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raspberrypi,pico-header

Vendor: Raspberry Pi Foundation

Description

GPIO pins exposed on Raspberry Pi Pico headers.

The Raspberry Pi Pico layout provides 2 columns of 20 pins headers

This binding provides a nexus mapping for the default 26 pins as depicted below:

    0  GPIO0/UART0_TX      VBUS            -
    1  GPIO1/UART0_RX      VSYS            -
    -  GND                 GND             -
    2  GPIO2               3V3_EN          -
    3  GPIO3               3V3_OUT         -
    4  GPIO4/I2C0_SDA      ADC_VREF        -
    5  GPIO5/I2C0_SCL      GPIO28/ADC2     28
    -  GND                 GND             -
    6  GPIO6               GPIO27/ADC1     27
    7  GPIO7               GPIO26/ADC0     26
    8  GPIO8               RUN             -
    9  GPIO9               GPIO22          22
    -  GND                 GND             -
    10 GPIO10              GPIO21          21
    11 GPIO11              GPIO20          20
    12 GPIO12              GPIO19/SPI0_TX  19
    13 GPIO13              GPIO18/SPI0_SCK 18
    -  GND                 GND             -
    14 GPIO14              GPIO17/SPI0_CSn 17
    15 GPIO15              GPIO16/SPI0_RX  16

Properties

Properties not inherited from the base binding file.

Name

Type

Details

gpio-map

compound

This property is required.

gpio-map-mask

compound

gpio-map-pass-thru

compound

#gpio-cells

int

Number of items to expect in a GPIO specifier

This property is required.