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| author | Dave Stevenson | 2018-02-20 13:19:33 +0100 |
|---|---|---|
| committer | Linus Walleij | 2018-02-22 13:49:59 +0100 |
| commit | a98d90e7d588045716c3c85d63f93dc3f15a079b (patch) | |
| tree | fdcbbb4d27016e66dd110bae326d8ee1cff5ac95 /drivers/hwtracing | |
| parent | dt-bindings: gpio: add raspberry pi GPIO expander binding (diff) | |
| download | kernel-qcow2-linux-a98d90e7d588045716c3c85d63f93dc3f15a079b.tar.gz kernel-qcow2-linux-a98d90e7d588045716c3c85d63f93dc3f15a079b.tar.xz kernel-qcow2-linux-a98d90e7d588045716c3c85d63f93dc3f15a079b.zip | |
gpio: raspberrypi-exp: Driver for RPi3 GPIO expander via mailbox service
Pi3 and Compute Module 3 have a GPIO expander that the
VPU communicates with.
There is a mailbox service that now allows control of this
expander, so add a kernel driver that can make use of it.
Reviewed-by: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/hwtracing')
0 files changed, 0 insertions, 0 deletions