ECPU_CONTROL_HALT
wl1251_boot_set_ecpu_ctrl(wl, ECPU_CONTROL_HALT);
wl1251_reg_write32(wl, ACX_REG_ECPU_CONTROL, ECPU_CONTROL_HALT);
if ((boot_data & ECPU_CONTROL_HALT) == 0) {
ret = wl1271_boot_set_ecpu_ctrl(wl, ECPU_CONTROL_HALT);