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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / 76dccdca2e7e45106b0f1b5498c05056e92c1077 / . / arch / arm / dts / bcm2835-rpi-b-plus.dts
blob: 1e40d672b05522c628e77eaf31b011f7d4341192 [file] [log] [blame]
Heinrich Schuchardt143256b2019-04-28 06:46:57 +0200[diff] [blame]1// SPDX-License-Identifier: GPL-2.0
Fabian Vogt46025582016-09-26 14:26:47 +0200[diff] [blame]2/dts-v1/;
3#include "bcm2835.dtsi"
4#include "bcm2835-rpi.dtsi"
5#include "bcm283x-rpi-smsc9514.dtsi"
Alexander Graf409f05f2017-10-04 14:39:16 +0200[diff] [blame]6#include "bcm283x-rpi-usb-host.dtsi"
Fabian Vogt46025582016-09-26 14:26:47 +0200[diff] [blame]7
8/ {
9 compatible = "raspberrypi,model-b-plus", "brcm,bcm2835";
10 model = "Raspberry Pi Model B+";
11
12 leds {
13 act {
Heinrich Schuchardt143256b2019-04-28 06:46:57 +0200[diff] [blame]14 gpios = <&gpio 47 GPIO_ACTIVE_HIGH>;
Fabian Vogt46025582016-09-26 14:26:47 +0200[diff] [blame]15 };
16
17 pwr {
18 label = "PWR";
Heinrich Schuchardt143256b2019-04-28 06:46:57 +0200[diff] [blame]19 gpios = <&gpio 35 GPIO_ACTIVE_HIGH>;
Fabian Vogt46025582016-09-26 14:26:47 +0200[diff] [blame]20 default-state = "keep";
21 linux,default-trigger = "default-on";
22 };
23 };
24};
25
26&gpio {
Alexander Graf409f05f2017-10-04 14:39:16 +0200[diff] [blame]27 /*
28 * Taken from Raspberry-Pi-B-Plus-V1.2-Schematics.pdf
29 * RPI-BPLUS sheet 1
30 *
31 * Legend:
32 * "NC" = not connected (no rail from the SoC)
33 * "FOO" = GPIO line named "FOO" on the schematic
34 * "FOO_N" = GPIO line named "FOO" on schematic, active low
35 */
Heinrich Schuchardt143256b2019-04-28 06:46:57 +0200[diff] [blame]36 gpio-line-names = "ID_SDA",
37 "ID_SCL",
Alexander Graf409f05f2017-10-04 14:39:16 +0200[diff] [blame]38 "SDA1",
39 "SCL1",
40 "GPIO_GCLK",
41 "GPIO5",
42 "GPIO6",
43 "SPI_CE1_N",
44 "SPI_CE0_N",
45 "SPI_MISO",
46 "SPI_MOSI",
47 "SPI_SCLK",
48 "GPIO12",
49 "GPIO13",
50 /* Serial port */
51 "TXD0",
52 "RXD0",
53 "GPIO16",
54 "GPIO17",
55 "GPIO18",
56 "GPIO19",
57 "GPIO20",
58 "GPIO21",
59 "GPIO22",
60 "GPIO23",
61 "GPIO24",
62 "GPIO25",
63 "GPIO26",
64 "GPIO27",
65 "SDA0",
66 "SCL0",
67 "NC", /* GPIO30 */
68 "LAN_RUN", /* GPIO31 */
69 "CAM_GPIO1", /* GPIO32 */
70 "NC", /* GPIO33 */
71 "NC", /* GPIO34 */
72 "PWR_LOW_N", /* GPIO35 */
73 "NC", /* GPIO36 */
74 "NC", /* GPIO37 */
75 "USB_LIMIT", /* GPIO38 */
76 "NC", /* GPIO39 */
77 "PWM0_OUT", /* GPIO40 */
78 "CAM_GPIO0", /* GPIO41 */
79 "NC", /* GPIO42 */
80 "NC", /* GPIO43 */
81 "ETHCLK", /* GPIO44 */
82 "PWM1_OUT", /* GPIO45 */
83 "HDMI_HPD_N",
84 "STATUS_LED",
85 /* Used by SD Card */
86 "SD_CLK_R",
87 "SD_CMD_R",
88 "SD_DATA0_R",
89 "SD_DATA1_R",
90 "SD_DATA2_R",
91 "SD_DATA3_R";
92
93 pinctrl-0 = <&gpioout &alt0 &i2s_alt0>;
Fabian Vogt46025582016-09-26 14:26:47 +0200[diff] [blame]94
95 /* I2S interface */
96 i2s_alt0: i2s_alt0 {
97 brcm,pins = <18 19 20 21>;
98 brcm,function = <BCM2835_FSEL_ALT0>;
99 };
100};
101
102&hdmi {
103 hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
104};
Alexander Graf409f05f2017-10-04 14:39:16 +0200[diff] [blame]105
Heinrich Schuchardt143256b2019-04-28 06:46:57 +0200[diff] [blame]106&pwm {
107 pinctrl-names = "default";
108 pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45>;
109 status = "okay";
110};
111
Alexander Graf409f05f2017-10-04 14:39:16 +0200[diff] [blame]112&uart0 {
113 pinctrl-names = "default";
114 pinctrl-0 = <&uart0_gpio14>;
115 status = "okay";
116};