XVIP_CTRL_CONTROL
xvip_write(xvip, XVIP_CTRL_CONTROL, XVIP_CTRL_CONTROL_SW_RESET);
xvip_set(xvip, XVIP_CTRL_CONTROL,
xvip_clr(xvip, XVIP_CTRL_CONTROL, XVIP_CTRL_CONTROL_SW_ENABLE);
xvip_write(xvip, XVIP_CTRL_CONTROL,
xvip->saved_ctrl = xvip_read(xvip, XVIP_CTRL_CONTROL);
xvip_write(xvip, XVIP_CTRL_CONTROL,
xvip_set(xvip, XVIP_CTRL_CONTROL, XVIP_CTRL_CONTROL_REG_UPDATE);
xvip_clr(xvip, XVIP_CTRL_CONTROL, XVIP_CTRL_CONTROL_REG_UPDATE);
xvip_write(&xvtc->xvip, XVIP_CTRL_CONTROL,
xvip_write(&xvtc->xvip, XVIP_CTRL_CONTROL, 0);