On Mon, Oct 4, 2021 at 3:38 AM Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx> wrote: > > On Wed, Sep 29, 2021 at 05:38:33PM +0100, Marc Zyngier wrote: > > This is v5 of the series adding PCIe support for the M1 SoC. Not a lot > > has changed this time around, and most of what I was saying in [1] is > > still valid. > > > > Very little has changed code wise (a couple of bug fixes). The series > > however now carries a bunch of DT updates so that people can actually > > make use of PCIe on an M1 box (OK, not quite, you will still need [2], > > or whatever version replaces it). The corresponding bindings are > > either already merged, or queued for 5.16 (this is the case for the > > PCI binding). > > > > It all should be in a state that makes it mergeable (yeah, I said that > > last time... I mean it this time! ;-). > > > > As always, comments welcome. > > > > M. > > > > [1] https://lore.kernel.org/r/20210922205458.358517-1-maz@xxxxxxxxxx > > [2] https://lore.kernel.org/r/20210921222956.40719-2-joey.gouly@xxxxxxx > > > > Alyssa Rosenzweig (2): > > PCI: apple: Add initial hardware bring-up > > PCI: apple: Set up reference clocks when probing > > > > Marc Zyngier (10): > > irqdomain: Make of_phandle_args_to_fwspec generally available > > of/irq: Allow matching of an interrupt-map local to an interrupt > > controller > > PCI: of: Allow matching of an interrupt-map local to a PCI device > > PCI: apple: Add INTx and per-port interrupt support > > PCI: apple: Implement MSI support > > iommu/dart: Exclude MSI doorbell from PCIe device IOVA range > > PCI: apple: Configure RID to SID mapper on device addition > > arm64: dts: apple: t8103: Add PCIe DARTs > > arm64: dts: apple: t8103: Add root port interrupt routing > > arm64: dts: apple: j274: Expose PCI node for the Ethernet MAC address > > > > Mark Kettenis (2): > > arm64: apple: Add pinctrl nodes > > arm64: apple: Add PCIe node > > > > MAINTAINERS | 7 + > > arch/arm64/boot/dts/apple/t8103-j274.dts | 23 + > > arch/arm64/boot/dts/apple/t8103.dtsi | 203 ++++++ > > drivers/iommu/apple-dart.c | 27 + > > drivers/of/irq.c | 17 +- > > drivers/pci/controller/Kconfig | 17 + > > drivers/pci/controller/Makefile | 1 + > > drivers/pci/controller/pcie-apple.c | 822 +++++++++++++++++++++++ > > drivers/pci/of.c | 10 +- > > include/linux/irqdomain.h | 4 + > > kernel/irq/irqdomain.c | 6 +- > > 11 files changed, 1127 insertions(+), 10 deletions(-) > > create mode 100644 drivers/pci/controller/pcie-apple.c > > I have applied (with very minor log changes) patches [1-9] to > pci/apple for v5.16, I expect the dts changes to go via the > arm-soc tree separately, please let me know if that works for you. FYI, I pushed patches 1-3 to kernelCI and didn't see any regressions. I am a bit worried about changes to the DT interrupt parsing and ancient platforms (such as PowerMacs). Most likely there wouldn't be any report until -rc1 or months later on those old systems. Rob
