1/* 2 * AEMIF definitions 3 * 4 * (C) Copyright 2012-2014 5 * Texas Instruments Incorporated, <www.ti.com> 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 */ 9 10#ifndef _AEMIF_H_ 11#define _AEMIF_H_ 12 13#define AEMIF_NUM_CS 4 14#define AEMIF_MODE_NOR 0 15#define AEMIF_MODE_NAND 1 16#define AEMIF_MODE_ONENAND 2 17#define AEMIF_PRESERVE -1 18 19struct aemif_config { 20 unsigned mode; 21 unsigned select_strobe; 22 unsigned extend_wait; 23 unsigned wr_setup; 24 unsigned wr_strobe; 25 unsigned wr_hold; 26 unsigned rd_setup; 27 unsigned rd_strobe; 28 unsigned rd_hold; 29 unsigned turn_around; 30 enum { 31 AEMIF_WIDTH_8 = 0, 32 AEMIF_WIDTH_16 = 1, 33 AEMIF_WIDTH_32 = 2, 34 } width; 35}; 36 37void aemif_init(int num_cs, struct aemif_config *config); 38 39#endif 40