PCIE_LINK_WIDTH_SPEED_CONTROL  119 drivers/pci/controller/dwc/pci-imx6.c #define PCIE_LINK_WIDTH_SPEED_CONTROL	0x80C
PCIE_LINK_WIDTH_SPEED_CONTROL   48 drivers/pci/controller/dwc/pcie-designware.h #define PCIE_LINK_WIDTH_SPEED_CONTROL	0x80C