On Tue, Jun 18, 2019 at 11:31:39PM +0530, Manikanta Maddireddy wrote: > This series of patches adds, > - Tegra root port features like Gen2, AER, etc > - Power and perf optimizations > - Fixes like "power up sequence", "dev_err prints", etc > > This series of patches are tested on Tegra186 based Jetson-TX2, Tegra210 > based Jetson-TX1, T124 based Jetson-TK1, Tegra20 and Tegra30 platforms. > > Changes from V5 to V6: > - Patch [V4, 20/27]: Replaced pcie_pme_disable_msi() with no_msi quirk > > Changes from V4 to V5: > - Patch [V4, 4/28]: Added blank line before block style comment > - Patch [V4, 22/28]: "Access endpoint config only if PCIe link is up" > patch is dropped > - Patch [V4, 27/28]: > * Updated reset gpio toggle logic to reflect active low usage > * Replaced kasprintf() with devm_kasprintf() > * Updated commit message with more information. > > Changes from V3 to V4: > - Patch [V3,27/29] is dropped > - Patch [V3,28/29]: devm_gpiod_get_from_of_node() is directly used in > pci-tegra driver instead of of_get_pci* wrapper function defined in > Patch [V3,27/29]. > > Manikanta Maddireddy (27): > soc/tegra: pmc: Export tegra_powergate_power_on() > PCI: tegra: Handle failure cases in tegra_pcie_power_on() > PCI: tegra: Rearrange Tegra PCIe driver functions > PCI: tegra: Mask AFI_INTR in runtime suspend > PCI: tegra: Fix PCIe host power up sequence > PCI: tegra: Add PCIe Gen2 link speed support > PCI: tegra: Advertise PCIe Advanced Error Reporting (AER) capability > PCI: tegra: Program UPHY electrical settings for Tegra210 > PCI: tegra: Enable opportunistic UpdateFC and ACK > PCI: tegra: Disable AFI dynamic clock gating > PCI: tegra: Process pending DLL transactions before entering L1 or L2 > PCI: tegra: Enable PCIe xclk clock clamping > PCI: tegra: Increase the deskew retry time > PCI: tegra: Add SW fixup for RAW violations > PCI: tegra: Update flow control timer frequency in Tegra210 > PCI: tegra: Set target speed as Gen1 before starting LTSSM > PCI: tegra: Fix PLLE power down issue due to CLKREQ# signal > PCI: tegra: Program AFI_CACHE* registers only for Tegra20 > PCI: tegra: Change PRSNT_SENSE IRQ log to debug > PCI: tegra: Disable MSI for Tegra PCIe root port > PCI: tegra: Add AFI_PEX2_CTRL reg offset as part of soc struct > dt-bindings: pci: tegra: Document PCIe DPD pinctrl optional prop > arm64: tegra: Add PEX DPD states as pinctrl properties > PCI: tegra: Put PEX CLK & BIAS pads in DPD mode > PCI: Add DT binding for "reset-gpios" property > PCI: tegra: Add support for GPIO based PERST# > PCI: tegra: Change link retry log level to debug > > .../bindings/pci/nvidia,tegra20-pcie.txt | 8 + > Documentation/devicetree/bindings/pci/pci.txt | 3 + > arch/arm64/boot/dts/nvidia/tegra210.dtsi | 19 + > drivers/pci/controller/pci-tegra.c | 578 +++++++++++++++--- > drivers/pci/quirks.c | 39 ++ > drivers/soc/tegra/pmc.c | 1 + > 6 files changed, 568 insertions(+), 80 deletions(-) Applied with exceptions discussed to pci/tegra for v5.3, please have a thorough look and report back if I am missing something. Thanks, Lorenzo