This allows adding devices for which the firmware exposes control interface via the mailbox. An example of such device is the GPIO expander. Signed-off-by: Baruch Siach <baruch@xxxxxxxxxx> --- v4: New patch in this series --- arch/arm/boot/dts/bcm2835-rpi.dtsi | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/bcm2835-rpi.dtsi b/arch/arm/boot/dts/bcm2835-rpi.dtsi index e36c392a2b8f..0198bd46ef7c 100644 --- a/arch/arm/boot/dts/bcm2835-rpi.dtsi +++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi @@ -18,7 +18,9 @@ soc { firmware: firmware { - compatible = "raspberrypi,bcm2835-firmware"; + compatible = "raspberrypi,bcm2835-firmware", "simple-bus"; + #address-cells = <0>; + #size-cells = <0>; mboxes = <&mailbox>; }; -- 2.15.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html