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&pwm { 95 pinctrl-names = "default"; 96 pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45>; 97 status = "okay"; 98}; 99 100&uart0 { 101 pinctrl-names = "default"; 102 pinctrl-0 = <&uart0_gpio14>; 103 status = "okay"; 104}; 105