void powermgmt_init_target(void)
{
imx233_power_set_charge_current(IMX233_CHARGE_CURRENT);
imx233_power_set_stop_current(IMX233_STOP_CURRENT);
/* assume that adc_init was called and battery monitoring via LRADC setup */
__REG_SET(HW_POWER_BATTMONITOR) = HW_POWER_BATTMONITOR__ENBATADJ;
/* make sure we are in a known state: disable charger and 4p2 */
__REG_SET(HW_POWER_CHARGE) = HW_POWER_CHARGE__PWD_BATTCHRG;
__REG_CLR(HW_POWER_DCDC4P2) = HW_POWER_DCDC4P2__ENABLE_DCDC |
HW_POWER_DCDC4P2__ENABLE_4P2;
__REG_SET(HW_POWER_5VCTRL) = HW_POWER_5VCTRL__PWD_CHARGE_4P2;
charge_state = DISCHARGING;
}
void imx233_powermgmt_init(void)
{
imx233_power_set_charge_current(IMX233_CHARGE_CURRENT);
imx233_power_set_stop_current(IMX233_STOP_CURRENT);
#if IMX233_SUBTARGET >= 3700
/* assume that adc_init was called and battery monitoring via LRADC setup */
BF_WR(POWER_BATTMONITOR, EN_BATADJ(1));
/* setup linear regulator offsets to 25 mV below to prevent contention between
* linear regulators and DCDC */
BF_WR(POWER_VDDDCTRL, LINREG_OFFSET(2));
BF_WR(POWER_VDDACTRL, LINREG_OFFSET(2));
BF_WR(POWER_VDDIOCTRL, LINREG_OFFSET(2));
/* enable a few bits controlling the DC-DC as recommended by Freescale */
BF_SET(POWER_LOOPCTRL, TOGGLE_DIF);
BF_SET(POWER_LOOPCTRL, EN_CM_HYST);
BF_CS(POWER_LOOPCTRL, EN_RCSCALE(1));
#else
BF_SET(POWER_5VCTRL, LINREG_OFFSET);
#endif
}
void imx233_powermgmt_init(void)
{
imx233_power_set_charge_current(IMX233_CHARGE_CURRENT);
imx233_power_set_stop_current(IMX233_STOP_CURRENT);
/* assume that adc_init was called and battery monitoring via LRADC setup */
BF_WR(POWER_BATTMONITOR, EN_BATADJ, 1);
#if IMX233_SUBTARGET >= 3700
/* setup linear regulator offsets to 25 mV below to prevent contention between
* linear regulators and DCDC */
BF_WR(POWER_VDDDCTRL, LINREG_OFFSET, 2);
BF_WR(POWER_VDDACTRL, LINREG_OFFSET, 2);
BF_WR(POWER_VDDIOCTRL, LINREG_OFFSET, 2);
/* enable DCDC (more efficient) */
BF_SET(POWER_5VCTRL, ENABLE_DCDC);
BF_CLR(POWER_5VCTRL, DCDC_XFER);
#else
BF_SET(POWER_5VCTRL, LINREG_OFFSET);
BF_SET(POWER_5VCTRL, EN_DCDC1);
BF_SET(POWER_5VCTRL, EN_DCDC2);
#endif
#if IMX233_SUBTARGET >= 3780
/* enable a few bits controlling the DC-DC as recommended by Freescale */
BF_SET(POWER_LOOPCTRL, TOGGLE_DIF);
BF_SET(POWER_LOOPCTRL, EN_CM_HYST);
BF_CLR(POWER_LOOPCTRL, EN_RCSCALE);
BF_SETV(POWER_LOOPCTRL, EN_RCSCALE, 1);
/* adjust arbitration between 4.2 and battery */
BF_WR(POWER_DCDC4P2, CMPTRIP, 0); /* 85% */
BF_WR(POWER_DCDC4P2, DROPOUT_CTRL, 0xe); /* select greater, 200 mV drop */
/* make sure we are in a known state: disable charger and 4p2 */
BF_SET(POWER_CHARGE, PWD_BATTCHRG);
BF_WR(POWER_DCDC4P2, ENABLE_DCDC, 0);
BF_WR(POWER_DCDC4P2, ENABLE_4P2, 0);
BF_SET(POWER_5VCTRL, PWD_CHARGE_4P2);
#endif
}
