diff options
39 files changed, 532 insertions, 220 deletions
diff --git a/arch/arm/cpu/armv7/am33xx/Makefile b/arch/arm/cpu/armv7/am33xx/Makefile index 966fcab71..5566310d9 100644 --- a/arch/arm/cpu/armv7/am33xx/Makefile +++ b/arch/arm/cpu/armv7/am33xx/Makefile @@ -19,4 +19,3 @@ obj-y += ddr.o obj-y += emif4.o obj-y += board.o obj-y += mux.o -obj-$(CONFIG_NAND_OMAP_GPMC) += elm.o diff --git a/arch/arm/cpu/armv7/am33xx/mem.c b/arch/arm/cpu/armv7/am33xx/mem.c index b6eb46678..56c9e7dbc 100644 --- a/arch/arm/cpu/armv7/am33xx/mem.c +++ b/arch/arm/cpu/armv7/am33xx/mem.c @@ -22,17 +22,6 @@ struct gpmc *gpmc_cfg; -#if defined(CONFIG_CMD_NAND) -static const u32 gpmc_m_nand[GPMC_MAX_REG] = { - M_NAND_GPMC_CONFIG1, - M_NAND_GPMC_CONFIG2, - M_NAND_GPMC_CONFIG3, - M_NAND_GPMC_CONFIG4, - M_NAND_GPMC_CONFIG5, - M_NAND_GPMC_CONFIG6, 0 -}; -#endif - void enable_gpmc_cs_config(const u32 *gpmc_config, struct gpmc_cs *cs, u32 base, u32 size) @@ -61,11 +50,34 @@ void gpmc_init(void) { /* putting a blanket check on GPMC based on ZeBu for now */ gpmc_cfg = (struct gpmc *)GPMC_BASE; - -#ifdef CONFIG_CMD_NAND - const u32 *gpmc_config = NULL; - u32 base = 0; +#if defined(CONFIG_NOR) +/* configure GPMC for NOR */ + const u32 gpmc_regs[GPMC_MAX_REG] = { STNOR_GPMC_CONFIG1, + STNOR_GPMC_CONFIG2, + STNOR_GPMC_CONFIG3, + STNOR_GPMC_CONFIG4, + STNOR_GPMC_CONFIG5, + STNOR_GPMC_CONFIG6, + STNOR_GPMC_CONFIG7 + }; + u32 size = GPMC_SIZE_16M; + u32 base = CONFIG_SYS_FLASH_BASE; +#elif defined(CONFIG_NAND) +/* configure GPMC for NAND */ + const u32 gpmc_regs[GPMC_MAX_REG] = { M_NAND_GPMC_CONFIG1, + M_NAND_GPMC_CONFIG2, + M_NAND_GPMC_CONFIG3, + M_NAND_GPMC_CONFIG4, + M_NAND_GPMC_CONFIG5, + M_NAND_GPMC_CONFIG6, + 0 + }; + u32 size = GPMC_SIZE_256M; + u32 base = CONFIG_SYS_NAND_BASE; +#else + const u32 gpmc_regs[GPMC_MAX_REG] = { 0, 0, 0, 0, 0, 0, 0 }; u32 size = 0; + u32 base = 0; #endif /* global settings */ writel(0x00000008, &gpmc_cfg->sysconfig); @@ -81,12 +93,6 @@ void gpmc_init(void) */ writel(0, &gpmc_cfg->cs[0].config7); sdelay(1000); - -#ifdef CONFIG_CMD_NAND - gpmc_config = gpmc_m_nand; - - base = PISMO1_NAND_BASE; - size = PISMO1_NAND_SIZE; - enable_gpmc_cs_config(gpmc_config, &gpmc_cfg->cs[0], base, size); -#endif + /* enable chip-select specific configurations */ + enable_gpmc_cs_config(gpmc_regs, &gpmc_cfg->cs[0], base, size); } diff --git a/arch/arm/include/asm/arch-am33xx/mem.h b/arch/arm/include/asm/arch-am33xx/mem.h index 983ea28dc..e7e8c58b0 100644 --- a/arch/arm/include/asm/arch-am33xx/mem.h +++ b/arch/arm/include/asm/arch-am33xx/mem.h @@ -68,9 +68,4 @@ #define PISMO2_NAND_CS0 