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kernel_oneplus_sm8550-devic…/bindings/qbt_handler/qbt_handler.txt
Jeevan Shriram 3788dc62e5 ARM: dts: msm: Add devicetree bindings snapshot for Waipio Support
Add devicetree bindings for supporting waipio platform on msm-kalama branch
with snapshot merge of msm-5.10 devicetree at commit <c8b773e> (Merge "ARM:
dts: msm: Enable stats driver for diwali").

Change-Id: I72272f4cd727346ce3050b8b7ba49c1eefc150d4
2021-08-18 08:34:10 -07:00

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Qualcomm Technologies, Inc. QBT_HANDLER Specific Bindings
QBT is a fingerprint sensor ASIC capable of performing fingerprint image scans
and detecting finger presence on the sensor using programmable firmware.
=======================
Required Node Structure
=======================
- compatible
Usage: required
Value type: <string>
Definition: "qcom,qbt-handler".
- qcom,ipc-gpio
Usage: required
Value type: <phandle>
Definition: phandle for GPIO to be used for IPC.
- qcom,finger-detect-gpio
Usage: required
Value type: <phandle>
Definition: phandle for GPIO to be used for finger detect.
=======
Example
=======
qcom,qbt_handler {
compatible = "qcom,qbt-handler";
qcom,ipc-gpio = <&tlmm 38 0>;
qcom,finger-detect-gpio = <&tlmm 39 0>;
};