| Message ID | 20171204184107.682-1-dmurphy@ti.com |
|---|---|
| State | Superseded |
| Headers | show |
| Series | [v7,1/2] dt: bindings: lm3692x: Add bindings for lm3692x LED driver | expand |
On 12/04/2017 12:41 PM, Dan Murphy wrote: > 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> > --- > > v7 - No changes - https://patchwork.kernel.org/patch/10087475/ > v6 - No changes -https://patchwork.kernel.org/patch/10085567/ > v5 - No Changes - https://patchwork.kernel.org/patch/10081071/ > v4 - Fix example node, added trigger entry, removed ambiguous x for compatible and > added common.txt pointer for label - https://patchwork.kernel.org/patch/10060107 > v3 - No changes > v2 - No changes - https://patchwork.kernel.org/patch/10056677/ > > .../devicetree/bindings/leds/leds-lm3692x.txt | 39 ++++++++++++++++++++++ > 1 file changed, 39 insertions(+) > create mode 100644 Documentation/devicetree/bindings/leds/leds-lm3692x.txt > > diff --git a/Documentation/devicetree/bindings/leds/leds-lm3692x.txt b/Documentation/devicetree/bindings/leds/leds-lm3692x.txt > new file mode 100644 > index 000000000000..c259cde2226f > --- /dev/null > +++ b/Documentation/devicetree/bindings/leds/leds-lm3692x.txt > @@ -0,0 +1,39 @@ > +* Texas Instruments - LM3692x Highly Efficient White LED Driver > + > +The LM3692x is an ultra-compact, highly efficient, > +white-LED driver designed for LCD display backlighting. > + > +The main difference between the LM36922 and LM36923 is the number of > +LED strings it supports. The LM36922 supports two strings while the LM36923 > +supports three strings. > + > +Required properties: > + - compatible: > + "ti,lm36922" > + "ti,lm36923" > + - reg : I2C slave address > + > +Optional properties: > + - label : see Documentation/devicetree/bindings/leds/common.txt > + - enable-gpios : gpio pin to enable/disable the device. > + - vled-supply : LED supply > + - linux,default-trigger : (optional) > + see Documentation/devicetree/bindings/leds/common.txt > + > +Example: > + > +lm3692x@36 { > + compatible = "ti,lm3692x"; > + reg = <0x36>; > + address-cells and size-cells are missing. > + enable-gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>; > + vled-supply = <&vbatt>; > + > + backlight: backlight@0 { Child needs to have reg property. > + label = "backlight_cluster"; > + linux,default-trigger = "backlight"; > + }; > +} > + > +For more product information please see the link below: > +http://www.ti.com/lit/ds/snvsa29/snvsa29.pdf > Dan -- ------------------ Dan Murphy
diff --git a/Documentation/devicetree/bindings/leds/leds-lm3692x.txt b/Documentation/devicetree/bindings/leds/leds-lm3692x.txt new file mode 100644 index 000000000000..c259cde2226f --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-lm3692x.txt @@ -0,0 +1,39 @@ +* Texas Instruments - LM3692x Highly Efficient White LED Driver + +The LM3692x is an ultra-compact, highly efficient, +white-LED driver designed for LCD display backlighting. + +The main difference between the LM36922 and LM36923 is the number of +LED strings it supports. The LM36922 supports two strings while the LM36923 +supports three strings. + +Required properties: + - compatible: + "ti,lm36922" + "ti,lm36923" + - reg : I2C slave address + +Optional properties: + - label : see Documentation/devicetree/bindings/leds/common.txt + - enable-gpios : gpio pin to enable/disable the device. + - vled-supply : LED supply + - linux,default-trigger : (optional) + see Documentation/devicetree/bindings/leds/common.txt + +Example: + +lm3692x@36 { + compatible = "ti,lm3692x"; + reg = <0x36>; + + enable-gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>; + vled-supply = <&vbatt>; + + backlight: backlight@0 { + label = "backlight_cluster"; + linux,default-trigger = "backlight"; + }; +} + +For more product information please see the link below: +http://www.ti.com/lit/ds/snvsa29/snvsa29.pdf