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Date: Wed, 19 Aug 2015 12:07:53 +0300 From: Adriana Reus <adriana.reus@...el.com> To: jic23@...nel.org, pmeerw@...erw.net, daniel.baluta@...el.com Cc: linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org, devicetree@...r.kernel.org, Adriana Reus <adriana.reus@...el.com> Subject: [PATCH v4 2/2] devicetree: Add documentation for UPISEMI us5182d ALS and Proximity sensor Added entries in i2c/vendor-prefixes for the us5182d als and proximity sensor. Also added a documentation file for this sensor's properties. Signed-off-by: Adriana Reus <adriana.reus@...el.com> --- Changes since v3: * Added more specific description for the optional properties * Removed an extra newline .../devicetree/bindings/iio/light/us5182d.txt | 23 ++++++++++++++++++++++ .../devicetree/bindings/vendor-prefixes.txt | 1 + 2 files changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/light/us5182d.txt diff --git a/Documentation/devicetree/bindings/iio/light/us5182d.txt b/Documentation/devicetree/bindings/iio/light/us5182d.txt new file mode 100644 index 0000000..7785c56 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/light/us5182d.txt @@ -0,0 +1,23 @@ +* UPISEMI us5182d I2C ALS and Proximity sensor + +Required properties: +- compatible: must be "upisemi,usd5182" +- reg: the I2C address of the device + +Optional properties: +- upisemi,glass-coef: glass attenuation factor +- upisemi,dark-ths: array of thresholds (adc counts) corresponding to every scale +- upisemi,upper-dark-gain: tuning factor(4 int and 4 fractional bits - Q4.4) applied when light > threshold +- upisemi,lower-dark-gain: tuning factor(4 int and 4 fractional bits - Q4.4) applied when light < threshold + +Example: + + usd5182@39 { + compatible = "upisemi,usd5182"; + reg = <0x39>; + upisemi,glass-coef = < 1000 >; + upisemi,dark-ths = /bits/ 16 <170 200 512 512 800 2000 4000 8000>; + upisemi,upper-dark-gain = /bits/ 8 <0x00>; + upisemi,lower-dark-gain = /bits/ 8 <0x16>; + }; + diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt index d444757..5b40bab 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.txt +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt @@ -211,6 +211,7 @@ toshiba Toshiba Corporation toumaz Toumaz tplink TP-LINK Technologies Co., Ltd. truly Truly Semiconductors Limited +upisemi uPI Semiconductor Corp. usi Universal Scientific Industrial Co., Ltd. v3 V3 Semiconductor variscite Variscite Ltd. -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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