rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 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 |