include/linux/serial_ip3106.h

   1 /*
   2  * Embedded Alley Solutions, source@embeddedalley.com.
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #ifndef _LINUX_SERIAL_IP3106_H
  20 #define _LINUX_SERIAL_IP3106_H
  21
  22 #include <linux/serial_core.h>
  23 #include <linux/device.h>
  24
  25 #define IP3106_NR_PORTS         2
  26
  27 struct ip3106_port {
  28         struct uart_port        port;
  29         struct timer_list       timer;
  30         unsigned int            old_status;
  31 };
  32
  33 /* register offsets */
  34 #define IP3106_LCR              0
  35 #define IP3106_MCR              0x004
  36 #define IP3106_BAUD             0x008
  37 #define IP3106_CFG              0x00c
  38 #define IP3106_FIFO             0x028
  39 #define IP3106_ISTAT            0xfe0
  40 #define IP3106_IEN              0xfe4
  41 #define IP3106_ICLR             0xfe8
  42 #define IP3106_ISET             0xfec
  43 #define IP3106_PD               0xff4
  44 #define IP3106_MID              0xffc
  45
  46 #define IP3106_UART_LCR_TXBREAK         (1<<30)
  47 #define IP3106_UART_LCR_PAREVN          0x10000000
  48 #define IP3106_UART_LCR_PAREN           0x08000000
  49 #define IP3106_UART_LCR_2STOPB          0x04000000
  50 #define IP3106_UART_LCR_8BIT            0x01000000
  51 #define IP3106_UART_LCR_TX_RST          0x00040000
  52 #define IP3106_UART_LCR_RX_RST          0x00020000
  53 #define IP3106_UART_LCR_RX_NEXT         0x00010000
  54
  55 #define IP3106_UART_MCR_SCR             0xFF000000
  56 #define IP3106_UART_MCR_DCD             0x00800000
  57 #define IP3106_UART_MCR_CTS             0x00100000
  58 #define IP3106_UART_MCR_LOOP            0x00000010
  59 #define IP3106_UART_MCR_RTS             0x00000002
  60 #define IP3106_UART_MCR_DTR             0x00000001
  61
  62 #define IP3106_UART_INT_TX              0x00000080
  63 #define IP3106_UART_INT_EMPTY           0x00000040
  64 #define IP3106_UART_INT_RCVTO           0x00000020
  65 #define IP3106_UART_INT_RX              0x00000010
  66 #define IP3106_UART_INT_RXOVRN          0x00000008
  67 #define IP3106_UART_INT_FRERR           0x00000004
  68 #define IP3106_UART_INT_BREAK           0x00000002
  69 #define IP3106_UART_INT_PARITY          0x00000001
  70 #define IP3106_UART_INT_ALLRX           0x0000003F
  71 #define IP3106_UART_INT_ALLTX           0x000000C0
  72
  73 #define IP3106_UART_FIFO_TXFIFO         0x001F0000
  74 #define IP3106_UART_FIFO_TXFIFO_STA     (0x1f<<16)
  75 #define IP3106_UART_FIFO_RXBRK          0x00008000
  76 #define IP3106_UART_FIFO_RXFE           0x00004000
  77 #define IP3106_UART_FIFO_RXPAR          0x00002000
  78 #define IP3106_UART_FIFO_RXFIFO         0x00001F00
  79 #define IP3106_UART_FIFO_RBRTHR         0x000000FF
  80
  81 #endif