diff options
| author | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2013-12-10 14:31:56 +0100 | 
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2013-12-10 22:23:59 +0100 | 
| commit | f15ea6e1d67782a1626d4a4922b6c20e380085e5 (patch) | |
| tree | 57d78f1ee94a2060eaa591533278d2934d4f1da3 /drivers/mtd/nand/atmel_nand.c | |
| parent | cb7ee1b98cac6baf244daefb1192adf5a47bc983 (diff) | |
| parent | f44483b57c49282299da0e5c10073b909cdad979 (diff) | |
| download | olio-uboot-2014.01-f15ea6e1d67782a1626d4a4922b6c20e380085e5.tar.xz olio-uboot-2014.01-f15ea6e1d67782a1626d4a4922b6c20e380085e5.zip | |
Merge branch 'u-boot/master' into 'u-boot-arm/master'
Conflicts:
	arch/arm/cpu/armv7/rmobile/Makefile
	doc/README.scrapyard
Needed manual fix:
	arch/arm/cpu/armv7/omap-common/Makefile
	board/compulab/cm_t335/u-boot.lds
Diffstat (limited to 'drivers/mtd/nand/atmel_nand.c')
| -rw-r--r-- | drivers/mtd/nand/atmel_nand.c | 40 | 
1 files changed, 26 insertions, 14 deletions
| diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index 99fc86c8d..05ddfbb64 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -411,7 +411,7 @@ static int pmecc_err_location(struct mtd_info *mtd)  	}  	if (!timeout) { -		printk(KERN_ERR "atmel_nand : Timeout to calculate PMECC error location\n"); +		dev_err(host->dev, "atmel_nand : Timeout to calculate PMECC error location\n");  		return -1;  	} @@ -451,7 +451,7 @@ static void pmecc_correct_data(struct mtd_info *mtd, uint8_t *buf, uint8_t *ecc,  			*(buf + byte_pos) ^= (1 << bit_pos);  			pos = sector_num * host->pmecc_sector_size + byte_pos; -			printk(KERN_INFO "Bit flip in data area, byte_pos: %d, bit_pos: %d, 0x%02x -> 0x%02x\n", +			dev_dbg(host->dev, "Bit flip in data area, byte_pos: %d, bit_pos: %d, 0x%02x -> 0x%02x\n",  				pos, bit_pos, err_byte, *(buf + byte_pos));  		} else {  			/* Bit flip in OOB area */ @@ -461,7 +461,7 @@ static void pmecc_correct_data(struct mtd_info *mtd, uint8_t *buf, uint8_t *ecc,  			ecc[tmp] ^= (1 << bit_pos);  			pos = tmp + nand_chip->ecc.layout->eccpos[0]; -			printk(KERN_INFO "Bit flip in OOB, oob_byte_pos: %d, bit_pos: %d, 0x%02x -> 0x%02x\n", +			dev_dbg(host->dev, "Bit flip in OOB, oob_byte_pos: %d, bit_pos: %d, 0x%02x -> 0x%02x\n",  				pos, bit_pos, err_byte, ecc[tmp]);  		} @@ -499,7 +499,7 @@ normal_check:  			err_nbr = pmecc_err_location(mtd);  			if (err_nbr == -1) { -				printk(KERN_ERR "PMECC: Too many errors\n"); +				dev_err(host->dev, "PMECC: Too many errors\n");  				mtd->ecc_stats.failed++;  				return -EIO;  			} else { @@ -543,7 +543,7 @@ static int atmel_nand_pmecc_read_page(struct mtd_info *mtd,  	}  	if (!timeout) { -		printk(KERN_ERR "atmel_nand : Timeout to read PMECC page\n"); +		dev_err(host->dev, "atmel_nand : Timeout to read PMECC page\n");  		return -1;  	} @@ -583,7 +583,7 @@ static int atmel_nand_pmecc_write_page(struct mtd_info *mtd,  	}  	if (!timeout) { -		printk(KERN_ERR "atmel_nand : Timeout to read PMECC status, fail to write PMECC in oob\n"); +		dev_err(host->dev, "atmel_nand : Timeout to read PMECC status, fail to write PMECC in oob\n");  		goto out;  	} @@ -826,6 +826,7 @@ static int atmel_pmecc_nand_init_params(struct nand_chip *nand,  	switch (mtd->writesize) {  	case 2048:  	case 4096: +	case 8192:  		host->pmecc_degree = (sector_size == 512) ?  			