https://github.com/torvalds/linux
Tip revision: d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 authored by Linus Torvalds on 27 January 2020, 00:23:03 UTC
Linux 5.5
Linux 5.5
Tip revision: d5226fa
io_ti.h
// SPDX-License-Identifier: GPL-2.0+
/*****************************************************************************
*
* Copyright (C) 1997-2002 Inside Out Networks, Inc.
*
* Feb-16-2001 DMI Added I2C structure definitions
* May-29-2002 gkh Ported to Linux
*
*
******************************************************************************/
#ifndef _IO_TI_H_
#define _IO_TI_H_
/* Address Space */
#define DTK_ADDR_SPACE_XDATA 0x03 /* Addr is placed in XDATA space */
#define DTK_ADDR_SPACE_I2C_TYPE_II 0x82 /* Addr is placed in I2C area */
#define DTK_ADDR_SPACE_I2C_TYPE_III 0x83 /* Addr is placed in I2C area */
/* UART Defines */
#define UMPMEM_BASE_UART1 0xFFA0 /* UMP UART1 base address */
#define UMPMEM_BASE_UART2 0xFFB0 /* UMP UART2 base address */
#define UMPMEM_OFFS_UART_LSR 0x05 /* UMP UART LSR register offset */
/* Bits per character */
#define UMP_UART_CHAR5BITS 0x00
#define UMP_UART_CHAR6BITS 0x01
#define UMP_UART_CHAR7BITS 0x02
#define UMP_UART_CHAR8BITS 0x03
/* Parity */
#define UMP_UART_NOPARITY 0x00
#define UMP_UART_ODDPARITY 0x01
#define UMP_UART_EVENPARITY 0x02
#define UMP_UART_MARKPARITY 0x03
#define UMP_UART_SPACEPARITY 0x04
/* Stop bits */
#define UMP_UART_STOPBIT1 0x00
#define UMP_UART_STOPBIT15 0x01
#define UMP_UART_STOPBIT2 0x02
/* Line status register masks */
#define UMP_UART_LSR_OV_MASK 0x01
#define UMP_UART_LSR_PE_MASK 0x02
#define UMP_UART_LSR_FE_MASK 0x04
#define UMP_UART_LSR_BR_MASK 0x08
#define UMP_UART_LSR_ER_MASK 0x0F
#define UMP_UART_LSR_RX_MASK 0x10
#define UMP_UART_LSR_TX_MASK 0x20
#define UMP_UART_LSR_DATA_MASK (LSR_PAR_ERR | LSR_FRM_ERR | LSR_BREAK)
/* Port Settings Constants) */
#define UMP_MASK_UART_FLAGS_RTS_FLOW 0x0001
#define UMP_MASK_UART_FLAGS_RTS_DISABLE 0x0002
#define UMP_MASK_UART_FLAGS_PARITY 0x0008
#define UMP_MASK_UART_FLAGS_OUT_X_DSR_FLOW 0x0010
#define UMP_MASK_UART_FLAGS_OUT_X_CTS_FLOW 0x0020
#define UMP_MASK_UART_FLAGS_OUT_X 0x0040
#define UMP_MASK_UART_FLAGS_OUT_XA 0x0080
#define UMP_MASK_UART_FLAGS_IN_X 0x0100
#define UMP_MASK_UART_FLAGS_DTR_FLOW 0x0800
#define UMP_MASK_UART_FLAGS_DTR_DISABLE 0x1000
#define UMP_MASK_UART_FLAGS_RECEIVE_MS_INT 0x2000
#define UMP_MASK_UART_FLAGS_AUTO_START_ON_ERR 0x4000
#define UMP_DMA_MODE_CONTINOUS 0x01
#define UMP_PIPE_TRANS_TIMEOUT_ENA 0x80
#define UMP_PIPE_TRANSFER_MODE_MASK 0x03
#define UMP_PIPE_TRANS_TIMEOUT_MASK 0x7C
/* Purge port Direction Mask Bits */
#define UMP_PORT_DIR_OUT 0x01
