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Diffstat (limited to 'include/ns16550.h')
-rw-r--r-- | include/ns16550.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/include/ns16550.h b/include/ns16550.h new file mode 100644 index 0000000000..b40d1fa5ae --- /dev/null +++ b/include/ns16550.h @@ -0,0 +1,55 @@ +/** + * @file + * @brief Serial NS16550 platform specific header + * + * FileName: include/ns16550.h + * @code struct NS16550_plat @endcode + * represents The specifics of the device present in the system. + */ +/* + * (C) Copyright 2008 + * Texas Instruments, <www.ti.com> + * Nishanth Menon <x0nishan@ti.com> + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __NS16650_PLATFORM_H_ +#define __NS16650_PLATFORM_H_ + +/** + * @brief Platform dependent feature: + * Pass pointer to this structure as part of device_d -> platform_data + */ +struct NS16550_plat { + /** Clock speed */ + unsigned int clock; + /** Console capabilities: + * CONSOLE_STDIN | CONSOLE_STDOUT | CONSOLE_STDERR @see console.h + */ + unsigned char f_caps; + /** + * register read access capability + */ + unsigned int (*reg_read) (unsigned long base, unsigned char reg_offset); + /** + * register write access capability + */ + void (*reg_write) (unsigned int val, unsigned long base, + unsigned char reg_offset); +}; + +#endif /* __NS16650_PLATFORM_H_ */ |