1/*
  2 * at91-cosino.dtsi - Device Tree file for Cosino core module
  3 *
  4 * Copyright (C) 2013 - Rodolfo Giometti <giometti@linux.it>
  5 *			HCE Engineering
  6 *
  7 * Derived from at91sam9x5ek.dtsi by:
  8 *	Copyright (C) 2012 Atmel,
  9 *	2012 Nicolas Ferre <nicolas.ferre@atmel.com>
 10 *
 11 * Licensed under GPLv2 or later.
 12 */
 13
 14#include "at91sam9g35.dtsi"
 15
 16/ {
 17	model = "HCE Cosino core module";
 18	compatible = "hce,cosino", "atmel,at91sam9x5", "atmel,at91sam9";
 19
 20	chosen {
 21		bootargs = "console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootfstype=ext3 rootwait";
 22	};
 23
 24	memory {
 25		reg = <0x20000000 0x8000000>;
 26	};
 27
 28	clocks {
 29		slow_xtal {
 30			clock-frequency = <32768>;
 31		};
 32
 33		main_xtal {
 34			clock-frequency = <12000000>;
 35		};
 36	};
 37
 38	ahb {
 39		apb {
 40			tcb0: timer@f8008000 {
 41				timer@0 {
 42					compatible = "atmel,tcb-timer";
 43					reg = <0>;
 44				};
 45
 46				timer@1 {
 47					compatible = "atmel,tcb-timer";
 48					reg = <1>;
 49				};
 50			};
 51
 52			mmc0: mmc@f0008000 {
 53				pinctrl-0 = <
 54					&pinctrl_board_mmc0
 55					&pinctrl_mmc0_slot0_clk_cmd_dat0
 56					&pinctrl_mmc0_slot0_dat1_3>;
 57				status = "okay";
 58				slot@0 {
 59					reg = <0>;
 60					bus-width = <4>;
 61					cd-gpios = <&pioD 15 GPIO_ACTIVE_HIGH>;
 62				};
 63			};
 64
 65			dbgu: serial@fffff200 {
 66				status = "okay";
 67			};
 68
 69			usart0: serial@f801c000 {
 70				status = "okay";
 71			};
 72
 73			i2c0: i2c@f8010000 {
 74				status = "okay";
 75			};
 76
 77			adc0: adc@f804c000 {
 78				atmel,adc-ts-wires = <4>;
 79				atmel,adc-ts-pressure-threshold = <10000>;
 80				status = "okay";
 81			};
 82
 83			pinctrl@fffff400 {
 84				mmc0 {
 85					pinctrl_board_mmc0: mmc0-board {
 86						atmel,pins =
 87							<AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;	/* PD15 gpio CD pin pull up and deglitch */
 88					};
 89				};
 90			};
 91
 92			watchdog@fffffe40 {
 93				status = "okay";
 94			};
 95		};
 96
 97		ebi: ebi@10000000 {
 98			pinctrl-0 = <&pinctrl_ebi_addr_nand
 99				     &pinctrl_ebi_data_0_7>;
100			pinctrl-names = "default";
101			status = "okay";
102
103			nand_controller: nand-controller {
104				status = "okay";
105				pinctrl-0 = <&pinctrl_nand_oe_we
106					     &pinctrl_nand_cs
107					     &pinctrl_nand_rb>;
108				pinctrl-names = "default";
109
110				nand@3 {
111					reg = <0x3 0x0 0x800000>;
112					rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
113					cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
114					nand-bus-width = <8>;
115					nand-ecc-mode = "hw";
116					nand-ecc-strength = <4>;
117					nand-ecc-step-size = <512>;
118					nand-on-flash-bbt;
119					label = "atmel_nand";
120
121					partitions {
122						compatible = "fixed-partitions";
123						#address-cells = <1>;
124						#size-cells = <1>;
125
126						at91bootstrap@0 {
127							label = "at91bootstrap";
128							reg = <0x0 0x40000>;
129						};
130
131						uboot@40000 {
132							label = "u-boot";
133							reg = <0x40000 0x80000>;
134						};
135
136						ubootenv@c0000 {
137							label = "U-Boot Env";
138							reg = <0xc0000 0x140000>;
139						};
140
141						kernel@200000 {
142							label = "kernel";
143							reg = <0x200000 0x600000>;
144						};
145
146						rootfs@800000 {
147							label = "rootfs";
148							reg = <0x800000 0x0f800000>;
149						};
150					};
151				};
152			};
153		};
154	};
155};