diff options
-rw-r--r-- | firmware/SOURCES | 18 | ||||
-rw-r--r-- | firmware/target/arm/as3525/sansa-clip/powermgmt-clip.c | 64 |
2 files changed, 77 insertions, 5 deletions
diff --git a/firmware/SOURCES b/firmware/SOURCES index d0862ba37b..752db73b01 100644 --- a/firmware/SOURCES +++ b/firmware/SOURCES | |||
@@ -348,6 +348,7 @@ target/arm/as3525/ata_sd_as3525.c | |||
348 | target/arm/as3525/power-as3525.c | 348 | target/arm/as3525/power-as3525.c |
349 | target/arm/as3525/usb-as3525.c | 349 | target/arm/as3525/usb-as3525.c |
350 | target/arm/as3525/dma-pl081.c | 350 | target/arm/as3525/dma-pl081.c |
351 | target/arm/as3525/as3525-codec.c | ||
351 | #ifndef BOOTLOADER | 352 | #ifndef BOOTLOADER |
352 | target/arm/adc-as3514.c | 353 | target/arm/adc-as3514.c |
353 | target/arm/as3525/pcm-as3525.c | 354 | target/arm/as3525/pcm-as3525.c |
@@ -355,7 +356,6 @@ target/arm/as3525/audio-as3525.c | |||
355 | target/arm/as3525/debug-as3525.c | 356 | target/arm/as3525/debug-as3525.c |
356 | target/arm/as3525/i2s-as3525.c | 357 | target/arm/as3525/i2s-as3525.c |
357 | target/arm/as3525/i2c-as3525.c | 358 | target/arm/as3525/i2c-as3525.c |
358 | target/arm/as3525/powermgmt-as3525.c | ||
359 | #endif /* BOOTLOADER */ | 359 | #endif /* BOOTLOADER */ |
360 | #endif /* CONFIG_CPU == AS3525 */ | 360 | #endif /* CONFIG_CPU == AS3525 */ |
361 | 361 | ||
@@ -1071,7 +1071,9 @@ target/arm/as3525/sansa-clip/lcd-ssd1303.c | |||
1071 | target/arm/as3525/sansa-clip/lcd-as-clip.S | 1071 | target/arm/as3525/sansa-clip/lcd-as-clip.S |
1072 | target/arm/as3525/sansa-clip/button-clip.c | 1072 | target/arm/as3525/sansa-clip/button-clip.c |
1073 | target/arm/as3525/sansa-clip/backlight-clip.c | 1073 | target/arm/as3525/sansa-clip/backlight-clip.c |
1074 | target/arm/as3525/as3525-codec.c | 1074 | #ifndef BOOTLOADER |
1075 | target/arm/as3525/sansa-clip/powermgmt-clip.c | ||
1076 | #endif /* !BOOTLOADER */ | ||
1075 | #endif /* !SIMULATOR */ | 1077 | #endif /* !SIMULATOR */ |
1076 | #endif /* SANSA_CLIP */ | 1078 | #endif /* SANSA_CLIP */ |
1077 | 1079 | ||
@@ -1080,7 +1082,9 @@ target/arm/as3525/as3525-codec.c | |||
1080 | target/arm/as3525/sansa-e200v2/lcd-e200v2.c | 1082 | target/arm/as3525/sansa-e200v2/lcd-e200v2.c |
1081 | target/arm/as3525/sansa-e200v2/button-e200v2.c | 1083 | target/arm/as3525/sansa-e200v2/button-e200v2.c |
1082 | target/arm/as3525/backlight-e200v2-fuze.c | 1084 | target/arm/as3525/backlight-e200v2-fuze.c |
1083 | target/arm/as3525/as3525-codec.c | 1085 | #ifndef BOOTLOADER |
1086 | target/arm/as3525/powermgmt-as3525.c | ||
1087 | #endif /* !BOOTLOADER */ | ||
1084 | #endif /* !SIMULATOR */ | 1088 | #endif /* !SIMULATOR */ |
1085 | #endif /* SANSA_E200V2 */ | 1089 | #endif /* SANSA_E200V2 */ |
1086 | 1090 | ||
@@ -1088,7 +1092,9 @@ target/arm/as3525/as3525-codec.c | |||
1088 | #ifndef SIMULATOR | 1092 | #ifndef SIMULATOR |
1089 | target/arm/lcd-ssd1815.c | 1093 | target/arm/lcd-ssd1815.c |
