RISC-V: ACPI: Add external interrupt controller support

[bjoto]

Pull request for series with
subject: RISC-V: ACPI: Add external interrupt controller support
version: 2
url: https://patchwork.kernel.org/project/linux-riscv/list/?series=796574

[bjoto]

Upstream branch: 3fec323
series: https://patchwork.kernel.org/project/linux-riscv/list/?series=796574
version: 2

Pull request is NOT updated. Failed to apply https://patchwork.kernel.org/project/linux-riscv/list/?series=796574
error message:

Cmd('git') failed due to: exit code(128)
  cmdline: git am -s --3way
  stdout: 'Applying: arm64: PCI: Migrate ACPI related functions to pci-acpi.c
Applying: RISC-V: ACPI: Implement PCI related functionality
Patch failed at 0002 RISC-V: ACPI: Implement PCI related functionality
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".'
  stderr: 'error: sha1 information is lacking or useless (arch/riscv/Kconfig).
error: could not build fake ancestor
hint: Use 'git am --show-current-patch=diff' to see the failed patch'

conflict:

[bjoto]

At least one diff in series https://patchwork.kernel.org/project/linux-riscv/list/?series=796574 expired. Closing PR.