From b3a4218081e5fd1ed1117e33257abcf5252c3bcf Mon Sep 17 00:00:00 2001
From: David Lechner <dlechner@baylibre.com>
Date: Wed, 11 Oct 2023 17:07:43 -0500
Subject: [PATCH] dt-bindings: iio: adc: adi,pulsar: add ad7944, ad7985, ad7986

This adds compatible strings for the AD7944, AD7985, and AD7986 chips.

Signed-off-by: David Lechner <dlechner@baylibre.com>
---
 .../bindings/iio/adc/adi,pulsar.yaml          | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/Documentation/devicetree/bindings/iio/adc/adi,pulsar.yaml b/Documentation/devicetree/bindings/iio/adc/adi,pulsar.yaml
index f8161f6c303e35..7a2d54af5326eb 100644
--- a/Documentation/devicetree/bindings/iio/adc/adi,pulsar.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/adi,pulsar.yaml
@@ -13,11 +13,14 @@ description: |
   Analog Devices PulSAR family Analog to Digital Converters with SPI support
     https://www.analog.com/en/products/ad7988-5.html
     https://www.analog.com/en/products/ad7988-1.html
+    https://www.analog.com/en/products/ad7986.html
+    https://www.analog.com/en/products/ad7985.html
     https://www.analog.com/en/products/ad7984.html
     https://www.analog.com/en/products/ad7983.html
     https://www.analog.com/en/products/ad7982.html
     https://www.analog.com/en/products/ad7980.html
     https://www.analog.com/en/products/ad7949.html
+    https://www.analog.com/en/products/ad7944.html
     https://www.analog.com/en/products/ad7946.html
     https://www.analog.com/en/products/ad7942.html
     https://www.analog.com/en/products/ad7699.html
@@ -45,12 +48,15 @@ properties:
     enum:
       - adi,pulsar,ad7988-5
       - adi,pulsar,ad7988-1
+      - adi,pulsar,ad7986
+      - adi,pulsar,ad7985
       - adi,pulsar,ad7984
       - adi,pulsar,ad7983
       - adi,pulsar,ad7982
       - adi,pulsar,ad7980
       - adi,pulsar,ad7949
       - adi,pulsar,ad7946
+      - adi,pulsar,ad7944
       - adi,pulsar,ad7942
       - adi,pulsar,ad7699
       - adi,pulsar,ad7693
@@ -104,6 +110,12 @@ properties:
   vref-supply:
     description: Voltage regulator for the reference voltage.
 
+  turbo-gpios:
+    maxItems: 1
+    description:
+      GPIO used to enable the turbo mode. This mode is used to increase the
+      sampling rate of the ADC at the expense of power consumption.
+
 patternProperties:
   "^channel@([0-8])$":
     type: object
@@ -165,6 +177,18 @@ allOf:
           required:
             - adi,single-channel
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - adi,pulsar,ad7986
+              - adi,pulsar,ad7985
+              - adi,pulsar,ad7944
+    then:
+      required:
+        - turbo-gpios
+
 required:
   - compatible
   - reg