IMX_PCIC_POWER_OFF
(*so->pcictag->write)(so, IMX_PCIC_CARD_POWER, IMX_PCIC_POWER_OFF);
(*so->pcictag->set_power)(so, IMX_PCIC_POWER_OFF);
(*so->pcictag->write)(so, IMX_PCIC_CARD_POWER, IMX_PCIC_POWER_OFF);
(*so->pcictag->set_power)(so, IMX_PCIC_POWER_OFF);