| xj | b04a402 | 2021-11-25 15:01:52 +0800 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | /* | ||||
| 3 | * Atmel AT93C46 serial eeprom driver | ||||
| 4 | * | ||||
| 5 | * Brian Murphy <brian.murphy@eicon.com> | ||||
| 6 | * | ||||
| 7 | */ | ||||
| 8 | |||||
| 9 | extern struct at93c_defs { | ||||
| 10 | volatile u32 *reg; | ||||
| 11 | volatile u32 *rdata_reg; | ||||
| 12 | int rdata_shift; | ||||
| 13 | int wdata_shift; | ||||
| 14 | u32 cs; | ||||
| 15 | u32 clk; | ||||
| 16 | } *at93c; | ||||
| 17 | |||||
| 18 | u8 at93c_read(u8 addr); | ||||
| 19 | void at93c_write(u8 addr, u8 data); | ||||