1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __COM9026_H
 3#define __COM9026_H
 4
 5/* COM 9026 controller chip --> ARCnet register addresses */
 6
 7#define COM9026_REG_W_INTMASK	0	/* writable */
 8#define COM9026_REG_R_STATUS	0	/* readable */
 9#define COM9026_REG_W_COMMAND	1	/* writable, returns random vals on read (?) */
10#define COM9026_REG_RW_CONFIG	2	/* Configuration register */
11#define COM9026_REG_R_RESET	8	/* software reset (on read) */
12#define COM9026_REG_RW_MEMDATA	12	/* Data port for IO-mapped memory */
13#define COM9026_REG_W_ADDR_LO	14	/* Control registers for said */
14#define COM9026_REG_W_ADDR_HI	15
15
16#define COM9026_REG_R_STATION	1	/* Station ID */
17
18#endif