Re: [PATCH V4 0/5] Add support for PCIe endpoint mode in Tegra194

From: Lorenzo Pieralisi
Date: Tue Mar 03 2020 - 12:01:34 EST


On Tue, Mar 03, 2020 at 04:24:13PM +0530, Vidya Sagar wrote:
> Tegra194 has three (C0, C4 & C5) dual mode PCIe controllers that can operate
> either in root port mode or in end point mode but only in one mode at a time.
> Platform P2972-0000 supports enabling endpoint mode for C5 controller. This
> patch series adds support for PCIe endpoint mode in both the driver as well as
> in DT.
> This patch series depends on the changes made for Synopsys DesignWare endpoint
> mode subsystem that are recently accepted.
> @ https://patchwork.kernel.org/project/linux-pci/list/?series=202211
> which in turn depends on the patch made by Kishon
> @ https://patchwork.kernel.org/patch/10975123/
> which is also under review.
>
> V4:
> * Started using threaded irqs instead of kthreads

Hi Vidya,

sorry for the bother, may I ask you to rebase the series (after
answering Thierry's query) on top of my pci/endpoint branch please ?

Please resend it and I will merge patches {1,2,5} then.

Thanks,
Lorenzo

> V3:
> * Re-ordered patches in the series to make the driver change as the last patch
> * Took care of Thierry's review comments
>
> V2:
> * Addressed Thierry & Bjorn's review comments
> * Added EP mode specific binding documentation to already existing binding documentation file
> * Removed patch that enables GPIO controller nodes explicitly as they are enabled already
>
> Vidya Sagar (5):
> soc/tegra: bpmp: Update ABI header
> dt-bindings: PCI: tegra: Add DT support for PCIe EP nodes in Tegra194
> arm64: tegra: Add PCIe endpoint controllers nodes for Tegra194
> arm64: tegra: Add support for PCIe endpoint mode in P2972-0000
> platform
> PCI: tegra: Add support for PCIe endpoint mode in Tegra194
>
> .../bindings/pci/nvidia,tegra194-pcie.txt | 125 +++-
> .../boot/dts/nvidia/tegra194-p2972-0000.dts | 18 +
> arch/arm64/boot/dts/nvidia/tegra194.dtsi | 99 +++
> drivers/pci/controller/dwc/Kconfig | 30 +-
> drivers/pci/controller/dwc/pcie-tegra194.c | 681 +++++++++++++++++-
> include/soc/tegra/bpmp-abi.h | 10 +-
> 6 files changed, 918 insertions(+), 45 deletions(-)
>
> --
> 2.17.1
>