This may not fix all endian issues in this driver, but it does get the
driver working on PowerPC for a PMC SRC card. So it should at least fix
all the problems in the core and in the SRC support.

[jejb: fix >> 32 breakage reported by Fengguang Wu]
Signed-off-by: NBen Collins <bcollins@ubuntu.com>
Acked-by: NAchim Leubner <Achim_Leubner@pmc-sierra.com>
Signed-off-by: NJames Bottomley <JBottomley@Parallels.com>