linux-kernel - [PATCH 1/2] dt-bindings: iio: adc: Introduce ADS7138

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Message-ID:
 <BE1P281MB24207662EAC941780807F88BEF5A2@BE1P281MB2420.DEUP281.PROD.OUTLOOK.COM>
Date: Wed, 13 Nov 2024 14:41:08 +0000
From: "Sperling, Tobias" <Tobias.Sperling@...ting.com>
To: "linux-iio@...r.kernel.org" <linux-iio@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC: "jic23@...nel.org" <jic23@...nel.org>, "lars@...afoo.de"
	<lars@...afoo.de>, "robh@...nel.org" <robh@...nel.org>, "krzk+dt@...nel.org"
	<krzk+dt@...nel.org>, "conor+dt@...nel.org" <conor+dt@...nel.org>, "Sperling,
 Tobias" <Tobias.Sperling@...ting.com>
Subject: [PATCH 1/2] dt-bindings: iio: adc: Introduce ADS7138

>From 6a06973e1023ca6a128c8d426b4c87887117c084 Mon Sep 17 00:00:00 2001
From: Tobias Sperling <tobias.sperling@...ting.com>
Date: Wed, 13 Nov 2024 14:52:49 +0100
Subject: [PATCH 1/2] dt-bindings: iio: adc: Introduce ADS7138

Add documentation for the driver of ADS7128 and ADS7138 12-bit, 8-channel
analog-to-digital converters. These ADCs have a wide operating range and
a wide feature set. Communication is based on the I2C interface.

Signed-off-by: Tobias Sperling <tobias.sperling@...ting.com>
---
 .../bindings/iio/adc/ti,ads7138.yaml          | 60 +++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/adc/ti,ads7138.yaml

diff --git a/Documentation/devicetree/bindings/iio/adc/ti,ads7138.yaml b/Documentation/devicetree/bindings/iio/adc/ti,ads7138.yaml
new file mode 100644
index 000000000000..c70ad5747828
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/adc/ti,ads7138.yaml
@@ -0,0 +1,60 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/adc/ti,ads7138.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Texas Instruments ADS7128/ADS7138 Analog to Digital Converter (ADC)
+
+maintainers:
+  - Tobias Sperling <tobias.sperling@...ting.com>
+
+description: |
+  The ADS7128 is 12-Bit, 8-Channel Sampling Analog to Digital Converter (ADC)
+  with an I2C interface.
+
+  Datasheets:
+    https://www.ti.com/product/ADS7128
+    https://www.ti.com/product/ADS7138
+
+properties:
+  compatible:
+    enum:
+      - ti,ads7128
+      - ti,ads7138
+
+  reg:
+    maxItems: 1
+
+  avdd-supply:
+    description:
+      The regulator used as analog supply voltage as well as reference voltage.
+
+  interrupts:
+    description:
+      Interrupt on ALERT pin, triggers on low level.
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - avdd-supply
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        adc@10 {
+            compatible = "ti,ads7138";
+            reg = <0x10>;
+            avdd-supply = <&reg_stb_3v3>;
+            interrupt-parent = <&gpio2>;
+            interrupts = <12 IRQ_TYPE_LEVEL_LOW>;
+        };
+    };
+...
-- 
2.34.1