fsl_pci: create a SET_STD_PCI_INFO() helper wrapper

Recycle the recently added PCI-e wrapper used to reduce board
duplication of code by creating a similar version for plain PCI.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>