J721E Common Processor Board has PCIe connectors for the 1st three PCIe instances. Configure the three PCIe instances in RC mode and disable the 4th PCIe instance.
Signed-off-by: Kishon Vijay Abraham I <[email protected]> --- .../dts/ti/k3-j721e-common-proc-board.dts | 80 +++++++++++++++++++ 1 file changed, 80 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts index c355692796a9..8b57d22ca3cc 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts +++ b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts @@ -558,3 +558,83 @@ status = "okay"; }; + +&serdes0 { + serdes0_pcie_link: link@0 { + reg = <0>; + cdns,num-lanes = <1>; + #phy-cells = <0>; + cdns,phy-type = <PHY_TYPE_PCIE>; + resets = <&serdes_wiz0 1>; + }; +}; + +&serdes1 { + serdes1_pcie_link: link@0 { + reg = <0>; + cdns,num-lanes = <2>; + #phy-cells = <0>; + cdns,phy-type = <PHY_TYPE_PCIE>; + resets = <&serdes_wiz1 1>, <&serdes_wiz1 2>; + }; +}; + +&serdes2 { + serdes2_pcie_link: link@0 { + reg = <0>; + cdns,num-lanes = <2>; + #phy-cells = <0>; + cdns,phy-type = <PHY_TYPE_PCIE>; + resets = <&serdes_wiz2 1>, <&serdes_wiz2 2>; + }; +}; + +&pcie0_rc { + reset-gpios = <&exp1 6 GPIO_ACTIVE_HIGH>; + phys = <&serdes0_pcie_link>; + phy-names = "pcie-phy"; + num-lanes = <1>; +}; + +&pcie1_rc { + reset-gpios = <&exp1 2 GPIO_ACTIVE_HIGH>; + phys = <&serdes1_pcie_link>; + phy-names = "pcie-phy"; + num-lanes = <2>; +}; + +&pcie2_rc { + reset-gpios = <&exp2 20 GPIO_ACTIVE_HIGH>; + phys = <&serdes2_pcie_link>; + phy-names = "pcie-phy"; + num-lanes = <2>; +}; + +&pcie0_ep { + phys = <&serdes0_pcie_link>; + phy-names = "pcie-phy"; + num-lanes = <1>; + status = "disabled"; +}; + +&pcie1_ep { + phys = <&serdes1_pcie_link>; + phy-names = "pcie-phy"; + num-lanes = <2>; + status = "disabled"; +}; + +&pcie2_ep { + phys = <&serdes2_pcie_link>; + phy-names = "pcie-phy"; + num-lanes = <2>; + status = "disabled"; +}; + +&pcie3_rc { + status = "disabled"; +}; + +&pcie3_ep { + status = "disabled"; +}; -- 2.17.1
