This patch configures the PSL Timebase function and enables it,
after the CAPP has been initialized by OPAL.
Acked-by: NIan Munsie <imunsie@au1.ibm.com>
Signed-off-by: NPhilippe Bergheaud <felix@linux.vnet.ibm.com>
Signed-off-by: NMichael Ellerman <mpe@ellerman.id.au>