82 lines
2.6 KiB
C
82 lines
2.6 KiB
C
/*
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* Embedded Alley Solutions, source@embeddedalley.com.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _LINUX_SERIAL_PNX8XXX_H
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#define _LINUX_SERIAL_PNX8XXX_H
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#include <linux/serial_core.h>
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#include <linux/device.h>
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#define PNX8XXX_NR_PORTS 2
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struct pnx8xxx_port {
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struct uart_port port;
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struct timer_list timer;
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unsigned int old_status;
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};
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/* register offsets */
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#define PNX8XXX_LCR 0
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#define PNX8XXX_MCR 0x004
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#define PNX8XXX_BAUD 0x008
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#define PNX8XXX_CFG 0x00c
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#define PNX8XXX_FIFO 0x028
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#define PNX8XXX_ISTAT 0xfe0
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#define PNX8XXX_IEN 0xfe4
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#define PNX8XXX_ICLR 0xfe8
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#define PNX8XXX_ISET 0xfec
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#define PNX8XXX_PD 0xff4
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#define PNX8XXX_MID 0xffc
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#define PNX8XXX_UART_LCR_TXBREAK (1<<30)
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#define PNX8XXX_UART_LCR_PAREVN 0x10000000
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#define PNX8XXX_UART_LCR_PAREN 0x08000000
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#define PNX8XXX_UART_LCR_2STOPB 0x04000000
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#define PNX8XXX_UART_LCR_8BIT 0x01000000
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#define PNX8XXX_UART_LCR_TX_RST 0x00040000
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#define PNX8XXX_UART_LCR_RX_RST 0x00020000
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#define PNX8XXX_UART_LCR_RX_NEXT 0x00010000
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#define PNX8XXX_UART_MCR_SCR 0xFF000000
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#define PNX8XXX_UART_MCR_DCD 0x00800000
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#define PNX8XXX_UART_MCR_CTS 0x00100000
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#define PNX8XXX_UART_MCR_LOOP 0x00000010
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#define PNX8XXX_UART_MCR_RTS 0x00000002
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#define PNX8XXX_UART_MCR_DTR 0x00000001
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#define PNX8XXX_UART_INT_TX 0x00000080
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#define PNX8XXX_UART_INT_EMPTY 0x00000040
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#define PNX8XXX_UART_INT_RCVTO 0x00000020
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#define PNX8XXX_UART_INT_RX 0x00000010
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#define PNX8XXX_UART_INT_RXOVRN 0x00000008
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#define PNX8XXX_UART_INT_FRERR 0x00000004
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#define PNX8XXX_UART_INT_BREAK 0x00000002
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#define PNX8XXX_UART_INT_PARITY 0x00000001
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#define PNX8XXX_UART_INT_ALLRX 0x0000003F
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#define PNX8XXX_UART_INT_ALLTX 0x000000C0
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#define PNX8XXX_UART_FIFO_TXFIFO 0x001F0000
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#define PNX8XXX_UART_FIFO_TXFIFO_STA (0x1f<<16)
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#define PNX8XXX_UART_FIFO_RXBRK 0x00008000
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#define PNX8XXX_UART_FIFO_RXFE 0x00004000
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#define PNX8XXX_UART_FIFO_RXPAR 0x00002000
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#define PNX8XXX_UART_FIFO_RXFIFO 0x00001F00
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#define PNX8XXX_UART_FIFO_RBRTHR 0x000000FF
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#endif
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