On Tue, Mar 03, 2020 at 11:40:47PM +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. > > V5: > * Rebased patch-2 on top of Lorenzo's pci/endpoint branch > * Removed unwanted header files inclusion in patch-5 Applied patches 1,2,5 to pci/endpoint for v5.7, please let me know if something is missing. Thanks, Lorenzo > V4: > * Started using threaded irqs instead of kthreads > > 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 | 679 +++++++++++++++++- > include/soc/tegra/bpmp-abi.h | 10 +- > 6 files changed, 916 insertions(+), 45 deletions(-) > > -- > 2.17.1 >
