From 58e0166a4772aaeb10c9b0f6d59f19099d2047df Mon Sep 17 00:00:00 2001 From: Jonas Bonn Date: Sat, 4 Jun 2011 22:43:49 +0300 Subject: OpenRISC: Headers Signed-off-by: Jonas Bonn Reviewed-by: Arnd Bergmann --- arch/openrisc/include/asm/serial.h | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 arch/openrisc/include/asm/serial.h (limited to 'arch/openrisc/include/asm/serial.h') diff --git a/arch/openrisc/include/asm/serial.h b/arch/openrisc/include/asm/serial.h new file mode 100644 index 00000000000..270a4524163 --- /dev/null +++ b/arch/openrisc/include/asm/serial.h @@ -0,0 +1,36 @@ +/* + * OpenRISC Linux + * + * Linux architectural port borrowing liberally from similar works of + * others. All original copyrights apply as per the original source + * declaration. + * + * OpenRISC implementation: + * Copyright (C) 2003 Matjaz Breskvar + * Copyright (C) 2010-2011 Jonas Bonn + * et al. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __ASM_OPENRISC_SERIAL_H +#define __ASM_OPENRISC_SERIAL_H + +#ifdef __KERNEL__ + +#include + +/* There's a generic version of this file, but it assumes a 1.8MHz UART clk... + * this, on the other hand, assumes the UART clock is tied to the system + * clock... 8250_early.c (early 8250 serial console) actually uses this, so + * it needs to be correct to get the early console working. + */ + +#define BASE_BAUD (cpuinfo.clock_frequency/16) + +#endif /* __KERNEL__ */ + +#endif /* __ASM_OPENRISC_SERIAL_H */ -- cgit v1.2.3