siemens/mc_apl1: Disable PCI clock outputs on XIO bridge

This patch disables the unused PCI clock outputs on the XIO2001 PCI
Express to PCI Bridge.

Change-Id: I0b9cf51a713f4ab46e71d250397486d136c26177
Signed-off-by: Mario Scheithauer <mario.scheithauer@siemens.com>
Reviewed-on: https://review.coreboot.org/28284
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
2 files changed