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Commit cce783c6 authored by Hong Xu's avatar Hong Xu Committed by Jean-Christophe PLAGNIOL-VILLARD
Browse files

ARM: at91: Add DT description files for AT91SAM9N12-EK 



Added AT91SAM9N12 SoC DT file, as well as the board definition
.dts file for AT91SAM9N12-EK.

Signed-off-by: default avatarHong Xu <hong.xu@atmel.com>
Signed-off-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: default avatarJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
parent 74db4fb9

arch/arm/boot/dts/at91sam9n12.dtsi

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/*

 * at91sam9n12.dtsi - Device Tree include file for AT91SAM9N12 SoC

 *

 *  Copyright (C) 2012 Atmel,

 *                2012 Hong Xu <hong.xu@atmel.com>

 *

 * Licensed under GPLv2 or later.

 */



/include/ "skeleton.dtsi"



/ {

	model = "Atmel AT91SAM9N12 SoC";

	compatible = "atmel,at91sam9n12";

	interrupt-parent = <&aic>;



	aliases {

		serial0 = &dbgu;

		serial1 = &usart0;

		serial2 = &usart1;

		serial3 = &usart2;

		serial4 = &usart3;

		gpio0 = &pioA;

		gpio1 = &pioB;

		gpio2 = &pioC;

		gpio3 = &pioD;

		tcb0 = &tcb0;

		tcb1 = &tcb1;

	};

	cpus {

		cpu@0 {

			compatible = "arm,arm926ejs";

		};

	};



	memory {

		reg = <0x20000000 0x10000000>;

	};



	ahb {

		compatible = "simple-bus";

		#address-cells = <1>;

		#size-cells = <1>;

		ranges;



		apb {

			compatible = "simple-bus";

			#address-cells = <1>;

			#size-cells = <1>;

			ranges;



			aic: interrupt-controller@fffff000 {

				#interrupt-cells = <2>;

				compatible = "atmel,at91rm9200-aic";

				interrupt-controller;

				reg = <0xfffff000 0x200>;

			};



			ramc0: ramc@ffffe800 {

				compatible = "atmel,at91sam9g45-ddramc";

				reg = <0xffffe800 0x200>;

			};



			pmc: pmc@fffffc00 {

				compatible = "atmel,at91rm9200-pmc";

				reg = <0xfffffc00 0x100>;

			};



			rstc@fffffe00 {

				compatible = "atmel,at91sam9g45-rstc";

				reg = <0xfffffe00 0x10>;

			};



			pit: timer@fffffe30 {

				compatible = "atmel,at91sam9260-pit";

				reg = <0xfffffe30 0xf>;

				interrupts = <1 4>;

			};



			shdwc@fffffe10 {

				compatible = "atmel,at91sam9x5-shdwc";

				reg = <0xfffffe10 0x10>;

			};



			tcb0: timer@f8008000 {

				compatible = "atmel,at91sam9x5-tcb";

				reg = <0xf8008000 0x100>;

				interrupts = <17 4>;

			};



			tcb1: timer@f800c000 {

				compatible = "atmel,at91sam9x5-tcb";

				reg = <0xf800c000 0x100>;

				interrupts = <17 4>;

			};



			dma: dma-controller@ffffec00 {

				compatible = "atmel,at91sam9g45-dma";

				reg = <0xffffec00 0x200>;

				interrupts = <20 4>;

			};



			pioA: gpio@fffff400 {

				compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio";

				reg = <0xfffff400 0x100>;

				interrupts = <2 4>;

				#gpio-cells = <2>;

				gpio-controller;

				interrupt-controller;

			};



			pioB: gpio@fffff600 {

				compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio";

				reg = <0xfffff600 0x100>;

				interrupts = <2 4>;

				#gpio-cells = <2>;

				gpio-controller;

				interrupt-controller;

			};



			pioC: gpio@fffff800 {

				compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio";

				reg = <0xfffff800 0x100>;

				interrupts = <3 4>;

				#gpio-cells = <2>;

				gpio-controller;

				interrupt-controller;

