diff options
Diffstat (limited to 'arch/arm/boot/dts/at91sam9n12ek.dts')
| -rw-r--r-- | arch/arm/boot/dts/at91sam9n12ek.dts | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/at91sam9n12ek.dts b/arch/arm/boot/dts/at91sam9n12ek.dts new file mode 100644 index 000000000..6e067c8a3 --- /dev/null +++ b/arch/arm/boot/dts/at91sam9n12ek.dts @@ -0,0 +1,213 @@ +/* + * at91sam9n12ek.dts - Device Tree file for AT91SAM9N12-EK board + * + * Copyright (C) 2012 Atmel, + * 2012 Hong Xu <hong.xu@atmel.com> + * + * Licensed under GPLv2 or later. + */ +/dts-v1/; +#include "at91sam9n12.dtsi" + +/ { + model = "Atmel AT91SAM9N12-EK"; + compatible = "atmel,at91sam9n12ek", "atmel,at91sam9n12", "atmel,at91sam9"; + + chosen { + bootargs = "console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=jffs2"; + }; + + memory { + reg = <0x20000000 0x8000000>; + }; + + clocks { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + main_clock: clock@0 { + compatible = "atmel,osc", "fixed-clock"; + clock-frequency = <16000000>; + }; + + slow_xtal { + clock-frequency = <32768>; + }; + + main_xtal { + clock-frequency = <16000000>; + }; + }; + + ahb { + apb { + dbgu: serial@fffff200 { + status = "okay"; + }; + + ssc0: ssc@f0010000 { + status = "okay"; + }; + + i2c0: i2c@f8010000 { + status = "okay"; + + wm8904: codec@1a { + compatible = "wlf,wm8904"; + reg = <0x1a>; + clocks = <&pck0>; + clock-names = "mclk"; + }; + + qt1070: keyboard@1b { + compatible = "qt1070"; + reg = <0x1b>; + interrupt-parent = <&pioA>; + interrupts = <2 IRQ_TYPE_EDGE_FALLING>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_qt1070_irq>; + }; + }; + + i2c1: i2c@f8014000 { + status = "okay"; + }; + + mmc0: mmc@f0008000 { + pinctrl-0 = < + &pinctrl_board_mmc0 + &pinctrl_mmc0_slot0_clk_cmd_dat0 + &pinctrl_mmc0_slot0_dat1_3>; + status = "okay"; + slot@0 { + reg = <0>; + bus-width = <4>; + cd-gpios = <&pioA 7 GPIO_ACTIVE_HIGH>; + }; + }; + + pinctrl@fffff400 { + mmc0 { + pinctrl_board_mmc0: mmc0-board { + atmel,pins = + <AT91_PIOA 7 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PA7 gpio CD pin pull up and deglitch */ + }; + }; + + qt1070 { + pinctrl_qt1070_irq: qt1070_irq { + atmel,pins = + <AT91_PIOA 2 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; + }; + }; + + sound { + pinctrl_pck0_as_audio_mck: pck0_as_audio_mck { + atmel,pins = + <AT91_PIOB 10 AT91_PERIPH_B AT91_PINCTRL_NONE>; + }; + }; + + usb1 { + pinctrl_usb1_vbus_sense: usb1_vbus_sense { + atmel,pins = + <AT91_PIOB 16 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PB16 gpio usb vbus sense, no pull up and deglitch */ + }; + }; + }; + + spi0: spi@f0000000 { + status = "okay"; + cs-gpios = <&pioA 14 0>, <0>, <0>, <0>; + m25p80@0 { + compatible = "atmel,at25df321a"; + spi-max-frequency = <50000000>; + reg = <0>; + }; + }; + + usb1: gadget@f803c000 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usb1_vbus_sense>; + atmel,vbus-gpio = <&pioB 16 GPIO_ACTIVE_HIGH>; + status = "okay"; + }; + + watchdog@fffffe40 { + status = "okay"; + }; + + rtc@fffffeb0 { + status = "okay"; + }; + }; + + nand0: nand@40000000 { + nand-bus-width = <8>; + nand-ecc-mode = "hw"; + atmel,has-pmecc; + atmel,pmecc-cap = <2>; + atmel,pmecc-sector-size = <512>; + nand-on-flash-bbt; + status = "okay"; + }; + + usb0: ohci@00500000 { + num-ports = <1>; + atmel,vbus-gpio = <&pioB 7 GPIO_ACTIVE_LOW>; + status = "okay"; + }; + }; + + leds { + compatible = "gpio-leds"; + + d8 { + label = "d8"; + gpios = <&pioB 4 GPIO_ACTIVE_LOW>; + linux,default-trigger = "mmc0"; + }; + + d9 { + label = "d6"; + gpios = <&pioB 5 GPIO_ACTIVE_LOW>; + linux,default-trigger = "nand-disk"; + }; + + d10 { + label = "d7"; + gpios = <&pioB 6 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "heartbeat"; + }; + }; + + gpio_keys { + compatible = "gpio-keys"; + + enter { + label = "Enter"; + gpios = <&pioB 3 GPIO_ACTIVE_LOW>; + linux,code = <28>; + gpio-key,wakeup; + }; + }; + + sound { + compatible = "atmel,asoc-wm8904"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pck0_as_audio_mck>; + + atmel,model = "wm8904 @ AT91SAM9N12"; + atmel,audio-routing = + "Headphone Jack", "HPOUTL", + "Headphone Jack", "HPOUTR", + "IN2L", "Line In Jack", + "IN2R", "Line In Jack", + "Mic", "MICBIAS", + "IN1L", "Mic"; + + atmel,ssc-controller = <&ssc0>; + atmel,audio-codec = <&wm8904>; + }; +}; |