7 #define PISMO2_NAND_CS1 8 -/* make it readable for the gpmc_init */ -#define PISMO1_NOR_BASE FLASH_BASE -#define PISMO1_NAND_BASE CONFIG_SYS_NAND_BASE -#define PISMO1_NAND_SIZE GPMC_SIZE_256M - #endif /* endif _MEM_H_ */ diff --git a/arch/arm/include/asm/arch-am33xx/elm.h b/arch/arm/include/asm/omap_elm.h index 45454eaf0..45454eaf0 100644 --- a/arch/arm/include/asm/arch-am33xx/elm.h +++ b/arch/arm/include/asm/omap_elm.h diff --git a/arch/arm/include/asm/omap_gpmc.h b/arch/arm/include/asm/omap_gpmc.h index dd40cb6c1..d4143ecd8 100644 --- a/arch/arm/include/asm/omap_gpmc.h +++ b/arch/arm/include/asm/omap_gpmc.h @@ -68,4 +68,20 @@ } #endif +enum omap_ecc { + /* 1-bit ECC calculation by Software, Error detection by Software */ + OMAP_ECC_HAM1_CODE_SW = 1, /* avoid un-initialized int can be 0x0 */ + /* 1-bit ECC calculation by GPMC, Error detection by Software */ + /* ECC layout compatible to legacy ROMCODE. */ + OMAP_ECC_HAM1_CODE_HW, + /* 4-bit ECC calculation by GPMC, Error detection by Software */ + OMAP_ECC_BCH4_CODE_HW_DETECTION_SW, + /* 4-bit ECC calculation by GPMC, Error detection by ELM */ + OMAP_ECC_BCH4_CODE_HW, + /* 8-bit ECC calculation by GPMC, Error detection by Software */ + OMAP_ECC_BCH8_CODE_HW_DETECTION_SW, + /* 8-bit ECC calculation by GPMC, Error detection by ELM */ + OMAP_ECC_BCH8_CODE_HW, +}; + #endif /* __ASM_OMAP_GPMC_H */ diff --git a/arch/powerpc/cpu/mpc8xxx/fsl_ifc.c b/arch/powerpc/cpu/mpc8xxx/fsl_ifc.c index 2d0fb433b..64a52258a 100644 --- a/arch/powerpc/cpu/mpc8xxx/fsl_ifc.c +++ b/arch/powerpc/cpu/mpc8xxx/fsl_ifc.c @@ -34,6 +34,9 @@ void init_early_memctl_regs(void) #ifdef CONFIG_SYS_CSPR0_EXT set_ifc_cspr_ext(IFC_CS0, CONFIG_SYS_CSPR0_EXT); #endif +#ifdef CONFIG_SYS_CSOR0_EXT + set_ifc_csor_ext(IFC_CS0, CONFIG_SYS_CSOR0_EXT); +#endif set_ifc_cspr(IFC_CS0, CONFIG_SYS_CSPR0); set_ifc_amask(IFC_CS0, CONFIG_SYS_AMASK0); set_ifc_csor(IFC_CS0, CONFIG_SYS_CSOR0); @@ -43,6 +46,9 @@ void init_early_memctl_regs(void) #ifdef CONFIG_SYS_CSPR1_EXT set_ifc_cspr_ext(IFC_CS1, CONFIG_SYS_CSPR1_EXT); #endif +#ifdef CONFIG_SYS_CSOR1_EXT + set_ifc_csor_ext(IFC_CS1, CONFIG_SYS_CSOR1_EXT); +#endif #if defined(CONFIG_SYS_CSPR1) && defined(CONFIG_SYS_CSOR1) set_ifc_ftim(IFC_CS1, IFC_FTIM0, CONFIG_SYS_CS1_FTIM0); set_ifc_ftim(IFC_CS1, IFC_FTIM1, CONFIG_SYS_CS1_FTIM1); @@ -57,6 +63,9 @@ void init_early_memctl_regs(void) #ifdef CONFIG_SYS_CSPR2_EXT set_ifc_cspr_ext(IFC_CS2, CONFIG_SYS_CSPR2_EXT); #endif +#ifdef CONFIG_SYS_CSOR2_EXT + set_ifc_csor_ext(IFC_CS2, CONFIG_SYS_CSOR2_EXT); +#endif #if