diff mbox series

[6/7] arm64: dts: renesas: r8a779f0: Add PCIe Host and Endpoint nodes

Message ID 20220613115712.2831386-7-yoshihiro.shimoda.uh@renesas.com (mailing list archive)
State Superseded
Headers show
Series treewide: PCI: renesas: Add R-Car Gen4 PCIe support | expand

Commit Message

Yoshihiro Shimoda June 13, 2022, 11:57 a.m. UTC 
Add PCIe Host and Endpoint nodes for R-Car S4-8 (R8A779F0).

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
---
 arch/arm64/boot/dts/renesas/r8a779f0.dtsi | 133 ++++++++++++++++++++++
 1 file changed, 133 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/renesas/r8a779f0.dtsi b/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
index ad8c77edb126..97e0cbefb758 100644
--- a/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
@@ -40,6 +40,13 @@  extalr_clk: extalr {
 		clock-frequency = <0>;
 	};
 
+	/* External PCIe clock - can be overridden by the board */
+	pcie_bus_clk: pcie_bus {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <0>;
+	};
+
 	pmu_a55 {
 		compatible = "arm,cortex-a55-pmu";
 		interrupts-extended = <&gic GIC_PPI 7 IRQ_TYPE_LEVEL_LOW>;
@@ -259,6 +266,132 @@  i2c5: i2c@e66e0000 {
 			status = "disabled";
 		};
 
+		pciec0: pcie@e65d0000 {
+			compatible = "renesas,r8a779f0-pcie",
+				     "renesas,rcar-gen4-pcie",
+				     "snps,dw-pcie";
+			reg = <0 0xe65d0000 0 0x3000>, <0 0xe65d3000 0 0x2000>,
+			      <0 0xe65d6200 0 0x0e00>, <0 0xfe000000 0 0x10000>;
+			reg-names = "dbi", "atu", "app", "config";
+			#address-cells = <3>;
+			#size-cells = <2>;
+			bus-range = <0x00 0xff>;
+			device_type = "pci";
+			ranges =  <0x81000000 0 0x00000000 0 0xfe000000 0 0x00010000
+				   0x82000000 0 0x30000000 0 0x30000000 0 0x10000000>;
+			dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>;
+			interrupts = <GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 418 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 419 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 420 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 421 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 422 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "msi", "err", "fatal", "nonfatal", "lp", "vndmsg";
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0 0 0 7>;
+			interrupt-map = <0 0 0 1 &gic GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH
+					 0 0 0 2 &gic GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH
+					 0 0 0 3 &gic GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH
+					 0 0 0 4 &gic GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 624>, <&pcie_bus_clk>;
+			clock-names = "pcie", "pcie_bus";
+			power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+			resets = <&cpg 624>;
+			num-lanes = <2>;
+			snps,enable-cdm-check;
+			max-link-speed = <2>;
+			status = "disabled";
+		};
+
+		pciec1: pcie@e65d8000 {
+			compatible = "renesas,r8a779f0-pcie",
+				     "renesas,rcar-gen4-pcie",
+				     "snps,dw-pcie";
+			reg = <0 0xe65d8000 0 0x3000>, <0 0xe65db000 0 0x2000>,
+			      <0 0xe65de200 0 0x0e00>, <0 0xee900000 0 0x10000>;
+			reg-names = "dbi", "atu", "app", "config";
+			#address-cells = <3>;
+			#size-cells = <2>;
+			bus-range = <0x00 0xff>;
+			device_type = "pci";
+			ranges =  <0x81000000 0 0x00000000 0 0xee900000 0 0x00010000
+				   0x82000000 0 0xc0000000 0 0xc0000000 0 0x10000000>;
+			dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>;
+			interrupts = <GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 425 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 426 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 427 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 428 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 429 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "msi", "err", "fatal", "nonfatal", "lp", "vndmsg";
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0 0 0 7>;
+			interrupt-map = <0 0 0 1 &gic GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH
+					 0 0 0 2 &gic GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH
+					 0 0 0 3 &gic GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH
+					 0 0 0 4 &gic GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 625>, <&pcie_bus_clk>;
+			clock-names = "pcie", "pcie_bus";
+			power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+			resets = <&cpg 625>;
+			num-lanes = <2>;
+			snps,enable-cdm-check;
+			max-link-speed = <2>;
+			status = "disabled";
+		};
+
+		pciec0_ep: pcie-ep@e65d0000 {
+			compatible = "renesas,r8a779f0-pcie-ep",
+				     "renesas,rcar-gen4-pcie-ep",
+				     "snps,dw-pcie-ep";
+			reg = <0 0xe65d0000 0 0x3000>, <0 0xe65d3000 0 0x2000>,
+			      <0 0xe65d6200 0 0x0e00>, <0 0xfe000000 0 0x400000>;
+			reg-names = "dbi", "atu", "appl", "addr_space";
+			interrupts = <GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 418 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 419 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 420 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 421 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 422 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "msi", "err", "fatal", "nonfatal",
+					  "lp", "vndmsg";
+			clocks = <&cpg CPG_MOD 624>, <&pcie_bus_clk>;
+			clock-names = "pcie", "pcie_bus";
+			power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+			resets = <&cpg 624>;
+			num-lanes = <2>;
+			max-link-speed = <2>;
+			num-ib-windows = <16>;
+			num-ob-windows = <16>;
+			status = "disabled";
+		};
+
+		pciec1_ep: pcie-ep@e65d8000 {
+			compatible = "renesas,r8a779f0-pcie-ep",
+				     "renesas,rcar-gen4-pcie-ep",
+				     "snps,dw-pcie-ep";
+			reg = <0 0xe65d8000 0 0x3000>, <0 0xe65db000 0 0x2000>,
+			      <0 0xe65de200 0 0x0e00>, <0 0xee900000 0 0x400000>;
+			reg-names = "dbi", "atu", "appl", "addr_space";
+			interrupts = <GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 425 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 426 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 427 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 428 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 429 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "msi", "err", "fatal", "nonfatal",
+					  "lp", "vndmsg";
+			clocks = <&cpg CPG_MOD 625>, <&pcie_bus_clk>;
+			clock-names = "pcie", "pcie_bus";
+			power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+			resets = <&cpg 625>;
+			num-lanes = <2>;
+			max-link-speed = <2>;
+			num-ib-windows = <16>;
+			num-ob-windows = <16>;
+			status = "disabled";
+		};
+
 		scif3: serial@e6c50000 {
 			compatible = "renesas,scif-r8a779f0",
 				     "renesas,rcar-gen4-scif", "renesas,scif";