/*
 * 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_INTERRUPT            1
#define   PHY_WAIT_DMA_INTERRUPT           0

/*****************************************************************************
*Single channel needs to be affixed to the same kind of flash
*Dual channel needs to be affixed to  the same number and type of flash
*
*Single channel
*1.support two-plane
*2.support vertical_interleave
*3.if superpage>32k two-plane not supported
*4.vertical_interleave chip pairing with different rb in the channel
*
*Dual channel
*1.support two-plane
*2.support dual_channel
*3.support vertical_interleave
*4.if superpage>32k two-plane not supported
*5.dual_channel chip pairing with same chip number between the channel
86.vertical_interleave chip pairing with different rb in the 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_INTERRUPT ? 1 : 0;
}

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