dt-bindings: sy8824x: Document SY20276 support

SY20276 is an I2C-controlled adjustable voltage regulator made by
Silergy Corp. The differences between SY8824C and SY20276 are
different vsel_min, vsel_step, vsel_count and regs for mode/enable.

Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com>
Link: https://lore.kernel.org/r/20190827163650.47ed1213@xhacker.debian
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/Documentation/devicetree/bindings/regulator/sy8824x.txt b/Documentation/devicetree/bindings/regulator/sy8824x.txt
index 31fefa3..2860054 100644 (file)
--- a/Documentation/devicetree/bindings/regulator/sy8824x.txt
+++ b/Documentation/devicetree/bindings/regulator/sy8824x.txt
@@ -1,9 +1,10 @@
-SY8824C/SY8824E Voltage regulator
+SY8824C/SY8824E/SY20276 Voltage regulator
 
 Required properties:
 - compatible: Must be one of the following.
        "silergy,sy8824c"
        "silergy,sy8824e"
+       "silergy,sy20276"
 - reg: I2C slave address
 
 Any property defined as part of the core regulator binding, defined in