reset: Add Raspberry Pi 4 firmware reset controller
authorNicolas Saenz Julienne <nsaenzjulienne@suse.de>
Mon, 29 Jun 2020 16:37:23 +0000 (18:37 +0200)
committerMatthias Brugger <mbrugger@suse.com>
Fri, 10 Jul 2020 09:49:28 +0000 (11:49 +0200)
commitf676eb217bdff3bd734a42c8f9bbc58c9100055c
tree584bcadc09aa5b2fbb27f5f432401fd9bc1b9ad4
parentd774da08dcd6277d4b24092ccde9ba536504a7a8
reset: Add Raspberry Pi 4 firmware reset controller

Raspberry Pi 4's co-processor controls some of the board's HW
initialization process, but it's up to Linux to trigger it when
relevant. Introduce a reset controller capable of interfacing with
RPi4's co-processor that models these firmware initialization routines as
reset lines.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Signed-off-by: Matthias Brugger <mbrugger@suse.com>
drivers/reset/Kconfig
drivers/reset/Makefile
drivers/reset/reset-raspberrypi.c [new file with mode: 0644]
include/dt-bindings/reset/raspberrypi,firmware-reset.h [new file with mode: 0644]