Update the bindings documentation for ltc2497 to include the ltc2499.

Signed-off-by: Ciprian Regus <ciprian.regus@analog.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
 changes in V3:
  - moved the MAINTAINERS entry in another patch.
 .../devicetree/bindings/iio/adc/lltc,ltc2497.yaml         | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/iio/adc/lltc,ltc2497.yaml b/Documentation/devicetree/bindings/iio/adc/lltc,ltc2497.yaml
index c1772b568cd1..875f394576c2 100644
--- a/Documentation/devicetree/bindings/iio/adc/lltc,ltc2497.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/lltc,ltc2497.yaml
@@ -13,10 +13,14 @@ description: |
   16bit ADC supporting up to 16 single ended or 8 differential inputs.
   I2C interface.
 
+  https://www.analog.com/media/en/technical-documentation/data-sheets/2497fb.pdf
+  https://www.analog.com/media/en/technical-documentation/data-sheets/2499fe.pdf
+
 properties:
   compatible:
-    const:
-      lltc,ltc2497
+    enum:
+      - lltc,ltc2497
+      - lltc,ltc2499
 
   reg: true
   vref-supply: true
-- 
2.30.2