DT: leds: Add binding for the ISSI IS31FL32xx family of LED controllers

This adds a binding description for the is31fl3236/35/18/16 I2C LED
controllers.

Signed-off-by: David Rivshin <drivshin@allworx.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
1 file changed