PMECC_GF_DIMENSION_13 : PMECC_GF_DIMENSION_14;  		host->pmecc_cw_len = (1 << host->pmecc_degree) - 1; @@ -839,8 +840,15 @@ static int atmel_pmecc_nand_init_params(struct nand_chip *nand,  		nand->ecc.steps = 1;  		nand->ecc.bytes = host->pmecc_bytes_per_sector *  				       host->pmecc_sector_number; + +		if (nand->ecc.bytes > MTD_MAX_ECCPOS_ENTRIES_LARGE) { +			dev_err(host->dev, "too large eccpos entries. max support ecc.bytes is %d\n", +					MTD_MAX_ECCPOS_ENTRIES_LARGE); +			return -EINVAL; +		} +  		if (nand->ecc.bytes > mtd->oobsize - 2) { -			printk(KERN_ERR "No room for ECC bytes\n"); +			dev_err(host->dev, "No room for ECC bytes\n");  			return -EINVAL;  		}  		pmecc_config_ecc_layout(&atmel_pmecc_oobinfo, @@ -851,7 +859,7 @@ static int atmel_pmecc_nand_init_params(struct nand_chip *nand,  	case 512:  	case 1024:  		/* TODO */ -		printk(KERN_ERR "Unsupported page size for PMECC, use Software ECC\n"); +		dev_err(host->dev, "Unsupported page size for PMECC, use Software ECC\n");  	default:  		/* page size not handled by HW ECC */  		/* switching back to soft ECC */ @@ -1034,7 +1042,7 @@ static int atmel_nand_correct(struct mtd_info *mtd, u_char *dat,  		/* it doesn't seems to be a freshly  		 * erased block.  		 * We can't correct so many errors */ -		printk(KERN_WARNING "atmel_nand : multiple errors detected." +		dev_warn(host->dev, "atmel_nand : multiple errors detected."  				" Unable to correct.\n");  		return -EIO;  	} @@ -1044,12 +1052,12 @@ static int atmel_nand_correct(struct mtd_info *mtd, u_char *dat,  		/* there's nothing much to do here.  		 * the bit error is on the ECC itself.  		 */ -		printk(KERN_WARNING "atmel_nand : one bit error on ECC code." +		dev_warn(host->dev, "atmel_nand : one bit error on ECC code."  				" Nothing to correct\n");  		return 0;  	} -	printk(KERN_WARNING "atmel_nand : one bit error on data." +	dev_warn(host->dev, "atmel_nand : one bit error on data."  			" (word offset in the page :"  			" 0x%x bit offset : 0x%x)\n",  			ecc_word, ecc_bit); @@ -1061,7 +1069,7 @@ static int atmel_nand_correct(struct mtd_info *mtd, u_char *dat,  		/* 8 bits words */  		dat[ecc_word] ^= (1 << ecc_bit);  	} -	printk(KERN_WARNING "atmel_nand : error corrected\n"); +	dev_warn(host->dev, "atmel_nand : error corrected\n");  	return 1;  } @@ -1176,7 +1184,11 @@ int atmel_nand_chip_init(int devnum, ulong base_addr)  	mtd->priv = nand;  	nand->IO_ADDR_R = nand->IO_ADDR_W = (void  __iomem *)base_addr; +#ifdef CONFIG_NAND_ECC_BCH +	nand->ecc.mode = NAND_ECC_SOFT_BCH; +#else  	nand->ecc.mode = NAND_ECC_SOFT; +#endif  #ifdef CONFIG_SYS_NAND_DBW_16  	nand->options = NAND_BUSWIDTH_16;  #endif @@ -1184,7 +1196,7 @@ int atmel_nand_chip_init(int devnum, ulong base_addr)  #ifdef CONFIG_SYS_NAND_READY_PIN  	nand->dev_ready = at91_nand_ready;  #endif -	nand->chip_delay = 20; +	nand->chip_delay = 75;  	ret = nand_scan_ident(mtd, CONFIG_SYS_NAND_MAX_CHIPS, NULL);  	if (ret) @@ -1212,6 +1224,6 @@ void board_nand_init(void)  	int i;  	for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++)  		if (atmel_nand_chip_init(i, base_addr[i])) -			printk(KERN_ERR "atmel_nand: Fail to initialize #%d chip", +			dev_err(host->dev, "atmel_nand: Fail to initialize #%d chip",  				i);  } |