linux-kernel - [PATCH 1/2] dt-bindings: iio: adc: imx93: Add calibration properties

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20250710073905.1105417-2-primoz.fiser@norik.com>
Date: Thu, 10 Jul 2025 09:39:03 +0200
From: Primoz Fiser <primoz.fiser@...ik.com>
To: Haibo Chen <haibo.chen@....com>,
	Jonathan Cameron <jic23@...nel.org>,
	David Lechner <dlechner@...libre.com>,
	Nuno Sa <nuno.sa@...log.com>,
	Andy Shevchenko <andy@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>
Cc: linux-iio@...r.kernel.org,
	imx@...ts.linux.dev,
	devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	upstream@...ts.phytec.de,
	andrej.picej@...ik.com
Subject: [PATCH 1/2] dt-bindings: iio: adc: imx93: Add calibration properties

From: Andrej Picej <andrej.picej@...ik.com>

Document i.MX93 ADC calibration properties and how to set them.

Signed-off-by: Andrej Picej <andrej.picej@...ik.com>
Signed-off-by: Primoz Fiser <primoz.fiser@...ik.com>
---
 .../bindings/iio/adc/nxp,imx93-adc.yaml       | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml b/Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml
index c2e5ff418920..d1c04cf85fe6 100644
--- a/Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml
@@ -52,6 +52,27 @@ properties:
   "#io-channel-cells":
     const: 1
 
+  nxp,calib-avg-en:
+    default: 1
+    description:
+      Enable or disable calibration averaging function (AVGEN).
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [ 0, 1 ]
+
+  nxp,calib-nr-samples:
+    default: 512
+    description:
+      Selects number of samples (NRSMPL) to be used during calibration.
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [ 16, 32, 128, 512 ]
+
+  nxp,calib-t-sample:
+    default: 22
+    description:
+      Selects sample time (TSAMP) of calibration conversions in ADC clock cycles
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [ 8, 16, 22, 32 ]
+
 required:
   - compatible
   - reg
-- 
2.34.1