/*- * Copyright (c) 2013 Ruslan Bukin * Copyright (c) 2015 Semihalf * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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 SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ /dts-v1/; / { model = "annapurna,alpine"; #address-cells = <1>; #size-cells = <1>; aliases { serial0 = &serial0; }; cpus { #address-cells = <1>; #size-cells = <0>; cpu@0 { device_type = "cpu"; compatible = "arm,cortex-a15"; reg = <0x0>; d-cache-line-size = <64>; // 64 bytes i-cache-line-size = <64>; // 64 bytes d-cache-size = <0x8000>; // L1, 32K i-cache-size = <0x8000>; // L1, 32K timebase-frequency = <0>; bus-frequency = <375000000>; clock-frequency = <0>; }; cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a15"; reg = <0x0>; d-cache-line-size = <64>; // 64 bytes i-cache-line-size = <64>; // 64 bytes d-cache-size = <0x8000>; // L1, 32K i-cache-size = <0x8000>; // L1, 32K timebase-frequency = <0>; bus-frequency = <375000000>; clock-frequency = <0>; }; cpu@2 { device_type = "cpu"; compatible = "arm,cortex-a15"; reg = <0x0>; d-cache-line-size = <64>; // 64 bytes i-cache-line-size = <64>; // 64 bytes d-cache-size = <0x8000>; // L1, 32K i-cache-size = <0x8000>; // L1, 32K timebase-frequency = <0>; bus-frequency = <375000000>; clock-frequency = <0>; }; cpu@3 { device_type = "cpu"; compatible = "arm,cortex-a15"; reg = <0x0>; d-cache-line-size = <64>; // 64 bytes i-cache-line-size = <64>; // 64 bytes d-cache-size = <0x8000>; // L1, 32K i-cache-size = <0x8000>; // L1, 32K timebase-frequency = <0>; bus-frequency = <375000000>; clock-frequency = <0>; }; }; memory { device_type = "memory"; reg = <0x00100000 0x7ff00000>; // 2047MB at 1MB }; soc { #address-cells = <1>; #size-cells = <1>; compatible = "simple-bus"; ranges = <0x0 0xfb000000 0x03000000>; bus-frequency = <0>; MPIC: interrupt-controller { compatible = "arm,gic"; reg = < 0x1000 0x1000 >, /* Distributor Registers */ < 0x2000 0x2000 >; /* CPU Interface Registers */ interrupt-controller; #address-cells = <0>; #interrupt-cells = <3>; // In intr[2], bits[3:0] are trigger type and level flags. // 1 = low-to-high edge triggered // 2 = high-to-low edge triggered // 4 = active high level-sensitive // 8 = active low level-sensitive // The hardware only supports active-high-level or rising-edge. }; generic_timer { compatible = "arm,sp804"; reg = <0x02890000 0x1000>; interrupts = <0 9 4>; interrupt-parent = <&MPIC>; clock-frequency = <375000000>; }; cpu_resume { compatible = "annapurna-labs,al-cpu-resume"; reg = <0x00ff5ec0 0x30>; }; ccu { compatible = "annapurna-labs,al-ccu"; reg = <0x00090000 0x10000>; io_coherency = <1>; }; nb_service { compatible = "annapurna-labs,al-nb-service"; reg = <0x00070000 0x10000>; interrupts = <0 32 4>, <0 33 4>, <0 34 4>, <0 35 4>; interrupt-parent = <&MPIC>; }; wdt0 { compatible = "arm,sp805", "arm,primecell"; reg = <0x288c000 0x1000>; interrupt-parent = <&MPIC>; }; /* SerDes */ serdes { compatible = "annapurna-labs,al-serdes"; reg = <0x28c0000 0x1000>; }; serial0: serial@2883000 { compatible = "ns16550"; reg = <0x2883000 0x20>; reg-shift = <2>; current-speed = <115200>; clock-frequency = <375000000>; interrupts = <0 17 4>; interrupt-parent = <&MPIC>; }; }; /* MSIX Configuration */ msix: msix { compatible = "annapurna-labs,al-msix"; #address-cells = <2>; #size-cells = <1>; reg = <0xfbe00000 0x100000>; interrupts = <0 96 1 0 159 1>; interrupt-parent = <&MPIC>; }; pcie-internal { compatible = "annapurna-labs,al-internal-pcie"; device_type = "pci"; #size-cells = <2>; #address-cells = <3>; reg = <0xfbc00000 0x100000>; interrupt-parent = <&MPIC>; interrupt-map-mask = <0xf800 0 0 7>; interrupt-map = <0x3000 0 0 1 &MPIC 0 32 4>, // USB adapter <0x3800 0 0 1 &MPIC 0 36 4>, <0x4000 0 0 1 &MPIC 0 43 4>, // SATA 0 (PCIe expander) <0x4800 0 0 1 &MPIC 0 44 1>; // SATA 1 (onboard) msi-parent = <&msix>; // ranges: // - ECAM - non prefetchable config space // - 32 bit non prefetchable memory space ranges = <0x00000000 0x0 0xfbc00000 0xfbc00000 0x0 0x100000 0x02000000 0x0 0xfe000000 0xfe000000 0x0 0x1000000>; bus-range = <0x00 0x00>; }; // WORKAROUND: enabling PCIe controller when no card is plugged in // leads to kernel panic because u-boot disables PCIe controller if no link // is detected. Just be kind and compatible with Linux /* // External PCIe Controller 0 pcie-external0 { compatible = "annapurna-labs,al-external-pcie"; reg = <0xfd800000 0x00020000>; device_type = "pci"; #size-cells = <2>; #address-cells = <3>; interrupt-parent = <&MPIC>; interrupt-map-mask = <0x00 0 0 7>; interrupt-map = <0x0000 0 0 1 &MPIC 0 40 4>; // ranges: // Controller 0: // - ECAM - non prefetchable config space: 2MB // - IO - IO port space 64KB, reserve 64KB from target memory windows // real IO address on the pci bus starts at 0x10000 // - 32 bit non prefetchable memory space: 128MB - 64KB ranges = <0x00000000 0x0 0xfb600000 0xfb600000 0x0 0x00200000 0x01000000 0x0 0x00010000 0xe0000000 0x0 0x00010000 0x02000000 0x0 0xe1000000 0xe1000000 0x0 0x06f00000>; bus-range = <0x00 0xff>; }; // External PCIe Controllers 1 pcie-external1 { compatible = "annapurna-labs,al-external-pcie"; reg = <0xfd820000 0x00020000>; device_type = "pci"; #size-cells = <2>; #address-cells = <3>; interrupt-parent = <&MPIC>; interrupt-map-mask = <0x0 0 0 7>; interrupt-map = <0x0000 0 0 1 &MPIC 0 41 4>; // ranges: // - ECAM - non prefetchable config space: 2MB // - IO - IO port space 64KB, reserve 64KB from target memory windows // real IO address on the pci bus starts at 0x20000 // - 32 bit non prefetchable memory space: 64MB - 64KB ranges = <0x00000000 0x0 0xfb800000 0xfb800000 0x0 0x00200000 0x01000000 0x0 0x00020000 0xe8000000 0x0 0x00010000 0x02000000 0x0 0xe8100000 0xe8100000 0x0 0x02ff0000>; bus-range = <0x00 0xff>; }; */ chosen { stdin = "serial0"; stdout = "serial0"; stddbg = "serial0"; }; };