dts: update to v4.14-rc1

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 25 insertions, 0 deletions

diff --git a/dts/Bindings/mfd/retu.txt b/dts/Bindings/mfd/retu.txt
new file mode 100644
index 0000000000..876242394a
--- /dev/null
+++ b/dts/Bindings/mfd/retu.txt
@@ -0,0 +1,25 @@
+* Device tree bindings for Nokia Retu and Tahvo multi-function device
+
+Retu and Tahvo are a multi-function devices found on Nokia Internet
+Tablets (770, N800 and N810). The Retu chip provides watchdog timer
+and power button control functionalities while Tahvo chip provides
+USB transceiver functionality.
+
+Required properties:
+- compatible:		"nokia,retu" or "nokia,tahvo"
+- reg:			Specifies the CBUS slave address of the ASIC chip
+- interrupts: 		The interrupt line the device is connected to
+- interrupt-parent:	The parent interrupt controller
+
+Example:
+
+cbus0 {
+	compatible = "i2c-cbus-gpio";
+	...
+	retu: retu@1 {
+		compatible = "nokia,retu";
+		interrupt-parent = <&gpio4>;
+		interrupts = <12 IRQ_TYPE_EDGE_RISING>;
+		reg = <0x1>;
+	};
+};