uboot-phytec

x86: irq: Convert to use DM PCI API

Now that we have irq router's udevice passed as a parameter, it's
time to start using the DM PCI API instead of those legacy ones.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>