defined(CONFIG_SYS_CSPR2) && defined(CONFIG_SYS_CSOR2) set_ifc_ftim(IFC_CS2, IFC_FTIM0, CONFIG_SYS_CS2_FTIM0); set_ifc_ftim(IFC_CS2, IFC_FTIM1, CONFIG_SYS_CS2_FTIM1); @@ -71,6 +80,9 @@ void init_early_memctl_regs(void) #ifdef CONFIG_SYS_CSPR3_EXT set_ifc_cspr_ext(IFC_CS3, CONFIG_SYS_CSPR3_EXT); #endif +#ifdef CONFIG_SYS_CSOR3_EXT + set_ifc_csor_ext(IFC_CS3, CONFIG_SYS_CSOR3_EXT); +#endif #if defined(CONFIG_SYS_CSPR3) && defined(CONFIG_SYS_CSOR3) set_ifc_ftim(IFC_CS3, IFC_FTIM0, CONFIG_SYS_CS3_FTIM0); set_ifc_ftim(IFC_CS3, IFC_FTIM1, CONFIG_SYS_CS3_FTIM1); @@ -85,6 +97,9 @@ void init_early_memctl_regs(void) #ifdef CONFIG_SYS_CSPR4_EXT set_ifc_cspr_ext(IFC_CS4, CONFIG_SYS_CSPR4_EXT); #endif +#ifdef CONFIG_SYS_CSOR4_EXT + set_ifc_csor_ext(IFC_CS4, CONFIG_SYS_CSOR4_EXT); +#endif #if defined(CONFIG_SYS_CSPR4) && defined(CONFIG_SYS_CSOR4) set_ifc_ftim(IFC_CS4, IFC_FTIM0, CONFIG_SYS_CS4_FTIM0); set_ifc_ftim(IFC_CS4, IFC_FTIM1, CONFIG_SYS_CS4_FTIM1); @@ -99,6 +114,9 @@ void init_early_memctl_regs(void) #ifdef CONFIG_SYS_CSPR5_EXT set_ifc_cspr_ext(IFC_CS5, CONFIG_SYS_CSPR5_EXT); #endif +#ifdef CONFIG_SYS_CSOR5_EXT + set_ifc_csor_ext(IFC_CS5, CONFIG_SYS_CSOR5_EXT); +#endif #if defined(CONFIG_SYS_CSPR5) && defined(CONFIG_SYS_CSOR5) set_ifc_ftim(IFC_CS5, IFC_FTIM0, CONFIG_SYS_CS5_FTIM0); set_ifc_ftim(IFC_CS5, IFC_FTIM1, CONFIG_SYS_CS5_FTIM1); @@ -113,6 +131,9 @@ void init_early_memctl_regs(void) #ifdef CONFIG_SYS_CSPR6_EXT set_ifc_cspr_ext(IFC_CS6, CONFIG_SYS_CSPR6_EXT); #endif +#ifdef CONFIG_SYS_CSOR6_EXT + set_ifc_csor_ext(IFC_CS6, CONFIG_SYS_CSOR6_EXT); +#endif #if defined(CONFIG_SYS_CSPR6) && defined(CONFIG_SYS_CSOR6) set_ifc_ftim(IFC_CS6, IFC_FTIM0, CONFIG_SYS_CS6_FTIM0); set_ifc_ftim(IFC_CS6, IFC_FTIM1, CONFIG_SYS_CS6_FTIM1); @@ -127,6 +148,9 @@ void init_early_memctl_regs(void) #ifdef CONFIG_SYS_CSPR7_EXT set_ifc_cspr_ext(IFC_CS7, CONFIG_SYS_CSPR7_EXT); #endif +#ifdef CONFIG_SYS_CSOR7_EXT + set_ifc_csor_ext(IFC_CS7, CONFIG_SYS_CSOR7_EXT); +#endif #if defined(CONFIG_SYS_CSPR7) && defined(CONFIG_SYS_CSOR7) set_ifc_ftim(IFC_CS7, IFC_FTIM0, CONFIG_SYS_CS7_FTIM0); set_ifc_ftim(IFC_CS7, IFC_FTIM1, CONFIG_SYS_CS7_FTIM1); diff --git a/arch/powerpc/include/asm/fsl_ifc.h b/arch/powerpc/include/asm/fsl_ifc.h index a945e4b2d..182b1a633 100644 --- a/arch/powerpc/include/asm/fsl_ifc.h +++ b/arch/powerpc/include/asm/fsl_ifc.h @@ -77,6 +77,7 @@ #define CSOR_NAND_PGS_512 0x00000000 #define CSOR_NAND_PGS_2K 0x00080000 #define CSOR_NAND_PGS_4K 0x00100000 +#define CSOR_NAND_PGS_8K 0x00180000 /* Spare region Size */ #define CSOR_NAND_SPRZ_MASK 0x0000E000 #define CSOR_NAND_SPRZ_SHIFT 13 @@ -86,6 +87,7 @@ #define CSOR_NAND_SPRZ_210 0x00006000 #define CSOR_NAND_SPRZ_218 0x00008000 #define CSOR_NAND_SPRZ_224 0x0000A000 +#define CSOR_NAND_SPRZ_CSOR_EXT 0x0000C000 /* Pages Per Block */ #define CSOR_NAND_PB_MASK 0x00000700 #define CSOR_NAND_PB_SHIFT 8 diff --git a/board/atmel/sama5d3xek/sama5d3xek.c b/board/atmel/sama5d3xek/sama5d3xek.c index b0965ef21..83fd63f54 100644 --- a/board/atmel/sama5d3xek/sama5d3xek.c +++ b/board/atmel/sama5d3xek/sama5d3xek.c @@ -131,7 +131,8 @@ static void sama5d3xek_lcd_hw_init(void) void lcd_show_board_info(void) { - ulong dram_size, nand_size; + ulong dram_size; + uint64_t nand_size; int i; char temp[32]; @@ -150,7 +151,7 @@ void lcd_show_board_info(void) for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) nand_size += nand_info[i].size; #endif - lcd_printf("%ld MB SDRAM, %ld MB NAND\n", + lcd_printf("%ld MB SDRAM, %lld MB NAND\n", dram_size >> 20, nand_size >> 20); } #endif /* CONFIG_LCD_INFO */ diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c index 8edd21b11..db225ce1d 100644 --- a/board/ti/am335x/board.c +++ b/board/ti/am335x/board.c @@ -481,26 +481,14 @@ void sdram_init(void) */ int board_init(void) { -#ifdef CONFIG_NOR - const u32 gpmc_nor[GPMC_MAX_REG] = { STNOR_GPMC_CONFIG1, - STNOR_GPMC_CONFIG2, STNOR_GPMC_CONFIG3, STNOR_GPMC_CONFIG4, - STNOR_GPMC_CONFIG5, STNOR_GPMC_CONFIG6, STNOR_GPMC_CONFIG7 }; -#endif - #if defined(CONFIG_HW_WATCHDOG) hw_watchdog_init(); #endif gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; - +#if defined(CONFIG_NOR) || defined(CONFIG_NAND) gpmc_init(); - -#ifdef CONFIG_NOR - /* Reconfigure CS0 for NOR instead of NAND. */ - enable_gpmc_cs_config(gpmc_nor, &gpmc_cfg->cs[0], - CONFIG_SYS_FLASH_BASE, GPMC_SIZE_16M); #endif - return 0; } diff --git a/doc/README.nand b/doc/README.nand index 913e9b50b..b91f1985d 100644 --- a/doc/README.nand +++ b/doc/README.nand @@ -104,6 +104,16 @@ Configuration Options: CONFIG_SYS_MAX_NAND_DEVICE The maximum number of NAND devices you want to support. + CONFIG_SYS_NAND_MAX_ECCPOS + If specified, overrides the maximum number of ECC bytes + supported. Useful for reducing image size, especially with SPL. + This must be at least 48 if nand_base.c is used. + + CONFIG_SYS_NAND_MAX_OOBFREE + If specified, overrides the maximum number of free OOB regions + supported. Useful for reducing image size, especially with SPL. + This must be at least 2 if nand_base.c is used. + CONFIG_SYS_NAND_MAX_CHIPS The maximum number of NAND chips per device to be supported. @@ -169,6 +179,59 @@ Configuration Options: Please convert your driver even if you don't need the extra flexibility, so that one day we can