xref: /linux/drivers/usb/serial/cypress_m8.h (revision 25b6f08e3fa0d84e26a373a205cfdad208b54af7)
11da177e4SLinus Torvalds #ifndef CYPRESS_M8_H
21da177e4SLinus Torvalds #define CYPRESS_M8_H
31da177e4SLinus Torvalds 
41da177e4SLinus Torvalds /* definitions and function prototypes used for the cypress USB to Serial controller */
51da177e4SLinus Torvalds 
61da177e4SLinus Torvalds /* For sending our feature buffer - controlling serial communication states */
71da177e4SLinus Torvalds /* Linux HID has no support for serial devices so we do this through the driver */
81da177e4SLinus Torvalds #define HID_REQ_GET_REPORT 0x01
91da177e4SLinus Torvalds #define HID_REQ_SET_REPORT 0x09
101da177e4SLinus Torvalds 
111da177e4SLinus Torvalds /* List other cypress USB to Serial devices here, and add them to the id_table */
121da177e4SLinus Torvalds 
131da177e4SLinus Torvalds /* DeLorme Earthmate USB - a GPS device */
141da177e4SLinus Torvalds #define	VENDOR_ID_DELORME		 0x1163
151da177e4SLinus Torvalds #define PRODUCT_ID_EARTHMATEUSB		 0x0100
16*25b6f08eSLonnie Mendez #define PRODUCT_ID_EARTHMATEUSB_LT20	 0x0200
171da177e4SLinus Torvalds 
181da177e4SLinus Torvalds /* Cypress HID->COM RS232 Adapter */
191da177e4SLinus Torvalds #define VENDOR_ID_CYPRESS		 0x04b4
201da177e4SLinus Torvalds #define PRODUCT_ID_CYPHIDCOM		 0x5500
211da177e4SLinus Torvalds /* End of device listing */
221da177e4SLinus Torvalds 
231da177e4SLinus Torvalds /* Used for setting / requesting serial line settings */
241da177e4SLinus Torvalds #define CYPRESS_SET_CONFIG 0x01
251da177e4SLinus Torvalds #define CYPRESS_GET_CONFIG 0x02
261da177e4SLinus Torvalds 
271da177e4SLinus Torvalds /* Used for throttle control */
281da177e4SLinus Torvalds #define THROTTLED 0x1
291da177e4SLinus Torvalds #define ACTUALLY_THROTTLED 0x2
301da177e4SLinus Torvalds 
311da177e4SLinus Torvalds /* chiptypes - used in case firmware differs from the generic form ... offering
321da177e4SLinus Torvalds  * 	different baud speeds/etc.
331da177e4SLinus Torvalds  */
341da177e4SLinus Torvalds 
351da177e4SLinus Torvalds #define CT_EARTHMATE	0x01
361da177e4SLinus Torvalds #define CT_CYPHIDCOM	0x02
371da177e4SLinus Torvalds #define CT_GENERIC	0x0F
381da177e4SLinus Torvalds /* End of chiptype definitions */
391da177e4SLinus Torvalds 
401da177e4SLinus Torvalds /* RS-232 serial data communication protocol definitions */
411da177e4SLinus Torvalds /* these are sent / read at byte 0 of the input/output hid reports */
421da177e4SLinus Torvalds /* You can find these values defined in the CY4601 USB to Serial design notes */
431da177e4SLinus Torvalds 
441da177e4SLinus Torvalds #define CONTROL_DTR 	0x20	/* data terminal ready - flow control - host to device */
451da177e4SLinus Torvalds #define UART_DSR	0x20	/* data set ready - flow control - device to host */
461da177e4SLinus Torvalds #define CONTROL_RTS 	0x10	/* request to send - flow control - host to device */
471da177e4SLinus Torvalds #define UART_CTS	0x10	/* clear to send - flow control - device to host */
481da177e4SLinus Torvalds #define	UART_RI		0x10	/* ring indicator - modem - device to host */
491da177e4SLinus Torvalds #define UART_CD		0x40	/* carrier detect - modem - device to host */
501da177e4SLinus Torvalds #define CYP_ERROR 	0x08	/* received from input report - device to host */
511da177e4SLinus Torvalds /* Note - the below has nothing to to with the "feature report" reset */
521da177e4SLinus Torvalds #define CONTROL_RESET	0x08  	/* sent with output report - host to device */
531da177e4SLinus Torvalds 
541da177e4SLinus Torvalds /* End of RS-232 protocol definitions */
551da177e4SLinus Torvalds 
561da177e4SLinus Torvalds #endif /* CYPRESS_M8_H */
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