e625c10b2f
Adjust the exynos and zedboard dts files to use max-frequency (the documented standard property) instead of clock-frequency. Submitted by: Thomas Skibo <ThomasSkibo@sbcglobal.net>
216 lines
5.1 KiB
Plaintext
216 lines
5.1 KiB
Plaintext
/*-
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* Copyright (c) 2012 The FreeBSD Foundation
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/dts-v1/;
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/ {
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model = "zedboard";
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compatible = "digilent,zedboard";
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#address-cells = <1>;
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#size-cells = <1>;
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interrupt-parent = <&GIC>;
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// cpus {
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// #address-cells = <1>;
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// #size-cells = <0>;
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// cpu@0 {
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// device-type = "cpu";
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// model = "ARM Cortex-A9";
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// };
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// };
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memory {
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// First megabyte isn't accessible by all interconnect masters.
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device_type = "memory";
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reg = <0x100000 0x1ff00000>; /* 511MB RAM at 0x100000 */
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};
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// Zynq PS System registers.
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//
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ps7sys@f8000000 {
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device_type = "soc";
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0x0 0xf8000000 0xf10000>;
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// SLCR block
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slcr: slcr@7000 {
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compatible = "xlnx,zy7_slcr";
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reg = <0x0 0x1000>;
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};
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// Interrupt controller
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GIC: gic {
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compatible = "arm,gic";
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interrupt-controller;
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#address-cells = <0>;
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#interrupt-cells = <1>;
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reg = <0xf01000 0x1000>, // distributer registers
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<0xf00100 0x0100>; // CPU if registers
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};
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// L2 cache controller
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pl310@f02000 {
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compatible = "arm,pl310";
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reg = <0xf02000 0x1000>;
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interrupts = <34>;
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interrupt-parent = <&GIC>;
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};
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// Device Config
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devcfg: devcfg@7000 {
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compatible = "xlnx,zy7_devcfg";
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reg = <0x7000 0x1000>;
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interrupts = <40>;
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interrupt-parent = <&GIC>;
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};
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// triple timer counters0,1
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ttc0: ttc@1000 {
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compatible = "xlnx,ttc";
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reg = <0x1000 0x1000>;
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};
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ttc1: ttc@2000 {
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compatible = "xlnx,ttc";
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reg = <0x2000 0x1000>;
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};
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// ARM Cortex A9 TWD Timer
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timer@f00600 {
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compatible = "arm,mpcore-timers";
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clock-frequency = <333333333>; // 333Mhz
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <0xf00200 0x100>, // Global Timer Regs
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<0xf00600 0x20>; // Private Timer Regs
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interrupts = < 27 29 >;
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interrupt-parent = <&GIC>;
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};
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// system watch-dog timer
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swdt@5000 {
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device_type = "watchdog";
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compatible = "xlnx,zy7_wdt";
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reg = <0x5000 0x1000>;
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interrupts = <41>;
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interrupt-parent = <&GIC>;
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};
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scuwdt@f00620 {
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device_type = "watchdog";
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compatible = "arm,mpcore_wdt";
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reg = <0xf00620 0x20>;
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interrupts = <30>;
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interrupt-parent = <&GIC>;
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reset = <1>;
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};
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}; // pssys@f8000000
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// Zynq PS I/O Peripheral registers.
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//
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ps7io@e0000000 {
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device_type = "soc";
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0x0 0xe0000000 0x300000>;
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// uart0: uart@0000 {
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// device_type = "serial";
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// compatible = "cadence,uart";
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// reg = <0x0000 0x1000>;
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// interrupts = <59>;
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// interrupt-parent = <&GIC>;
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// clock-frequency = <50000000>;
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// };
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uart1: uart@1000 {
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device_type = "serial";
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compatible = "cadence,uart";
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reg = <0x1000 0x1000>;
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interrupts = <82>;
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interrupt-parent = <&GIC>;
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clock-frequency = <50000000>;
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current-speed = <115200>;
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};
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gpio: gpio@a000 {
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compatible = "xlnx,zy7_gpio";
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reg = <0xa000 0x1000>;
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interrupts = <52>;
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interrupt-parent = <&GIC>;
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};
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// GigE
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eth0: eth@b000 {
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// device_type = "network";
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compatible = "cadence,gem";
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reg = <0xb000 0x1000>;
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interrupts = <54 55>;
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interrupt-parent = <&GIC>;
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};
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// SDIO
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sdhci0: sdhci@100000 {
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compatible = "xlnx,zy7_sdhci";
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reg = <0x100000 0x1000>;
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interrupts = <56>;
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interrupt-parent = <&GIC>;
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max-frequency = <50000000>;
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};
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// QSPI
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qspi0: qspi@d000 {
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compatible = "xlnx,zy7_qspi";
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reg = <0xd000 0x1000>;
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interrupts = <51>;
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interrupt-parent = <&GIC>;
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spi-clock = <50000000>;
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ref-clock = <190476000>;
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};
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// USB
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ehci0: ehci@2000 {
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compatible = "xlnx,zy7_ehci";
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reg = <0x2000 0x1000>;
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interrupts = <53>;
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interrupt-parent = <&GIC>;
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phy_vbus_ext;
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};
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}; // ps7io@e0000000
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chosen {
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stdin = &uart1;
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stdout = &uart1;
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};
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};
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