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Move Clip specific power management stuff (specifically the battery discarge curve) to powermgmt-clip.c

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19303 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Bertrik Sikken 2008-12-02 19:50:31 +00:00
parent 6840cd1277
commit d9116da5de
2 changed files with 77 additions and 5 deletions
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18
firmware/SOURCES
View file

@ -348,6 +348,7 @@ target/arm/as3525/ata_sd_as3525.c
target/arm/as3525/power-as3525.c
target/arm/as3525/usb-as3525.c
target/arm/as3525/dma-pl081.c
target/arm/as3525/as3525-codec.c
#ifndef BOOTLOADER
target/arm/adc-as3514.c
target/arm/as3525/pcm-as3525.c
@ -355,7 +356,6 @@ target/arm/as3525/audio-as3525.c
target/arm/as3525/debug-as3525.c
target/arm/as3525/i2s-as3525.c
target/arm/as3525/i2c-as3525.c
target/arm/as3525/powermgmt-as3525.c
#endif /* BOOTLOADER */
#endif /* CONFIG_CPU == AS3525 */
@ -1071,7 +1071,9 @@ target/arm/as3525/sansa-clip/lcd-ssd1303.c
target/arm/as3525/sansa-clip/lcd-as-clip.S
target/arm/as3525/sansa-clip/button-clip.c
target/arm/as3525/sansa-clip/backlight-clip.c
target/arm/as3525/as3525-codec.c
#ifndef BOOTLOADER
target/arm/as3525/sansa-clip/powermgmt-clip.c
#endif /* !BOOTLOADER */
#endif /* !SIMULATOR */
#endif /* SANSA_CLIP */
@ -1080,7 +1082,9 @@ target/arm/as3525/as3525-codec.c
target/arm/as3525/sansa-e200v2/lcd-e200v2.c
target/arm/as3525/sansa-e200v2/button-e200v2.c
target/arm/as3525/backlight-e200v2-fuze.c
target/arm/as3525/as3525-codec.c
#ifndef BOOTLOADER
target/arm/as3525/powermgmt-as3525.c
#endif /* !BOOTLOADER */
#endif /* !SIMULATOR */
#endif /* SANSA_E200V2 */
@ -1088,7 +1092,9 @@ target/arm/as3525/as3525-codec.c
#ifndef SIMULATOR
target/arm/lcd-ssd1815.c
target/arm/as3525/sansa-m200v4/button-m200v4.c
target/arm/as3525/as3525-codec.c
#ifndef BOOTLOADER
target/arm/as3525/powermgmt-as3525.c
#endif /* !BOOTLOADER */
#endif /* !SIMULATOR */
#endif /* SANSA_M200V4 */
@ -1097,7 +1103,9 @@ target/arm/as3525/as3525-codec.c
target/arm/as3525/sansa-fuze/button-fuze.c
target/arm/as3525/sansa-fuze/lcd-fuze.c
target/arm/as3525/backlight-e200v2-fuze.c
target/arm/as3525/as3525-codec.c
#ifndef BOOTLOADER
target/arm/as3525/powermgmt-as3525.c
#endif /* !BOOTLOADER */
#endif /* !SIMULATOR */
#endif /* SANSA_FUZE */

64
firmware/target/arm/as3525/sansa-clip/powermgmt-clip.c Normal file
View file

@ -0,0 +1,64 @@
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright © 2008 Rafaël Carré
*
* 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.
*
****************************************************************************/
#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.
*/
const unsigned short battery_level_dangerous[BATTERY_TYPES_COUNT] =
{
3400
};
const unsigned short battery_level_shutoff[BATTERY_TYPES_COUNT] =
{
3300
};
/* voltages (millivolt) of 0%, 10%, ... 100% when charging disabled */
const unsigned short percent_to_volt_discharge[BATTERY_TYPES_COUNT][11] =
{
{ 3300, 3653, 3701, 3735, 3768, 3790, 3833, 3900, 3966, 4056, 4140 }
};
#if CONFIG_CHARGING
/* voltages (millivolt) of 0%, 10%, ... 100% when charging enabled */
const unsigned short percent_to_volt_charge[11] =
{
/* TODO: simple linear uncalibrated curve */
3300, 3390, 3480, 3570, 3660, 3750, 3840, 3930, 4020, 4110, 4200
};
#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;
}