[PATCH v3 3/7] arm64: dts: rockchip: Add rk3576 pcie nodes

Kever Yang kever.yang at rock-chips.com
Mon Dec 23 03:06:33 PST 2024


rk3576 has two pcie controllers, both are pcie2x1 work with
naneng-combphy.

Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
---

Changes in v3:
- Update the subject

Changes in v2:
- Update clock and reset names and sequence to pass DTB check

 arch/arm64/boot/dts/rockchip/rk3576.dtsi | 109 +++++++++++++++++++++++
 1 file changed, 109 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3576.dtsi b/arch/arm64/boot/dts/rockchip/rk3576.dtsi
index a147879da501..0486525fe596 100644
--- a/arch/arm64/boot/dts/rockchip/rk3576.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3576.dtsi
@@ -1016,6 +1016,115 @@ qos_npu_m1ro: qos at 27f22100 {
 			reg = <0x0 0x27f22100 0x0 0x20>;
 		};
 
+		pcie0: pcie at 2a200000 {
+			compatible = "rockchip,rk3576-pcie", "rockchip,rk3568-pcie";
+			#address-cells = <3>;
+			#size-cells = <2>;
+			bus-range = <0x0 0xf>;
+			clocks = <&cru ACLK_PCIE0_MST>, <&cru ACLK_PCIE0_SLV>,
+				 <&cru ACLK_PCIE0_DBI>, <&cru PCLK_PCIE0>,
+				 <&cru CLK_PCIE0_AUX>;
+
+			clock-names = "aclk_mst", "aclk_slv",
+				      "aclk_dbi", "pclk",
+				      "aux";
+			device_type = "pci";
+			interrupts = <GIC_SPI 281 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 282 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 279 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 280 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 278 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 283 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "sys", "pmc", "msg", "legacy", "err", "msi";
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0 0 0 7>;
+			interrupt-map = <0 0 0 1 &pcie0_intc 0>,
+					<0 0 0 2 &pcie0_intc 1>,
+					<0 0 0 3 &pcie0_intc 2>,
+					<0 0 0 4 &pcie0_intc 3>;
+			linux,pci-domain = <0>;
+			num-ib-windows = <8>;
+			num-viewport = <8>;
+			num-ob-windows = <2>;
+			max-link-speed = <2>;
+			num-lanes = <1>;
+			phys = <&combphy0_ps PHY_TYPE_PCIE>;
+			phy-names = "pcie-phy";
+			power-domains = <&power RK3576_PD_PHP>;
+			ranges = <0x01000000 0x0 0x20100000 0x0 0x20100000 0x0 0x00100000
+				  0x02000000 0x0 0x20200000 0x0 0x20200000 0x0 0x00e00000
+				  0x03000000 0x9 0x00000000 0x9 0x00000000 0x0 0x80000000>;
+			reg = <0x0 0x22000000 0x0 0x00400000>,
+			      <0x0 0x2a200000 0x0 0x00010000>,
+			      <0x0 0x20000000 0x0 0x00100000>;
+			reg-names = "dbi", "apb", "config";
+			resets = <&cru SRST_PCIE0_POWER_UP>, <&cru SRST_P_PCIE0>;
+			reset-names = "pwr", "pipe";
+			status = "disabled";
+
+			pcie0_intc: legacy-interrupt-controller {
+				interrupt-controller;
+				#address-cells = <0>;
+				#interrupt-cells = <1>;
+				interrupt-parent = <&gic>;
+				interrupts = <GIC_SPI 280 IRQ_TYPE_EDGE_RISING>;
+			};
+		};
+
+		pcie1: pcie at 2a210000 {
+			compatible = "rockchip,rk3576-pcie", "rockchip,rk3568-pcie";
+			#address-cells = <3>;
+			#size-cells = <2>;
+			bus-range = <0x20 0x2f>;
+			clocks = <&cru ACLK_PCIE1_MST>, <&cru ACLK_PCIE1_SLV>,
+				 <&cru ACLK_PCIE1_DBI>, <&cru PCLK_PCIE1>,
+				 <&cru CLK_PCIE1_AUX>;
+			clock-names = "aclk_mst", "aclk_slv",
+				      "aclk_dbi", "pclk",
+				      "aux";
+			device_type = "pci";
+			interrupts = <GIC_SPI 267 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 268 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 265 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 266 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 264 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 269 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "sys", "pmc", "msg", "legacy", "err", "msi";
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0 0 0 7>;
+			interrupt-map = <0 0 0 1 &pcie1_intc 0>,
+					<0 0 0 2 &pcie1_intc 1>,
+					<0 0 0 3 &pcie1_intc 2>,
+					<0 0 0 4 &pcie1_intc 3>;
+			linux,pci-domain = <0>;
+			num-ib-windows = <8>;
+			num-viewport = <8>;
+			num-ob-windows = <2>;
+			max-link-speed = <2>;
+			num-lanes = <1>;
+			phys = <&combphy1_psu PHY_TYPE_PCIE>;
+			phy-names = "pcie-phy";
+			power-domains = <&power RK3576_PD_SUBPHP>;
+			ranges = <0x01000000 0x0 0x21100000 0x0 0x21100000 0x0 0x00100000
+				  0x02000000 0x0 0x21200000 0x0 0x21200000 0x0 0x00e00000
+				  0x03000000 0x9 0x80000000 0x9 0x80000000 0x0 0x80000000>;
+			reg = <0x0 0x22400000 0x0 0x00400000>,
+			      <0x0 0x2a210000 0x0 0x00010000>,
+			      <0x0 0x21000000 0x0 0x00100000>;
+			reg-names = "dbi", "apb", "config";
+			resets = <&cru SRST_PCIE1_POWER_UP>, <&cru SRST_P_PCIE1>;
+			reset-names = "pwr", "pipe";
+			status = "disabled";
+
+			pcie1_intc: legacy-interrupt-controller {
+				interrupt-controller;
+				#address-cells = <0>;
+				#interrupt-cells = <1>;
+				interrupt-parent = <&gic>;
+				interrupts = <GIC_SPI 266 IRQ_TYPE_EDGE_RISING>;
+			};
+		};
+
 		gmac0: ethernet at 2a220000 {
 			compatible = "rockchip,rk3576-gmac", "snps,dwmac-4.20a";
 			reg = <0x0 0x2a220000 0x0 0x10000>;
-- 
2.25.1




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