tree a0ef6740fa74fc242b66b76a8afddd3e3b0ccd70
parent c0808b64978056e72514525733e290b495cc0777
author Jianjun Wang <jianjun.wang@mediatek.com> 1647322994 +0800
committer Felix Held <felix-coreboot@felixheld.de> 1647449752 +0000

soc/mediatek: PCI: Remove global variable

Remove global variable and use 'pcidev_path_on_root()' to get the base
address of PCIe controller.

TEST=Build pass and boot up to kernel successfully via SSD on Dojo
board, here is the SSD information in boot log:
 == NVME IDENTIFY CONTROLLER DATA ==
    PCI VID   : 0x15b7
    PCI SSVID : 0x15b7
    SN        : 21517J440114
    MN        : WDC PC SN530 SDBPTPZ-256G-1006
    RAB       : 0x4
    AERL      : 0x7
    SQES      : 0x66
    CQES      : 0x44
    NN        : 0x1
Identified NVMe model WDC PC SN530 SDBPTPZ-256G-1006

BUG=b:178565024

Signed-off-by: Jianjun Wang <jianjun.wang@mediatek.com>
Change-Id: Ia41c82a7aa5d6e9d936e242550851cef83afeae9
Reviewed-on: https://review.coreboot.org/c/coreboot/+/62800
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>