xref: /openbmc/linux/arch/arc/include/asm/serial.h (revision 6c33a6f4)
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 */
20