diff options
| -rw-r--r-- | firmware/SOURCES | 4 | ||||
| -rw-r--r-- | firmware/target/arm/tcc77x/iaudio7/powermgmt-iaudio7.c | 84 | ||||
| -rw-r--r-- | firmware/target/arm/tcc77x/system-tcc77x.c | 6 |
3 files changed, 89 insertions, 5 deletions
diff --git a/firmware/SOURCES b/firmware/SOURCES index 711a7c0..fd0ec39 100644 --- a/firmware/SOURCES +++ b/firmware/SOURCES @@ -1129,14 +1129,14 @@ target/arm/as3525/powermgmt-as3525.c #ifndef SIMULATOR drivers/nand_id.c drivers/pcf50606.c +target/arm/usb-tcc.c target/arm/tcc77x/system-tcc77x.c target/arm/tcc77x/kernel-tcc77x.c target/arm/tcc77x/timer-tcc77x.c target/arm/tcc77x/adc-tcc77x.c -target/arm/tcc77x/powermgmt-tcc77x.c -target/arm/usb-tcc.c target/arm/tcc77x/iaudio7/lcd-iaudio7.c target/arm/tcc77x/iaudio7/power-iaudio7.c +target/arm/tcc77x/iaudio7/powermgmt-iaudio7.c target/arm/tcc77x/iaudio7/button-iaudio7.c target/arm/tcc77x/iaudio7/ata2501.c #ifndef BOOTLOADER diff --git a/firmware/target/arm/tcc77x/iaudio7/powermgmt-iaudio7.c b/firmware/target/arm/tcc77x/iaudio7/powermgmt-iaudio7.c new file mode 100644 index 0000000..e391ada --- /dev/null +++ b/firmware/target/arm/tcc77x/iaudio7/powermgmt-iaudio7.c @@ -0,0 +1,84 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id: powermgmt-cowond2.c 17847 2008-06-28 18:10:04Z bagder $ + * + * Copyright (C) 2007 by Karl Kurbjun + * + * 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 "powermgmt.h" +#include "kernel.h" +#include "pcf50606.h" + +unsigned short current_voltage = 5150; + +const unsigned short battery_level_dangerous[BATTERY_TYPES_COUNT] = +{ + /* FIXME: calibrate value */ + 3380 +}; + +const unsigned short battery_level_shutoff[BATTERY_TYPES_COUNT] = +{ + /* FIXME: calibrate value */ + 3300 +}; + +/* voltages (millivolt) of 0%, 10%, ... 100% when charging disabled */ +const unsigned short percent_to_volt_discharge[BATTERY_TYPES_COUNT][11] = +{ + /* FIXME: calibrate values. Table is "inherited" from iPod-PCF / H100 */ + { 4500, 4810, 4910, 4970, 5030, 5070, 5120, 5140, 5170, 5250, 5400 } +}; + +#if CONFIG_CHARGING +/* voltages (millivolt) of 0%, 10%, ... 100% when charging enabled */ +const unsigned short percent_to_volt_charge[11] = +{ + /* FIXME: calibrate values. Table is "inherited" from iPod-PCF / H100 */ + 4760, 5440, 5510, 5560, 5610, 5640, 5660, 5760, 5820, 5840, 5850 /* NiMH */ +}; +#endif /* CONFIG_CHARGING */ + +#define BATTERY_SCALE_FACTOR 6000 +/* full-scale ADC readout (2^10) in millivolt */ + +/* Returns battery voltage from ADC [millivolts] */ +unsigned int battery_adc_voltage(void) +{ + static unsigned last_tick = 0; + + if (0 == last_tick || TIME_BEFORE(last_tick+HZ, current_tick)) + { + int adc_val, irq_status; + unsigned char buf[2]; + + irq_status = disable_irq_save(); + pcf50606_write(PCF5060X_ADCC2, 0x1); + pcf50606_read_multiple(PCF5060X_ADCS1, buf, 2); + restore_interrupt(irq_status); + + adc_val = (buf[0]<<2) | (buf[1] & 3); //ADCDAT1H+ADCDAT1L + current_voltage = (adc_val * BATTERY_SCALE_FACTOR) >> 10; + + last_tick = current_tick; + } + + return current_voltage; +} + diff --git a/firmware/target/arm/tcc77x/system-tcc77x.c b/firmware/target/arm/tcc77x/system-tcc77x.c index 3800485..0896026 100644 --- a/firmware/target/arm/tcc77x/system-tcc77x.c +++ b/firmware/target/arm/tcc77x/system-tcc77x.c @@ -99,12 +99,12 @@ static void gpio_init(void) GPIOD_FUNC = 0; GPIOE_FUNC = 0; GPIOA = 0x30; - GPIOB = 0x80000; + GPIOB = 0x00c00; GPIOC = 0; GPIOD = 0x180; - GPIOE = 0; + GPIOE = 0x80; GPIOA_DIR = 0x84b0; - GPIOB_DIR = 0x80800; + GPIOB_DIR = 0x80c00; GPIOC_DIR = 0x2000000; GPIOD_DIR = 0x3e3; GPIOE_DIR = 0x88; |