UARTDM_DMEN
msm_write(port, 0, UARTDM_DMEN);
msm_write(&device->port, 0, UARTDM_DMEN);
val = msm_read(port, UARTDM_DMEN);
msm_write(port, val, UARTDM_DMEN);
val = msm_read(port, UARTDM_DMEN);
msm_write(port, val, UARTDM_DMEN);
val = msm_read(port, UARTDM_DMEN);
msm_write(port, val, UARTDM_DMEN);
msm_write(port, val, UARTDM_DMEN);
val = msm_read(port, UARTDM_DMEN);
msm_write(port, val, UARTDM_DMEN);
val = msm_read(uart, UARTDM_DMEN);
msm_write(uart, val, UARTDM_DMEN);
msm_write(uart, val, UARTDM_DMEN);