From 66db854b1f62dbee48ec7373f149fa30e4b3dd4e Mon Sep 17 00:00:00 2001 From: Kishon Vijay Abraham I Date: Mon, 14 Sep 2020 20:51:15 +0530 Subject: [PATCH] arm64: dts: ti: k3-j721e-common-proc-board: Configure the PCIe instances 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 Signed-off-by: Nishanth Menon Link: https://lore.kernel.org/r/20200914152115.1788-3-kishon@ti.com --- .../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 648267284582d..f35a5d5b1cd80 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 = ; + resets = <&serdes_wiz0 1>; + }; +}; + +&serdes1 { + serdes1_pcie_link: link@0 { + reg = <0>; + cdns,num-lanes = <2>; + #phy-cells = <0>; + cdns,phy-type = ; + 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 = ; + 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"; +}; -- 2.30.2