#define UMP_PORT_DIR_IN 0x02
/* Address of Port 0 */
#define UMPM_UART1_PORT 0x03
/* Commands */
#define UMPC_SET_CONFIG 0x05
#define UMPC_OPEN_PORT 0x06
#define UMPC_CLOSE_PORT 0x07
#define UMPC_START_PORT 0x08
#define UMPC_STOP_PORT 0x09
#define UMPC_TEST_PORT 0x0A
#define UMPC_PURGE_PORT 0x0B
/* Force the Firmware to complete the current Read */
#define UMPC_COMPLETE_READ 0x80
/* Force UMP back into BOOT Mode */
#define UMPC_HARDWARE_RESET 0x81
/*
* Copy current download image to type 0xf2 record in 16k I2C
* firmware will change 0xff record to type 2 record when complete
*/
#define UMPC_COPY_DNLD_TO_I2C 0x82
/*
* Special function register commands
* wIndex is register address
* wValue is MSB/LSB mask/data
*/
#define UMPC_WRITE_SFR 0x83 /* Write SFR Register */
/* wIndex is register address */
#define UMPC_READ_SFR 0x84 /* Read SRF Register */
/* Set or Clear DTR (wValue bit 0 Set/Clear) wIndex ModuleID (port) */
#define UMPC_SET_CLR_DTR 0x85
/* Set or Clear RTS (wValue bit 0 Set/Clear) wIndex ModuleID (port) */
#define UMPC_SET_CLR_RTS 0x86
/* Set or Clear LOOPBACK (wValue bit 0 Set/Clear) wIndex ModuleID (port) */
#define UMPC_SET_CLR_LOOPBACK 0x87
/* Set or Clear BREAK (wValue bit 0 Set/Clear) wIndex ModuleID (port) */
#define UMPC_SET_CLR_BREAK 0x88
/* Read MSR wIndex ModuleID (port) */
#define UMPC_READ_MSR 0x89
/* Toolkit commands */
/* Read-write group */
#define UMPC_MEMORY_READ 0x92
#define UMPC_MEMORY_WRITE 0x93
/*
* UMP DMA Definitions
*/
#define UMPD_OEDB1_ADDRESS 0xFF08
#define UMPD_OEDB2_ADDRESS 0xFF10
struct out_endpoint_desc_block {
__u8 Configuration;
__u8 XBufAddr;
__u8 XByteCount;
__u8 Unused1;
__u8 Unused2;
__u8 YBufAddr;
__u8 YByteCount;
__u8 BufferSize;
} __attribute__((packed));
/*
* TYPE DEFINITIONS
* Structures for Firmware commands
*/
/* UART settings */
struct ump_uart_config {
__u16 wBaudRate; /* Baud rate */
__u16 wFlags; /* Bitmap mask of flags */
__u8 bDataBits; /* 5..8 - data bits per character */
__u8 bParity; /* Parity settings */
__u8 bStopBits; /* Stop bits settings */
char cXon; /* XON character */
char cXoff; /* XOFF character */
__u8 bUartMode; /* Will be updated when a user */
/* interface is defined */
} __attribute__((packed));
/*
* TYPE DEFINITIONS
* Structures for USB interrupts
*/
/* Interrupt packet structure */
struct ump_interrupt {
__u8 bICode; /* Interrupt code (interrupt num) */
__u8 bIInfo; /* Interrupt information */
} __attribute__((packed));
#define TIUMP_GET_PORT_FROM_CODE(c) (((c) >> 6) & 0x01)
#define TIUMP_GET_FUNC_FROM_CODE(c) ((c) & 0x0f)
#define TIUMP_INTERRUPT_CODE_LSR 0x03
#define TIUMP_INTERRUPT_CODE_MSR 0x04
#endif