2019-02-09 18:46:43 +00:00
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From ecda374fe948e278635b6146320e5a569097b6a6 Mon Sep 17 00:00:00 2001
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From: Beomho Seo <beomho.seo@samsung.com>
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Date: Mon, 12 Aug 2013 21:51:45 +0900
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2019-02-24 19:33:39 +00:00
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Subject: [PATCH] TRATS2: dts: exynos4412-m0.dts: Add mcs-touchkey node
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2019-02-09 18:46:43 +00:00
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Support melfas 2 touchkey device for TRATS2 board
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Adds also the binding documentation file
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Signed-off-by: Beomho Seo <beomho.seo@samsung.com>
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---
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.../bindings/input/mcs-touchkey.txt | 26 +++++++++++++++++++
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1 file changed, 26 insertions(+)
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create mode 100644 Documentation/devicetree/bindings/input/mcs-touchkey.txt
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diff --git a/Documentation/devicetree/bindings/input/mcs-touchkey.txt b/Documentation/devicetree/bindings/input/mcs-touchkey.txt
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new file mode 100644
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index 000000000000..545454112a43
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--- /dev/null
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+++ b/Documentation/devicetree/bindings/input/mcs-touchkey.txt
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@@ -0,0 +1,26 @@
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+* mcs_touchkey MELFAS MCS5000/5080 controller
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+
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+Required properties:
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+- compatible: must be "mcs5000_touchkey" or "mcs5080_touchkey"
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+- reg : I2C address of the chip
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+- interrupts: interrupt to which the chop is connected
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+- key_maxval: size of keycode table
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+- interrupts: interrupt to which the chip is connected
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+- code: key code for this device
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+
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+Example:
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+
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+ i2c_touch_key: i2c-gpio-0 {
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+ /* ... */
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+
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+ touch_key@20 {
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+ compatible = "mcs5080_touchkey";
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+ reg = <0x20>;
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+ interrupt-patrent = <gpj0>;
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+ key_maxval = <2>;
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+ linux, code = <0x0000009e
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+ 0x000000a9>;
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+ };
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+
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+ /* ... */
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+ };
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--
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2.20.1
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