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| author | Nishanth Menon <x0nishan@ti.com> | 2008-06-05 19:45:21 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2008-06-05 19:45:21 +0200 |
| commit | cd008fb265a665f88503b3cb1df8f48d768d807a (patch) | |
| tree | 5db4bff4d8f5401ecb1da733e76f513fe03d3826 /include/ns16550.h | |
| parent | 296ea53c68e51ba0de0f7f8f5fe61e3c9e7e7533 (diff) | |
| download | barebox-cd008fb265a665f88503b3cb1df8f48d768d807a.tar.gz barebox-cd008fb265a665f88503b3cb1df8f48d768d807a.tar.xz | |
009-add-NS16550
[Patch 09/17] U-Boot-V2:Serial: Add support for NS16550 Driver.
This introduces support for NS16550 and related OMAP support. This driver is a port from Uboot v1 driver from OMAP's Uboot tree.
OMAP U-Boot V1 source is available here: http://linux.omap.com/pub/bootloader/3430sdp/u-boot-v1.tar.gz
Signed-off-by: Nishanth Menon<x0nishan@ti.com>
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_ */ |