Release 4.12 include/linux/serial_pnx8xxx.h

/*
 * Embedded Alley Solutions, source@embeddedalley.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 _LINUX_SERIAL_PNX8XXX_H

#define _LINUX_SERIAL_PNX8XXX_H

#include <linux/serial_core.h>


#define PNX8XXX_NR_PORTS	2


struct pnx8xxx_port {
	
struct uart_port	port;
	
struct timer_list	timer;
	
unsigned int		old_status;
};

/* register offsets */

#define PNX8XXX_LCR		0

#define PNX8XXX_MCR		0x004

#define PNX8XXX_BAUD		0x008

#define PNX8XXX_CFG		0x00c

#define PNX8XXX_FIFO		0x028

#define PNX8XXX_ISTAT		0xfe0

#define PNX8XXX_IEN		0xfe4

#define PNX8XXX_ICLR		0xfe8

#define PNX8XXX_ISET		0xfec

#define PNX8XXX_PD		0xff4

#define PNX8XXX_MID		0xffc


#define PNX8XXX_UART_LCR_TXBREAK	(1<<30)

#define PNX8XXX_UART_LCR_PAREVN		0x10000000

#define PNX8XXX_UART_LCR_PAREN		0x08000000

#define PNX8XXX_UART_LCR_2STOPB		0x04000000

#define PNX8XXX_UART_LCR_8BIT		0x01000000

#define PNX8XXX_UART_LCR_TX_RST		0x00040000

#define PNX8XXX_UART_LCR_RX_RST		0x00020000

#define PNX8XXX_UART_LCR_RX_NEXT	0x00010000


#define PNX8XXX_UART_MCR_SCR		0xFF000000

#define PNX8XXX_UART_MCR_DCD		0x00800000

#define PNX8XXX_UART_MCR_CTS		0x00100000

#define PNX8XXX_UART_MCR_LOOP		0x00000010

#define PNX8XXX_UART_MCR_RTS		0x00000002

#define PNX8XXX_UART_MCR_DTR		0x00000001


#define PNX8XXX_UART_INT_TX		0x00000080

#define PNX8XXX_UART_INT_EMPTY		0x00000040

#define PNX8XXX_UART_INT_RCVTO		0x00000020

#define PNX8XXX_UART_INT_RX		0x00000010

#define PNX8XXX_UART_INT_RXOVRN		0x00000008

#define PNX8XXX_UART_INT_FRERR		0x00000004

#define PNX8XXX_UART_INT_BREAK		0x00000002

#define PNX8XXX_UART_INT_PARITY		0x00000001

#define PNX8XXX_UART_INT_ALLRX		0x0000003F

#define PNX8XXX_UART_INT_ALLTX		0x000000C0


#define PNX8XXX_UART_FIFO_TXFIFO	0x001F0000

#define PNX8XXX_UART_FIFO_TXFIFO_STA	(0x1f<<16)

#define PNX8XXX_UART_FIFO_RXBRK		0x00008000

#define PNX8XXX_UART_FIFO_RXFE		0x00004000

#define PNX8XXX_UART_FIFO_RXPAR		0x00002000

#define PNX8XXX_UART_FIFO_RXFIFO	0x00001F00

#define PNX8XXX_UART_FIFO_RBRTHR	0x000000FF

#endif
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