forked from Minki/linux
531f67e41d
convert at91sam9g20ek with wm8731 to device tree support Signed-off-by: Bo Shen <voice.shen@atmel.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
173 lines
2.7 KiB
Plaintext
173 lines
2.7 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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};
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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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<2 1 0x2 0x0>; /* PC1 periph B */
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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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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 0>;
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status = "okay";
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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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};
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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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#address-cells = <1>;
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#size-cells = <0>;
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btn3 {
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label = "Button 3";
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gpios = <&pioA 30 1>;
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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 1>;
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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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