diff options
Diffstat (limited to 'firmware/target/arm/philips/power-hdd.c')
-rw-r--r-- | firmware/target/arm/philips/power-hdd.c | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/firmware/target/arm/philips/power-hdd.c b/firmware/target/arm/philips/power-hdd.c new file mode 100644 index 0000000000..c348567529 --- /dev/null +++ b/firmware/target/arm/philips/power-hdd.c | |||
@@ -0,0 +1,121 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2008 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 | #include "config.h" | ||
23 | #include "cpu.h" | ||
24 | #include <stdbool.h> | ||
25 | #include "kernel.h" | ||
26 | #include "system.h" | ||
27 | #include "power.h" | ||
28 | #include "logf.h" | ||
29 | #include "usb.h" | ||
30 | #include "synaptics-mep.h" | ||
31 | |||
32 | void power_init(void) | ||
33 | { | ||
34 | /* power off bit */ | ||
35 | GPIOB_ENABLE |= 0x80; | ||
36 | GPIOB_OUTPUT_VAL |= 0x80; | ||
37 | GPIOB_OUTPUT_EN |= 0x80; | ||
38 | |||
39 | /* charger inserted bit */ | ||
40 | GPIOE_ENABLE |= 0x20; | ||
41 | GPIOE_INPUT_VAL |= 0x20; | ||
42 | |||
43 | #if CONFIG_TUNER | ||
44 | /* fm antenna? */ | ||
45 | GPIOE_ENABLE |= 0x40; | ||
46 | GPIOE_OUTPUT_EN |= 0x40; | ||
47 | GPIOE_OUTPUT_VAL &= ~0x40; /* off */ | ||
48 | #endif | ||
49 | |||
50 | #ifndef BOOTLOADER | ||
51 | /* enable touchpad here because we need it for | ||
52 | both buttons and button lights */ | ||
53 | GPO32_ENABLE |= 0x80; | ||
54 | GPO32_VAL &= ~0x80; | ||
55 | udelay(1000); | ||
56 | |||
57 | GPIOD_ENABLE |= 0x80; /* enable ACK */ | ||
58 | GPIOA_ENABLE |= (0x10 | 0x20); /* enable DATA, CLK */ | ||
59 | |||
60 | GPIOD_OUTPUT_EN |= 0x80; /* set ACK */ | ||
61 | GPIOD_OUTPUT_VAL |= 0x80; /* high */ | ||
62 | |||
63 | GPIOA_OUTPUT_EN &= ~0x20; /* CLK */ | ||
64 | |||
65 | GPIOA_OUTPUT_EN |= 0x10; /* set DATA */ | ||
66 | GPIOA_OUTPUT_VAL |= 0x10; /* high */ | ||
67 | |||
68 | if (!touchpad_init()) | ||
69 | { | ||
70 | logf("touchpad not ready"); | ||
71 | } | ||
72 | #endif | ||
73 | } | ||
74 | |||
75 | unsigned int power_input_status(void) | ||
76 | { | ||
77 | unsigned int status = POWER_INPUT_NONE; | ||
78 | |||
79 | /* AC charger */ | ||
80 | if (GPIOE_INPUT_VAL & 0x20) | ||
81 | status |= POWER_INPUT_MAIN_CHARGER; | ||
82 | |||
83 | /* Do nothing with USB for now | ||
84 | if (GPIOE_INPUT_VAL & 0x4) | ||
85 | status |= POWER_INPUT_USB_CHARGER; | ||
86 | */ | ||
87 | |||
88 | return status; | ||
89 | } | ||
90 | |||
91 | void ide_power_enable(bool on) | ||
92 | { | ||
93 | (void)on; | ||
94 | /* We do nothing */ | ||
95 | } | ||
96 | |||
97 | bool ide_powered(void) | ||
98 | { | ||
99 | /* pretend we are always powered - we don't turn it off */ | ||
100 | return true; | ||
101 | } | ||
102 | |||
103 | void power_off(void) | ||
104 | { | ||
105 | /* power off bit */ | ||
106 | GPIOB_ENABLE |= 0x80; | ||
107 | GPIOB_OUTPUT_VAL &= ~0x80; | ||
108 | GPIOB_OUTPUT_EN |= 0x80; | ||
109 | } | ||
110 | |||
111 | #if CONFIG_TUNER | ||
112 | bool tuner_power(bool status) | ||
113 | { | ||
114 | if (status) | ||
115 | GPIOE_OUTPUT_VAL |= 0x40; | ||
116 | else | ||
117 | GPIOE_OUTPUT_VAL &= ~0x40; | ||
118 | |||
119 | return status; | ||
120 | } | ||
121 | #endif | ||