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Set power adapter LED based on charge state

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Power adapter LED:
  GREEN = charge done
  YELLOW = charging
  RED = error

Signed-off-by: Rong Chang <rongchang@chromium.org>

BUG=chrome-os-partner:8536
TEST=manual

Change-Id: I5580763a4136e1de7f5eae4e3dda8e169309d902
This commit is contained in:
Rong Chang
2012-03-19 18:48:56 +08:00
parent eb3920ec7a
commit 13ad11292e
1 changed files with 14 additions and 0 deletions
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14
common/charge_state.c
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@@ -14,6 +14,7 @@
#include "gpio.h"
#include "lpc.h"
#include "lpc_commands.h"
#include "power_led.h"
#include "smart_battery.h"
#include "timer.h"
#include "uart.h"
@@ -452,6 +453,10 @@ void charge_state_machine_task(void)
batt_flags &= ~EC_BATT_FLAG_CHARGING;
batt_flags &= ~EC_BATT_FLAG_DISCHARGING;
*ctx.memmap_batt_flags = batt_flags;
/* Charge done */
powerled_set(POWERLED_GREEN);
sleep_usec = POLL_PERIOD_LONG;
break;
case PWR_STATE_DISCHARGE:
@@ -466,8 +471,17 @@ void charge_state_machine_task(void)
batt_flags |= EC_BATT_FLAG_CHARGING;
batt_flags &= ~EC_BATT_FLAG_DISCHARGING;
*ctx.memmap_batt_flags = batt_flags;
/* Charging */
powerled_set(POWERLED_YELLOW);
sleep_usec = POLL_PERIOD_CHARGE;
break;
case PWR_STATE_ERROR:
/* Error */
powerled_set(POWERLED_RED);
sleep_usec = POLL_PERIOD_CHARGE;
default:
sleep_usec = POLL_PERIOD_SHORT;
}