			};



			pioD: gpio@fffffa00 {

				compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio";

				reg = <0xfffffa00 0x100>;

				interrupts = <3 4>;

				#gpio-cells = <2>;

				gpio-controller;

				interrupt-controller;

			};



			dbgu: serial@fffff200 {

				compatible = "atmel,at91sam9260-usart";

				reg = <0xfffff200 0x200>;

				interrupts = <1 4>;

				status = "disabled";

			};



			usart0: serial@f801c000 {

				compatible = "atmel,at91sam9260-usart";

				reg = <0xf801c000 0x4000>;

				interrupts = <5 4>;

				atmel,use-dma-rx;

				atmel,use-dma-tx;

				status = "disabled";

			};



			usart1: serial@f8020000 {

				compatible = "atmel,at91sam9260-usart";

				reg = <0xf8020000 0x4000>;

				interrupts = <6 4>;

				atmel,use-dma-rx;

				atmel,use-dma-tx;

				status = "disabled";

			};



			usart2: serial@f8024000 {

				compatible = "atmel,at91sam9260-usart";

				reg = <0xf8024000 0x4000>;

				interrupts = <7 4>;

				atmel,use-dma-rx;

				atmel,use-dma-tx;

				status = "disabled";

			};



			usart3: serial@f8028000 {

				compatible = "atmel,at91sam9260-usart";

				reg = <0xf8028000 0x4000>;

				interrupts = <8 4>;

				atmel,use-dma-rx;

				atmel,use-dma-tx;

				status = "disabled";

			};

		};



		nand0: nand@40000000 {

			compatible = "atmel,at91rm9200-nand";

			#address-cells = <1>;

			#size-cells = <1>;

			reg = < 0x40000000 0x10000000

				0xffffe000 0x00000600

				0xffffe600 0x00000200

				0x00100000 0x00100000

			       >;

			atmel,nand-addr-offset = <21>;

			atmel,nand-cmd-offset = <22>;

			gpios = <&pioD 5 0

				 &pioD 4 0

				 0

				>;

			status = "disabled";

		};



		usb0: ohci@00500000 {

			compatible = "atmel,at91rm9200-ohci", "usb-ohci";

			reg = <0x00500000 0x00100000>;

			interrupts = <22 4>;

			status = "disabled";

		};

	};



	i2c@0 {

		compatible = "i2c-gpio";

		gpios = <&pioA 30 0 /* sda */

			 &pioA 31 0 /* scl */

			>;

		i2c-gpio,sda-open-drain;

		i2c-gpio,scl-open-drain;

		i2c-gpio,delay-us = <2>;	/* ~100 kHz */

		#address-cells = <1>;

		#size-cells = <0>;

		status = "disabled";

	};

};

arch/arm/boot/dts/at91sam9n12ek.dts

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/*

 * 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 = "mem=128M console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=jffs2";

	};



	memory {

		reg = <0x20000000 0x10000000>;

	};



	clocks {

		#address-cells = <1>;

		#size-cells = <1>;

		ranges;



		main_clock: clock@0 {

			compatible = "atmel,osc", "fixed-clock";

			clock-frequency = <16000000>;

		};

	};



	ahb {

		apb {

			dbgu: serial@fffff200 {

				status = "okay";

			};

		};



		nand0: nand@40000000 {

			nand-bus-width = <8>;

			nand-ecc-mode = "soft";

			nand-on-flash-bbt;

			status = "okay";

		};

	};



	leds {

		compatible = "gpio-leds";



		d8 {

			label = "d8";

			gpios = <&pioB 4 1>;

			linux,default-trigger = "mmc0";

		};



		d9 {

			label = "d6";

			gpios = <&pioB 5 1>;

			linux,default-trigger = "nand-disk";

		};



		d10 {

			label = "d7";

			gpios = <&pioB 6 0>;

			linux,default-trigger = "heartbeat";

		};

	};



	gpio_keys {

		compatible = "gpio-keys";

		#address-cells = <1>;

		#size-cells = <0>;



		enter {

			label = "Enter";

			gpios = <&pioB 4 1>;

			linux,code = <28>;

			gpio-key,wakeup;

		};

	};

};