FreeBSD/Linux Kernel Cross Reference
sys/dts/arm/rpi.dts
1 /*
2 * Copyright (c) 2012 Oleksandr Tymoshenko <gonzo@bluezbox.com>
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 *
25 * $FreeBSD: releng/12.0/sys/dts/arm/rpi.dts 332262 2018-04-08 00:56:19Z gonzo $
26 */
27
28 #include "bcm2835-rpi-b.dts"
29
30 / {
31 /* This is only necessary for FDT_DTB_STATIC */
32 memory {
33 device_type = "memory";
34 reg = <0 0x8000000>; /* 128MB, Set by VideoCore */
35
36 };
37
38 rpi_ft5406 {
39 compatible = "rpi,rpi-ft5406";
40 status = "okay";
41 };
42
43
44 /* Temporary patches */
45 soc {
46 sdhost: mmc@7e202000 {
47 status = "disabled";
48 }
49
50 sdhci@7e300000 {
51 status = "okay";
52 };
53
54 spi@7e204000 {
55 status = "okay";
56 pinctrl-names = "default";
57 pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
58 pinctrl-names = "default";
59 pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
60 };
61
62 gpio@7e200000 {
63 /* Pins that can short 3.3V to GND in output mode: 46-47
64 * Pins used by VideoCore: 48-53
65 */
66 broadcom,read-only = <46>, <47>, <48>, <49>, <50>,
67 <51>, <52>, <53>;
68
69 /* Reserved */
70 pins_reserved: reserved {
71 broadcom,pins = <48>, <49>, <50>, <51>, <52>,
72 <53>;
73 };
74
75 spi0_pins: spi0_pins {
76 brcm,pins = <9 10 11>;
77 brcm,function = <4>; /* alt0 */
78 };
79
80 spi0_cs_pins: spi0_cs_pins {
81 brcm,pins = <8 7>;
82 brcm,function = <1>; /* output */
83 };
84 }
85
86 vchiq {
87 compatible = "brcm,bcm2835-vchiq";
88 reg = <0x7e00b840 0xf>;
89 interrupts = <0 2>;
90 cache-line-size = <32>;
91 };
92
93 display {
94 compatible = "broadcom,bcm2835-fb", "broadcom,bcm2708-fb";
95
96 broadcom,vc-mailbox = <&mailbox>;
97 broadcom,vc-channel = <1>;
98
99 broadcom,width = <0>; /* Set by VideoCore */
100 broadcom,height = <0>; /* Set by VideoCore */
101 broadcom,depth = <0>; /* Set by VideoCore */
102 };
103
104 };
105 };
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