diff options
Diffstat (limited to 'kernel/arch/arm/boot/dts/alpine.dtsi')
| -rw-r--r-- | kernel/arch/arm/boot/dts/alpine.dtsi | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/kernel/arch/arm/boot/dts/alpine.dtsi b/kernel/arch/arm/boot/dts/alpine.dtsi new file mode 100644 index 000000000..9af2d60e9 --- /dev/null +++ b/kernel/arch/arm/boot/dts/alpine.dtsi @@ -0,0 +1,160 @@ +/* + * Copyright 2015 Annapurna Labs Ltd. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * Alternatively, redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + */ + +#include <dt-bindings/interrupt-controller/arm-gic.h> +#include "skeleton64.dtsi" + +/ { + /* SOC compatibility */ + compatible = "al,alpine"; + + /* CPU Configuration */ + cpus { + #address-cells = <1>; + #size-cells = <0>; + enable-method = "al,alpine-smp"; + + cpu@0 { + compatible = "arm,cortex-a15"; + device_type = "cpu"; + reg = <0>; + clock-frequency = <0>; /* Filled by loader */ + }; + + cpu@1 { + compatible = "arm,cortex-a15"; + device_type = "cpu"; + reg = <1>; + clock-frequency = <0>; /* Filled by loader */ + }; + + cpu@2 { + compatible = "arm,cortex-a15"; + device_type = "cpu"; + reg = <2>; + clock-frequency = <0>; /* Filled by loader */ + }; + + cpu@3 { + compatible = "arm,cortex-a15"; + device_type = "cpu"; + reg = <3>; + clock-frequency = <0>; /* Filled by loader */ + }; + }; + + soc { + #address-cells = <2>; + #size-cells = <2>; + compatible = "simple-bus"; + interrupt-parent = <&gic>; + ranges; + + arch-timer { + compatible = "arm,cortex-a15-timer", + "arm,armv7-timer"; + interrupts = + <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; + clock-frequency = <0>; /* Filled by loader */ + }; + + /* Interrupt Controller */ + gic: gic@fb001000 { + compatible = "arm,cortex-a15-gic"; + #interrupt-cells = <3>; + #size-cells = <0>; + #address-cells = <0>; + interrupt-controller; + reg = <0x0 0xfb001000 0x0 0x1000>, + <0x0 0xfb002000 0x0 0x2000>, + <0x0 0xfb004000 0x0 0x1000>, + <0x0 0xfb006000 0x0 0x2000>; + interrupts = + <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; + }; + + /* CPU Resume registers */ + cpu-resume@fbff5ec0 { + compatible = "al,alpine-cpu-resume"; + reg = <0x0 0xfbff5ec0 0x0 0x30>; + }; + + /* North Bridge Service Registers */ + sysfabric-service@fb070000 { + compatible = "al,alpine-sysfabric-service", "syscon"; + reg = <0x0 0xfb070000 0x0 0x10000>; + }; + + /* Performance Monitor Unit */ + pmu { + compatible = "arm,cortex-a15-pmu"; + interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>; + }; + + uart0:uart@fd883000 { + compatible = "ns16550a"; + reg = <0x0 0xfd883000 0x0 0x1000>; + clock-frequency = <0>; /* Filled by loader */ + interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>; + reg-shift = <2>; + reg-io-width = <4>; + }; + + uart1:uart@0xfd884000 { + compatible = "ns16550a"; + reg = <0x0 0xfd884000 0x0 0x1000>; + clock-frequency = <0>; /* Filled by loader */ + interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>; + reg-shift = <2>; + reg-io-width = <4>; + }; + + /* Internal PCIe Controller */ + pcie-internal@0xfbc00000 { + compatible = "pci-host-ecam-generic"; + device_type = "pci"; + #size-cells = <2>; + #address-cells = <3>; + #interrupt-cells = <1>; + reg = <0x0 0xfbc00000 0x0 0x100000>; + interrupt-map-mask = <0xf800 0 0 7>; + /* Add legacy interrupts for SATA devices only */ + interrupt-map = <0x4000 0 0 1 &gic 0 43 4>, + <0x4800 0 0 1 &gic 0 44 4>; + + /* 32 bit non prefetchable memory space */ + ranges = <0x02000000 0x0 0xfe000000 0x0 0xfe000000 0x0 0x1000000>; + + bus-range = <0x00 0x00>; + }; + }; +}; |