/* * Device Tree Source for the Axis ARTPEC-6 SoC * * This file is dual-licensed: you can use it either under the terms * of the GPL or the X11 license, at your option. Note that this dual * licensing only applies to this file, and not this project as a * whole. * * a) This file 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. * * This file is distributed in the hope that 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. * * Or, alternatively, * * b) Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation * files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, * copy, modify, merge, publish, distribute, sublicense, and/or * sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following * conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ #include #include "skeleton.dtsi" / { compatible = "axis,artpec6"; interrupt-parent = <&intc>; cpus { #address-cells = <1>; #size-cells = <0>; cpu0: cpu@0 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <0>; next-level-cache = <&pl310>; }; cpu1: cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <1>; next-level-cache = <&pl310>; }; }; syscon { compatible = "axis,artpec6-syscon", "syscon"; reg = <0xf8000000 0x48>; }; psci { compatible = "arm,psci-0.2", "arm,psci"; method = "smc"; psci_version = <0x84000000>; cpu_on = <0x84000003>; system_reset = <0x84000009>; }; scu@faf00000 { compatible = "arm,cortex-a9-scu"; reg = <0xfaf00000 0x58>; }; /* Main external clock driving CPU and peripherals */ ext_clk: ext_clk { #clock-cells = <0>; compatible = "fixed-clock"; clock-frequency = <50000000>; }; /* PLL1 is used by CPU and some peripherals */ pll1_clk: pll1_clk@f8000000 { #clock-cells = <0>; compatible = "axis,artpec6-pll1-clock"; reg = <0xf8000000 4>; clocks = <&ext_clk>; }; cpu_clk: cpu_clk { #clock-cells = <0>; compatible = "fixed-factor-clock"; clock-div = <1>; clock-mult = <1>; clocks = <&pll1_clk>; clock-output-names = "cpu_clk"; }; cpu_clkdiv2: cpu_clkdiv2 { #clock-cells = <0>; compatible = "fixed-factor-clock"; clock-div = <2>; clock-mult = <1>; clocks = <&cpu_clk>; }; cpu_clkdiv4: cpu_clkdiv4 { #clock-cells = <0>; compatible = "fixed-factor-clock"; clock-div = <4>; clock-mult = <1>; clocks = <&cpu_clk>; }; apb_pclk: apb_pclk { #clock-cells = <0>; compatible = "fixed-factor-clock"; clock-div = <8>; clock-mult = <1>; clocks = <&cpu_clk>; clock-output-names = "apb_pclk"; }; /* PLL2 is used by a number of peripherals, including UDL */ pll2: pll2 { #clock-cells = <0>; compatible = "fixed-factor-clock"; clock-div = <1>; clock-mult = <24>; clocks = <&ext_clk>; }; /* PLL2DIV2 is used by the Fractional Clock Divider, for i2s */ pll2div2: pll2div2 { #clock-cells = <0>; compatible = "fixed-factor-clock"; clock-div = <2>; clock-mult = <1>; clocks = <&pll2>; }; pll2div12: pll2div12 { #clock-cells = <0>; compatible = "fixed-factor-clock"; clock-div = <12>; clock-mult = <1>; clocks = <&pll2>; }; pll2div24: pll2div24 { #clock-cells = <0>; compatible = "fixed-factor-clock"; clock-div = <24>; clock-mult = <1>; clocks = <&pll2>; clock-output-names = "uart_clk"; }; gtimer@faf00200 { compatible = "arm,cortex-a9-global-timer"; reg = <0xfaf00200 0x20>; interrupts = ; clocks = <&cpu_clkdiv2>; }; timer@faf00600 { compatible = "arm,cortex-a9-twd-timer"; reg = <0xfaf00600 0x20>; interrupts = ; clocks = <&cpu_clkdiv2>; status = "disabled"; }; intc: interrupt-controller@faf01000 { interrupt-controller; compatible = "arm,cortex-a9-gic"; #interrupt-cells = <3>; reg = < 0xfaf01000 0x1000 >, < 0xfaf00100 0x0100 >; }; pl310: cache-controller@faf10000 { compatible = "arm,pl310-cache"; cache-unified; cache-level = <2>; reg = <0xfaf10000 0x1000>; interrupts = ; arm,data-latency = <1 1 1>; arm,tag-latency = <1 1 1>; arm,filter-ranges = <0x0 0x80000000>; }; pmu { compatible = "arm,cortex-a9-pmu"; interrupts = , ; interrupt-parent = <&intc>; }; amba@0 { compatible = "simple-bus"; #address-cells = <0x1>; #size-cells = <0x1>; interrupt-parent = <&intc>; ranges; dma-ranges = <0x80000000 0x00000000 0x40000000>; dma-coherent; ethernet: ethernet@f8010000 { clock-names = "phy_ref_clk", "apb_pclk"; clocks = <&ext_clk>, <&apb_pclk>; compatible = "snps,dwc-qos-ethernet-4.10"; interrupt-parent = <&intc>; interrupts = ; reg = <0xf8010000 0x4000>; snps,write-requests = <2>; snps,read-requests = <16>; snps,txpbl = <8>; snps,rxpbl = <2>; status = "disabled"; }; uart0: serial@f8036000 { compatible = "arm,pl011", "arm,primecell"; reg = <0xf8036000 0x1000>; interrupts = ; clocks = <&pll2div24>, <&apb_pclk>; clock-names = "uart_clk", "apb_pclk"; status = "disabled"; }; uart1: serial@f8037000 { compatible = "arm,pl011", "arm,primecell"; reg = <0xf8037000 0x1000>; interrupts = ; clocks = <&pll2div24>, <&apb_pclk>; clock-names = "uart_clk", "apb_pclk"; status = "disabled"; }; uart2: serial@f8038000 { compatible = "arm,pl011", "arm,primecell"; reg = <0xf8038000 0x1000>; interrupts = ; clocks = <&pll2div24>, <&apb_pclk>; clock-names = "uart_clk", "apb_pclk"; status = "disabled"; }; uart3: serial@f8039000 { compatible = "arm,pl011", "arm,primecell"; reg = <0xf8039000 0x1000>; interrupts = ; clocks = <&pll2div24>, <&apb_pclk>; clock-names = "uart_clk", "apb_pclk"; status = "disabled"; }; }; };