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| author | Vidya Sagar <vidyas@nvidia.com> | 2020-03-03 23:40:52 +0530 |
|---|---|---|
| committer | Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> | 2020-03-31 09:13:17 +0100 |
| commit | c57247f940e8ea13a0ec33378304dc3cdc5da4a8 (patch) | |
| tree | 9154236b232368b7df5bc7c0e3e0f38d66d8a419 /drivers/pci/controller/dwc/Kconfig | |
| parent | 9f04d18b1edf1992e1dd606933839d725aec9b1f (diff) | |
| download | lwn-c57247f940e8ea13a0ec33378304dc3cdc5da4a8.tar.gz lwn-c57247f940e8ea13a0ec33378304dc3cdc5da4a8.zip | |
PCI: tegra: Add support for PCIe endpoint mode in Tegra194
Add support for the endpoint mode of Synopsys DesignWare core based
dual mode PCIe controllers present in Tegra194 SoC.
Signed-off-by: Vidya Sagar <vidyas@nvidia.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/pci/controller/dwc/Kconfig')
| -rw-r--r-- | drivers/pci/controller/dwc/Kconfig | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/drivers/pci/controller/dwc/Kconfig b/drivers/pci/controller/dwc/Kconfig index 0830dfcfa43a..03dcaf65d159 100644 --- a/drivers/pci/controller/dwc/Kconfig +++ b/drivers/pci/controller/dwc/Kconfig @@ -248,14 +248,37 @@ config PCI_MESON implement the driver. config PCIE_TEGRA194 - tristate "NVIDIA Tegra194 (and later) PCIe controller" + tristate + +config PCIE_TEGRA194_HOST + tristate "NVIDIA Tegra194 (and later) PCIe controller - Host Mode" depends on ARCH_TEGRA_194_SOC || COMPILE_TEST depends on PCI_MSI_IRQ_DOMAIN select PCIE_DW_HOST select PHY_TEGRA194_P2U + select PCIE_TEGRA194 + help + Enables support for the PCIe controller in the NVIDIA Tegra194 SoC to + work in host mode. There are two instances of PCIe controllers in + Tegra194. This controller can work either as EP or RC. In order to + enable host-specific features PCIE_TEGRA194_HOST must be selected and + in order to enable device-specific features PCIE_TEGRA194_EP must be + selected. This uses the DesignWare core. + +config PCIE_TEGRA194_EP + tristate "NVIDIA Tegra194 (and later) PCIe controller - Endpoint Mode" + depends on ARCH_TEGRA_194_SOC || COMPILE_TEST + depends on PCI_ENDPOINT + select PCIE_DW_EP + select PHY_TEGRA194_P2U + select PCIE_TEGRA194 help - Say Y here if you want support for DesignWare core based PCIe host - controller found in NVIDIA Tegra194 SoC. + Enables support for the PCIe controller in the NVIDIA Tegra194 SoC to + work in host mode. There are two instances of PCIe controllers in + Tegra194. This controller can work either as EP or RC. In order to + enable host-specific features PCIE_TEGRA194_HOST must be selected and + in order to enable device-specific features PCIE_TEGRA194_EP must be + selected. This uses the DesignWare core. config PCIE_UNIPHIER bool "Socionext UniPhier PCIe controllers" |