ARM: mvebu: add Device Tree for the Armada 375 DB board
[linux-2.6-block.git] / arch / arm / boot / dts / armada-375-db.dts
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1/*
2 * Device Tree file for Marvell Armada 375 evaluation board
3 * (DB-88F6720)
4 *
5 * Copyright (C) 2014 Marvell
6 *
7 * Gregory CLEMENT <gregory.clement@free-electrons.com>
8 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
9 *
10 * This file is licensed under the terms of the GNU General Public
11 * License version 2. This program is licensed "as is" without any
12 * warranty of any kind, whether express or implied.
13 */
14
15/dts-v1/;
16#include <dt-bindings/gpio/gpio.h>
17#include "armada-375.dtsi"
18
19/ {
20 model = "Marvell Armada 375 Development Board";
21 compatible = "marvell,a375-db", "marvell,armada375";
22
23 chosen {
24 bootargs = "console=ttyS0,115200 earlyprintk";
25 };
26
27 memory {
28 device_type = "memory";
29 reg = <0x00000000 0x40000000>; /* 1 GB */
30 };
31
32 soc {
33 ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000
34 MBUS_ID(0x01, 0x1d) 0 0xfff00000 0x100000>;
35
36 internal-regs {
37 spi@10600 {
38 pinctrl-0 = <&spi0_pins>;
39 pinctrl-names = "default";
40 /*
41 * SPI conflicts with NAND, so we disable it
42 * here, and select NAND as the enabled device
43 * by default.
44 */
45 status = "disabled";
46
47 spi-flash@0 {
48 #address-cells = <1>;
49 #size-cells = <1>;
50 compatible = "n25q128a13";
51 reg = <0>; /* Chip select 0 */
52 spi-max-frequency = <108000000>;
53 };
54 };
55
56 i2c@11000 {
57 status = "okay";
58 clock-frequency = <100000>;
59 pinctrl-0 = <&i2c0_pins>;
60 pinctrl-names = "default";
61 };
62
63 i2c@11100 {
64 status = "okay";
65 clock-frequency = <100000>;
66 pinctrl-0 = <&i2c1_pins>;
67 pinctrl-names = "default";
68 };
69
70 serial@12000 {
71 clock-frequency = <200000000>;
72 status = "okay";
73 };
74
75 pinctrl {
76 sdio_st_pins: sdio-st-pins {
77 marvell,pins = "mpp44", "mpp45";
78 marvell,function = "gpio";
79 };
80 };
81
82 nand: nand@d0000 {
83 pinctrl-0 = <&nand_pins>;
84 pinctrl-names = "default";
85 status = "okay";
86 num-cs = <1>;
87 marvell,nand-keep-config;
88 marvell,nand-enable-arbiter;
89 nand-on-flash-bbt;
90
91 partition@0 {
92 label = "U-Boot";
93 reg = <0 0x800000>;
94 };
95 partition@800000 {
96 label = "Linux";
97 reg = <0x800000 0x800000>;
98 };
99 partition@1000000 {
100 label = "Filesystem";
101 reg = <0x1000000 0x3f000000>;
102 };
103 };
104
105 mvsdio@d4000 {
106 pinctrl-0 = <&sdio_pins &sdio_st_pins>;
107 pinctrl-names = "default";
108 status = "okay";
109 cd-gpios = <&gpio1 12 GPIO_ACTIVE_HIGH>;
110 wp-gpios = <&gpio1 13 GPIO_ACTIVE_HIGH>;
111 };
112 };
113
114 pcie-controller {
115 status = "okay";
116 /*
117 * The two PCIe units are accessible through
118 * standard PCIe slots on the board.
119 */
120 pcie@1,0 {
121 /* Port 0, Lane 0 */
122 status = "okay";
123 };
124 pcie@2,0 {
125 /* Port 1, Lane 0 */
126 status = "okay";
127 };
128 };
129 };
130};