tpm_crb: Drop le32_to_cpu(ioread32(..))

tpm_crb: Drop le32_to_cpu(ioread32(..))

BugLink: http://bugs.launchpad.net/bugs/1398274
ioread32 and readl are defined to read from PCI style memory, ie little
endian and return the result in host order. On platforms where a
swap is required ioread32/readl do the swap internally (eg see ppc).

Signed-off-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Tested-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Acked-by: Peter Huewe <peterhuewe@gmx.de>
(cherry picked from commit 1e3ed59d6200eb31b554dbdcfdde62d1e3d91f0c)
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>