ubuntu-linux-kernel/arch/arm/boot/dts/at91-sama5d4_xplained.dts

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2024-04-01 15:06:58 +00:00
/*
* at91-sama5d4_xplained.dts - Device Tree file for SAMA5D4 Xplained board
*
* Copyright (C) 2015 Atmel,
* 2015 Josh Wu <josh.wu@atmel.com>
*
* 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.
*/
/dts-v1/;
#include "sama5d4.dtsi"
/ {
model = "Atmel SAMA5D4 Xplained";
compatible = "atmel,sama5d4-xplained", "atmel,sama5d4", "atmel,sama5";
chosen {
stdout-path = "serial0:115200n8";
};
memory {
reg = <0x20000000 0x20000000>;
};
clocks {
slow_xtal {
clock-frequency = <32768>;
};
main_xtal {
clock-frequency = <12000000>;
};
};
ahb {
apb {
uart0: serial@f8004000 {
atmel,use-dma-rx;
atmel,use-dma-tx;
status = "okay";
};
spi0: spi@f8010000 {
cs-gpios = <&pioC 3 0>, <0>, <0>, <0>;
status = "okay";
m25p80@0 {
compatible = "atmel,at25df321a";
spi-max-frequency = <50000000>;
reg = <0>;
};
};
i2c0: i2c@f8014000 {
status = "okay";
};
macb0: ethernet@f8020000 {
phy-mode = "rmii";
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_macb0_rmii &pinctrl_macb0_phy_irq>;
phy0: ethernet-phy@1 {
interrupt-parent = <&pioE>;
interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
reg = <1>;
};
};
mmc1: mmc@fc000000 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3 &pinctrl_mmc1_cd>;
vmmc-supply = <&vcc_mmc1_reg>;
vqmmc-supply = <&vcc_3v3_reg>;
status = "okay";
slot@0 {
reg = <0>;
bus-width = <4>;
cd-gpios = <&pioE 3 0>;
};
};
usart3: serial@fc00c000 {
atmel,use-dma-rx;
atmel,use-dma-tx;
status = "okay";
};
usart4: serial@fc010000 {
status = "okay";
};
spi1: spi@fc018000 {
cs-gpios = <&pioB 21 0>;
status = "okay";
};
adc0: adc@fc034000 {
pinctrl-names = "default";
pinctrl-0 = <
/* external trigger conflicts with USBA_VBUS */
&pinctrl_adc0_ad0
&pinctrl_adc0_ad1
&pinctrl_adc0_ad2
&pinctrl_adc0_ad3
&pinctrl_adc0_ad4
>;
atmel,adc-vref = <3300>;
status = "okay";
};
watchdog@fc068640 {
status = "okay";
};
pinctrl@fc06a000 {
board {
pinctrl_mmc1_cd: mmc1_cd {
atmel,pins =
<AT91_PIOE 3 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
};
pinctrl_usba_vbus: usba_vbus {
atmel,pins =
<AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
};
pinctrl_key_gpio: key_gpio_0 {
atmel,pins =
<AT91_PIOE 8 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
};
pinctrl_macb0_phy_irq: macb0_phy_irq_0 {
atmel,pins =
<AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
};
};
};
};
usb0: gadget@400000 {
atmel,vbus-gpio = <&pioE 31 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usba_vbus>;
status = "okay";
};
usb1: ohci@500000 {
num-ports = <3>;
atmel,vbus-gpio = <0
&pioE 11 GPIO_ACTIVE_HIGH
&pioE 14 GPIO_ACTIVE_HIGH
>;
status = "okay";
};
usb2: ehci@600000 {
status = "okay";
};
ebi: ebi@10000000 {
pinctrl-0 = <&pinctrl_ebi_cs3 &pinctrl_ebi_nrd_nandoe
&pinctrl_ebi_nwe_nandwe &pinctrl_ebi_nandrdy
&pinctrl_ebi_data_0_7 &pinctrl_ebi_nand_addr>;
pinctrl-names = "default";
status = "okay";
nand_controller: nand-controller {
status = "okay";
nand@3 {
reg = <0x3 0x0 0x2>;
atmel,rb = <0>;
nand-bus-width = <8>;
nand-ecc-mode = "hw";
nand-on-flash-bbt;
label = "atmel_nand";
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
at91bootstrap@0 {
label = "at91bootstrap";
reg = <0x0 0x40000>;
};
bootloader@40000 {
label = "bootloader";
reg = <0x40000 0x80000>;
};
bootloaderenv@c0000 {
label = "bootloader env";
reg = <0xc0000 0xc0000>;
};
dtb@180000 {
label = "device tree";
reg = <0x180000 0x80000>;
};
kernel@200000 {
label = "kernel";
reg = <0x200000 0x600000>;
};
rootfs@800000 {
label = "rootfs";
reg = <0x800000 0x0f800000>;
};
};
};
};
};
};
gpio_keys {
compatible = "gpio-keys";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_key_gpio>;
pb_user1 {
label = "pb_user1";
gpios = <&pioE 8 GPIO_ACTIVE_HIGH>;
linux,code = <0x100>;
wakeup-source;
};
};
leds {
compatible = "gpio-leds";
status = "okay";
d8 {
label = "d8";
gpios = <&pioD 30 GPIO_ACTIVE_HIGH>;
default-state = "on";
};
d10 {
label = "d10";
gpios = <&pioE 15 GPIO_ACTIVE_LOW>;
linux,default-trigger = "heartbeat";
};
};
vcc_3v3_reg: fixedregulator_3v3 {
compatible = "regulator-fixed";
regulator-name = "VCC 3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
vcc_mmc1_reg: fixedregulator_mmc1 {
compatible = "regulator-fixed";
gpio = <&pioE 4 GPIO_ACTIVE_LOW>;
regulator-name = "VDD MCI1";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc_3v3_reg>;
regulator-always-on;
};
};