[PATCH 8/8] arm: dts: mediatek: add PCIe node for MT7981
Christian Marangi
ansuelsmth at gmail.com
Mon Jan 27 14:40:45 CET 2025
Add PCIe node for MT7981 with all the required properties to make PCIe
work.
Signed-off-by: Christian Marangi <ansuelsmth at gmail.com>
---
arch/arm/dts/mt7981.dtsi | 35 +++++++++++++++++++++++++++++++++++
1 file changed, 35 insertions(+)
diff --git a/arch/arm/dts/mt7981.dtsi b/arch/arm/dts/mt7981.dtsi
index 2360c6bbdca..5b4cadc22f7 100644
--- a/arch/arm/dts/mt7981.dtsi
+++ b/arch/arm/dts/mt7981.dtsi
@@ -339,6 +339,41 @@
status = "okay";
};
+ pcie: pcie at 11280000 {
+ compatible = "mediatek,mt8192-pcie";
+ device_type = "pci";
+ reg = <0x11280000 0x4000>;
+ reg-names = "pcie-mac";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&infracfg CLK_INFRA_IPCIE_CK>,
+ <&infracfg CLK_INFRA_IPCIE_PIPE_CK>,
+ <&infracfg CLK_INFRA_IPCIER_CK>,
+ <&infracfg CLK_INFRA_IPCIEB_CK>;
+ clock-names = "pl_250m", "tl_26m", "peri_26m", "top_133m";
+ phys = <&u3port0 PHY_TYPE_PCIE>;
+ phy-names = "pcie-phy";
+ bus-range = <0x00 0xff>;
+ ranges = <0x82000000 0 0x20000000 0x20000000 0 0x10000000>;
+
+ #interrupt-cells = <1>;
+
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie_intc 0>,
+ <0 0 0 2 &pcie_intc 1>,
+ <0 0 0 3 &pcie_intc 2>,
+ <0 0 0 4 &pcie_intc 3>;
+
+ status = "disabled";
+
+ pcie_intc: interrupt-controller {
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ #address-cells = <0>;
+ };
+ };
+
usbtphy: usb-phy at 11e10000 {
compatible = "mediatek,mt7981",
"mediatek,generic-tphy-v2";
--
2.47.1
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