linux-kernel - [PATCH 2/2] dt-bindings: iio: light: add veml6030 ALS bindings

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Date:   Wed, 18 Sep 2019 08:39:17 +0530
From:   Rishi Gupta <gupt21@...il.com>
To:     jic23@...nel.org
Cc:     knaack.h@....de, lars@...afoo.de, pmeerw@...erw.net,
        gregkh@...uxfoundation.org, tglx@...utronix.de,
        allison@...utok.net, alexios.zavras@...el.com, angus@...ea.ca,
        linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
        Rishi Gupta <gupt21@...il.com>
Subject: [PATCH 2/2] dt-bindings: iio: light: add veml6030 ALS bindings

This commit adds device tree bindings for veml6030 ambient
light sensor.

Signed-off-by: Rishi Gupta <gupt21@...il.com>
---
 .../devicetree/bindings/iio/light/veml6030.yaml    | 62 ++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/light/veml6030.yaml

diff --git a/Documentation/devicetree/bindings/iio/light/veml6030.yaml b/Documentation/devicetree/bindings/iio/light/veml6030.yaml
new file mode 100644
index 0000000..d92684a
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/light/veml6030.yaml
@@ -0,0 +1,62 @@
+# SPDX-License-Identifier: GPL-2.0+
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/light/veml6030.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: VEML6030 Ambient Light Sensor (ALS)
+
+maintainers:
+  - Rishi Gupta <gupt21@...il.com>
+
+description: |
+  Bindings for the ambient light sensor veml6030 from Vishay
+  Semiconductors over an i2c interface.
+
+  Irrespective of whether interrupt is used or not, application
+  can get the ALS and White channel reading from IIO raw interface.
+
+  If the interrupts is used, application will receive an IIO event
+  whenever configured threshold is crossed.
+
+  Specifications about the sensor can be found at:
+    https://www.vishay.com/docs/84366/veml6030.pdf
+
+properties:
+  compatible:
+    enum:
+      - vishay,veml6030
+
+  reg:
+    description:
+      I2C address of the device. If the ADDR pin on veml6030
+      is pulled up, this address is 0x48. If the ADDR pin is
+      pulled down, this address is 0x10.
+    maxItems: 1
+
+  interrupts:
+    description:
+      interrupt mapping for IRQ. Configure with IRQ_TYPE_LEVEL_LOW.
+      Refer to interrupt-controller/interrupts.txt for generic
+      interrupt client node bindings.
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        light-sensor@10 {
+                compatible = "vishay,veml6030";
+                reg = <0x10>;
+                interrupts = <12 IRQ_TYPE_LEVEL_LOW>;
+        };
+    };
+...
-- 
2.7.4