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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			mmc0: mmc@f0008000 {
41				pinctrl-0 = <
42					&pinctrl_board_mmc0
43					&pinctrl_mmc0_slot0_clk_cmd_dat0
44					&pinctrl_mmc0_slot0_dat1_3>;
45				status = "okay";
46				slot@0 {
47					reg = <0>;
48					bus-width = <4>;
49					cd-gpios = <&pioD 15 GPIO_ACTIVE_HIGH>;
50				};
51			};
52
53			dbgu: serial@fffff200 {
54				status = "okay";
55			};
56
57			usart0: serial@f801c000 {
58				status = "okay";
59			};
60
61			i2c0: i2c@f8010000 {
62				status = "okay";
63			};
64
65			adc0: adc@f804c000 {
66				atmel,adc-ts-wires = <4>;
67				atmel,adc-ts-pressure-threshold = <10000>;
68				status = "okay";
69			};
70
71			pinctrl@fffff400 {
72				mmc0 {
73					pinctrl_board_mmc0: mmc0-board {
74						atmel,pins =
75							<AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;	/* PD15 gpio CD pin pull up and deglitch */
76					};
77				};
78			};
79
80			watchdog@fffffe40 {
81				status = "okay";
82			};
83		};
84
85		ebi: ebi@10000000 {
86			pinctrl-0 = <&pinctrl_ebi_addr_nand
87				     &pinctrl_ebi_data_0_7>;
88			pinctrl-names = "default";
89			status = "okay";
90
91			nand_controller: nand-controller {
92				status = "okay";
93				pinctrl-0 = <&pinctrl_nand_oe_we
94					     &pinctrl_nand_cs
95					     &pinctrl_nand_rb>;
96				pinctrl-names = "default";
97
98				nand@3 {
99					reg = <0x3 0x0 0x800000>;
100					rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
101					cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
102					nand-bus-width = <8>;
103					nand-ecc-mode = "hw";
104					nand-ecc-strength = <4>;
105					nand-ecc-step-size = <512>;
106					nand-on-flash-bbt;
107					label = "atmel_nand";
108
109					partitions {
110						compatible = "fixed-partitions";
111						#address-cells = <1>;
112						#size-cells = <1>;
113
114						at91bootstrap@0 {
115							label = "at91bootstrap";
116							reg = <0x0 0x40000>;
117						};
118
119						uboot@40000 {
120							label = "u-boot";
121							reg = <0x40000 0x80000>;
122						};
123
124						ubootenv@c0000 {
125							label = "U-Boot Env";
126							reg = <0xc0000 0x140000>;
127						};
128
129						kernel@200000 {
130							label = "kernel";
131							reg = <0x200000 0x600000>;
132						};
133
134						rootfs@800000 {
135							label = "rootfs";
136							reg = <0x800000 0x0f800000>;
137						};
138					};
139				};
140			};
141		};
142	};
143};
144