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https://github.com/Telecominfraproject/OpenCellular.git
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05a8637ca0
Cr50 masks the recovery button signal on a proto board when the power button is being pressed (b:37682117). This bug has to be fixed for the recovery button to work. BUG=b:37274183 BRANCH=none TEST=make buildall Change-Id: Ia413ffce84d67b6f24f983ccce8ae8277452ac2c Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/494069 Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
65 lines
1.4 KiB
C
65 lines
1.4 KiB
C
/* Copyright (c) 2014 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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/* Button API for Chrome EC */
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#ifndef __CROS_EC_BUTTON_H
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#define __CROS_EC_BUTTON_H
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#include "common.h"
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#include "gpio.h"
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#define BUTTON_FLAG_ACTIVE_HIGH (1 << 0)
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enum keyboard_button_type {
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KEYBOARD_BUTTON_POWER = 0,
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KEYBOARD_BUTTON_VOLUME_DOWN,
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KEYBOARD_BUTTON_VOLUME_UP,
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KEYBOARD_BUTTON_RECOVERY,
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KEYBOARD_BUTTON_CAPSENSE_1,
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KEYBOARD_BUTTON_CAPSENSE_2,
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KEYBOARD_BUTTON_CAPSENSE_3,
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KEYBOARD_BUTTON_CAPSENSE_4,
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KEYBOARD_BUTTON_CAPSENSE_5,
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KEYBOARD_BUTTON_CAPSENSE_6,
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KEYBOARD_BUTTON_CAPSENSE_7,
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KEYBOARD_BUTTON_CAPSENSE_8,
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KEYBOARD_BUTTON_COUNT
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};
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struct button_config {
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const char *name;
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enum keyboard_button_type type;
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enum gpio_signal gpio;
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uint32_t debounce_us;
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int flags;
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};
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/*
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* Defined in board.c. Should be CONFIG_BUTTON_COUNT elements long.
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*/
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extern const struct button_config buttons[];
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/*
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* Buttons used to decide whether recovery is requested or not
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*/
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extern const struct button_config *recovery_buttons[];
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extern const int recovery_buttons_count;
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/*
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* Button initialization, called from main.
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*/
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void button_init(void);
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/*
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* Interrupt handler for button.
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*
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* @param signal Signal which triggered the interrupt.
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*/
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void button_interrupt(enum gpio_signal signal);
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#endif /* __CROS_EC_BUTTON_H */
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