diff options
Diffstat (limited to 'firmware/target/sh/archos/fm_v2/power-fm_v2.c')
-rw-r--r-- | firmware/target/sh/archos/fm_v2/power-fm_v2.c | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/firmware/target/sh/archos/fm_v2/power-fm_v2.c b/firmware/target/sh/archos/fm_v2/power-fm_v2.c deleted file mode 100644 index ce1ef19970..0000000000 --- a/firmware/target/sh/archos/fm_v2/power-fm_v2.c +++ /dev/null | |||
@@ -1,115 +0,0 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2002 by Linus Nielsen Feltzing | ||
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 | #include "config.h" | ||
22 | #include "cpu.h" | ||
23 | #include <stdbool.h> | ||
24 | #include "adc.h" | ||
25 | #include "kernel.h" | ||
26 | #include "system.h" | ||
27 | #include "power.h" | ||
28 | #include "usb.h" | ||
29 | |||
30 | #if CONFIG_TUNER | ||
31 | bool tuner_power(bool status) | ||
32 | { | ||
33 | (void)status; | ||
34 | return true; | ||
35 | } | ||
36 | |||
37 | #endif /* #if CONFIG_TUNER */ | ||
38 | |||
39 | void power_init(void) | ||
40 | { | ||
41 | PBCR2 &= ~0x0c00; /* GPIO for PB5 */ | ||
42 | or_b(0x20, &PBIORL); | ||
43 | or_b(0x20, &PBDRL); /* hold power */ | ||
44 | } | ||
45 | |||
46 | unsigned int power_input_status(void) | ||
47 | { | ||
48 | unsigned int status = POWER_INPUT_NONE; | ||
49 | |||
50 | /* FM or V2 can also charge from the USB port */ | ||
51 | if (adc_read(ADC_CHARGE_REGULATOR) < 0x1FF) | ||
52 | status = POWER_INPUT_MAIN_CHARGER; | ||
53 | |||
54 | #ifdef HAVE_USB_POWER | ||
55 | if (usb_detect() == USB_INSERTED) | ||
56 | status |= POWER_INPUT_USB_CHARGER; | ||
57 | #endif | ||
58 | |||
59 | return status; | ||
60 | } | ||
61 | |||
62 | /* Returns true if the unit is charging the batteries. */ | ||
63 | bool charging_state(void) | ||
64 | { | ||
65 | /* We use the information from the ADC_EXT_POWER ADC channel, which | ||
66 | tells us the charging current from the LTC1734. When DC is | ||
67 | connected (either via the external adapter, or via USB), we try | ||
68 | to determine if it is actively charging or only maintaining the | ||
69 | charge. My tests show that ADC readings below about 0x80 means | ||
70 | that the LTC1734 is only maintaining the charge. */ | ||
71 | return adc_read(ADC_EXT_POWER) >= 0x80; | ||
72 | } | ||
73 | |||
74 | void ide_power_enable(bool on) | ||
75 | { | ||
76 | bool touched = false; | ||
77 | |||
78 | if(on) | ||
79 | { | ||
80 | or_b(0x20, &PADRL); | ||
81 | touched = true; | ||
82 | } | ||
83 | #ifdef HAVE_ATA_POWER_OFF | ||
84 | if(!on) | ||
85 | { | ||
86 | and_b(~0x20, &PADRL); | ||
87 | touched = true; | ||
88 | } | ||
89 | #endif /* HAVE_ATA_POWER_OFF */ | ||
90 | |||
91 | /* late port preparation, else problems with read/modify/write | ||
92 | of other bits on same port, while input and floating high */ | ||
93 | if (touched) | ||
94 | { | ||
95 | or_b(0x20, &PAIORL); /* PA5 is an output */ | ||
96 | PACR2 &= 0xFBFF; /* GPIO for PA5 */ | ||
97 | } | ||
98 | } | ||
99 | |||
100 | |||
101 | bool ide_powered(void) | ||
102 | { | ||
103 | if ((PACR2 & 0x0400) || !(PAIORL & 0x20)) /* not configured for output */ | ||
104 | return true; /* would be floating high, disk on */ | ||
105 | else | ||
106 | return (PADRL & 0x20) != 0; | ||
107 | } | ||
108 | |||
109 | void power_off(void) | ||
110 | { | ||
111 | disable_irq(); | ||
112 | and_b(~0x20, &PBDRL); | ||
113 | or_b(0x20, &PBIORL); | ||
114 | while(1); | ||
115 | } | ||