root/arch/arc/include/asm/serial.h

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INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com)
   4  */
   5 
   6 #ifndef _ASM_ARC_SERIAL_H
   7 #define _ASM_ARC_SERIAL_H
   8 
   9 /*
  10  * early 8250 (now earlycon) requires BASE_BAUD to be defined in this header.
  11  * However to still determine it dynamically (for multi-platform images)
  12  * we do this in a helper by parsing the FDT early
  13  */
  14 
  15 extern unsigned int __init arc_early_base_baud(void);
  16 
  17 #define BASE_BAUD       arc_early_base_baud()
  18 
  19 #endif /* _ASM_ARC_SERIAL_H */
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