[PATCH 10/15] arm: dts: mediatek: add pcie support for mt7988
Weijie Gao
weijie.gao at mediatek.com
Fri Jan 17 10:18:17 CET 2025
This patch adds PCIe support for mt7988
Signed-off-by: Sam Shih <sam.shih at mediatek.com>
Signed-off-by: Weijie Gao <weijie.gao at mediatek.com>
---
arch/arm/dts/mt7988-rfb.dts | 18 ++++
arch/arm/dts/mt7988.dtsi | 162 ++++++++++++++++++++++++++++++++++++
2 files changed, 180 insertions(+)
diff --git a/arch/arm/dts/mt7988-rfb.dts b/arch/arm/dts/mt7988-rfb.dts
index 71a58a26f6c..14274e2375f 100644
--- a/arch/arm/dts/mt7988-rfb.dts
+++ b/arch/arm/dts/mt7988-rfb.dts
@@ -63,6 +63,24 @@
};
};
+&pcie0 {
+ status = "okay";
+};
+
+&pcie1 {
+ status = "okay";
+};
+
+/* PCIE2 not working in u-boot */
+&pcie2 {
+ status = "disabled";
+};
+
+/* PCIE3 not working in u-boot */
+&pcie3 {
+ status = "disabled";
+};
+
&pinctrl {
i2c1_pins: i2c1-pins {
mux {
diff --git a/arch/arm/dts/mt7988.dtsi b/arch/arm/dts/mt7988.dtsi
index e120e5084ce..6196ac1472e 100644
--- a/arch/arm/dts/mt7988.dtsi
+++ b/arch/arm/dts/mt7988.dtsi
@@ -188,6 +188,152 @@
status = "okay";
};
+ pcie2: pcie at 11280000 {
+ compatible = "mediatek,mt7988-pcie",
+ "mediatek,mt7986-pcie",
+ "mediatek,mt8192-pcie";
+ device_type = "pci";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ reg = <0 0x11280000 0 0x2000>;
+ reg-names = "pcie-mac";
+ linux,pci-domain = <3>;
+ interrupts = <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>;
+ bus-range = <0x00 0xff>;
+ ranges = <0x82000000 0 0x20200000 0 0x20200000 0 0x07e00000>;
+ clocks = <&infracfg CLK_INFRA_PCIE_PIPE_P2>,
+ <&infracfg CLK_INFRA_PCIE_GFMUX_TL_P2>,
+ <&infracfg CLK_INFRA_PCIE_PERI_26M_CK_P2>,
+ <&infracfg CLK_INFRA_133M_PCIE_CK_P2>;
+ clock-names = "pl_250m", "tl_26m", "peri_26m",
+ "top_133m";
+ phys = <&xphyu3port0 PHY_TYPE_PCIE>;
+ phy-names = "pcie-phy";
+
+ status = "disabled";
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0x7>;
+ interrupt-map = <0 0 0 1 &pcie_intc2 0>,
+ <0 0 0 2 &pcie_intc2 1>,
+ <0 0 0 3 &pcie_intc2 2>,
+ <0 0 0 4 &pcie_intc2 3>;
+
+ pcie_intc2: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ };
+ };
+
+ pcie3: pcie at 11290000 {
+ compatible = "mediatek,mt7988-pcie",
+ "mediatek,mt7986-pcie",
+ "mediatek,mt8192-pcie";
+ device_type = "pci";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ reg = <0 0x11290000 0 0x2000>;
+ reg-names = "pcie-mac";
+ linux,pci-domain = <2>;
+ interrupts = <GIC_SPI 171 IRQ_TYPE_LEVEL_HIGH>;
+ bus-range = <0x00 0xff>;
+ ranges = <0x82000000 0 0x28200000 0 0x28200000 0 0x07e00000>;
+ clocks = <&infracfg CLK_INFRA_PCIE_PIPE_P3>,
+ <&infracfg CLK_INFRA_PCIE_GFMUX_TL_P3>,
+ <&infracfg CLK_INFRA_PCIE_PERI_26M_CK_P3>,
+ <&infracfg CLK_INFRA_133M_PCIE_CK_P3>;
+ clock-names = "pl_250m", "tl_26m", "peri_26m",
+ "top_133m";
+ use-dedicated-phy;
+
+ status = "disabled";
