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d9f4ce13f2
After 3 tries, the touchpad is reset by power-cycling it.
BRANCH=none
BUG=b:71688150
TEST=Short SDA/SCL lines, press on touchpad, see that touchpad tasks
retries transaction, and then resets the touchpad power.
TEST=Do ESD discharge, and see that touchpad always recovers.
Change-Id: If0b5eb936d4d2feb3d34a7ec8748869a1b915c34
Signed-off-by: Nicolas Boichat <drinkcat@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/872131
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
15 lines
394 B
C
15 lines
394 B
C
/* Copyright 2017 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef __CROS_EC_TOUCHPAD_H
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#define __CROS_EC_TOUCHPAD_H
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void touchpad_interrupt(enum gpio_signal signal);
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/* Reset the touchpad, mainly used to recover it from malfunction. */
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void board_touchpad_reset(void);
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#endif
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