16.03.2021 10:55, Krzysztof Kozlowski пишет: > From: Krzysztof Kozlowski <krzk@xxxxxxxxxx> > > The Tegra USB PHY driver uses Common Clock Framework thus it cannot be > built on platforms without it (e.g. compile test on MIPS with RALINK and > SOC_RT305X): > > /usr/bin/mips-linux-gnu-ld: drivers/usb/phy/phy-tegra-usb.o: in function `tegra_usb_phy_init': > phy-tegra-usb.c:(.text+0x1dd4): undefined reference to `clk_get_parent' > > Reported-by: kernel test robot <lkp@xxxxxxxxx> > Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx> > > --- > > Changes since v1: > 1. Depend on COMMON_CLK always, not only for compile test. > --- > drivers/usb/phy/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/usb/phy/Kconfig b/drivers/usb/phy/Kconfig > index 52eebcb88c1f..7500e77a7d01 100644 > --- a/drivers/usb/phy/Kconfig > +++ b/drivers/usb/phy/Kconfig > @@ -163,6 +163,7 @@ config USB_MXS_PHY > config USB_TEGRA_PHY > tristate "NVIDIA Tegra USB PHY Driver" > depends on ARCH_TEGRA || COMPILE_TEST > + depends on COMMON_CLK > select USB_COMMON > select USB_PHY > select USB_ULPI > But if COMMON_CLK is disabled, then include/linux/clk.h provides a stub for clk_get_parent(), meaning that MIPS has its own COMMON_CLK, no?