1/dts-v1/; 2#include "bcm2835.dtsi" 3#include "bcm2835-rpi.dtsi" 4#include "bcm283x-rpi-usb-host.dtsi" 5 6/ { 7 compatible = "raspberrypi,model-a", "brcm,bcm2835"; 8 model = "Raspberry Pi Model A"; 9 10 leds { 11 act { 12 gpios = <&gpio 16 1>; 13 }; 14 }; 15}; 16 17&gpio { 18 /* 19 * Taken from Raspberry-Pi-Rev-1.0-Model-AB-Schematics.pdf 20 * RPI00021 sheet 02 21 * 22 * Legend: 23 * "NC" = not connected (no rail from the SoC) 24 * "FOO" = GPIO line named "FOO" on the schematic 25 * "FOO_N" = GPIO line named "FOO" on schematic, active low 26 */ 27 gpio-line-names = "SDA0", 28 "SCL0", 29 "SDA1", 30 "SCL1", 31 "GPIO_GCLK", 32 "CAM_GPIO1", 33 "LAN_RUN", 34 "SPI_CE1_N", 35 "SPI_CE0_N", 36 "SPI_MISO", 37 "SPI_MOSI", 38 "SPI_SCLK", 39 "NC", /* GPIO12 */ 40 "NC", /* GPIO13 */ 41 /* Serial port */ 42 "TXD0", 43 "RXD0", 44 "STATUS_LED_N", 45 "GPIO17", 46 "GPIO18", 47 "NC", /* GPIO19 */ 48 "NC", /* GPIO20 */ 49 "GPIO21", 50 "GPIO22", 51 "GPIO23", 52 "GPIO24", 53 "GPIO25", 54 "NC", /* GPIO26 */ 55 "CAM_GPIO0", 56 /* Binary number representing build/revision */ 57 "CONFIG0", 58 "CONFIG1", 59 "CONFIG2", 60 "CONFIG3", 61 "NC", /* GPIO32 */ 62 "NC", /* GPIO33 */ 63 "NC", /* GPIO34 */ 64 "NC", /* GPIO35 */ 65 "NC", /* GPIO36 */ 66 "NC", /* GPIO37 */ 67 "NC", /* GPIO38 */ 68 "NC", /* GPIO39 */ 69 "PWM0_OUT", 70 "NC", /* GPIO41 */ 71 "NC", /* GPIO42 */ 72 "NC", /* GPIO43 */ 73 "NC", /* GPIO44 */ 74 "PWM1_OUT", 75 "HDMI_HPD_P", 76 "SD_CARD_DET", 77 /* Used by SD Card */ 78 "SD_CLK_R", 79 "SD_CMD_R", 80 "SD_DATA0_R", 81 "SD_DATA1_R", 82 "SD_DATA2_R", 83 "SD_DATA3_R"; 84 85 pinctrl-0 = <&gpioout &alt0 &i2s_alt2>; 86 87 /* I2S interface */ 88 i2s_alt2: i2s_alt2 { 89 brcm,pins = <28 29 30 31>; 90 brcm,function = <BCM2835_FSEL_ALT2>; 91 }; 92}; 93 94&hdmi { 95 hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>; 96}; 97 98&uart0 { 99 pinctrl-names = "default"; 100 pinctrl-0 = <&uart0_gpio14>; 101 status = "okay"; 102}; 103