xref: /OK3568_Linux_fs/kernel/include/linux/platform_data/mtd-nand-pxa3xx.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef __ASM_ARCH_PXA3XX_NAND_H
3*4882a593Smuzhiyun #define __ASM_ARCH_PXA3XX_NAND_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #include <linux/mtd/mtd.h>
6*4882a593Smuzhiyun #include <linux/mtd/partitions.h>
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun /*
9*4882a593Smuzhiyun  * Current pxa3xx_nand controller has two chip select which both be workable but
10*4882a593Smuzhiyun  * historically all platforms remaining on platform data used only one. Switch
11*4882a593Smuzhiyun  * to device tree if you need more.
12*4882a593Smuzhiyun  */
13*4882a593Smuzhiyun struct pxa3xx_nand_platform_data {
14*4882a593Smuzhiyun 	/* Keep OBM/bootloader NFC timing configuration */
15*4882a593Smuzhiyun 	bool keep_config;
16*4882a593Smuzhiyun 	/* Use a flash-based bad block table */
17*4882a593Smuzhiyun 	bool flash_bbt;
18*4882a593Smuzhiyun 	/* Requested ECC strength and ECC step size */
19*4882a593Smuzhiyun 	int ecc_strength, ecc_step_size;
20*4882a593Smuzhiyun 	/* Partitions */
21*4882a593Smuzhiyun 	const struct mtd_partition *parts;
22*4882a593Smuzhiyun 	unsigned int nr_parts;
23*4882a593Smuzhiyun };
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun extern void pxa3xx_set_nand_info(struct pxa3xx_nand_platform_data *info);
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #endif /* __ASM_ARCH_PXA3XX_NAND_H */
28