[PATCH v2 06/10] ARM: dts: aspeed-g6: Add PCIe RC node
Jacky Chou
jacky_chou at aspeedtech.com
Mon Jul 14 20:43:16 PDT 2025
The AST2600 has one PCIe RC, and add the relative configure regmap.
Signed-off-by: Jacky Chou <jacky_chou at aspeedtech.com>
---
arch/arm/boot/dts/aspeed/aspeed-g6.dtsi | 61 +++++++++++++++++++++++++
1 file changed, 61 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi
index 8ed715bd53aa..ed99780b6860 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi
+++ b/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi
@@ -379,6 +379,67 @@ rng: hwrng at 1e6e2524 {
quality = <100>;
};
+ pcie_phy1: syscon at 1e6ed200 {
+ compatible = "aspeed,pcie-phy", "syscon";
+ reg = <0x1e6ed200 0x100>;
+ };
+
+ pcie_cfg: syscon at 1e770000 {
+ compatible = "aspeed,pcie-cfg", "syscon";
+ reg = <0x1e770000 0x80>;
+ };
+
+ pcie0: pcie at 1e7700c0 {
+ compatible = "aspeed,ast2600-pcie";
+ device_type = "pci";
+ reg = <0x1e7700c0 0x40>;
+ linux,pci-domain = <0>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>;
+ bus-range = <0x80 0xff>;
+
+ ranges = <0x01000000 0x0 0x00018000 0x00018000 0x0 0x00008000
+ 0x02000000 0x0 0x70000000 0x70000000 0x0 0x10000000>;
+
+ status = "disabled";
+
+ resets = <&syscon ASPEED_RESET_H2X>;
+ reset-names = "h2x";
+
+ #interrupt-cells = <1>;
+ msi-parent = <&pcie0>;
+ msi-controller;
+
+ aspeed,ahbc = <&ahbc>;
+ aspeed,pciecfg = <&pcie_cfg>;
+
+ 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>;
+ pcie_intc0: interrupt-controller {
+ interrupt-controller;
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ };
+
+ pcie at 8,0 {
+ reg = <0x804000 0 0 0 0>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ device_type = "pci";
+ resets = <&syscon ASPEED_RESET_PCIE_RC_O>;
+ reset-names = "perst";
+ clocks = <&syscon ASPEED_CLK_GATE_BCLK>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pcierc1_default>;
+ aspeed,pciephy = <&pcie_phy1>;
+ ranges;
+ };
+ };
+
gfx: display at 1e6e6000 {
compatible = "aspeed,ast2600-gfx", "syscon";
reg = <0x1e6e6000 0x1000>;
--
2.43.0
More information about the linux-arm-kernel
mailing list