diff options
Diffstat (limited to 'arch/arm64/boot/dts/cavium/thunder2-99xx.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/cavium/thunder2-99xx.dtsi | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/cavium/thunder2-99xx.dtsi b/arch/arm64/boot/dts/cavium/thunder2-99xx.dtsi new file mode 100644 index 000000000..ff5c4c47b --- /dev/null +++ b/arch/arm64/boot/dts/cavium/thunder2-99xx.dtsi @@ -0,0 +1,149 @@ +/* + * dtsi file for Cavium ThunderX2 CN99XX processor + * + * Copyright (c) 2017 Cavium Inc. + * Copyright (c) 2013-2016 Broadcom + * Author: Zi Shen Lim <zlim@broadcom.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include <dt-bindings/interrupt-controller/arm-gic.h> + +/ { + model = "Cavium ThunderX2 CN99XX"; + compatible = "cavium,thunderx2-cn9900", "brcm,vulcan-soc"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + /* just 4 cpus now, 128 needed in full config */ + cpus { + #address-cells = <0x2>; + #size-cells = <0x0>; + + cpu@0 { + device_type = "cpu"; + compatible = "cavium,thunder2", "brcm,vulcan", "arm,armv8"; + reg = <0x0 0x0>; + enable-method = "psci"; + }; + + cpu@1 { + device_type = "cpu"; + compatible = "cavium,thunder2", "brcm,vulcan", "arm,armv8"; + reg = <0x0 0x1>; + enable-method = "psci"; + }; + + cpu@2 { + device_type = "cpu"; + compatible = "cavium,thunder2", "brcm,vulcan", "arm,armv8"; + reg = <0x0 0x2>; + enable-method = "psci"; + }; + + cpu@3 { + device_type = "cpu"; + compatible = "cavium,thunder2", "brcm,vulcan", "arm,armv8"; + reg = <0x0 0x3>; + enable-method = "psci"; + }; + }; + + psci { + compatible = "arm,psci-0.2"; + method = "smc"; + }; + + gic: interrupt-controller@400080000 { + compatible = "arm,gic-v3"; + #interrupt-cells = <3>; + #address-cells = <2>; + #size-cells = <2>; + ranges; + interrupt-controller; + #redistributor-regions = <1>; + reg = <0x04 0x00080000 0x0 0x20000>, /* GICD */ + <0x04 0x01000000 0x0 0x1000000>; /* GICR */ + interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>; + + gicits: gic-its@40010000 { + compatible = "arm,gic-v3-its"; + msi-controller; + reg = <0x04 0x00100000 0x0 0x20000>; /* GIC ITS */ + }; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>, + <GIC_PPI 14 IRQ_TYPE_LEVEL_HIGH>, + <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>, + <GIC_PPI 10 IRQ_TYPE_LEVEL_HIGH>; + }; + + pmu { + compatible = "brcm,vulcan-pmu", "arm,armv8-pmuv3"; + interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>; /* PMU overflow */ + }; + + clk125mhz: uart_clk125mhz { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <125000000>; + clock-output-names = "clk125mhz"; + }; + + pcie@30000000 { + compatible = "pci-host-ecam-generic"; + device_type = "pci"; + #interrupt-cells = <1>; + #address-cells = <3>; + #size-cells = <2>; + + /* ECAM at 0x3000_0000 - 0x4000_0000 */ + reg = <0x0 0x30000000 0x0 0x10000000>; + reg-names = "PCI ECAM"; + + /* + * PCI ranges: + * IO no supported + * MEM 0x4000_0000 - 0x6000_0000 + * MEM64 pref 0x40_0000_0000 - 0x60_0000_0000 + */ + ranges = + <0x02000000 0 0x40000000 0 0x40000000 0 0x20000000 + 0x43000000 0x40 0x00000000 0x40 0x00000000 0x20 0x00000000>; + bus-range = <0 0xff>; + interrupt-map-mask = <0 0 0 7>; + interrupt-map = + /* addr pin ic icaddr icintr */ + <0 0 0 1 &gic 0 0 GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH + 0 0 0 2 &gic 0 0 GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH + 0 0 0 3 &gic 0 0 GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH + 0 0 0 4 &gic 0 0 GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>; + msi-parent = <&gicits>; + dma-coherent; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + uart0: serial@402020000 { + compatible = "arm,pl011", "arm,primecell"; + reg = <0x04 0x02020000 0x0 0x1000>; + interrupt-parent = <&gic>; + interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk125mhz>; + clock-names = "apb_pclk"; + }; + }; + +}; |