1// SPDX-License-Identifier: GPL-2.0
 2/dts-v1/;
 3#include "bcm2835.dtsi"
 4#include "bcm2835-rpi.dtsi"
 5#include "bcm283x-rpi-smsc9512.dtsi"
 6#include "bcm283x-rpi-usb-host.dtsi"
 7
 8/ {
 9	compatible = "raspberrypi,model-b", "brcm,bcm2835";
10	model = "Raspberry Pi Model B";
11
 
 
 
 
12	leds {
 
 
13		act {
14			gpios = <&gpio 16 GPIO_ACTIVE_LOW>;
 
 
 
15		};
16	};
17};
18
19&gpio {
20	/*
21	 * Taken from Raspberry-Pi-Rev-1.0-Model-AB-Schematics.pdf
22	 * RPI00021 sheet 02
23	 *
24	 * Legend:
25	 * "NC" = not connected (no rail from the SoC)
26	 * "FOO" = GPIO line named "FOO" on the schematic
27	 * "FOO_N" = GPIO line named "FOO" on schematic, active low
28	 */
29	gpio-line-names = "SDA0",
30			  "SCL0",
31			  "SDA1",
32			  "SCL1",
33			  "GPIO_GCLK",
34			  "CAM_GPIO1",
35			  "LAN_RUN",
36			  "SPI_CE1_N",
37			  "SPI_CE0_N",
38			  "SPI_MISO",
39			  "SPI_MOSI",
40			  "SPI_SCLK",
41			  "NC", /* GPIO12 */
42			  "NC", /* GPIO13 */
43			  /* Serial port */
44			  "TXD0",
45			  "RXD0",
46			  "STATUS_LED_N",
47			  "GPIO17",
48			  "GPIO18",
49			  "NC", /* GPIO19 */
50			  "NC", /* GPIO20 */
51			  "GPIO21",
52			  "GPIO22",
53			  "GPIO23",
54			  "GPIO24",
55			  "GPIO25",
56			  "NC", /* GPIO26 */
57			  "CAM_GPIO0",
58			  /* Binary number representing build/revision */
59			  "CONFIG0",
60			  "CONFIG1",
61			  "CONFIG2",
62			  "CONFIG3",
63			  "NC", /* GPIO32 */
64			  "NC", /* GPIO33 */
65			  "NC", /* GPIO34 */
66			  "NC", /* GPIO35 */
67			  "NC", /* GPIO36 */
68			  "NC", /* GPIO37 */
69			  "NC", /* GPIO38 */
70			  "NC", /* GPIO39 */
71			  "PWM0_OUT",
72			  "NC", /* GPIO41 */
73			  "NC", /* GPIO42 */
74			  "NC", /* GPIO43 */
75			  "NC", /* GPIO44 */
76			  "PWM1_OUT",
77			  "HDMI_HPD_P",
78			  "SD_CARD_DET",
79			  /* Used by SD Card */
80			  "SD_CLK_R",
81			  "SD_CMD_R",
82			  "SD_DATA0_R",
83			  "SD_DATA1_R",
84			  "SD_DATA2_R",
85			  "SD_DATA3_R";
86
87	pinctrl-0 = <&gpioout &alt0>;
 
 
 
88};
89
90&hdmi {
91	hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>;
 
92};
93
94&uart0 {
95	pinctrl-names = "default";
96	pinctrl-0 = <&uart0_gpio14>;
 
 
 
97	status = "okay";
 
98};

 
 1/dts-v1/;
 2/include/ "bcm2835.dtsi"
 
 
 
 3
 4/ {
 5	compatible = "raspberrypi,model-b", "brcm,bcm2835";
 6	model = "Raspberry Pi Model B";
 7
 8	memory {
 9		reg = <0 0x10000000>;
10	};
11
12	leds {
13		compatible = "gpio-leds";
14
15		act {
16			label = "ACT";
17			gpios = <&gpio 16 1>;
18			default-state = "keep";
19			linux,default-trigger = "heartbeat";
20		};
21	};
22};
23
24&gpio {
25	pinctrl-names = "default";
26	pinctrl-0 = <&gpioout &alt0 &alt3>;
27
28	gpioout: gpioout {
29		brcm,pins = <6>;
30		brcm,function = <1>; /* GPIO out */
31	};
32
33	alt0: alt0 {
34		brcm,pins = <0 1 2 3 4 5 7 8 9 10 11 14 15 40 45>;
35		brcm,function = <4>; /* alt0 */
36	};
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
37
38	alt3: alt3 {
39		brcm,pins = <48 49 50 51 52 53>;
40		brcm,function = <7>; /* alt3 */
41	};
42};
43
44&i2c0 {
45	status = "okay";
46	clock-frequency = <100000>;
47};
48
49&i2c1 {
50	status = "okay";
51	clock-frequency = <100000>;
52};
53
54&sdhci {
55	status = "okay";
56	bus-width = <4>;
57};