[RESEND v3 1/1] dt-bindings: trivial-devices: Add compatible string synaptics,synaptics_i2c

[Frank Li]

Add compatible string synaptics,synaptics_i2c for synaptics touch pad. It
match existed driver drivers/input/mouse/synaptics_i2c.c.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
---
Resend v3 include Krzysztof Kozlowski's review tag

change in v3
- fix order in vendor-prefixes
change in v2
- update vendor-prefixes
---
 Documentation/devicetree/bindings/trivial-devices.yaml | 2 ++
 Documentation/devicetree/bindings/vendor-prefixes.yaml | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/trivial-devices.yaml b/Documentation/devicetree/bindings/trivial-devices.yaml
index f3dd18681aa6f..8db4596c616b9 100644
--- a/Documentation/devicetree/bindings/trivial-devices.yaml
+++ b/Documentation/devicetree/bindings/trivial-devices.yaml
@@ -395,6 +395,8 @@ properties:
           - sparkfun,qwiic-joystick
             # Sierra Wireless mangOH Green SPI IoT interface
           - swir,mangoh-iotport-spi
+            # Synaptics I2C touchpad
+          - synaptics,synaptics_i2c
             # Ambient Light Sensor with SMBUS/Two Wire Serial Interface
           - taos,tsl2550
             # Digital PWM System Controller PMBus
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
index 77160cd47f540..1809601004f90 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -1510,6 +1510,9 @@ patternProperties:
     description: Sierra Wireless
   "^syna,.*":
     description: Synaptics Inc.
+  "^synaptics,.*":
+    description: Synaptics Inc.
+    deprecated: true
   "^synology,.*":
     description: Synology, Inc.
   "^synopsys,.*":
-- 
2.34.1