1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef CYPRESS_M8_H
3 #define CYPRESS_M8_H
4 
5 /*
6  * definitions and function prototypes used for the cypress USB to Serial
7  * controller
8  */
9 
10 /*
11  * For sending our feature buffer - controlling serial communication states.
12  * Linux HID has no support for serial devices so we do this through the driver
13  */
14 #define HID_REQ_GET_REPORT	0x01
15 #define HID_REQ_SET_REPORT	0x09
16 
17 /* List other cypress USB to Serial devices here, and add them to the id_table */
18 
19 /* DeLorme Earthmate USB - a GPS device */
20 #define VENDOR_ID_DELORME		0x1163
21 #define PRODUCT_ID_EARTHMATEUSB		0x0100
22 #define PRODUCT_ID_EARTHMATEUSB_LT20	0x0200
23 
24 /* Cypress HID->COM RS232 Adapter */
25 #define VENDOR_ID_CYPRESS		0x04b4
26 #define PRODUCT_ID_CYPHIDCOM		0x5500
27 
28 /* Simply Automated HID->COM UPB PIM (using Cypress PID 0x5500) */
29 #define VENDOR_ID_SAI			0x17dd
30 
31 /* FRWD Dongle - a GPS sports watch */
32 #define VENDOR_ID_FRWD			0x6737
33 #define PRODUCT_ID_CYPHIDCOM_FRWD	0x0001
34 
35 /* Powercom UPS, chip CY7C63723 */
36 #define VENDOR_ID_POWERCOM		0x0d9f
37 #define PRODUCT_ID_UPS			0x0002
38 
39 /* Nokia CA-42 USB to serial cable */
40 #define VENDOR_ID_DAZZLE		0x07d0
41 #define PRODUCT_ID_CA42			0x4101
42 /* End of device listing */
43 
44 /* Used for setting / requesting serial line settings */
45 #define CYPRESS_SET_CONFIG	0x01
46 #define CYPRESS_GET_CONFIG	0x02
47 
48 /* Used for throttle control */
49 #define THROTTLED		0x1
50 #define ACTUALLY_THROTTLED	0x2
51 
52 /*
53  * chiptypes - used in case firmware differs from the generic form ... offering
54  * different baud speeds/etc.
55  */
56 #define CT_EARTHMATE	0x01
57 #define CT_CYPHIDCOM	0x02
58 #define CT_CA42V2	0x03
59 #define CT_GENERIC	0x0F
60 /* End of chiptype definitions */
61 
62 /*
63  * RS-232 serial data communication protocol definitions.
64  *
65  * These are sent / read at byte 0 of the input/output hid reports.
66  * You can find these values defined in the CY4601 USB to Serial design notes.
67  */
68 
69 #define CONTROL_DTR	0x20	/* data terminal ready */
70 #define CONTROL_RTS	0x10	/* request to send */
71 #define CONTROL_RESET	0x08	/* sent with output report */
72 
73 #define UART_MSR_MASK	0xf0
74 #define UART_RI		0x80	/* ring indicator */
75 #define UART_CD		0x40	/* carrier detect */
76 #define UART_DSR	0x20	/* data set ready */
77 #define UART_CTS	0x10	/* clear to send */
78 #define CYP_ERROR	0x08	/* received from input report */
79 
80 /* End of RS-232 protocol definitions */
81 
82 #endif /* CYPRESS_M8_H */
83