at91-cosino.dtsi revision 284090 
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		#address-cells = <1>;
30		#size-cells = <1>;
31		ranges;
32
33		main_clock: clock@0 {
34			compatible = "atmel,osc", "fixed-clock";
35			clock-frequency = <12000000>;
36		};
37
38		slow_xtal {
39			clock-frequency = <32768>;
40		};
41
42		main_xtal {
43			clock-frequency = <12000000>;
44		};
45	};
46
47	ahb {
48		apb {
49			mmc0: mmc@f0008000 {
50				pinctrl-0 = <
51					&pinctrl_board_mmc0
52					&pinctrl_mmc0_slot0_clk_cmd_dat0
53					&pinctrl_mmc0_slot0_dat1_3>;
54				status = "okay";
55				slot@0 {
56					reg = <0>;
57					bus-width = <4>;
58					cd-gpios = <&pioD 15 GPIO_ACTIVE_HIGH>;
59				};
60			};
61
62			dbgu: serial@fffff200 {
63				status = "okay";
64			};
65
66			usart0: serial@f801c000 {
67				status = "okay";
68			};
69
70			i2c0: i2c@f8010000 {
71				status = "okay";
72			};
73
74			adc0: adc@f804c000 {
75				atmel,adc-ts-wires = <4>;
76				atmel,adc-ts-pressure-threshold = <10000>;
77				status = "okay";
78			};
79
80			pinctrl@fffff400 {
81				mmc0 {
82					pinctrl_board_mmc0: mmc0-board {
83						atmel,pins =
84							<AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;	/* PD15 gpio CD pin pull up and deglitch */
85					};
86				};
87			};
88
89			watchdog@fffffe40 {
90				status = "okay";
91			};
92		};
93
94		nand0: nand@40000000 {
95			nand-bus-width = <8>;
96			nand-ecc-mode = "hw";
97			atmel,has-pmecc;	/* Enable PMECC */
98			atmel,pmecc-cap = <4>;
99			atmel,pmecc-sector-size = <512>;
100			nand-on-flash-bbt;
101			status = "okay";
102
103			at91bootstrap@0 {
104				label = "at91bootstrap";
105				reg = <0x0 0x40000>;
106			};
107
108			uboot@40000 {
109				label = "u-boot";
110				reg = <0x40000 0x80000>;
111			};
112
113			ubootenv@c0000 {
114				label = "U-Boot Env";
115				reg = <0xc0000 0x140000>;
116			};
117
118			kernel@200000 {
119				label = "kernel";
120				reg = <0x200000 0x600000>;
121			};
122
123			rootfs@800000 {
124				label = "rootfs";
125				reg = <0x800000 0x0f800000>;
126			};
127		};
128	};
129};
130