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 memory@0 { 13 device_type = "memory"; 14 reg = <0 0x10000000>; 15 }; 16 17 leds { 18 act { 19 gpios = <&gpio 16 GPIO_ACTIVE_LOW>; 20 }; 21 }; 22}; 23 24&gpio { 25 /* 26 * Taken from Raspberry-Pi-Rev-1.0-Model-AB-Schematics.pdf 27 * RPI00021 sheet 02 28 * 29 * Legend: 30 * "NC" = not connected (no rail from the SoC) 31 * "FOO" = GPIO line named "FOO" on the schematic 32 * "FOO_N" = GPIO line named "FOO" on schematic, active low 33 */ 34 gpio-line-names = "SDA0", 35 "SCL0", 36 "SDA1", 37 "SCL1", 38 "GPIO_GCLK", 39 "CAM_GPIO1", 40 "LAN_RUN", 41 "SPI_CE1_N", 42 "SPI_CE0_N", 43 "SPI_MISO", 44 "SPI_MOSI", 45 "SPI_SCLK", 46 "NC", /* GPIO12 */ 47 "NC", /* GPIO13 */ 48 /* Serial port */ 49 "TXD0", 50 "RXD0", 51 "STATUS_LED_N", 52 "GPIO17", 53 "GPIO18", 54 "NC", /* GPIO19 */ 55 "NC", /* GPIO20 */ 56 "GPIO21", 57 "GPIO22", 58 "GPIO23", 59 "GPIO24", 60 "GPIO25", 61 "NC", /* GPIO26 */ 62 "CAM_GPIO0", 63 /* Binary number representing build/revision */ 64 "CONFIG0", 65 "CONFIG1", 66 "CONFIG2", 67 "CONFIG3", 68 "NC", /* GPIO32 */ 69 "NC", /* GPIO33 */ 70 "NC", /* GPIO34 */ 71 "NC", /* GPIO35 */ 72 "NC", /* GPIO36 */ 73 "NC", /* GPIO37 */ 74 "NC", /* GPIO38 */ 75 "NC", /* GPIO39 */ 76 "PWM0_OUT", 77 "NC", /* GPIO41 */ 78 "NC", /* GPIO42 */ 79 "NC", /* GPIO43 */ 80 "NC", /* GPIO44 */ 81 "PWM1_OUT", 82 "HDMI_HPD_P", 83 "SD_CARD_DET", 84 /* Used by SD Card */ 85 "SD_CLK_R", 86 "SD_CMD_R", 87 "SD_DATA0_R", 88 "SD_DATA1_R", 89 "SD_DATA2_R", 90 "SD_DATA3_R"; 91 92 pinctrl-0 = <&gpioout &alt0>; 93}; 94 95&hdmi { 96 hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>; 97 power-domains = <&power RPI_POWER_DOMAIN_HDMI>; 98 status = "okay"; 99}; 100 101&pwm { 102 pinctrl-names = "default"; 103 pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45>; 104 status = "okay"; 105}; 106 107&sdhost { 108 pinctrl-names = "default"; 109 pinctrl-0 = <&sdhost_gpio48>; 110 bus-width = <4>; 111 status = "okay"; 112}; 113 114&uart0 { 115 pinctrl-names = "default"; 116 pinctrl-0 = <&uart0_gpio14>; 117 status = "okay"; 118}; 119