GNU Linux-libre 4.19.264-gnu1
[releases.git] / arch / arm / boot / dts / berlin2cd-google-chromecast.dts
1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
2 /*
3  * Device Tree file for Google Chromecast
4  *
5  * Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
6  */
7
8 /dts-v1/;
9
10 #include "berlin2cd.dtsi"
11 #include <dt-bindings/gpio/gpio.h>
12
13 / {
14         model = "Google Chromecast";
15         compatible = "google,chromecast", "marvell,berlin2cd", "marvell,berlin";
16
17         chosen {
18                 bootargs = "earlyprintk";
19                 stdout-path = "serial0:115200n8";
20         };
21
22         memory@0 {
23                 device_type = "memory";
24
25                 /*
26                  * We're using "linux,usable-memory" instead of "reg" here
27                  * because the (signed and encrypted) bootloader that shipped
28                  * with this device provides an incorrect memory range in
29                  * ATAG_MEM. Linux helpfully overrides the "reg" property with
30                  * data from the ATAG, so we can't specify the proper range
31                  * normally. Fortunately, this alternate property is checked
32                  * first by the OF driver, so we can (ab)use it instead.
33                  */
34                 linux,usable-memory = <0x00000000 0x20000000>; /* 512 MB */
35         };
36
37         leds {
38                 compatible = "pwm-leds";
39                 pinctrl-0 = <&ledpwm_pmux>;
40                 pinctrl-names = "default";
41
42                 white {
43                         label = "white";
44                         pwms = <&pwm 0 600000 0>;
45                         max-brightness = <255>;
46                         linux,default-trigger = "default-on";
47                 };
48
49                 red {
50                         label = "red";
51                         pwms = <&pwm 1 600000 0>;
52                         max-brightness = <255>;
53                 };
54         };
55 };
56
57 /*
58  * AzureWave AW-NH387 (Marvell 88W8787)
59  * 802.11b/g/n + Bluetooth 2.1
60  */
61 &sdhci0 {
62         non-removable;
63         status = "okay";
64 };
65
66 &uart0 { status = "okay"; };
67
68 &usb_phy1 { status = "okay"; };
69
70 &usb1 { status = "okay"; };
71
72 &soc_pinctrl {
73         ledpwm_pmux: ledpwm-pmux {
74                 groups = "G0";
75                 function = "pwm";
76         };
77 };