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1 /* |
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2 * Embedded Alley Solutions, source@embeddedalley.com. |
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3 * |
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4 * This program is free software; you can redistribute it and/or modify |
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5 * it under the terms of the GNU General Public License as published by |
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6 * the Free Software Foundation; either version 2 of the License, or |
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7 * (at your option) any later version. |
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8 * |
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9 * This program is distributed in the hope that it will be useful, |
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10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 * GNU General Public License for more details. |
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13 * |
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14 * You should have received a copy of the GNU General Public License |
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15 * along with this program; if not, write to the Free Software |
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16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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17 */ |
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18 |
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19 #ifndef _LINUX_SERIAL_PNX8XXX_H |
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20 #define _LINUX_SERIAL_PNX8XXX_H |
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21 |
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22 #include <linux/serial_core.h> |
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23 #include <linux/device.h> |
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24 |
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25 #define PNX8XXX_NR_PORTS 2 |
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26 |
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27 struct pnx8xxx_port { |
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28 struct uart_port port; |
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29 struct timer_list timer; |
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30 unsigned int old_status; |
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31 }; |
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32 |
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33 /* register offsets */ |
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34 #define PNX8XXX_LCR 0 |
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35 #define PNX8XXX_MCR 0x004 |
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36 #define PNX8XXX_BAUD 0x008 |
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37 #define PNX8XXX_CFG 0x00c |
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38 #define PNX8XXX_FIFO 0x028 |
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39 #define PNX8XXX_ISTAT 0xfe0 |
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40 #define PNX8XXX_IEN 0xfe4 |
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41 #define PNX8XXX_ICLR 0xfe8 |
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42 #define PNX8XXX_ISET 0xfec |
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43 #define PNX8XXX_PD 0xff4 |
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44 #define PNX8XXX_MID 0xffc |
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45 |
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46 #define PNX8XXX_UART_LCR_TXBREAK (1<<30) |
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47 #define PNX8XXX_UART_LCR_PAREVN 0x10000000 |
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48 #define PNX8XXX_UART_LCR_PAREN 0x08000000 |
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49 #define PNX8XXX_UART_LCR_2STOPB 0x04000000 |
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50 #define PNX8XXX_UART_LCR_8BIT 0x01000000 |
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51 #define PNX8XXX_UART_LCR_TX_RST 0x00040000 |
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52 #define PNX8XXX_UART_LCR_RX_RST 0x00020000 |
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53 #define PNX8XXX_UART_LCR_RX_NEXT 0x00010000 |
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54 |
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55 #define PNX8XXX_UART_MCR_SCR 0xFF000000 |
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56 #define PNX8XXX_UART_MCR_DCD 0x00800000 |
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57 #define PNX8XXX_UART_MCR_CTS 0x00100000 |
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58 #define PNX8XXX_UART_MCR_LOOP 0x00000010 |
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59 #define PNX8XXX_UART_MCR_RTS 0x00000002 |
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60 #define PNX8XXX_UART_MCR_DTR 0x00000001 |
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61 |
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62 #define PNX8XXX_UART_INT_TX 0x00000080 |
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63 #define PNX8XXX_UART_INT_EMPTY 0x00000040 |
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64 #define PNX8XXX_UART_INT_RCVTO 0x00000020 |
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65 #define PNX8XXX_UART_INT_RX 0x00000010 |
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66 #define PNX8XXX_UART_INT_RXOVRN 0x00000008 |
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67 #define PNX8XXX_UART_INT_FRERR 0x00000004 |
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68 #define PNX8XXX_UART_INT_BREAK 0x00000002 |
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69 #define PNX8XXX_UART_INT_PARITY 0x00000001 |
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70 #define PNX8XXX_UART_INT_ALLRX 0x0000003F |
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71 #define PNX8XXX_UART_INT_ALLTX 0x000000C0 |
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72 |
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73 #define PNX8XXX_UART_FIFO_TXFIFO 0x001F0000 |
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74 #define PNX8XXX_UART_FIFO_TXFIFO_STA (0x1f<<16) |
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75 #define PNX8XXX_UART_FIFO_RXBRK 0x00008000 |
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76 #define PNX8XXX_UART_FIFO_RXFE 0x00004000 |
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77 #define PNX8XXX_UART_FIFO_RXPAR 0x00002000 |
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78 #define PNX8XXX_UART_FIFO_RXFIFO 0x00001F00 |
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79 #define PNX8XXX_UART_FIFO_RBRTHR 0x000000FF |
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80 |
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81 #endif |