* [PATCH 4/6] dt-bindings: iio: ad7949: Add cfg-readback option
@ 2019-05-01 19:17 Adam Michaelis
0 siblings, 0 replies; 2+ messages in thread
From: Adam Michaelis @ 2019-05-01 19:17 UTC (permalink / raw)
To: lars, michael.hennerich, jic23, knaack.h, pmeerw, linux-iio,
linux-kernel, robh+dt, mark.rutland, charles-antoine.couret,
devicetree
Cc: Brandon Maier, Clayton Shotwell
[-- Attachment #1: Type: text/plain, Size: 1462 bytes --]
>From 7bf834dd49844a4e785924a9b0ead37cb9cf83c6 Mon Sep 17 00:00:00 2001
From: Adam Michaelis <adam.michaelis@rockwellcollins.com>
Date: Thu, 25 Apr 2019 15:26:21 -0500
Subject: [PATCH 4/6] dt-bindings: iio: ad7949: Add cfg-readback option
Adding optional parameter to the ad7949 to indicate that the part should
be configured to include the configuration register value used when
acquiring the current sample value.
Signed-off-by: Adam Michaelis <adam.michaelis@rockwellcollins.com>
---
Documentation/devicetree/bindings/iio/adc/ad7949.txt | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/Documentation/devicetree/bindings/iio/adc/ad7949.txt
b/Documentation/devicetree/bindings/iio/adc/ad7949.txt
index 14ee9a2cb2a5..cd3572828243 100644
--- a/Documentation/devicetree/bindings/iio/adc/ad7949.txt
+++ b/Documentation/devicetree/bindings/iio/adc/ad7949.txt
@@ -18,6 +18,8 @@ Optional properties:
7: External reference, temperature sensor disabled, buffer enabled
- vref-supply: The regulator supply for ADC reference voltage. Required
if external reference selected by 'adi,reference-select'.
+ - adi,cfg-readback: If defined, set bit in configuration register to
+ read-back the configuration used for the current sample value.
Examples:
adc@0 {
@@ -32,3 +34,10 @@ adc@0 {
reg = <0>;
adi,reference-select = <0>;
};
+
+adc@0 {
+ compatible = "adi,ad7949";
+ reg = <0>;
+ adi,reference-select = <1>;
+ adi,cfg-readback;
+};
--
1.9.1
[-- Attachment #2: Type: text/html, Size: 2345 bytes --]
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [PATCH 4/6] dt-bindings: iio: ad7949: Add cfg-readback option
2019-05-01 21:16 [PATCH 1/6] iio: ad7949: Support internal Vref Adam Michaelis
@ 2019-05-01 21:17 ` Adam Michaelis
0 siblings, 0 replies; 2+ messages in thread
From: Adam Michaelis @ 2019-05-01 21:17 UTC (permalink / raw)
To: linux-iio
Cc: lars, michael.hennerich, jic23, knaack.h, pmeerw, robh+dt,
mark.rutland, charles-antoine.couret, devicetree, brandon.maier,
clayton.shotwell, Adam Michaelis
Adding optional parameter to the ad7949 to indicate that the part should
be configured to include the configuration register value used when
acquiring the current sample value.
Signed-off-by: Adam Michaelis <adam.michaelis@rockwellcollins.com>
---
Documentation/devicetree/bindings/iio/adc/ad7949.txt | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/Documentation/devicetree/bindings/iio/adc/ad7949.txt b/Documentation/devicetree/bindings/iio/adc/ad7949.txt
index 14ee9a2cb2a5..cd3572828243 100644
--- a/Documentation/devicetree/bindings/iio/adc/ad7949.txt
+++ b/Documentation/devicetree/bindings/iio/adc/ad7949.txt
@@ -18,6 +18,8 @@ Optional properties:
7: External reference, temperature sensor disabled, buffer enabled
- vref-supply: The regulator supply for ADC reference voltage. Required
if external reference selected by 'adi,reference-select'.
+ - adi,cfg-readback: If defined, set bit in configuration register to
+ read-back the configuration used for the current sample value.
Examples:
adc@0 {
@@ -32,3 +34,10 @@ adc@0 {
reg = <0>;
adi,reference-select = <0>;
};
+
+adc@0 {
+ compatible = "adi,ad7949";
+ reg = <0>;
+ adi,reference-select = <1>;
+ adi,cfg-readback;
+};
--
1.9.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
end of thread, other threads:[~2019-05-01 21:17 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-05-01 19:17 [PATCH 4/6] dt-bindings: iio: ad7949: Add cfg-readback option Adam Michaelis
2019-05-01 21:16 [PATCH 1/6] iio: ad7949: Support internal Vref Adam Michaelis
2019-05-01 21:17 ` [PATCH 4/6] dt-bindings: iio: ad7949: Add cfg-readback option Adam Michaelis
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.