eliminate the old mechanism. + + CONFIG_SYS_NAND_ONFI_DETECTION + Enables detection of ONFI compliant devices during probe. + And fetching device parameters flashed on device, by parsing + ONFI parameter page. + + CONFIG_BCH + Enables software based BCH ECC algorithm present in lib/bch.c + This is used by SoC platforms which do not have built-in ELM + hardware engine required for BCH ECC correction. + + +Platform specific options +========================= + CONFIG_NAND_OMAP_GPMC + Enables omap_gpmc.c driver for OMAPx and AMxxxx platforms. + GPMC controller is used for parallel NAND flash devices, and can + do ECC calculation (not ECC error detection) for HAM1, BCH4, BCH8 + and BCH16 ECC algorithms. + + CONFIG_NAND_OMAP_ELM + Enables omap_elm.c driver for OMAPx and AMxxxx platforms. + ELM controller is used for ECC error detection (not ECC calculation) + of BCH4, BCH8 and BCH16 ECC algorithms. + Some legacy platforms like OMAP3xx do not have in-built ELM h/w engine, + thus such SoC platforms need to depend on software library for ECC error + detection. However ECC calculation on such plaforms would still be + done by GPMC controller. + + CONFIG_NAND_OMAP_ECCSCHEME + On OMAP platforms, this CONFIG specifies NAND ECC scheme. + It can take following values: + OMAP_ECC_HAM1_CODE_SW + 1-bit Hamming code using software lib. + (for legacy devices only) + OMAP_ECC_HAM1_CODE_HW + 1-bit Hamming code using GPMC hardware. + (for legacy devices only) + OMAP_ECC_BCH4_CODE_HW_DETECTION_SW + 4-bit BCH code (unsupported) + OMAP_ECC_BCH4_CODE_HW + 4-bit BCH code (unsupported) + OMAP_ECC_BCH8_CODE_HW_DETECTION_SW + 8-bit BCH code with + - ecc calculation using GPMC hardware engine, + - error detection using software library. + - requires CONFIG_BCH to enable software BCH library + (For legacy device which do not have ELM h/w engine) + OMAP_ECC_BCH8_CODE_HW + 8-bit BCH code with + - ecc calculation using GPMC hardware engine, + - error detection using ELM hardware engine. + NOTE: ===== diff --git a/doc/README.omap3 b/doc/README.omap3 index 1fbe79db3..a62c35740 100644 --- a/doc/README.omap3 +++ b/doc/README.omap3 @@ -161,8 +161,7 @@ BCH8 To enable hardware assisted BCH8 (8-bit BCH [Bose, Chaudhuri, Hocquenghem]) on OMAP3 devices we can use the BCH library in lib/bch.c. To do so add CONFIG_BCH -to enable the library and CONFIG_NAND_OMAP_BCH8 to to enable hardware assisted -syndrom generation to your board config. +and set CONFIG_NAND_OMAP_ECCSCHEME=5 (refer README.nand) for selecting BCH8_SW. The NAND OOB layout is the same as in linux kernel, if the linux kernel BCH8 implementation