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/* vi: ts=8 sw=8
*
* TI 3410/5052 USB Serial Driver Header
*
* Copyright (C) 2004 Texas Instruments
*
* This driver is based on the Linux io_ti driver, which is
* Copyright (C) 2000-2002 Inside Out Networks
* Copyright (C) 2001-2002 Greg Kroah-Hartman
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* For questions or problems with this driver, contact Texas Instruments
* technical support, or Al Borchers <alborchers@steinerpoint.com>, or
* Peter Berger <pberger@brimson.com>.
*/
#ifndef _TI_3410_5052_H_
#define _TI_3410_5052_H_
/* Configuration ids */
#define TI_BOOT_CONFIG 1
#define TI_ACTIVE_CONFIG 2
/* Vendor and product ids */
#define TI_VENDOR_ID 0x0451
#define TI_3410_PRODUCT_ID 0x3410
#define TI_3410_EZ430_ID 0xF430 /* TI ez430 development tool */
#define TI_5052_BOOT_PRODUCT_ID 0x5052 /* no EEPROM, no firmware */
#define TI_5152_BOOT_PRODUCT_ID 0x5152 /* no EEPROM, no firmware */
#define TI_5052_EEPROM_PRODUCT_ID 0x505A /* EEPROM, no firmware */
#define TI_5052_FIRMWARE_PRODUCT_ID 0x505F /* firmware is running */
/* Commands */
#define TI_GET_VERSION 0x01
#define TI_GET_PORT_STATUS 0x02
#define TI_GET_PORT_DEV_INFO 0x03
#define TI_GET_CONFIG 0x04
#define TI_SET_CONFIG 0x05
#define TI_OPEN_PORT 0x06
#define TI_CLOSE_PORT 0x07
#define TI_START_PORT 0x08
#define TI_STOP_PORT 0x09
#define TI_TEST_PORT 0x0A
#define TI_PURGE_PORT 0x0B
#define TI_RESET_EXT_DEVICE 0x0C
#define TI_WRITE_DATA 0x80
#define TI_READ_DATA 0x81
#define TI_REQ_TYPE_CLASS 0x82
/* Module identifiers */
#define TI_I2C_PORT 0x01
#define TI_IEEE1284_PORT 0x02
#define TI_UART1_PORT 0x03
#define TI_UART2_PORT 0x04
#define TI_RAM_PORT 0x05
/* Modem status */
#define TI_MSR_DELTA_CTS 0x01
#define TI_MSR_DELTA_DSR 0x02
#define TI_MSR_DELTA_RI 0x04
#define TI_MSR_DELTA_CD 0x08
#define TI_MSR_CTS 0x10
#define TI_MSR_DSR 0x20
#define TI_MSR_RI 0x40
#define TI_MSR_CD 0x80
#define TI_MSR_DELTA_MASK 0x0F
#define TI_MSR_MASK 0xF0
/* Line status */
#define TI_LSR_OVERRUN_ERROR 0x01
#define TI_LSR_PARITY_ERROR 0x02
#define TI_LSR_FRAMING_ERROR 0x04
#define TI_LSR_BREAK 0x08
#define TI_LSR_ERROR 0x0F
#define TI_LSR_RX_FULL 0x10
#define TI_LSR_TX_EMPTY 0x20
/* Line control */
#define TI_LCR_BREAK 0x40
/* Modem control */
#define TI_MCR_LOOP 0x04
#define TI_MCR_DTR 0x10
#define TI_MCR_RTS 0x20
/* Mask settings */
#define TI_UART_ENABLE_RTS_IN 0x0001
#define TI_UART_DISABLE_RTS 0x0002
#define TI_UART_ENABLE_PARITY_CHECKING 0x0008
#define TI_UART_ENABLE_DSR_OUT 0x0010
#define TI_UART_ENABLE_CTS_OUT 0x0020
#define TI_UART_ENABLE_X_OUT 0x0040
#define TI_UART_ENABLE_XA_OUT 0x0080
#define TI_UART_ENABLE_X_IN 0x0100
#define TI_UART_ENABLE_DTR_IN 0x0800
#define TI_UART_DISABLE_DTR 0x1000
#define TI_UART_ENABLE_MS_INTS 0x2000
#define TI_UART_ENABLE_AUTO_START_DMA 0x4000
/* Parity */
