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+/*
+ * 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 <dt-bindings/interrupt-controller/arm-gic.h>
+#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 = <GIC_PPI 11 0xf01>;
+ clocks = <&cpu_clkdiv2>;
+ };
+
+ timer@faf00600 {
+ compatible = "arm,cortex-a9-twd-timer";
+ reg = <0xfaf00600 0x20>;
+ interrupts = <GIC_PPI 13 0xf04>;
+ 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 = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
+ arm,data-latency = <1 1 1>;
+ arm,tag-latency = <1 1 1>;
+ arm,filter-ranges = <0x0 0x80000000>;
+ };
+
+ pmu {
+ compatible = "arm,cortex-a9-pmu";
+ interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
+ 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 = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>;
+ 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 = <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&pll2div24>, <&apb_pclk>;
+ clock-names = "uart_clk", "apb_pclk";
+ status = "disabled";
+ };
+ uart1: serial@f8037000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0xf8037000 0x1000>;
+ interrupts = <GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&pll2div24>, <&apb_pclk>;
+ clock-names = "uart_clk", "apb_pclk";
+ status = "disabled";
+ };
+ uart2: serial@f8038000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0xf8038000 0x1000>;
+ interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&pll2div24>, <&apb_pclk>;
+ clock-names = "uart_clk", "apb_pclk";
+ status = "disabled";
+ };
+ uart3: serial@f8039000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0xf8039000 0x1000>;
+ interrupts = <GIC_SPI 129 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&pll2div24>, <&apb_pclk>;
+ clock-names = "uart_clk", "apb_pclk";
+ status = "disabled";
+ };
+ };
+};
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