for OMAP3 works for you so the u-boot version should also. When you require the SPL to read with BCH8 there are two more configs to diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile index eb1eafaf0..e145cd184 100644 --- a/drivers/mtd/nand/Makefile +++ b/drivers/mtd/nand/Makefile @@ -58,6 +58,7 @@ obj-$(CONFIG_NAND_S3C2410) += s3c2410_nand.o obj-$(CONFIG_NAND_SPEAR) += spr_nand.o obj-$(CONFIG_TEGRA_NAND) += tegra_nand.o obj-$(CONFIG_NAND_OMAP_GPMC) += omap_gpmc.o +obj-$(CONFIG_NAND_OMAP_ELM) += omap_elm.o obj-$(CONFIG_NAND_PLAT) += nand_plat.o obj-$(CONFIG_NAND_DOCG4) += docg4.o diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index da83f06e4..16b7df0f7 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -412,7 +412,7 @@ 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; } @@ -452,7 +452,7 @@ 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 */ @@ -462,7 +462,7 @@ 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]); } @@ -500,7 +500,7 @@ 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 { @@ -544,7 +544,7 @@ 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; } @@ -584,7 +584,7 @@ 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; } @@ -827,6 +827,7 @@ 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; @@ -840,8 +841,15 @@ 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, @@ -852,7 +860,7 @@ 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 */ @@ -1035,7 +1043,7 @@ 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; } @@ -1045,12 +1053,12 @@ 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); @@ -1062,7 +1070,7 @@ 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; } @@ -1178,7 +1186,11 @@ 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 @@ -1186,7 +1198,7 @@ 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) @@ -1214,6 +1226,6 @@ 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); } diff --git a/drivers/mtd/nand/fsl_ifc_nand.c b/drivers/mtd/nand/fsl_ifc_nand.c index 98a09c064..49b63af85 100644 --- a/drivers/mtd/nand/fsl_ifc_nand.c +++ b/drivers/mtd/nand/fsl_ifc_nand.c @@ -125,6 +125,69 @@ static struct nand_ecclayout oob_4096_ecc8 = { .oobfree = { {2, 6}, {136, 82} }, }; +/* 8192-byte page size with 4-bit ECC */ +static struct nand_ecclayout oob_8192_ecc4 = { + .eccbytes = 128, + .eccpos = { + 8, 9, 10, 11, 12, 13, 14, 15, + 16, 17, 18, 19, 20, 21, 22, 23, + 24, 25, 26, 27, 28, 29, 30, 31, + 32, 33, 34, 35, 36, 37, 38, 39, + 40, 41, 42, 43, 44, 45, 46, 47, + 48, 49, 50, 51, 52, 53, 54, 55, + 56, 57, 58, 59, 60, 61, 62, 63, + 64, 65, 66, 67, 68, 69, 70, 71, + 72, 73, 74, 75, 76, 77, 