Following build failures noticed on Linux next-20230419 for powerpc.

Regressions found on powerpc: - build/gcc-8-defconfig - build/clang-16-defconfig - build/gcc-12-defconfig - build/clang-nightly-defconfig

Reported-by: Linux Kernel Functional Testing lkft@linaro.org

Build log: -------- powerpc64le-linux-gnu-ld: arch/powerpc/platforms/pasemi/gpio_mdio.o: in function `gpio_mdio_probe': gpio_mdio.c:(.text+0x13c): undefined reference to `__of_mdiobus_register' powerpc64le-linux-gnu-ld: drivers/net/phy/phy_device.o: in function `phy_probe': phy_device.c:(.text+0x56ac): undefined reference to `devm_led_classdev_register_ext' powerpc64le-linux-gnu-ld: drivers/net/ethernet/pasemi/pasemi_mac.o: in function `pasemi_mac_open': pasemi_mac.c:(.text+0x19ac): undefined reference to `of_phy_connect' make[2]: *** [scripts/Makefile.vmlinux:35: vmlinux] Error 1

Build details: --------- https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20230419/tes... https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20230419/tes...

Steps to reproduce: ------------ # To install tuxmake on your system globally: # sudo pip3 install -U tuxmake # # See https://docs.tuxmake.org/ for complete documentation. # Original tuxmake command with fragments listed below.

tuxmake --runtime podman --target-arch powerpc --toolchain gcc-12 --kconfig defconfig

-- Linaro LKFT https://lkft.linaro.org