Arm PrimeCell GPIO (PL061) driver

Driver implementation for the PL061 GPIO peripheral.

Implemented features

• Configuring pins as inputs or outputs.
• Read and writing pins, individually or together.
• Configuring interrupts for pins, and reading interrupt status.
• Reading peripheral ID registers.

Feature flags

• embedded-hal: Adds implementations of embedded-hal traits for Pin. This is enabled by default.

License

The project is MIT and Apache-2.0 dual licensed, see LICENSE-Apache-2.0 and LICENSE-MIT.

Maintainers

arm-pl061 is a trustedfirmware.org maintained project. All contributions are ultimately merged by the maintainers listed below.

• Bálint Dobszay balint.dobszay@arm.com balint-dobszay-arm
• Imre Kis imre.kis@arm.com imre-kis-arm
• Sandrine Afsa sandrine.afsa@arm.com sandrine-bailleux-arm
• Andrew Walbran qwandor@google.com qwandor
• Jeremi Miller jeremimiller@google.com jrm224

Contributing

Please follow the directions of the Trusted Firmware Processes

Contributions are handled through review.trustedfirmware.org.

Arm trademark notice

Arm is a registered trademark of Arm Limited (or its subsidiaries or affiliates).

This project uses some of the Arm product, service or technology trademarks, as listed in the Trademark List, in accordance with the Arm Trademark Use Guidelines.

Subsequent uses of these trademarks throughout this repository do not need to be prefixed with the Arm word trademark.

Copyright The arm-pl061 Contributors.