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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-24 20:55:18 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-24 20:55:18 +0400 |
| commit | ff0c4ad2c3a75ccfe6adca916e50804eb45bb2d9 (patch) | |
| tree | 574f2d38793f7a08af73c40a96d6dc76af9c6f46 /arch/openrisc/include/asm/serial.h | |
| parent | fcda12e7f6d58d61997681a9d41779e3fd2ffc94 (diff) | |
| parent | 19f9d392365113f74286b1721c7c032c12cf5abd (diff) | |
| download | linux-ff0c4ad2c3a75ccfe6adca916e50804eb45bb2d9.tar.xz | |
Merge branch 'for-upstream' of git://openrisc.net/jonas/linux
* 'for-upstream' of git://openrisc.net/jonas/linux: (24 commits)
OpenRISC: Add MAINTAINERS entry
OpenRISC: Miscellaneous
OpenRISC: Library routines
OpenRISC: Headers
OpenRISC: Traps
OpenRISC: Module support
OpenRISC: GPIO
OpenRISC: Scheduling/Process management
OpenRISC: Idle/Power management
OpenRISC: System calls
OpenRISC: IRQ
OpenRISC: Timekeeping
OpenRISC: DMA
OpenRISC: PTrace
OpenRISC: Build infrastructure
OpenRISC: Signal handling
OpenRISC: Memory management
OpenRISC: Device tree
OpenRISC: Boot code
iomap: make IOPORT/PCI mapping functions conditional
...
Diffstat (limited to 'arch/openrisc/include/asm/serial.h')
| -rw-r--r-- | arch/openrisc/include/asm/serial.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/openrisc/include/asm/serial.h b/arch/openrisc/include/asm/serial.h new file mode 100644 index 000000000000..270a45241639 --- /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 <phoenix@bsemi.com> + * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se> + * 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 <asm/cpuinfo.h> + +/* 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 */ |