[PATCH 2/2] riscv: dts: sophgo: sg2044: add PCIe device support for SG2044
Inochi Amaoto
inochiama at gmail.com
Tue Jun 17 18:58:49 PDT 2025
Add PCIe device node for SG2044 and configuration for Sophgo SRD3-10.
Signed-off-by: Inochi Amaoto <inochiama at gmail.com>
---
.../boot/dts/sophgo/sg2044-sophgo-srd3-10.dts | 30 +++
arch/riscv/boot/dts/sophgo/sg2044.dtsi | 175 ++++++++++++++++++
2 files changed, 205 insertions(+)
diff --git a/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts b/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts
index c97bd62e5f06..1ca5fb707061 100644
--- a/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts
+++ b/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts
@@ -67,6 +67,36 @@ &msi {
status = "okay";
};
+&pcie0 {
+ bus-range = <0x00 0xff>;
+ linux,pci-domain = <1>;
+ status = "okay";
+};
+
+&pcie1 {
+ bus-range = <0x00 0xff>;
+ linux,pci-domain = <0>;
+ status = "okay";
+};
+
+&pcie2 {
+ bus-range = <0x00 0xff>;
+ linux,pci-domain = <3>;
+ status = "okay";
+};
+
+&pcie3 {
+ bus-range = <0x00 0xff>;
+ linux,pci-domain = <2>;
+ status = "okay";
+};
+
+&pcie4 {
+ bus-range = <0x00 0xff>;
+ linux,pci-domain = <4>;
+ status = "okay";
+};
+
&pwm {
status = "okay";
};
diff --git a/arch/riscv/boot/dts/sophgo/sg2044.dtsi b/arch/riscv/boot/dts/sophgo/sg2044.dtsi
index aae4539dea98..6ec955744b0c 100644
--- a/arch/riscv/boot/dts/sophgo/sg2044.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2044.dtsi
@@ -32,6 +32,181 @@ soc {
#size-cells = <2>;
ranges;
+ pcie0: pcie at 6c00000000 {
+ compatible = "sophgo,sg2044-pcie";
+ reg = <0x6c 0x00000000 0x0 0x00001000>,
+ <0x6c 0x00300000 0x0 0x00004000>,
+ <0x48 0x00000000 0x0 0x00001000>,
+ <0x6c 0x000c0000 0x0 0x00001000>;
+ reg-names = "dbi", "atu", "config", "app";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ clocks = <&clk CLK_GATE_PCIE_1G>;
+ clock-names = "core";
+ device_type = "pci";
+ interrupt-map-mask = <0 0 0 7>;
+ 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>;
+ msi-parent = <&msi>;
+ ranges = <0x01000000 0x0 0x00000000 0x48 0x10000000 0x0 0x00200000>,
+ <0x42000000 0x0 0x10000000 0x0 0x10000000 0x0 0x04000000>,
+ <0x02000000 0x0 0x14000000 0x0 0x14000000 0x0 0x04000000>,
+ <0x43000000 0x4a 0x00000000 0x4a 0x00000000 0x2 0x00000000>,
+ <0x03000000 0x49 0x00000000 0x49 0x00000000 0x1 0x00000000>;
+ status = "disabled";
+
+ pcie_intc0: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&intc>;
+ interrupts = <65 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ };
+ };
+
+ pcie1: pcie at 6c00400000 {
+ compatible = "sophgo,sg2044-pcie";
+ reg = <0x6c 0x00400000 0x0 0x00001000>,
+ <0x6c 0x00700000 0x0 0x00004000>,
+ <0x40 0x00000000 0x0 0x00001000>,
+ <0x6c 0x00780000 0x0 0x00001000>;
+ reg-names = "dbi", "atu", "config", "app";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ clocks = <&clk CLK_GATE_PCIE_1G>;
+ clock-names = "core";
+ device_type = "pci";
+ interrupt-map-mask = <0 0 0 7>;
+ 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>;
+ msi-parent = <&msi>;
+ ranges = <0x01000000 0x0 0x00000000 0x40 0x10000000 0x0 0x00200000>,
+ <0x42000000 0x0 0x00000000 0x0 0x00000000 0x0 0x04000000>,
+ <0x02000000 0x0 0x04000000 0x0 0x04000000 0x0 0x04000000>,
+ <0x43000000 0x42 0x00000000 0x42 0x00000000 0x2 0x00000000>,
+ <0x03000000 0x41 0x00000000 0x41 0x00000000 0x1 0x00000000>;
+ status = "disabled";
+
