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- /*
- * escore-uart-common.h -- UART interface for Audience earSmart chips
- *
- * Copyright 2013 Audience, Inc.
- *
- * Author: Matt Lupfer <mlupfer@cardinalpeak.com>
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
- #ifndef _ESCORE_UART_COMMON_H
- #define _ESCORE_UART_COMMON_H
- #define UART_TTY_DEVICE_NODE "/dev/ttyHS1"
- #define UART_TTY_BAUD_RATE_BOOTLOADER 460800
- #define UART_TTY_BAUD_RATE_FIRMWARE 3000000
- #define UART_TTY_STOP_BITS 2
- #define UART_TTY_WRITE_SZ 512
- #define ESCORE_SBL_SYNC_CMD 0x00
- #define ESCORE_SBL_SYNC_ACK ESCORE_SBL_SYNC_CMD
- #define ESCORE_SBL_BOOT_CMD 0x01
- #define ESCORE_SBL_BOOT_ACK ESCORE_SBL_BOOT_CMD
- #define ESCORE_SBL_FW_ACK 0x02
- int escore_uart_read(struct escore_priv *escore, void *buf, int len);
- int escore_uart_write(struct escore_priv *escore, const void *buf, int len);
- int escore_uart_cmd(struct escore_priv *escore, u32 cmd, int sr, u32 *resp);
- int escore_configure_tty(struct tty_struct *tty, u32 bps, int stop);
- int escore_uart_open(struct escore_priv *escore);
- int escore_uart_close(struct escore_priv *escore);
- int escore_uart_wait(struct escore_priv *escore);
- extern struct es_stream_device es_uart_streamdev;
- #endif
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