1// SPDX-License-Identifier: GPL-2.0 2/dts-v1/; 3#include "bcm2835.dtsi" 4#include "bcm2835-rpi.dtsi" 5#include "bcm2835-rpi-common.dtsi" 6#include "bcm283x-rpi-led-deprecated.dtsi" 7#include "bcm283x-rpi-smsc9512.dtsi" 8#include "bcm283x-rpi-usb-host.dtsi" 9 10/ { 11 compatible = "raspberrypi,model-b", "brcm,bcm2835"; 12 model = "Raspberry Pi Model B"; 13 14 memory@0 { 15 device_type = "memory"; 16 reg = <0 0x10000000>; 17 }; 18}; 19 20&gpio { 21 /* 22 * Taken from Raspberry-Pi-Rev-1.0-Model-AB-Schematics.pdf 23 * RPI00021 sheet 02 24 * 25 * Legend: 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 "", /* GPIO12 */ 42 "", /* GPIO13 */ 43 /* Serial port */ 44 "TXD0", 45 "RXD0", 46 "STATUS_LED_N", 47 "GPIO17", 48 "GPIO18", 49 "", /* GPIO19 */ 50 "", /* GPIO20 */ 51 "CAM_GPIO0", 52 "GPIO22", 53 "GPIO23", 54 "GPIO24", 55 "GPIO25", 56 "", /* GPIO26 */ 57 "GPIO27", 58 "GPIO28", 59 "GPIO29", 60 "GPIO30", 61 "GPIO31", 62 "", /* GPIO32 */ 63 "", /* GPIO33 */ 64 "", /* GPIO34 */ 65 "", /* GPIO35 */ 66 "", /* GPIO36 */ 67 "", /* GPIO37 */ 68 "", /* GPIO38 */ 69 "", /* GPIO39 */ 70 "PWM0_OUT", 71 "", /* GPIO41 */ 72 "", /* GPIO42 */ 73 "", /* GPIO43 */ 74 "", /* GPIO44 */ 75 "PWM1_OUT", 76 "HDMI_HPD_P", 77 "SD_CARD_DET", 78 /* Used by SD Card */ 79 "SD_CLK_R", 80 "SD_CMD_R", 81 "SD_DATA0_R", 82 "SD_DATA1_R", 83 "SD_DATA2_R", 84 "SD_DATA3_R"; 85 86 pinctrl-names = "default"; 87 pinctrl-0 = <&gpioout &alt0>; 88}; 89 90&hdmi { 91 hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>; 92 power-domains = <&power RPI_POWER_DOMAIN_HDMI>; 93 status = "okay"; 94}; 95 96&led_act { 97 gpios = <&gpio 16 GPIO_ACTIVE_LOW>; 98}; 99 100&pwm { 101 pinctrl-names = "default"; 102 pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45>; 103 status = "okay"; 104}; 105 106&sdhost { 107 pinctrl-names = "default"; 108 pinctrl-0 = <&sdhost_gpio48>; 109 bus-width = <4>; 110 status = "okay"; 111}; 112 113&uart0 { 114 pinctrl-names = "default"; 115 pinctrl-0 = <&uart0_gpio14>; 116 status = "okay"; 117}; 118