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- /*
- * acme-arietta.dts - Device Tree file for Arietta G25
- * Generate by http://acme.systems/pinout_arietta
- */
- /dts-v1/;
- #include "at91sam9g25.dtsi"
- / {
- model = "Acme Systems Arietta G25";
- compatible = "acme,ariettag25", "atmel,at91sam9x5ek","atmel,at91sam9x5", "atmel,at91sam9";
- aliases {
- serial0 = &dbgu;
- serial1 = &usart0;
- serial2 = &usart1;
- serial3 = &usart2;
- serial4 = &usart3;
- serial5 = &uart0;
- serial6 = &uart1;
- };
- chosen {
- bootargs = "console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootwait";
- };
- memory {
- reg = <0x20000000 0x8000000>;
- };
- clocks {
- #address-cells = <1>;
- #size-cells = <1>;
- ranges;
- main_clock: clock@0 {
- compatible = "atmel,osc", "fixed-clock";
- clock-frequency = <12000000>;
- };
- };
- ahb {
- apb {
- mmc0: mmc@f0008000 {
- pinctrl-0 = <
- &pinctrl_mmc0_slot0_clk_cmd_dat0
- &pinctrl_mmc0_slot0_dat1_3>;
- status = "okay";
- slot@0 {
- reg = <0>;
- bus-width = <4>;
- };
- };
- i2c0: i2c@f8010000 {
- status ="okay";
- };
- usart0: serial@f801c000 {
- pinctrl-0 = <&pinctrl_usart0>;
- status ="okay";
- };
- usart1: serial@f8020000 {
- pinctrl-0 = <&pinctrl_usart1 &pinctrl_usart1_rts &pinctrl_usart1_cts>;
- status ="okay";
- };
- spi1: spi@f0004000 {
- status = "okay";
- cs-gpios = <&pioA 8 0>, <&pioA 0 0>, <&pioA 31 0>, <&pioA 30 0>;
- /*
- device@0 {
- compatible = "spidev";
- spi-max-frequency = <5000000>; // 5 MHz
- reg = <0>;
- };
- */
- };
- adc0: adc@f804c000 {
- status = "okay";
- atmel,adc-channels-used = <0xf>;
- atmel,adc-num-channels = <4>;
- compatible = "atmel,at91sam9x5-adc";
- atmel,adc-startup-time = <40>;
- atmel,adc-status-register = <0x1c>;
- atmel,adc-trigger-register = <0x08>;
- atmel,adc-use-external;
- atmel,adc-vref = <3250>;
- atmel,adc-res = <8 10>;
- atmel,adc-res-names = "lowres", "highres";
- atmel,adc-use-res = "highres";
- trigger@0 {
- trigger-name = "continuous";
- trigger-value = <0x6>;
- };
- };
- ssc0: ssc@f0010000 {
- status = "okay";
- };
- usb2: gadget@f803c000 {
- status = "okay";
- };
- dbgu: serial@fffff200 {
- status = "okay";
- };
- pinctrl@fffff400 {
- };
- rtc@fffffeb0 {
- status = "okay";
- };
- };
- usb0: ohci@00600000 {
- status = "okay";
- num-ports = <3>;
- };
- usb1: ehci@00700000 {
- status = "okay";
- };
- };
- leds {
- compatible = "gpio-leds";
- arietta_led {
- label = "arietta_led";
- gpios = <&pioB 8 GPIO_ACTIVE_HIGH>; /* PB8 */
- linux,default-trigger = "heartbeat";
- };
- };
- };
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