+ pcie_intc1: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&intc>;
+ interrupts = <64 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ };
+ };
+
+ pcie2: pcie at 6c04000000 {
+ compatible = "sophgo,sg2044-pcie";
+ reg = <0x6c 0x04000000 0x0 0x00001000>,
+ <0x6c 0x04300000 0x0 0x00004000>,
+ <0x58 0x00000000 0x0 0x00001000>,
+ <0x6c 0x040c0000 0x0 0x00001000>;
+ reg-names = "dbi", "atu", "config", "app";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ clocks = <&clk CLK_GATE_PCIE_1G>;
+ clock-names = "core";
+ device_type = "pci";
+ interrupt-map-mask = <0 0 0 7>;
+ 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>;
+ msi-parent = <&msi>;
+ ranges = <0x01000000 0x0 0x00000000 0x58 0x10000000 0x0 0x00200000>,
+ <0x42000000 0x0 0x30000000 0x0 0x30000000 0x0 0x04000000>,
+ <0x02000000 0x0 0x34000000 0x0 0x34000000 0x0 0x04000000>,
+ <0x43000000 0x5a 0x00000000 0x5a 0x00000000 0x2 0x00000000>,
+ <0x03000000 0x59 0x00000000 0x59 0x00000000 0x1 0x00000000>;
+ status = "disabled";
+
+ pcie_intc2: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&intc>;
+ interrupts = <74 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ };
+ };
+
+ pcie3: pcie at 6c04400000 {
+ compatible = "sophgo,sg2044-pcie";
+ reg = <0x6c 0x04400000 0x0 0x00001000>,
+ <0x6c 0x04700000 0x0 0x00004000>,
+ <0x50 0x00000000 0x0 0x00001000>,
+ <0x6c 0x04780000 0x0 0x00001000>;
+ reg-names = "dbi", "atu", "config", "app";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ clocks = <&clk CLK_GATE_PCIE_1G>;
+ clock-names = "core";
+ device_type = "pci";
+ interrupt-map-mask = <0 0 0 7>;
+ 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>;
+ msi-parent = <&msi>;
+ ranges = <0x01000000 0x0 0x00000000 0x50 0x10000000 0x0 0x00200000>,
+ <0x42000000 0x0 0x20000000 0x0 0x20000000 0x0 0x04000000>,
+ <0x02000000 0x0 0x24000000 0x0 0x24000000 0x0 0x04000000>,
+ <0x43000000 0x52 0x00000000 0x52 0x00000000 0x2 0x00000000>,
+ <0x03000000 0x51 0x00000000 0x51 0x00000000 0x1 0x00000000>;
+ status = "disabled";
+
+ pcie_intc3: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&intc>;
+ interrupts = <73 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ };
+ };
+
+ pcie4: pcie at 6c08400000 {
+ compatible = "sophgo,sg2044-pcie";
+ reg = <0x6c 0x08400000 0x0 0x00001000>,
+ <0x6c 0x08700000 0x0 0x00004000>,
+ <0x60 0x00000000 0x0 0x00001000>,
+ <0x6c 0x08780000 0x0 0x00001000>;
+ reg-names = "dbi", "atu", "config", "app";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ clocks = <&clk CLK_GATE_PCIE_1G>;
+ clock-names = "core";
+ device_type = "pci";
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie_intc4 0>,
+ <0 0 0 2 &pcie_intc4 1>,
+ <0 0 0 3 &pcie_intc4 2>,
+ <0 0 0 4 &pcie_intc4 3>;
+ msi-parent = <&msi>;
+ ranges = <0x01000000 0x0 0x00000000 0x60 0x10000000 0x0 0x00200000>,
+ <0x42000000 0x0 0x40000000 0x0 0x40000000 0x0 0x04000000>,
+ <0x02000000 0x0 0x44000000 0x0 0x44000000 0x0 0x04000000>,
+ <0x43000000 0x62 0x00000000 0x62 0x00000000 0x2 0x00000000>,
+ <0x03000000 0x61 0x00000000 0x61 0x00000000 0x1 0x00000000>;
+ status = "disabled";
+
+ pcie_intc4: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&intc>;
+ interrupts = <125 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ };
+ };
+
msi: msi-controller at 6d50000000 {
compatible = "sophgo,sg2044-msi";
reg = <0x6d 0x50000000 0x0 0x800>,
--
2.49.0
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