#define TI_UART_NO_PARITY 0x00
#define TI_UART_ODD_PARITY 0x01
#define TI_UART_EVEN_PARITY 0x02
#define TI_UART_MARK_PARITY 0x03
#define TI_UART_SPACE_PARITY 0x04
/* Stop bits */
#define TI_UART_1_STOP_BITS 0x00
#define TI_UART_1_5_STOP_BITS 0x01
#define TI_UART_2_STOP_BITS 0x02
/* Bits per character */
#define TI_UART_5_DATA_BITS 0x00
#define TI_UART_6_DATA_BITS 0x01
#define TI_UART_7_DATA_BITS 0x02
#define TI_UART_8_DATA_BITS 0x03
/* 232/485 modes */
#define TI_UART_232 0x00
#define TI_UART_485_RECEIVER_DISABLED 0x01
#define TI_UART_485_RECEIVER_ENABLED 0x02
/* Pipe transfer mode and timeout */
#define TI_PIPE_MODE_CONTINOUS 0x01
#define TI_PIPE_MODE_MASK 0x03
#define TI_PIPE_TIMEOUT_MASK 0x7C
#define TI_PIPE_TIMEOUT_ENABLE 0x80
/* Config struct */
struct ti_uart_config {
__u16 wBaudRate;
__u16 wFlags;
__u8 bDataBits;
__u8 bParity;
__u8 bStopBits;
char cXon;
char cXoff;
__u8 bUartMode;
} __attribute__((packed));
/* Get port status */
struct ti_port_status {
__u8 bCmdCode;
__u8 bModuleId;
__u8 bErrorCode;
__u8 bMSR;
__u8 bLSR;
} __attribute__((packed));
/* Purge modes */
#define TI_PURGE_OUTPUT 0x00
#define TI_PURGE_INPUT 0x80
/* Read/Write data */
#define TI_RW_DATA_ADDR_SFR 0x10
#define TI_RW_DATA_ADDR_IDATA 0x20
#define TI_RW_DATA_ADDR_XDATA 0x30
#define TI_RW_DATA_ADDR_CODE 0x40
#define TI_RW_DATA_ADDR_GPIO 0x50
#define TI_RW_DATA_ADDR_I2C 0x60
#define TI_RW_DATA_ADDR_FLASH 0x70
#define TI_RW_DATA_ADDR_DSP 0x80
#define TI_RW_DATA_UNSPECIFIED 0x00
#define TI_RW_DATA_BYTE 0x01
#define TI_RW_DATA_WORD 0x02
#define TI_RW_DATA_DOUBLE_WORD 0x04
struct ti_write_data_bytes {
__u8 bAddrType;
__u8 bDataType;
__u8 bDataCounter;
__be16 wBaseAddrHi;
__be16 wBaseAddrLo;
__u8 bData[0];
} __attribute__((packed));
struct ti_read_data_request {
__u8 bAddrType;
__u8 bDataType;
__u8 bDataCounter;
__be16 wBaseAddrHi;
__be16 wBaseAddrLo;
} __attribute__((packed));
struct ti_read_data_bytes {
__u8 bCmdCode;
__u8 bModuleId;
__u8 bErrorCode;
__u8 bData[0];
} __attribute__((packed));
/* Interrupt struct */
struct ti_interrupt {
__u8 bICode;
__u8 bIInfo;
} __attribute__((packed));
/* Interrupt codes */
#define TI_GET_PORT_FROM_CODE(c) (((c) >> 4) - 3)
#define TI_GET_FUNC_FROM_CODE(c) ((c) & 0x0f)
#define TI_CODE_HARDWARE_ERROR 0xFF
#define TI_CODE_DATA_ERROR 0x03
#define TI_CODE_MODEM_STATUS 0x04
/* Download firmware max packet size */
#define TI_DOWNLOAD_MAX_PACKET_SIZE 64
/* Firmware image header */
struct ti_firmware_header {
__le16 wLength;
__u8 bCheckSum;
} __attribute__((packed));
/* UART addresses */
#define TI_UART1_BASE_ADDR 0xFFA0 /* UART 1 base address */
#define TI_UART2_BASE_ADDR 0xFFB0 /* UART 2 base address */
#define TI_UART_OFFSET_LCR 0x0002 /* UART MCR register offset */
#define TI_UART_OFFSET_MCR 0x0004 /* UART MCR register offset */
#endif /* _TI_3410_5052_H_ */
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