/*
 * nand_lib_cfg.c for  SUNXI NAND .
 *
 * Copyright (C) 2016 Allwinner.
 *
 *
 * This file is licensed under the terms of the GNU General Public
 * License version 2.  This program is licensed "as is" without any
 * warranty of any kind, whether express or implied.
 */

#define   PHY_ONLY_TOG_AND_SDR              1

#define   PHY_WAIT_RB_BEFORE                1
#define   PHY_WAIT_RB_INTERRRUPT            1
#define   PHY_WAIT_DMA_INTERRRUPT           0

/*****************************************************************************
1. one channel request  the two flash ID are same
2. two channel request same number and id

single channel
1.support two-plane
2.support vertical_interleave
3.if page size over 32K ,not support two-plane
4.vertical_interleave rb match different chip in a channel
dual channel:
1.support two-plane
2.support dual_channel
3.support vertical_interleave
4.if page size over 32K ,not support two-plane
5.dual_channel chip0 match with chip0 in different channel
6.vertical_interleave rb match different chip in a channel
*****************************************************************************/
#define   PHY_SUPPORT_TWO_PLANE                          1
#define   PHY_SUPPORT_VERTICAL_INTERLEAVE                1
#define   PHY_SUPPORT_DUAL_CHANNEL                       1

/*****************************************************************************
*Name         :
*Description  :
*Parameter    :
*Return       :
*Note         :
*****************************************************************************/
int nand_cfg_interface(void)
{
	return PHY_ONLY_TOG_AND_SDR ? 1 : 0;
}

/*****************************************************************************
*Name         :
*Description  :
*Parameter    :
*Return       :
*Note         :
*****************************************************************************/
int nand_wait_rb_before(void)
{
	return PHY_WAIT_RB_BEFORE ? 1 : 0;
}

/*****************************************************************************
*Name         :
*Description  :
*Parameter    :
*Return       :
*Note         :
*****************************************************************************/
int nand_wait_rb_mode(void)
{
	return PHY_WAIT_RB_INTERRRUPT ? 1 : 0;
}

/*****************************************************************************
*Name         :
*Description  :
*Parameter    :
*Return       :
*Note         :
*****************************************************************************/
int nand_wait_dma_mode(void)
{
	return PHY_WAIT_DMA_INTERRRUPT ? 1 : 0;
}

/*****************************************************************************
*Name         :
*Description  :
*Parameter    :
*Return       :
*Note         :
*****************************************************************************/
int nand_support_two_plane(void)
{
	return PHY_SUPPORT_TWO_PLANE ? 1 : 0;
}

/*****************************************************************************
*Name         :
*Description  :
*Parameter    :
*Return       :
*Note         :
*****************************************************************************/
int nand_support_vertical_interleave(void)
{
	return PHY_SUPPORT_VERTICAL_INTERLEAVE ? 1 : 0;
}

/*****************************************************************************
*Name         :
*Description  :
*Parameter    :
*Return       :
*Note         :
*****************************************************************************/
int nand_support_dual_channel(void)
{
	return PHY_SUPPORT_DUAL_CHANNEL ? 1 : 0;
}