1090 | target/arm/as3525/sansa-m200v4/button-m200v4.c | 1094 | target/arm/as3525/sansa-m200v4/button-m200v4.c |
1091 | target/arm/as3525/as3525-codec.c | 1095 | #ifndef BOOTLOADER |
1096 | target/arm/as3525/powermgmt-as3525.c | ||
1097 | #endif /* !BOOTLOADER */ | ||
1092 | #endif /* !SIMULATOR */ | 1098 | #endif /* !SIMULATOR */ |
1093 | #endif /* SANSA_M200V4 */ | 1099 | #endif /* SANSA_M200V4 */ |
1094 | 1100 | ||
@@ -1097,7 +1103,9 @@ target/arm/as3525/as3525-codec.c | |||
1097 | target/arm/as3525/sansa-fuze/button-fuze.c | 1103 | target/arm/as3525/sansa-fuze/button-fuze.c |
1098 | target/arm/as3525/sansa-fuze/lcd-fuze.c | 1104 | target/arm/as3525/sansa-fuze/lcd-fuze.c |
1099 | target/arm/as3525/backlight-e200v2-fuze.c | 1105 | target/arm/as3525/backlight-e200v2-fuze.c |
1100 | target/arm/as3525/as3525-codec.c | 1106 | #ifndef BOOTLOADER |
1107 | target/arm/as3525/powermgmt-as3525.c | ||
1108 | #endif /* !BOOTLOADER */ | ||
1101 | #endif /* !SIMULATOR */ | 1109 | #endif /* !SIMULATOR */ |
1102 | #endif /* SANSA_FUZE */ | 1110 | #endif /* SANSA_FUZE */ |
1103 | 1111 | ||
diff --git a/firmware/target/arm/as3525/sansa-clip/powermgmt-clip.c b/firmware/target/arm/as3525/sansa-clip/powermgmt-clip.c new file mode 100644 index 0000000000..f04760d9de --- /dev/null +++ b/firmware/target/arm/as3525/sansa-clip/powermgmt-clip.c | |||
@@ -0,0 +1,64 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright © 2008 Rafaël Carré | ||
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 "adc.h" | ||
24 | #include "adc-target.h" | ||
25 | #include "powermgmt.h" | ||
26 | |||
27 | /* The battery manufacturer's website shows discharge curves down to 3.0V, | ||
28 | so 'dangerous' and 'shutoff' levels of 3.4V and 3.3V should be safe. | ||
29 | */ | ||
30 | const unsigned short battery_level_dangerous[BATTERY_TYPES_COUNT] = | ||
31 | { | ||
32 | 3400 | ||
33 | }; | ||
34 | |||
35 | const unsigned short battery_level_shutoff[BATTERY_TYPES_COUNT] = | ||
36 | { | ||
37 | 3300 | ||
38 | }; | ||
39 | |||
40 | /* voltages (millivolt) of 0%, 10%, ... 100% when charging disabled */ | ||
41 | const unsigned short percent_to_volt_discharge[BATTERY_TYPES_COUNT][11] = | ||
42 | { | ||
43 | { 3300, 3653, 3701, 3735, 3768, 3790, 3833, 3900, 3966, 4056, 4140 } | ||
44 | }; | ||
45 | |||
46 | #if CONFIG_CHARGING | ||
47 | /* voltages (millivolt) of 0%, 10%, ... 100% when charging enabled */ | ||
48 | const unsigned short percent_to_volt_charge[11] = | ||
49 | { | ||
50 | /* TODO: simple linear uncalibrated curve */ | ||
51 | 3300, 3390, 3480, 3570, 3660, 3750, 3840, 3930, 4020, 4110, 4200 | ||
52 | }; | ||
53 | #endif /* CONFIG_CHARGING */ | ||
54 | |||
55 | /* ADC should read 0x3ff=5.12V */ | ||
56 | #define BATTERY_SCALE_FACTOR 5125 | ||
57 | /* full-scale ADC readout (2^10) in millivolt */ | ||
58 | |||
59 | /* Returns battery voltage from ADC [millivolts] */ | ||
60 | unsigned int battery_adc_voltage(void) | ||
61 | { | ||
62 | return (adc_read(ADC_RTCSUP) * BATTERY_SCALE_FACTOR) >> 10; | ||
63 | } | ||
64 | |||