220 lines
3.8 KiB
Plaintext
220 lines
3.8 KiB
Plaintext
/*
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* at91sam9g20ek_common.dtsi - Device Tree file for Atmel at91sam9g20ek board
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*
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* Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
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*
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* Licensed under GPLv2.
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*/
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#include "at91sam9g20.dtsi"
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/ {
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chosen {
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bootargs = "mem=64M console=ttyS0,115200 root=/dev/mtdblock5 rw rootfstype=ubifs";
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};
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memory {
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reg = <0x20000000 0x4000000>;
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};
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clocks {
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#address-cells = <1>;
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#size-cells = <1>;
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ranges;
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main_clock: clock@0 {
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compatible = "atmel,osc", "fixed-clock";
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clock-frequency = <18432000>;
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};
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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 = <18432000>;
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};
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};
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ahb {
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apb {
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pinctrl@fffff400 {
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board {
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pinctrl_pck0_as_mck: pck0_as_mck {
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atmel,pins =
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<AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* PC1 periph B */
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};
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};
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mmc0_slot1 {
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pinctrl_board_mmc0_slot1: mmc0_slot1-board {
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atmel,pins =
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<AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PC9 gpio CD pin pull up and deglitch */
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};
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};
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};
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dbgu: serial@fffff200 {
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status = "okay";
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};
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usart0: serial@fffb0000 {
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pinctrl-0 =
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<&pinctrl_usart0
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&pinctrl_usart0_rts
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&pinctrl_usart0_cts
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&pinctrl_usart0_dtr_dsr
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&pinctrl_usart0_dcd
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&pinctrl_usart0_ri>;
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status = "okay";
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};
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usart1: serial@fffb4000 {
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status = "okay";
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};
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macb0: ethernet@fffc4000 {
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phy-mode = "rmii";
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status = "okay";
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};
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usb1: gadget@fffa4000 {
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atmel,vbus-gpio = <&pioC 5 GPIO_ACTIVE_HIGH>;
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status = "okay";
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};
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mmc0: mmc@fffa8000 {
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pinctrl-0 = <
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&pinctrl_board_mmc0_slot1
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&pinctrl_mmc0_clk
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&pinctrl_mmc0_slot1_cmd_dat0
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&pinctrl_mmc0_slot1_dat1_3>;
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status = "okay";
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slot@1 {
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reg = <1>;
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bus-width = <4>;
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cd-gpios = <&pioC 9 GPIO_ACTIVE_HIGH>;
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};
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};
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ssc0: ssc@fffbc000 {
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status = "okay";
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pinctrl-0 = <&pinctrl_ssc0_tx>;
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};
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spi0: spi@fffc8000 {
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cs-gpios = <0>, <&pioC 11 0>, <0>, <0>;
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mtd_dataflash@0 {
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compatible = "atmel,at45", "atmel,dataflash";
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spi-max-frequency = <50000000>;
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reg = <1>;
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};
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};
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watchdog@fffffd40 {
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status = "okay";
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};
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};
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nand0: nand@40000000 {
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nand-bus-width = <8>;
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nand-ecc-mode = "soft";
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nand-on-flash-bbt;
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status = "okay";
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at91bootstrap@0 {
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label = "at91bootstrap";
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reg = <0x0 0x20000>;
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};
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barebox@20000 {
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label = "barebox";
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reg = <0x20000 0x40000>;
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};
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bareboxenv@60000 {
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label = "bareboxenv";
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reg = <0x60000 0x20000>;
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};
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bareboxenv2@80000 {
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label = "bareboxenv2";
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reg = <0x80000 0x20000>;
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};
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oftree@80000 {
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label = "oftree";
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reg = <0xa0000 0x20000>;
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};
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kernel@a0000 {
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label = "kernel";
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reg = <0xc0000 0x400000>;
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};
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rootfs@4a0000 {
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label = "rootfs";
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reg = <0x4c0000 0x7800000>;
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};
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data@7ca0000 {
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label = "data";
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reg = <0x7cc0000 0x8340000>;
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};
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};
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usb0: ohci@00500000 {
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num-ports = <2>;
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status = "okay";
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};
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};
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i2c@0 {
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status = "okay";
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24c512@50 {
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compatible = "24c512";
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reg = <0x50>;
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};
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wm8731: wm8731@1b {
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compatible = "wm8731";
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reg = <0x1b>;
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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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btn3 {
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label = "Button 3";
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gpios = <&pioA 30 GPIO_ACTIVE_LOW>;
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linux,code = <0x103>;
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gpio-key,wakeup;
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};
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btn4 {
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label = "Button 4";
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gpios = <&pioA 31 GPIO_ACTIVE_LOW>;
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linux,code = <0x104>;
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gpio-key,wakeup;
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};
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};
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sound {
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compatible = "atmel,at91sam9g20ek-wm8731-audio";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_pck0_as_mck>;
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atmel,model = "wm8731 @ AT91SAMG20EK";
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atmel,audio-routing =
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"Ext Spk", "LHPOUT",
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"Int Mic", "MICIN";
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atmel,ssc-controller = <&ssc0>;
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atmel,audio-codec = <&wm8731>;
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};
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};
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