1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* drivers/atm/tonga.h - Efficient Networks Tonga (PCI bridge) declarations */
3 
4 /* Written 1995 by Werner Almesberger, EPFL LRC */
5 
6 
7 #ifndef DRIVER_ATM_TONGA_H
8 #define DRIVER_ATM_TONGA_H
9 
10 #define PCI_TONGA_CTRL	0x60	/* control register */
11 
12 #define END_SWAP_DMA	0x80	/* endian swap on DMA */
13 #define END_SWAP_BYTE	0x40	/* endian swap on slave byte accesses */
14 #define END_SWAP_WORD	0x20	/* endian swap on slave word accesses */
15 #define SEPROM_MAGIC	0x0c	/* obscure required pattern (ASIC only) */
16 #define SEPROM_DATA	0x02	/* serial EEPROM data (ASIC only) */
17 #define SEPROM_CLK	0x01	/* serial EEPROM clock (ASIC only) */
18 
19 #define SEPROM_ESI_BASE	64	/* start of ESI in serial EEPROM */
20 
21 #endif
22