1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
3 #include "bcm2837-rpi-cm3.dtsi"
4 #include "bcm283x-rpi-usb-host.dtsi"
5
6 / {
7 compatible = "raspberrypi,3-compute-module", "brcm,bcm2837";
8 model = "Raspberry Pi Compute Module 3 IO board V3.0";
9 };
10
11 &gpio {
12 /*
13 * This is based on the official GPU firmware DT blob.
14 *
15 * Legend:
16 * "FOO" = GPIO line named "FOO" on the schematic
17 * "FOO_N" = GPIO line named "FOO" on schematic, active low
18 */
19 gpio-line-names = "GPIO0",
20 "GPIO1",
21 "GPIO2",
22 "GPIO3",
23 "GPIO4",
24 "GPIO5",
25 "GPIO6",
26 "GPIO7",
27 "GPIO8",
28 "GPIO9",
29 "GPIO10",
30 "GPIO11",
31 "GPIO12",
32 "GPIO13",
33 "GPIO14",
34 "GPIO15",
35 "GPIO16",
36 "GPIO17",
37 "GPIO18",
38 "GPIO19",
39 "GPIO20",
40 "GPIO21",
41 "GPIO22",
42 "GPIO23",
43 "GPIO24",
44 "GPIO25",
45 "GPIO26",
46 "GPIO27",
47 "GPIO28",
48 "GPIO29",
49 "GPIO30",
50 "GPIO31",
51 "GPIO32",
52 "GPIO33",
53 "GPIO34",
54 "GPIO35",
55 "GPIO36",
56 "GPIO37",
57 "GPIO38",
58 "GPIO39",
59 "GPIO40",
60 "GPIO41",
61 "GPIO42",
62 "GPIO43",
63 "GPIO44",
64 "GPIO45",
65 "SMPS_SCL",
66 "SMPS_SDA",
67 /* Used by eMMC */
68 "SD_CLK_R",
69 "SD_CMD_R",
70 "SD_DATA0_R",
71 "SD_DATA1_R",
72 "SD_DATA2_R",
73 "SD_DATA3_R";
74
75 pinctrl-names = "default";
76 pinctrl-0 = <&gpioout &alt0>;
77 };
78
79 &hdmi {
80 hpd-gpios = <&expgpio 0 GPIO_ACTIVE_LOW>;
81 power-domains = <&power RPI_POWER_DOMAIN_HDMI>;
82 status = "okay";
83 };
84
85 &sdhost {
86 pinctrl-names = "default";
87 pinctrl-0 = <&sdhost_gpio48>;
88 bus-width = <4>;
89 status = "okay";
90 };
91
92 &uart0 {
93 pinctrl-names = "default";
94 pinctrl-0 = <&uart0_gpio14>;
95 status = "okay";
96 };
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