On Thu, Nov 20, 2014 at 10:12:56AM -0500, Alan Stern wrote: > On Wed, 19 Nov 2014, Thomas Petazzoni wrote: > > > Dear Marcin Wojtas, > > > > On Thu, 13 Nov 2014 00:49:50 +0100, Marcin Wojtas wrote: > > > This commit fixes ehci-orion operation in big-endian mode by enabling > > > byteswap > > > when accessing registers using 'rdl' and 'wrl' macros. > > > > > > Signed-off-by: Grzegorz Jaszczyk <[email protected]> > > > Signed-off-by: Marcin Wojtas <[email protected]> > > > Reviewed-by: Gregory CLEMENT <[email protected]> > > > > Tested-by: Thomas Petazzoni <[email protected]> > > > > Indeed, on Armada XP GP, without this patch, no USB devices are > > detected when the kernel runs in big endian mode. With this patch > > applied, a USB key is properly detected and I can mount/access it. > > > > Moreover, using {readl,writel}_relaxed() is safe here: even though > > those I/O accessors are not yet available on all architectures, the > > ehci-orion driver has a "depends on PLAT_ORION", so it can only be > > enabled on ARM, which has those accessors available. > > > > Greg, Alan, could you apply Marcin's patch? > > Greg, since this changes only the platform code and none of the core > EHCI code, it's okay with me.
Ok, will do. -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
