// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) /* * Copyright (C) 2020, Intel Corporation. * * Device tree describing Keem Bay SoC. */ #include <dt-bindings/interrupt-controller/arm-gic.h> / { interrupt-parent = <&gic>; #address-cells = <2>; #size-cells = <2>; cpus { #address-cells = <1>; #size-cells = <0>; cpu@0 { compatible = "arm,cortex-a53"; device_type = "cpu"; reg = <0x0>; enable-method = "psci"; }; cpu@1 { compatible = "arm,cortex-a53"; device_type = "cpu"; reg = <0x1>; enable-method = "psci"; }; cpu@2 { compatible = "arm,cortex-a53"; device_type = "cpu"; reg = <0x2>; enable-method = "psci"; }; cpu@3 { compatible = "arm,cortex-a53"; device_type = "cpu"; reg = <0x3>; enable-method = "psci"; }; }; psci { compatible = "arm,psci-0.2"; method = "smc"; }; gic: interrupt-controller@20500000 { compatible = "arm,gic-v3"; interrupt-controller; #interrupt-cells = <3>; reg = <0x0 0x20500000 0x0 0x20000>, /* GICD */ <0x0 0x20580000 0x0 0x80000>; /* GICR */ /* VGIC maintenance interrupt */ interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>; }; timer { compatible = "arm,armv8-timer"; /* Secure, non-secure, virtual, and hypervisor */ 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 = "arm,armv8-pmuv3"; interrupts = <GIC_PPI 0x7 IRQ_TYPE_LEVEL_HIGH>; }; soc { compatible = "simple-bus"; #address-cells = <2>; #size-cells = <2>; ranges; uart0: serial@20150000 { compatible = "snps,dw-apb-uart"; reg = <0x0 0x20150000 0x0 0x100>; interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>; clock-frequency = <24000000>; reg-shift = <2>; reg-io-width = <4>; status = "disabled"; }; uart1: serial@20160000 { compatible = "snps,dw-apb-uart"; reg = <0x0 0x20160000 0x0 0x100>; interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>; clock-frequency = <24000000>; reg-shift = <2>; reg-io-width = <4>; status = "disabled"; }; uart2: serial@20170000 { compatible = "snps,dw-apb-uart"; reg = <0x0 0x20170000 0x0 0x100>; interrupts = <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>; clock-frequency = <24000000>; reg-shift = <2>; reg-io-width = <4>; status = "disabled"; }; uart3: serial@20180000 { compatible = "snps,dw-apb-uart"; reg = <0x0 0x20180000 0x0 0x100>; interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>; clock-frequency = <24000000>; reg-shift = <2>; reg-io-width = <4>; status = "disabled"; }; }; };