Linux next-20220421 riscv defconfig builds failed [1]. Regressions found on riscv: - riscv-clang-13-defconfig - riscv-clang-12-defconfig - riscv-gcc-10-defconfig - riscv-clang-nightly-defconfig - riscv-clang-11-defconfig - riscv-gcc-8-defconfig - riscv-clang-14-defconfig - riscv-gcc-9-defconfig - riscv-gcc-11-defconfig arch/riscv/boot/dts/sifive/fu540-c000.dtsi:171.4-42: ERROR (duplicate_property_names): /soc/dma@3000000:compatible: Duplicate property name ERROR: Input tree has errors, aborting (use -f to force output) make[3]: *** [scripts/Makefile.lib:376: arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dtb] Error 2 drivers/pci/pci-driver.c:533:12: warning: 'pci_restore_standard_config' defined but not used [-Wunused-function] 533 | static int pci_restore_standard_config(struct pci_dev *pci_dev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ make[1]: Target '__all' not remade because of errors. make: *** [Makefile:226: __sub-make] Error 2 Reported-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx> The recent patch on this file. I will run my bisect script and get back to you. --- riscv: dts: Add dma-channels property and modify compatible Add dma-channels property, then we can determine how many channels there by device tree, in addition, we add the pdma versioning scheme for compatible. Signed-off-by: Zong Li <zong.li@xxxxxxxxxx> Reviewed-by: Palmer Dabbelt <palmer@xxxxxxxxxxxx> Acked-by: Palmer Dabbelt <palmer@xxxxxxxxxxxx> Acked-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx> Reviewed-by: Bin Meng <bmeng.cn@xxxxxxxxx> Signed-off-by: Palmer Dabbelt <palmer@xxxxxxxxxxxx> 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 riscv --toolchain gcc-11 --kconfig defconfig -- Linaro LKFT https://lkft.linaro.org [1] https://builds.tuxbuild.com/2868anlKwTP8aavo19LT6KRIq1T/