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Diffstat (limited to 'firmware/target/arm/samsung/power-yh82x_yh92x.c')
-rw-r--r--firmware/target/arm/samsung/power-yh82x_yh92x.c77
1 files changed, 77 insertions, 0 deletions
diff --git a/firmware/target/arm/samsung/power-yh82x_yh92x.c b/firmware/target/arm/samsung/power-yh82x_yh92x.c
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index 0000000000..a9b64a29f4
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+++ b/firmware/target/arm/samsung/power-yh82x_yh92x.c
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1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id$
9 *
10 * Copyright (C) 2009 by Mark Arigo
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation; either version 2
15 * of the License, or (at your option) any later version.
16 *
17 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
18 * KIND, either express or implied.
19 *
20 ****************************************************************************/
21
22/* Created from power.c using some iPod code, and some custom stuff based on
23 GPIO analysis
24*/
25
26#include "config.h"
27#include "cpu.h"
28#include <stdbool.h>
29#include "adc.h"
30#include "kernel.h"
31#include "system.h"
32#include "power.h"
33#include "logf.h"
34#include "usb.h"
35
36void power_init(void)
37{
38}
39
40unsigned int power_input_status(void)
41{
42 unsigned int status = POWER_INPUT_NONE;
43
44 if (GPIOL_INPUT_VAL & 0x80)
45 status = POWER_INPUT_MAIN_CHARGER;
46
47 if (GPIOD_INPUT_VAL & 0x10)
48 status |= POWER_INPUT_USB_CHARGER;
49
50 return status;
51}
52
53void ide_power_enable(bool on)
54{
55 (void)on;
56 /* We do nothing */
57}
58
59
60bool ide_powered(void)
61{
62 /* pretend we are always powered - we don't turn it off */
63 return true;
64}
65
66void power_off(void)
67{
68 /* Disable interrupts on this core */
69 disable_interrupt(IRQ_FIQ_STATUS);
70
71 /* Mask them on both cores */
72 CPU_INT_DIS = -1;
73 COP_INT_DIS = -1;
74
75 while (1)
76 DEV_RS = -1;
77}