usb: typec: ucsi: add PMIC Glink UCSI driver

Browse source

Introduce the UCSI PMIC Glink aux driver that communicates
with the aDSP firmware with the UCSI protocol which handles
the USB-C Port(s) Power Delivery.

The UCSI messaging is necessary on newer Qualcomm SoCs to
provide USB role switch and altmode notifications.

Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230130-topic-sm8450-upstream-pmic-glink-v5-1-552f3b721f9e@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

This commit is contained in:

Neil Armstrong 2023-03-21 14:21:41 +01:00 • committed by Greg Kroah-Hartman

parent 17eb819080

commit 62b5412b1f

3 changed files with 356 additions and 0 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

10

drivers/usb/typec/ucsi/Kconfig

View file

1

drivers/usb/typec/ucsi/Makefile

View file

345

drivers/usb/typec/ucsi/ucsi_glink.c

View file