/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Definitions for the KLSI KL5KUSB105 serial port adapter
 */

/* vendor/product pairs that are known to contain this chipset */
#define PALMCONNECT_VID         0x0830
#define PALMCONNECT_PID         0x0080

/* Vendor commands: */


/* port table -- the chip supports up to 4 channels */

/* baud rates */

enum {
        kl5kusb105a_sio_b115200 = 0,
        kl5kusb105a_sio_b57600  = 1,
        kl5kusb105a_sio_b38400  = 2,
        kl5kusb105a_sio_b19200  = 4,
        kl5kusb105a_sio_b14400  = 5,
        kl5kusb105a_sio_b9600   = 6,
        kl5kusb105a_sio_b4800   = 8,    /* unchecked */
        kl5kusb105a_sio_b2400   = 9,    /* unchecked */
        kl5kusb105a_sio_b1200   = 0xa,  /* unchecked */
        kl5kusb105a_sio_b600    = 0xb   /* unchecked */
};

/* data bits */
#define kl5kusb105a_dtb_7   7
#define kl5kusb105a_dtb_8   8



/* requests: */
#define KL5KUSB105A_SIO_SET_DATA  1
#define KL5KUSB105A_SIO_POLL      2
#define KL5KUSB105A_SIO_CONFIGURE      3
/* values used for request KL5KUSB105A_SIO_CONFIGURE */
#define KL5KUSB105A_SIO_CONFIGURE_READ_ON      3
#define KL5KUSB105A_SIO_CONFIGURE_READ_OFF     2

/* Interpretation of modem status lines */
/* These need sorting out by individually connecting pins and checking
 * results. FIXME!
 * When data is being sent we see 0x30 in the lower byte; this must
 * contain DSR and CTS ...
 */
#define KL5KUSB105A_DSR                 ((1<<4) | (1<<5))
#define KL5KUSB105A_CTS                 ((1<<5) | (1<<4))

#define KL5KUSB105A_WANTS_TO_SEND       0x30
#if 0
#define KL5KUSB105A_DTR                 /* Data Terminal Ready */
#define KL5KUSB105A_CTS                 /* Clear To Send */
#define KL5KUSB105A_CD                  /* Carrier Detect */
#define KL5KUSB105A_DSR                 /* Data Set Ready */
#define KL5KUSB105A_RxD                 /* Receive pin */

#define KL5KUSB105A_LE
#define KL5KUSB105A_RTS
#define KL5KUSB105A_ST
#define KL5KUSB105A_SR
#define KL5KUSB105A_RI                  /* Ring Indicator */
#endif