pcie-kirin uses regmaps, and needs to pull them in; otherwise, with CONFIG_PCIE_KIRIN=y and without CONFIG_REGMAP: drivers/pci/controller/dwc/pcie-kirin.c:359:21: error: variable ‘pcie_kirin_regmap_conf’ has initializer but incomplete type 359 | static const struct regmap_config pcie_kirin_regmap_conf = { Similarly, without CONFIG_REGMAP_MMIO, pcie-kirin produces a linker failure looking for __devm_regmap_init_mmio_clk. Signed-off-by: Josh Triplett <josh@xxxxxxxxxxxxxxxx> --- drivers/pci/controller/dwc/Kconfig | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/pci/controller/dwc/Kconfig b/drivers/pci/controller/dwc/Kconfig index 62ce3abf0f19..5412938c2cef 100644 --- a/drivers/pci/controller/dwc/Kconfig +++ b/drivers/pci/controller/dwc/Kconfig @@ -277,6 +277,8 @@ config PCIE_KIRIN tristate "HiSilicon Kirin series SoCs PCIe controllers" depends on PCI_MSI_IRQ_DOMAIN select PCIE_DW_HOST + select REGMAP + select REGMAP_MMIO help Say Y here if you want PCIe controller support on HiSilicon Kirin series SoCs. -- 2.38.1