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arm64: dts: ti: k3-j721e-common-proc-board: Configure the PCIe instances

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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 <kishon@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20200914152115.1788-3-kishon@ti.com
This commit is contained in:
Kishon Vijay Abraham I 2020-09-14 20:51:15 +05:30 • committed by Nishanth Menon
parent 4e5833884f
commit 66db854b1f
1 changed files with 80 additions and 0 deletions
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80
arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
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@ -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";
};