1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Definitions for the KLSI KL5KUSB105 serial port adapter
4 */
5
6/* vendor/product pairs that are known to contain this chipset */
7#define PALMCONNECT_VID		0x0830
8#define PALMCONNECT_PID		0x0080
9
10/* Vendor commands: */
11
12
13/* port table -- the chip supports up to 4 channels */
14
15/* baud rates */
16
17enum {
18	kl5kusb105a_sio_b115200 = 0,
19	kl5kusb105a_sio_b57600  = 1,
20	kl5kusb105a_sio_b38400  = 2,
21	kl5kusb105a_sio_b19200  = 4,
22	kl5kusb105a_sio_b14400  = 5,
23	kl5kusb105a_sio_b9600   = 6,
24	kl5kusb105a_sio_b4800   = 8,	/* unchecked */
25	kl5kusb105a_sio_b2400   = 9,	/* unchecked */
26	kl5kusb105a_sio_b1200   = 0xa,	/* unchecked */
27	kl5kusb105a_sio_b600    = 0xb	/* unchecked */
28};
29
30/* data bits */
31#define kl5kusb105a_dtb_7   7
32#define kl5kusb105a_dtb_8   8
33
34
35
36/* requests: */
37#define KL5KUSB105A_SIO_SET_DATA  1
38#define KL5KUSB105A_SIO_POLL      2
39#define KL5KUSB105A_SIO_CONFIGURE      3
40/* values used for request KL5KUSB105A_SIO_CONFIGURE */
41#define KL5KUSB105A_SIO_CONFIGURE_READ_ON      3
42#define KL5KUSB105A_SIO_CONFIGURE_READ_OFF     2
43
44/* Interpretation of modem status lines */
45/* These need sorting out by individually connecting pins and checking
46 * results. FIXME!
47 * When data is being sent we see 0x30 in the lower byte; this must
48 * contain DSR and CTS ...
49 */
50#define KL5KUSB105A_DSR			((1<<4) | (1<<5))
51#define KL5KUSB105A_CTS			((1<<5) | (1<<4))
52
53#define KL5KUSB105A_WANTS_TO_SEND	0x30
54#if 0
55#define KL5KUSB105A_DTR			/* Data Terminal Ready */
56#define KL5KUSB105A_CTS			/* Clear To Send */
57#define KL5KUSB105A_CD			/* Carrier Detect */
58#define KL5KUSB105A_DSR			/* Data Set Ready */
59#define KL5KUSB105A_RxD			/* Receive pin */
60
61#define KL5KUSB105A_LE
62#define KL5KUSB105A_RTS
63#define KL5KUSB105A_ST
64#define KL5KUSB105A_SR
65#define KL5KUSB105A_RI			/* Ring Indicator */
66#endif
67