linux-kernel - [PATCH v3 06/10] ARM: dts: aspeed-g6: Add PCIe RC and PCIe PHY node

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Message-ID: <20250901055922.1553550-7-jacky_chou@aspeedtech.com>
Date: Mon, 1 Sep 2025 13:59:18 +0800
From: Jacky Chou <jacky_chou@...eedtech.com>
To: <linux-pci@...r.kernel.org>, <devicetree@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <bhelgaas@...gle.com>,
	<lpieralisi@...nel.org>, <kwilczynski@...nel.org>, <mani@...nel.org>,
	<robh@...nel.org>, <krzk+dt@...nel.org>, <conor+dt@...nel.org>,
	<joel@....id.au>, <andrew@...econstruct.com.au>, <vkoul@...nel.org>,
	<kishon@...nel.org>, <linus.walleij@...aro.org>, <p.zabel@...gutronix.de>,
	<linux-aspeed@...ts.ozlabs.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-phy@...ts.infradead.org>, <openbmc@...ts.ozlabs.org>,
	<linux-gpio@...r.kernel.org>
CC: <jacky_chou@...eedtech.com>
Subject: [PATCH v3 06/10] ARM: dts: aspeed-g6: Add PCIe RC and PCIe PHY node

The AST2600 has one PCIe RC and add the PCIe PHY for RC.

Signed-off-by: Jacky Chou <jacky_chou@...eedtech.com>
---
 arch/arm/boot/dts/aspeed/aspeed-g6.dtsi | 56 +++++++++++++++++++++++++
 1 file changed, 56 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi
index 8ed715bd53aa..a1ccc141647f 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi
+++ b/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi
@@ -379,6 +379,62 @@ rng: hwrng@...e2524 {
 				quality = <100>;
 			};
 
+			pcie_phy1: phy@...ed200 {
+				compatible = "aspeed,ast2600-pcie-phy";
+				reg = <0x1e6ed200 0x100>;
+				#phy-cells = <0>;
+			};
+
+			pcie0: pcie@...70000 {
+				compatible = "aspeed,ast2600-pcie";
+				device_type = "pci";
+				reg = <0x1e770000 0x100>;
+				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>;
+
+				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@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>;
+					phys = <&pcie_phy1>;
+					ranges;
+				};
+			};
+
 			gfx: display@...e6000 {
 				compatible = "aspeed,ast2600-gfx", "syscon";
 				reg = <0x1e6e6000 0x1000>;
-- 
2.43.0