL2D2. http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone _______________________________________________ U-Boot-Users mailing list U-Boot-Users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/u-boot-users
