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If there are more than 2 slots, compared logic will become complex. Signed-off-by: Frank Li --- drivers/pci/controller/dwc/pci-imx6.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 62d77fabd82a..239ef439ba70 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -33,6 +33,7 @@ #include #include +#include "../../pci.h" #include "pcie-designware.h" #define IMX8MQ_GPR_PCIE_REF_USE_PAD BIT(9) @@ -1333,6 +1334,11 @@ static int imx6_pcie_probe(struct platform_device *pdev) "Failed to get PCIEPHY reset control\n"); } + /* Using linux,pci-domain as PCI slot id */ + imx6_pcie->controller_id = of_get_pci_domain_nr(node); + if (imx6_pcie->controller_id) + imx6_pcie->controller_id = 0; + switch (imx6_pcie->drvdata->variant) { case IMX7D: if (dbi_base->start == IMX8MQ_PCIE2_BASE_ADDR)