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0x7>;
+ interrupt-map = <0 0 0 1 &pcie_intc3 0>,
+ <0 0 0 2 &pcie_intc3 1>,
+ <0 0 0 3 &pcie_intc3 2>,
+ <0 0 0 4 &pcie_intc3 3>;
+ pcie_intc3: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ };
+ };
+
+ pcie0: pcie at 11300000 {
+ compatible = "mediatek,mt7988-pcie",
+ "mediatek,mt7986-pcie",
+ "mediatek,mt8192-pcie";
+ device_type = "pci";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ reg = <0 0x11300000 0 0x2000>;
+ reg-names = "pcie-mac";
+ linux,pci-domain = <0>;
+ interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>;
+ bus-range = <0x00 0xff>;
+ ranges = <0x82000000 0 0x30200000 0 0x30200000 0 0x07e00000>;
+ clocks = <&infracfg CLK_INFRA_PCIE_PIPE_P0>,
+ <&infracfg CLK_INFRA_PCIE_GFMUX_TL_P0>,
+ <&infracfg CLK_INFRA_PCIE_PERI_26M_CK_P0>,
+ <&infracfg CLK_INFRA_133M_PCIE_CK_P0>;
+ clock-names = "pl_250m", "tl_26m", "peri_26m",
+ "top_133m";
+ use-dedicated-phy;
+
+ status = "disabled";
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0x7>;
+ interrupt-map = <0 0 0 1 &pcie_intc0 0>,
+ <0 0 0 2 &pcie_intc0 1>,
+ <0 0 0 3 &pcie_intc0 2>,
+ <0 0 0 4 &pcie_intc0 3>;
+ pcie_intc0: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ };
+ };
+
+ pcie1: pcie at 11310000 {
+ compatible = "mediatek,mt7988-pcie",
+ "mediatek,mt7986-pcie",
+ "mediatek,mt8192-pcie";
+ device_type = "pci";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ reg = <0 0x11310000 0 0x2000>;
+ reg-names = "pcie-mac";
+ linux,pci-domain = <1>;
+ interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>;
+ bus-range = <0x00 0xff>;
+ ranges = <0x82000000 0 0x38200000 0 0x38200000 0 0x07e00000>;
+ clocks = <&infracfg CLK_INFRA_PCIE_PIPE_P1>,
+ <&infracfg CLK_INFRA_PCIE_GFMUX_TL_P1>,
+ <&infracfg CLK_INFRA_PCIE_PERI_26M_CK_P1>,
+ <&infracfg CLK_INFRA_133M_PCIE_CK_P1>;
+ clock-names = "pl_250m", "tl_26m", "peri_26m",
+ "top_133m";
+ use-dedicated-phy;
+
+ status = "disabled";
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0x7>;
+ interrupt-map = <0 0 0 1 &pcie_intc1 0>,
+ <0 0 0 2 &pcie_intc1 1>,
+ <0 0 0 3 &pcie_intc1 2>,
+ <0 0 0 4 &pcie_intc1 3>;
+ pcie_intc1: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ };
+ };
+
usbtphy: usb-phy at 11c50000 {
compatible = "mediatek,mt7988",
"mediatek,generic-tphy-v2";
@@ -215,6 +361,22 @@
};
};
+ xphy: xphy at 11e10000 {
+ compatible = "mediatek,mt7988", "mediatek,xsphy";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+ status = "disabled";
+
+ xphyu3port0: usb-phy at 11e13000 {
+ reg = <0 0x11e13400 0 0x500>;
+ clocks = <&dummy_clk>;
+ clock-names = "ref";
+ #phy-cells = <1>;
+ status = "okay";
+ };
+ };
+
xfi_pextp0: syscon at 11f20000 {
compatible = "mediatek,mt7988-xfi_pextp_0", "syscon";
reg = <0 0x11f20000 0 0x10000>;
--
2.34.1
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