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Commit 2515e8bb authored by Douglas Gilbert's avatar Douglas Gilbert Committed by Nicolas Ferre
Browse files

ARM: at91: add Acme Systems Fox G20 board 



Signed-off-by: default avatarDouglas Gilbert <dgilbert@interlog.com>
[nicolas.ferre@atmel.com: re-arranging nodes, removing nodes and some comments]
Signed-off-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
parent 7d813be6

arch/arm/boot/dts/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ dtb-$(CONFIG_ARCH_AT91) += at91sam9263ek.dtb 
dtb-$(CONFIG_ARCH_AT91) += tny_a9263.dtb

dtb-$(CONFIG_ARCH_AT91) += usb_a9263.dtb

# sam9g20

dtb-$(CONFIG_ARCH_AT91) += at91-foxg20.dtb

dtb-$(CONFIG_ARCH_AT91) += at91sam9g20ek.dtb

dtb-$(CONFIG_ARCH_AT91) += at91sam9g20ek_2mmc.dtb

dtb-$(CONFIG_ARCH_AT91) += kizbox.dtb

arch/arm/boot/dts/at91-foxg20.dts

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+157 −0
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/*

 * at91-foxg20.dts - Device Tree file for Acme Systems FoxG20 board

 *

 * Based on DT files for at91sam9g20ek evaluation board (AT91SAM9G20 SoC)

 *

 * Copyright (C) 2013 Douglas Gilbert <dgilbert@interlog.com>

 *

 * Licensed under GPLv2 or later.

 */

/dts-v1/;

/include/ "at91sam9g20.dtsi"



/ {

	model = "Acme Systems FoxG20";

	compatible = "acme,foxg20", "atmel,at91sam9g20", "atmel,at91sam9";



	chosen {

		bootargs = "console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootwait";

	};



	memory {

		reg = <0x20000000 0x4000000>;

	};



	clocks {

		#address-cells = <1>;

		#size-cells = <1>;

		ranges;



		main_clock: clock@0 {

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

			clock-frequency = <18432000>;

		};

	};



	ahb {

		apb {

			usb1: gadget@fffa4000 {

				atmel,vbus-gpio = <&pioC 6 0>;

				status = "okay";

			};



			mmc0: mmc@fffa8000 {

				pinctrl-0 = <

					&pinctrl_mmc0_clk

					&pinctrl_mmc0_slot1_cmd_dat0

					&pinctrl_mmc0_slot1_dat1_3>;

				status = "okay";



				slot@1 {

					reg = <1>;

					bus-width = <4>;

				};

			};



			usart0: serial@fffb0000 {

				pinctrl-0 =

					<&pinctrl_usart0

					 &pinctrl_usart0_rts

					 &pinctrl_usart0_cts

					>;

				status = "okay";

			};



			usart1: serial@fffb4000 {

				status = "okay";

			};



			usart2: serial@fffb8000 {

				status = "okay";

			};



			macb0: ethernet@fffc4000 {

				phy-mode = "rmii";

				status = "okay";

			};



			usart3: serial@fffd0000 {

				status = "okay";

			};



			uart0: serial@fffd4000 {

				status = "okay";

			};



			uart1: serial@fffd8000 {

				status = "okay";

			};



			dbgu: serial@fffff200 {

				status = "okay";

			};



			pinctrl@fffff400 {

				board {

					pinctrl_pck0_as_mck: pck0_as_mck {

						atmel,pins =

							<2 1 0x2 0x0>;	/* PC1 periph B */

					};

				};



				mmc0_slot1 {

					pinctrl_board_mmc0_slot1: mmc0_slot1-board {

						atmel,pins =

							<2 9 0x0 0x5>;	/* PC9 gpio CD pin pull up and deglitch */

					};

				};



				i2c0 {

					pinctrl_i2c0: i2c0-0 {

						atmel,pins =

							<0 23 0x1 0x2	/* TWD (SDA) PA23 periph A, open drain */

							 0 24 0x1 0x2>;	/* TWCK (SCL) PA24 periph A, open drain */

					};

				};

			};



			watchdog@fffffd40 {

				status = "okay";

			};

		};



		usb0: ohci@00500000 {

			num-ports = <2>;

			status = "okay";

		};

	};



	i2c@0 {

		pinctrl-names = "default";

		pinctrl-0 = <&pinctrl_i2c0>;

		i2c-gpio,delay-us = <5>;	/* ~85 kHz */

		status = "okay";

	};



	leds {

		compatible = "gpio-leds";



		/* red LED marked "PC7" near mini USB (device) receptacle */

		user_led {

			label = "user_led";

			gpios = <&pioC 7 0>;	/* PC7 */

			linux,default-trigger = "heartbeat";

		};

	};



	gpio_keys {

		compatible = "gpio-keys";



		btn {

			label = "Button";

			gpios = <&pioC 4 1>;

			linux,code = <0x103>;

			gpio-key,wakeup;

		};

	};

};