arch/arm/include/asm/arch-s5pc1xx/uart.h

   1 /*
   2  * (C) Copyright 2009 Samsung Electronics
   3  * Minkyu Kang <mk7.kang@samsung.com>
   4  * Heungjun Kim <riverful.kim@samsung.com>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of
   9  * the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  19  * MA 02111-1307 USA
  20  *
  21  */
  22
  23 #ifndef __ASM_ARCH_UART_H_
  24 #define __ASM_ARCH_UART_H_
  25
  26 #ifndef __ASSEMBLY__
  27 /* baudrate rest value */
  28 union br_rest {
  29         unsigned short  slot;           /* udivslot */
  30         unsigned char   value;          /* ufracval */
  31 };
  32
  33 struct s5p_uart {
  34         unsigned int    ulcon;
  35         unsigned int    ucon;
  36         unsigned int    ufcon;
  37         unsigned int    umcon;
  38         unsigned int    utrstat;
  39         unsigned int    uerstat;
  40         unsigned int    ufstat;
  41         unsigned int    umstat;
  42         unsigned char   utxh;
  43         unsigned char   res1[3];
  44         unsigned char   urxh;
  45         unsigned char   res2[3];
  46         unsigned int    ubrdiv;
  47         union br_rest   rest;
  48         unsigned char   res3[0x3d0];
  49 };
  50
  51 static inline int s5p_uart_divslot(void)
  52 {
  53         return 1;
  54 }
  55
  56 #endif  /* __ASSEMBLY__ */
  57
  58 #endif