drivers/usb/serial/cypress_m8.h

   1 #ifndef CYPRESS_M8_H
   2 #define CYPRESS_M8_H
   3
   4 /* definitions and function prototypes used for the cypress USB to Serial controller */
   5
   6 /* For sending our feature buffer - controlling serial communication states */
   7 /* Linux HID has no support for serial devices so we do this through the driver */
   8 #define HID_REQ_GET_REPORT 0x01
   9 #define HID_REQ_SET_REPORT 0x09
  10
  11 /* List other cypress USB to Serial devices here, and add them to the id_table */
  12
  13 /* DeLorme Earthmate USB - a GPS device */
  14 #define VENDOR_ID_DELORME                0x1163
  15 #define PRODUCT_ID_EARTHMATEUSB          0x0100
  16 #define PRODUCT_ID_EARTHMATEUSB_LT20     0x0200
  17
  18 /* Cypress HID->COM RS232 Adapter */
  19 #define VENDOR_ID_CYPRESS                0x04b4
  20 #define PRODUCT_ID_CYPHIDCOM             0x5500
  21 /* End of device listing */
  22
  23 /* Used for setting / requesting serial line settings */
  24 #define CYPRESS_SET_CONFIG 0x01
  25 #define CYPRESS_GET_CONFIG 0x02
  26
  27 /* Used for throttle control */
  28 #define THROTTLED 0x1
  29 #define ACTUALLY_THROTTLED 0x2
  30
  31 /* chiptypes - used in case firmware differs from the generic form ... offering
  32  *      different baud speeds/etc.
  33  */
  34
  35 #define CT_EARTHMATE    0x01
  36 #define CT_CYPHIDCOM    0x02
  37 #define CT_GENERIC      0x0F
  38 /* End of chiptype definitions */
  39
  40 /* RS-232 serial data communication protocol definitions */
  41 /* these are sent / read at byte 0 of the input/output hid reports */
  42 /* You can find these values defined in the CY4601 USB to Serial design notes */
  43
  44 #define CONTROL_DTR     0x20    /* data terminal ready - flow control - host to device */
  45 #define UART_DSR        0x20    /* data set ready - flow control - device to host */
  46 #define CONTROL_RTS     0x10    /* request to send - flow control - host to device */
  47 #define UART_CTS        0x10    /* clear to send - flow control - device to host */
  48 #define UART_RI         0x10    /* ring indicator - modem - device to host */
  49 #define UART_CD         0x40    /* carrier detect - modem - device to host */
  50 #define CYP_ERROR       0x08    /* received from input report - device to host */
  51 /* Note - the below has nothing to to with the "feature report" reset */
  52 #define CONTROL_RESET   0x08    /* sent with output report - host to device */
  53
  54 /* End of RS-232 protocol definitions */
  55
  56 #endif /* CYPRESS_M8_H */