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Cleanup and expand D2 charger detection (not yet implemented for D2+).

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@23297 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rob Purchase 2009-10-20 20:38:35 +00:00
parent 1668cfa3dd
commit cb2db20a32
1 changed files with 20 additions and 2 deletions
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22
firmware/target/arm/tcc780x/cowond2/power-cowond2.c
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@ -110,8 +110,26 @@ void EXT3(void)
#if CONFIG_CHARGING
unsigned int power_input_status(void)
{
return ((GPIOC & (1<<26)) == 0) ?
POWER_INPUT_MAIN_CHARGER : POWER_INPUT_NONE;
/* Players with a PCF50606 can use GPIOs to determine whether AC is inserted
and whether charging is taking place. Newer players re-use C26 for the
touchscreen, so we need to monitor PCF50635 USB/adapter IRQs for this. */
if (get_pmu_type() == PCF50606)
{
/* Check AC adapter */
if (GPIOD & (1<<23))
return POWER_INPUT_MAIN_CHARGER;
/* C26 indicates charging, without AC connected it implies USB power */
if ((GPIOC & (1<<26)) == 0)
return POWER_INPUT_USB_CHARGER;
}
else
{
/* TODO: use adapter/usb connection state from PCF50635 driver */
}
return POWER_INPUT_NONE;
}
#endif