From: Rodrigo Alencar <[email protected]>

Add supplies for VDD, VLOGIC and VREF input voltage pins. The vcc-supply
property is deprecated. Certain devices require vref-supply to be
available once an internal reference voltage is absent. Still, this patch
does not add those as 'required' so that the ABI is not broken.

Signed-off-by: Rodrigo Alencar <[email protected]>
---
 .../devicetree/bindings/iio/dac/adi,ad5696.yaml     | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/iio/dac/adi,ad5696.yaml 
b/Documentation/devicetree/bindings/iio/dac/adi,ad5696.yaml
index f286e5072abc..21b80fe597d1 100644
--- a/Documentation/devicetree/bindings/iio/dac/adi,ad5696.yaml
+++ b/Documentation/devicetree/bindings/iio/dac/adi,ad5696.yaml
@@ -38,9 +38,22 @@ properties:
   reg:
     maxItems: 1
 
+  vdd-supply:
+    description: Input power supply.
+
+  vlogic-supply:
+    description:
+      Digital power supply. If not supplied, it is assumed to be the same as
+      vdd-supply. VLOGIC may be hardwired to VDD in some board designs or
+      internally connected in small packages.
+
+  vref-supply:
+    description:
+      Reference voltage supply. If not supplied the internal reference is used.
+
   vcc-supply:
-    description: |
-      The regulator supply for DAC reference voltage.
+    deprecated: true
+    description: Use vref-supply instead.
 
   reset-gpios:
     description: Active-low RESET pin to reset the device.
@@ -88,7 +101,9 @@ examples:
       ad5696: dac@0 {
         compatible = "adi,ad5696";
         reg = <0>;
-        vcc-supply = <&dac_vref>;
+        vdd-supply = <&dac_vdd>;
+        vlogic-supply = <&dac_vlogic>;
+        vref-supply = <&dac_vref>;
         ldac-gpios = <&gpio0 1 GPIO_ACTIVE_LOW>;
       };
     };

-- 
2.43.0



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