Commit ae80d514 authored by Greentime Hu's avatar Greentime Hu Committed by Lorenzo Pieralisi
Browse files

riscv: dts: Add PCIe support for the SiFive FU740-C000 SoC 

Link: https://lore.kernel.org/r/20210504105940.100004-7-greentime.hu@sifive.com


Signed-off-by: default avatarGreentime Hu <greentime.hu@sifive.com>
Signed-off-by: default avatarLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: default avatarPalmer Dabbelt <palmerdabbelt@google.com>
parent e7e21b3a

arch/riscv/boot/dts/sifive/fu740-c000.dtsi

+33 −0
Original line number Diff line number Diff line
@@ -159,6 +159,7 @@ prci: clock-controller@10000000 { 
			reg = <0x0 0x10000000 0x0 0x1000>;

			clocks = <&hfclk>, <&rtcclk>;

			#clock-cells = <1>;

			#reset-cells = <1>;

		};

		uart0: serial@10010000 {

			compatible = "sifive,fu740-c000-uart", "sifive,uart0";
@@ -289,5 +290,37 @@ gpio: gpio@10060000 { 
			clocks = <&prci PRCI_CLK_PCLK>;

			status = "disabled";

		};

		pcie@e00000000 {

			compatible = "sifive,fu740-pcie";

			#address-cells = <3>;

			#size-cells = <2>;

			#interrupt-cells = <1>;

			reg = <0xe 0x00000000 0x0 0x80000000>,

			      <0xd 0xf0000000 0x0 0x10000000>,

			      <0x0 0x100d0000 0x0 0x1000>;

			reg-names = "dbi", "config", "mgmt";

			device_type = "pci";

			dma-coherent;

			bus-range = <0x0 0xff>;

			ranges = <0x81000000  0x0 0x60080000  0x0 0x60080000 0x0 0x10000>,      /* I/O */

				 <0x82000000  0x0 0x60090000  0x0 0x60090000 0x0 0xff70000>,    /* mem */

				 <0x82000000  0x0 0x70000000  0x0 0x70000000 0x0 0x1000000>,    /* mem */

				 <0xc3000000 0x20 0x00000000 0x20 0x00000000 0x20 0x00000000>;  /* mem prefetchable */

			num-lanes = <0x8>;

			interrupts = <56>, <57>, <58>, <59>, <60>, <61>, <62>, <63>, <64>;

			interrupt-names = "msi", "inta", "intb", "intc", "intd";

			interrupt-parent = <&plic0>;

			interrupt-map-mask = <0x0 0x0 0x0 0x7>;

			interrupt-map = <0x0 0x0 0x0 0x1 &plic0 57>,

					<0x0 0x0 0x0 0x2 &plic0 58>,

					<0x0 0x0 0x0 0x3 &plic0 59>,

					<0x0 0x0 0x0 0x4 &plic0 60>;

			clock-names = "pcie_aux";

			clocks = <&prci PRCI_CLK_PCIE_AUX>;

			pwren-gpios = <&gpio 5 0>;

			reset-gpios = <&gpio 8 0>;

			resets = <&prci 4>;

			status = "okay";

		};

	};

};