[PATCH 0/6] staging: bcm2835-firmware-gpio: Initial staging commit

Stefan Wahren stefan.wahren at i2se.com
Fri Mar 17 09:31:20 PDT 2017

Hi Michael,

Am 17.03.2017 um 16:22 schrieb Michael Zoran:
> The firmware now has a mailbox API for performing generalized gpio through
> the firmware.  This driver builds upon a driver written by Dave Stevenson
> that was written specifically for the expander on the RPI 3, but I have
> generalized for generic GPIO through the firmware.
> With this change I was able to test VC4 on a RPI 3 running in arm64 with
> a pure mainline tree from the staging branch.
> The firmware gpio numbers are currently documented at:
> https://github.com/raspberrypi/firmware/blob/master/extra/dt-blob.dts

could you please explain why this driver should go to staging?

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