1d9aa24b65
This adds the devicetree bindings for the LM3692x I2C LED string driver. Acked-by: Pavel Machek <pavel@ucw.cz> Signed-off-by: Dan Murphy <dmurphy@ti.com> Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
50 lines
1.2 KiB
Plaintext
50 lines
1.2 KiB
Plaintext
* Texas Instruments - LM3692x Highly Efficient White LED Driver
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The LM3692x is an ultra-compact, highly efficient,
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white-LED driver designed for LCD display backlighting.
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The main difference between the LM36922 and LM36923 is the number of
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LED strings it supports. The LM36922 supports two strings while the LM36923
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supports three strings.
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Required properties:
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- compatible:
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"ti,lm36922"
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"ti,lm36923"
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- reg : I2C slave address
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- #address-cells : 1
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- #size-cells : 0
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Optional properties:
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- enable-gpios : gpio pin to enable/disable the device.
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- vled-supply : LED supply
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Required child properties:
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- reg : 0
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Optional child properties:
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- label : see Documentation/devicetree/bindings/leds/common.txt
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- linux,default-trigger :
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see Documentation/devicetree/bindings/leds/common.txt
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Example:
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led-controller@36 {
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compatible = "ti,lm3692x";
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reg = <0x36>;
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#address-cells = <1>;
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#size-cells = <0>;
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enable-gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>;
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vled-supply = <&vbatt>;
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led@0 {
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reg = <0>;
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label = "white:backlight_cluster";
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linux,default-trigger = "backlight";
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};
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}
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For more product information please see the link below:
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http://www.ti.com/lit/ds/snvsa29/snvsa29.pdf
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