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dbdcc22c84
Tegra PCIe has fixed per port SFIO line to signal PERST#, which can be controlled by AFI port register. However, if a platform routes a different GPIO to the PCIe slot, then port register cannot control it. Add support for GPIO based PERST# signal for such platforms. GPIO number comes from per port PCIe device tree node. PCIe driver probe doesn't fail if per port "reset-gpios" property is not populated, so platforms that require this workaround must make sure that the DT property is not missed in the corresponding device tree. Link: https://lore.kernel.org/linux-pci/20190705084850.30777-1-jonathanh@nvidia.com/ Signed-off-by: Manikanta Maddireddy <mmaddireddy@nvidia.com> [lorenzo.pieralisi@arm.com: squashed in fix in Link] Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Acked-by: Thierry Reding <treding@nvidia.com> |
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| .. | ||
| dwc | ||
| Kconfig | ||
| Makefile | ||
| pci-aardvark.c | ||
| pci-ftpci100.c | ||
| pci-host-common.c | ||
| pci-host-generic.c | ||
| pci-hyperv.c | ||
| pci-mvebu.c | ||
| pci-rcar-gen2.c | ||
| pci-tegra.c | ||
| pci-thunder-ecam.c | ||
| pci-thunder-pem.c | ||
| pci-v3-semi.c | ||
| pci-versatile.c | ||
| pci-xgene-msi.c | ||
| pci-xgene.c | ||
| pcie-altera-msi.c | ||
| pcie-altera.c | ||
| pcie-cadence-ep.c | ||
| pcie-cadence-host.c | ||
| pcie-cadence.c | ||
| pcie-cadence.h | ||
| pcie-iproc-bcma.c | ||
| pcie-iproc-msi.c | ||
| pcie-iproc-platform.c | ||
| pcie-iproc.c | ||
| pcie-iproc.h | ||
| pcie-mediatek.c | ||
| pcie-mobiveil.c | ||
| pcie-rcar.c | ||
| pcie-rockchip-ep.c | ||
| pcie-rockchip-host.c | ||
| pcie-rockchip.c | ||
| pcie-rockchip.h | ||
| pcie-tango.c | ||
| pcie-xilinx-nwl.c | ||
| pcie-xilinx.c | ||
| vmd.c | ||