Project import generated by Copybara.
GitOrigin-RevId: 01d50fa62e5b56daa6f2ebc55cf59de9c7b4fb0a
diff --git a/drivers/usb/serial/io_ti.h b/drivers/usb/serial/io_ti.h
new file mode 100644
index 0000000..9bbcee3
--- /dev/null
+++ b/drivers/usb/serial/io_ti.h
@@ -0,0 +1,181 @@
+// 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
