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Silicon Laboratories CP210x USB to RS232 serial adaptor driver is suppported

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lenovo
2023-07-06 22:47:08 +08:00
committed by sakumisu
parent 84598eed7c
commit f672591d58
4 changed files with 2166 additions and 0 deletions
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1763
class/vendor/cp201x/usbh_cp210x.c vendored Normal file
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class/vendor/cp201x/usbh_cp210x.h vendored Normal file
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#ifndef USBH_CP210X_H
#define USBH_CP210X_H
#include <stdint.h>
#include "usbh_core.h"
typedef int32_t speed_t;
typedef int32_t tcflag_t;
#define DRIVER_DESC "Silicon Labs CP210x RS232 serial adaptor driver"
struct usb_serial_port{
uint8_t partnum;
uint8_t ctrlpipe_rx;
uint8_t ctrlpipe_tx;
int32_t max_speed;
speed_t use_actual_rate;
uint8_t bInterfaceNumber;
int has_swapped_line_ctl;
};
typedef unsigned char cc_t;
#define NCCS 19
struct termios {
tcflag_t c_iflag; /* input mode flags */
tcflag_t c_oflag; /* output mode flags */
tcflag_t c_cflag; /* control mode flags */
tcflag_t c_lflag; /* local mode flags */
cc_t c_cc[NCCS]; /* control characters */
cc_t c_line; /* line discipline (== c_cc[19]) */
speed_t c_ispeed; /* input speed */
speed_t c_ospeed; /* output speed */
};
/* Alpha has identical termios and termios2 */
struct termios2 {
tcflag_t c_iflag; /* input mode flags */
tcflag_t c_oflag; /* output mode flags */
tcflag_t c_cflag; /* control mode flags */
tcflag_t c_lflag; /* local mode flags */
cc_t c_cc[NCCS]; /* control characters */
cc_t c_line; /* line discipline (== c_cc[19]) */
speed_t c_ispeed; /* input speed */
speed_t c_ospeed; /* output speed */
};
/* Alpha has matching termios and ktermios */
struct ktermios {
tcflag_t c_iflag; /* input mode flags */
tcflag_t c_oflag; /* output mode flags */
tcflag_t c_cflag; /* control mode flags */
tcflag_t c_lflag; /* local mode flags */
cc_t c_cc[NCCS]; /* control characters */
cc_t c_line; /* line discipline (== c_cc[19]) */
speed_t c_ispeed; /* input speed */
speed_t c_ospeed; /* output speed */
};
struct tty_struct{
struct usb_serial_port driver_data;
struct termios termios;
};
int cp210x_attach(struct usb_serial_port *port);
int cp210x_port_probe(struct usb_serial_port *port);
void cp210x_break_ctl(struct tty_struct *tty, int break_state);
int cp210x_open(struct tty_struct *tty);
int cp210x_tiocmget(struct tty_struct *tty);
void cp210x_set_termios(struct tty_struct *tty);
void cp210x_change_speed(struct tty_struct *tty);
void cp210x_dtr_rts(struct usb_serial_port *port, int on);
struct usbh_cp210x
{
struct usbh_hubport *hport;
uint8_t intf;
usbh_pipe_t bulkin;
usbh_pipe_t bulkout;
struct usbh_urb bulkin_urb;
struct usbh_urb bulkout_urb;
struct tty_struct drv_data;
int index;
};
/* weak defined function */
void drv_usbh_cp210x_run(struct usbh_cp210x *p_device);
void drv_usbh_cp210x_stop(struct usbh_cp210x *p_device);
#endif