upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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316 lines
7.2 KiB
316 lines
7.2 KiB
/*
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* at91-sama5d4_xplained.dts - Device Tree file for SAMA5D4 Xplained board
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*
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* Copyright (C) 2015 Atmel,
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* 2015 Josh Wu <josh.wu@atmel.com>
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*
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* This file is dual-licensed: you can use it either under the terms
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* of the GPL or the X11 license, at your option. Note that this dual
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* licensing only applies to this file, and not this project as a
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* whole.
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*
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* a) This file is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Or, alternatively,
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*
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* b) Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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/dts-v1/;
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#include "sama5d4.dtsi"
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/ {
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model = "Atmel SAMA5D4 Xplained";
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compatible = "atmel,sama5d4-xplained", "atmel,sama5d4", "atmel,sama5";
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aliases {
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spi0 = &spi0;
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};
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chosen {
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u-boot,dm-pre-reloc;
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stdout-path = &usart3;
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};
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memory {
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reg = <0x20000000 0x20000000>;
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};
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clocks {
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slow_xtal {
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clock-frequency = <32768>;
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};
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main_xtal {
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clock-frequency = <12000000>;
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};
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};
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ahb {
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apb {
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hlcdc: hlcdc@f0000000 {
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atmel,vl-bpix = <4>;
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atmel,guard-time = <1>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_lcd_base &pinctrl_lcd_pwm &pinctrl_lcd_rgb888>;
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status = "okay";
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u-boot,dm-pre-reloc;
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display-timings {
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u-boot,dm-pre-reloc;
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480x272 {
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clock-frequency = <9000000>;
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hactive = <480>;
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vactive = <272>;
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hsync-len = <41>;
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hfront-porch = <2>;
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hback-porch = <2>;
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vfront-porch = <2>;
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vback-porch = <2>;
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vsync-len = <11>;
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u-boot,dm-pre-reloc;
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};
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};
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};
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spi0: spi@f8010000 {
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u-boot,dm-pre-reloc;
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cs-gpios = <&pioC 3 0>, <0>, <0>, <0>;
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status = "okay";
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spi_flash@0 {
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u-boot,dm-pre-reloc;
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compatible = "spi-flash";
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spi-max-frequency = <50000000>;
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reg = <0>;
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};
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};
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i2c0: i2c@f8014000 {
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status = "okay";
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i2c_eeprom: i2c_eeprom@5c {
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compatible = "atmel,24mac402";
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reg = <0x5c>;
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};
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};
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macb0: ethernet@f8020000 {
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phy-mode = "rmii";
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_macb0_rmii &pinctrl_macb0_phy_irq>;
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phy0: ethernet-phy@1 {
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interrupt-parent = <&pioE>;
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interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
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reg = <1>;
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};
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};
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mmc1: mmc@fc000000 {
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u-boot,dm-pre-reloc;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3 &pinctrl_mmc1_cd>;
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vmmc-supply = <&vcc_mmc1_reg>;
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vqmmc-supply = <&vcc_3v3_reg>;
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status = "okay";
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slot@0 {
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reg = <0>;
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bus-width = <4>;
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cd-gpios = <&pioE 3 0>;
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};
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};
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usart3: serial@fc00c000 {
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u-boot,dm-pre-reloc;
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status = "okay";
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};
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usart4: serial@fc010000 {
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status = "okay";
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};
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spi1: spi@fc018000 {
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cs-gpios = <&pioB 21 0>;
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status = "okay";
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};
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adc0: adc@fc034000 {
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pinctrl-names = "default";
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pinctrl-0 = <
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/* external trigger conflicts with USBA_VBUS */
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&pinctrl_adc0_ad0
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&pinctrl_adc0_ad1
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&pinctrl_adc0_ad2
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&pinctrl_adc0_ad3
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&pinctrl_adc0_ad4
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>;
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atmel,adc-vref = <3300>;
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status = "okay";
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};
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watchdog@fc068640 {
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status = "okay";
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};
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pinctrl@fc06a000 {
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board {
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u-boot,dm-pre-reloc;
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pinctrl_mmc1_cd: mmc1_cd {
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u-boot,dm-pre-reloc;
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atmel,pins =
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<AT91_PIOE 3 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
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};
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pinctrl_usba_vbus: usba_vbus {
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atmel,pins =
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<AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
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};
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pinctrl_key_gpio: key_gpio_0 {
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atmel,pins =
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<AT91_PIOE 8 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
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};
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pinctrl_macb0_phy_irq: macb0_phy_irq_0 {
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atmel,pins =
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<AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
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};
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};
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};
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};
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usb0: gadget@00400000 {
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atmel,vbus-gpio = <&pioE 31 GPIO_ACTIVE_HIGH>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usba_vbus>;
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status = "okay";
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};
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usb1: ohci@00500000 {
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num-ports = <3>;
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atmel,vbus-gpio = <0
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&pioE 11 GPIO_ACTIVE_HIGH
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&pioE 14 GPIO_ACTIVE_HIGH
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>;
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status = "okay";
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};
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usb2: ehci@00600000 {
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status = "okay";
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};
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nand0: nand@80000000 {
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nand-bus-width = <8>;
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nand-ecc-mode = "hw";
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nand-on-flash-bbt;
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atmel,has-pmecc;
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status = "okay";
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at91bootstrap@0 {
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label = "at91bootstrap";
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reg = <0x0 0x40000>;
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};
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bootloader@40000 {
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label = "bootloader";
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reg = <0x40000 0x80000>;
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};
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bootloaderenv@c0000 {
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label = "bootloader env";
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reg = <0xc0000 0xc0000>;
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};
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dtb@180000 {
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label = "device tree";
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reg = <0x180000 0x80000>;
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};
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kernel@200000 {
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label = "kernel";
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reg = <0x200000 0x600000>;
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};
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rootfs@800000 {
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label = "rootfs";
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reg = <0x800000 0x0f800000>;
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};
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};
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};
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gpio_keys {
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compatible = "gpio-keys";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_key_gpio>;
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pb_user1 {
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label = "pb_user1";
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gpios = <&pioE 8 GPIO_ACTIVE_HIGH>;
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linux,code = <0x100>;
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wakeup-source;
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};
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};
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leds {
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compatible = "gpio-leds";
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status = "okay";
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d8 {
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label = "d8";
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gpios = <&pioD 30 GPIO_ACTIVE_HIGH>;
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default-state = "on";
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};
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d10 {
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label = "d10";
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gpios = <&pioE 15 GPIO_ACTIVE_LOW>;
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linux,default-trigger = "heartbeat";
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};
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};
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vcc_3v3_reg: fixedregulator@0 {
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compatible = "regulator-fixed";
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regulator-name = "VCC 3V3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-boot-on;
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regulator-always-on;
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reg = <0 1>;
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};
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vcc_mmc1_reg: fixedregulator@1 {
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compatible = "regulator-fixed";
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gpio = <&pioE 4 GPIO_ACTIVE_LOW>;
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regulator-name = "VDD MCI1";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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vin-supply = <&vcc_3v3_reg>;
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regulator-always-on;
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reg = <1 1>;
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};
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};
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