linux-kernel - [PATCH 2/2] dt-bindings: iio: hmc425a: add entry for HMC540S

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Message-ID: <20230816110906.144540-2-ana-maria.cusco@analog.com>
Date:   Wed, 16 Aug 2023 14:09:06 +0300
From:   Ana-Maria Cusco <ana-maria.cusco@...log.com>
To:     <ana-maria.cusco@...log.com>
CC:     Lars-Peter Clausen <lars@...afoo.de>,
        Michael Hennerich <Michael.Hennerich@...log.com>,
        Jonathan Cameron <jic23@...nel.org>,
        "Rob Herring" <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        <linux-iio@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH 2/2]  dt-bindings: iio: hmc425a: add entry for HMC540S

Added support for HMC540SLP3E broadband 4-bit Silicon IC digital
attenuator with a 15 dB control range and wide frequency coverage
(0.1 to 8 GHz).

Signed-off-by: Ana-Maria Cusco <ana-maria.cusco@...log.com>
---
 .../bindings/iio/amplifiers/adi,hmc425a.yaml         | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/iio/amplifiers/adi,hmc425a.yaml b/Documentation/devicetree/bindings/iio/amplifiers/adi,hmc425a.yaml
index 9fda56fa49c3..2ee6080deac7 100644
--- a/Documentation/devicetree/bindings/iio/amplifiers/adi,hmc425a.yaml
+++ b/Documentation/devicetree/bindings/iio/amplifiers/adi,hmc425a.yaml
@@ -4,20 +4,26 @@
 $id: http://devicetree.org/schemas/iio/amplifiers/adi,hmc425a.yaml#
 $schema: http://devicetree.org/meta-schemas/core.yaml#
 
-title: HMC425A 6-bit Digital Step Attenuator
+title: Analog Devices HMC425A and similar Digital Step Attenuators
 
 maintainers:
   - Michael Hennerich <michael.hennerich@...log.com>
 
 description: |
-  Digital Step Attenuator IIO device with gpio interface.
+  Digital Step Attenuator IIO devices with gpio interface.
+  Offer various frequency and attenuation ranges.
   HMC425A 0.5 dB LSB GaAs MMIC 6-BIT DIGITAL POSITIVE CONTROL ATTENUATOR, 2.2 - 8.0 GHz
-  https://www.analog.com/media/en/technical-documentation/data-sheets/hmc425A.pdf
+    https://www.analog.com/media/en/technical-documentation/data-sheets/hmc425A.pdf
+
+  HMC540S 1 dB LSB Silicon MMIC 4-Bit Digital Positive Control Attenuator, 0.1 - 8 GHz
+    https://www.analog.com/media/en/technical-documentation/data-sheets/hmc540s.pdf
+
 
 properties:
   compatible:
     enum:
       - adi,hmc425a
+      - adi,hmc540s
 
   vcc-supply: true
 
-- 
2.34.1