dt-bindings: rtc: sd3078: add device tree documentation

The devicetree documentation for the SD3078 device tree.

Signed-off-by: Dianlong Li <long17.cool@163.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

diff --git a/Documentation/devicetree/bindings/rtc/rtc.txt b/Documentation/devicetree/bindings/rtc/rtc.txt
index 7c8da6926095b81b3d65f620c80de4319353eba5..e46edab31403b0e36e2212816bd60632b8a7f6cc 100644 (file)
--- a/Documentation/devicetree/bindings/rtc/rtc.txt
+++ b/Documentation/devicetree/bindings/rtc/rtc.txt
@@ -62,3 +62,4 @@ ricoh,rs5c372b                I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC
 ricoh,rv5c386          I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC
 ricoh,rv5c387a         I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC
 sii,s35390a            2-wire CMOS real-time clock
+whwave,sd3078          I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC