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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};
156