| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * AEMIF definitions |
| * |
| * (C) Copyright 2012-2014 |
| * Texas Instruments Incorporated, <www.ti.com> |
| */ |
| |
| #ifndef _AEMIF_H_ |
| #define _AEMIF_H_ |
| |
| #define AEMIF_NUM_CS 4 |
| #define AEMIF_MODE_NOR 0 |
| #define AEMIF_MODE_NAND 1 |
| #define AEMIF_MODE_ONENAND 2 |
| #define AEMIF_PRESERVE -1 |
| |
| struct aemif_config { |
| unsigned mode; |
| unsigned select_strobe; |
| unsigned extend_wait; |
| unsigned wr_setup; |
| unsigned wr_strobe; |
| unsigned wr_hold; |
| unsigned rd_setup; |
| unsigned rd_strobe; |
| unsigned rd_hold; |
| unsigned turn_around; |
| enum { |
| AEMIF_WIDTH_8 = 0, |
| AEMIF_WIDTH_16 = 1, |
| AEMIF_WIDTH_32 = 2, |
| } width; |
| }; |
| |
| void aemif_init(int num_cs, struct aemif_config *config); |
| |
| #endif |
