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| author | Bertrik Sikken <bertrik@sikken.nl> | 2009-02-14 16:19:21 +0000 |
|---|---|---|
| committer | Bertrik Sikken <bertrik@sikken.nl> | 2009-02-14 16:19:21 +0000 |
| commit | 01d4b4c99714f5e22d25e0a86dfd0e75824b1f3e (patch) | |
| tree | 115aa10a69bacac37e62d28ec04b25189c69af98 /firmware/target/arm/as3525/sansa-clip | |
| parent | 459b4f632bb880aabcc10a0940c48b8fb471eb29 (diff) | |
| download | rockbox-01d4b4c99714f5e22d25e0a86dfd0e75824b1f3e.tar.gz rockbox-01d4b4c99714f5e22d25e0a86dfd0e75824b1f3e.zip | |
Sansa Clip: enable battery charging.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20006 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target/arm/as3525/sansa-clip')
| -rw-r--r-- | firmware/target/arm/as3525/sansa-clip/powermgmt-clip.c | 13 | ||||
| -rw-r--r-- | firmware/target/arm/as3525/sansa-clip/powermgmt-target.h | 42 |
2 files changed, 42 insertions, 13 deletions
diff --git a/firmware/target/arm/as3525/sansa-clip/powermgmt-clip.c b/firmware/target/arm/as3525/sansa-clip/powermgmt-clip.c index f04760d9de..d908981523 100644 --- a/firmware/target/arm/as3525/sansa-clip/powermgmt-clip.c +++ b/firmware/target/arm/as3525/sansa-clip/powermgmt-clip.c @@ -20,9 +20,6 @@ ****************************************************************************/ #include "config.h" -#include "adc.h" -#include "adc-target.h" -#include "powermgmt.h" /* The battery manufacturer's website shows discharge curves down to 3.0V, so 'dangerous' and 'shutoff' levels of 3.4V and 3.3V should be safe. @@ -52,13 +49,3 @@ const unsigned short percent_to_volt_charge[11] = }; #endif /* CONFIG_CHARGING */ -/* ADC should read 0x3ff=5.12V */ -#define BATTERY_SCALE_FACTOR 5125 -/* full-scale ADC readout (2^10) in millivolt */ - -/* Returns battery voltage from ADC [millivolts] */ -unsigned int battery_adc_voltage(void) -{ - return (adc_read(ADC_RTCSUP) * BATTERY_SCALE_FACTOR) >> 10; -} - diff --git a/firmware/target/arm/as3525/sansa-clip/powermgmt-target.h b/firmware/target/arm/as3525/sansa-clip/powermgmt-target.h new file mode 100644 index 0000000000..691d134ffa --- /dev/null +++ b/firmware/target/arm/as3525/sansa-clip/powermgmt-target.h @@ -0,0 +1,42 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2009 by Michael Sevakis + * Copyright (C) 2008 by Bertrik Sikken + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ +#ifndef POWERMGMT_TARGET_H +#define POWERMGMT_TARGET_H + +/* Check if topped-off and monitor voltage while plugged. */ +#define BATT_FULL_VOLTAGE 4160 +#define BATT_VAUTO_RECHARGE 4100 +#define BATT_CHG_V CHG_V_4_20V +#define BATT_CHG_I CHG_I_100MA +#define CHARGER_TOTAL_TIMER (6*3600*2) /* about 1.5 * capacity / current */ +#define ADC_BATTERY ADC_BVDD + +void powermgmt_init_target(void); +void charging_algorithm_step(void); +void charging_algorithm_close(void); + +/* We want to be able to reset the averaging filter */ +#define HAVE_RESET_BATTERY_FILTER + +#define BATT_AVE_SAMPLES 32 + +#endif /* POWERMGMT_TARGET_H */ |