pcie-kirin.c invokes devm_regmap_init_mmio, so it's necessary to select REGMAP_MMIO or vmlinux fails to link with "undefined reference to `__devm_regmap_init_mmio_clk`. Cc: stable@xxxxxxxxxxxxxxx # at least for 6.1 and 6.2 Signed-off-by: Xi Ruoyao <xry111@xxxxxxxxxxx> --- drivers/pci/controller/dwc/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pci/controller/dwc/Kconfig b/drivers/pci/controller/dwc/Kconfig index 434f6a4f4041..d29551261e80 100644 --- a/drivers/pci/controller/dwc/Kconfig +++ b/drivers/pci/controller/dwc/Kconfig @@ -307,6 +307,7 @@ config PCIE_KIRIN tristate "HiSilicon Kirin series SoCs PCIe controllers" depends on PCI_MSI select PCIE_DW_HOST + select REGMAP_MMIO help Say Y here if you want PCIe controller support on HiSilicon Kirin series SoCs. -- 2.39.2