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