In some systems, such as Baseboard Management Controllers (BMCs), we
want to retain the state of LEDs across a reboot of the BMC (whilst the
host remains up). Implement support for the retain-state-shutdown
devicetree property in leds-gpio.
Signed-off-by: NAndrew Jeffery <andrew@aj.id.au>
Acked-by: NPavel Machek <pavel@ucw.cz>
Tested-by: NBrandon Wyman <bjwyman@gmail.com>
Signed-off-by: NJacek Anaszewski <jacek.anaszewski@gmail.com>