Linux 6.13-rc4
[linux.git] / arch / openrisc / include / asm / serial.h
bloba9f23af3361d81d6ad2566db322971cf42a9624a
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 * OpenRISC Linux
5 * Linux architectural port borrowing liberally from similar works of
6 * others. All original copyrights apply as per the original source
7 * declaration.
9 * OpenRISC implementation:
10 * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com>
11 * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
12 * et al.
15 #ifndef __ASM_OPENRISC_SERIAL_H
16 #define __ASM_OPENRISC_SERIAL_H
18 #ifdef __KERNEL__
20 #include <asm/cpuinfo.h>
22 /* There's a generic version of this file, but it assumes a 1.8MHz UART clk...
23 * this, on the other hand, assumes the UART clock is tied to the system
24 * clock... 8250_early.c (early 8250 serial console) actually uses this, so
25 * it needs to be correct to get the early console working.
28 #define BASE_BAUD (cpuinfo_or1k[smp_processor_id()].clock_frequency/16)
30 #endif /* __KERNEL__ */
32 #endif /* __ASM_OPENRISC_SERIAL_H */