EXP_CAP_ID_OFFSET   76 drivers/pci/controller/dwc/pci-dra7xx.c #define EXP_CAP_ID_OFFSET				0x70
EXP_CAP_ID_OFFSET   99 drivers/pci/controller/dwc/pci-keystone.c #define EXP_CAP_ID_OFFSET		0x70
EXP_CAP_ID_OFFSET   68 drivers/pci/controller/dwc/pcie-spear13xx.c #define EXP_CAP_ID_OFFSET			0x70