78, 79, + 80, 81, 82, 83, 84, 85, 86, 87, + 88, 89, 90, 91, 92, 93, 94, 95, + 96, 97, 98, 99, 100, 101, 102, 103, + 104, 105, 106, 107, 108, 109, 110, 111, + 112, 113, 114, 115, 116, 117, 118, 119, + 120, 121, 122, 123, 124, 125, 126, 127, + 128, 129, 130, 131, 132, 133, 134, 135, + }, + .oobfree = { {2, 6}, {136, 208} }, +}; + +/* 8192-byte page size with 8-bit ECC -- requires 218-byte OOB */ +static struct nand_ecclayout oob_8192_ecc8 = { + .eccbytes = 256, + .eccpos = { + 8, 9, 10, 11, 12, 13, 14, 15, + 16, 17, 18, 19, 20, 21, 22, 23, + 24, 25, 26, 27, 28, 29, 30, 31, + 32, 33, 34, 35, 36, 37, 38, 39, + 40, 41, 42, 43, 44, 45, 46, 47, + 48, 49, 50, 51, 52, 53, 54, 55, + 56, 57, 58, 59, 60, 61, 62, 63, + 64, 65, 66, 67, 68, 69, 70, 71, + 72, 73, 74, 75, 76, 77, 78, 79, + 80, 81, 82, 83, 84, 85, 86, 87, + 88, 89, 90, 91, 92, 93, 94, 95, + 96, 97, 98, 99, 100, 101, 102, 103, + 104, 105, 106, 107, 108, 109, 110, 111, + 112, 113, 114, 115, 116, 117, 118, 119, + 120, 121, 122, 123, 124, 125, 126, 127, + 128, 129, 130, 131, 132, 133, 134, 135, + 136, 137, 138, 139, 140, 141, 142, 143, + 144, 145, 146, 147, 148, 149, 150, 151, + 152, 153, 154, 155, 156, 157, 158, 159, + 160, 161, 162, 163, 164, 165, 166, 167, + 168, 169, 170, 171, 172, 173, 174, 175, + 176, 177, 178, 179, 180, 181, 182, 183, + 184, 185, 186, 187, 188, 189, 190, 191, + 192, 193, 194, 195, 196, 197, 198, 199, + 200, 201, 202, 203, 204, 205, 206, 207, + 208, 209, 210, 211, 212, 213, 214, 215, + 216, 217, 218, 219, 220, 221, 222, 223, + 224, 225, 226, 227, 228, 229, 230, 231, + 232, 233, 234, 235, 236, 237, 238, 239, + 240, 241, 242, 243, 244, 245, 246, 247, + 248, 249, 250, 251, 252, 253, 254, 255, + 256, 257, 258, 259, 260, 261, 262, 263, + }, + .oobfree = { {2, 6}, {264, 80} }, +}; /* * Generic flash bbt descriptors @@ -428,20 +491,27 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command, if (mtd->writesize > 512) { nand_fcr0 = (NAND_CMD_SEQIN << IFC_NAND_FCR0_CMD0_SHIFT) | - (NAND_CMD_PAGEPROG << IFC_NAND_FCR0_CMD1_SHIFT); + (NAND_CMD_STATUS << IFC_NAND_FCR0_CMD1_SHIFT) | + (NAND_CMD_PAGEPROG << IFC_NAND_FCR0_CMD2_SHIFT); out_be32(&ifc->ifc_nand.nand_fir0, (IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) | (IFC_FIR_OP_CA0 << IFC_NAND_FIR0_OP1_SHIFT) | (IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP2_SHIFT) | (IFC_FIR_OP_WBCD << IFC_NAND_FIR0_OP3_SHIFT) | - (IFC_FIR_OP_CW1 << IFC_NAND_FIR0_OP4_SHIFT)); - out_be32(&ifc->ifc_nand.nand_fir1, 0); + (IFC_FIR_OP_CMD2 << IFC_NAND_FIR0_OP4_SHIFT)); + out_be32(&ifc->ifc_nand.nand_fir1, + (IFC_FIR_OP_CW1 << IFC_NAND_FIR1_OP5_SHIFT) | + (IFC_FIR_OP_RDSTAT << + IFC_NAND_FIR1_OP6_SHIFT) | + (IFC_FIR_OP_NOP << IFC_NAND_FIR1_OP7_SHIFT)); } else { nand_fcr0 = ((NAND_CMD_PAGEPROG << IFC_NAND_FCR0_CMD1_SHIFT) | (NAND_CMD_SEQIN << - IFC_NAND_FCR0_CMD2_SHIFT)); + IFC_NAND_FCR0_CMD2_SHIFT) | + (NAND_CMD_STATUS << + IFC_NAND_FCR0_CMD3_SHIFT)); out_be32(&ifc->ifc_nand.nand_fir0, (IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) | @@ -450,7 +520,11 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command, (IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP3_SHIFT) | (IFC_FIR_OP_WBCD << IFC_NAND_FIR0_OP4_SHIFT)); out_be32(&ifc->ifc_nand.nand_fir1, - (IFC_FIR_OP_CW1 << IFC_NAND_FIR1_OP5_SHIFT)); + (IFC_FIR_OP_CMD1 << IFC_NAND_FIR1_OP5_SHIFT) | + (IFC_FIR_OP_CW3 << IFC_NAND_FIR1_OP6_SHIFT) | + (IFC_FIR_OP_RDSTAT << + IFC_NAND_FIR1_OP7_SHIFT) | + (IFC_FIR_OP_NOP << IFC_NAND_FIR1_OP8_SHIFT)); if (column >= mtd->writesize) nand_fcr0 |= @@ -902,6 +976,21 @@ static int fsl_ifc_chip_init(int devnum, u8 *addr) priv->bufnum_mask = 1; break; + case CSOR_NAND_PGS_8K: + if ((csor & CSOR_NAND_ECC_MODE_MASK) == + CSOR_NAND_ECC_MODE_4) { + layout = &oob_8192_ecc4; + nand->ecc.strength = 4; + } else { + layout = &oob_8192_ecc8; + nand->ecc.strength = 8; + nand->ecc.bytes = 16; + } + + priv->bufnum_mask = 0; + break; + + default: printf("ifc nand: bad csor %#x: bad page size\n", csor); return -ENODEV; diff --git a/drivers/mtd/nand/fsl_ifc_spl.c b/drivers/mtd/nand/fsl_ifc_spl.c index d4622653f..9fa5ccbc5 100644 --- a/drivers/mtd/nand/fsl_ifc_spl.c +++ b/drivers/mtd/nand/fsl_ifc_spl.c @@ -112,10 +112,13 @@ static void nand_load(unsigned int offs, int uboot_size, uchar *dst) port_size = (cspr & CSPR_PORT_SIZE_16) ? 16 : 8; - if (csor & CSOR_NAND_PGS_4K) { + if ((csor & CSOR_NAND_PGS_MASK) == CSOR_NAND_PGS_8K) { + page_size = 8192; + bufnum_mask = 0x0; + } else if ((csor & CSOR_NAND_PGS_MASK) == CSOR_NAND_PGS_4K) { page_size = 4096; bufnum_mask = 0x1; - } else if (csor & CSOR_NAND_PGS_2K) { + } else if ((csor & CSOR_NAND_PGS_MASK) == CSOR_NAND_PGS_2K) { page_size = 2048; bufnum_mask = 0x3; } else { diff --git a/arch/arm/cpu/armv7/am33xx/elm.c b/drivers/mtd/nand/omap_elm.c index 8f1d6afdd..2aa7807f3 100644 --- a/arch/arm/cpu/armv7/am33xx/elm.c +++ b/drivers/mtd/nand/omap_elm.c @@ -18,7 +18,7 @@ #include <asm/errno.h> #include <asm/arch/cpu.h> #include <asm/omap_gpmc.h> -#include <asm/arch/elm.h> +#include <asm/omap_elm.h> #define ELM_DEFAULT_POLY (0) @@ -127,7 +127,7 @@ int elm_check_error(u8 *syndrome, u32 nibbles, u32 *error_count, for (i = 0; i < *error_count; i++) { error_locations[i] = - readl(&elm_cfg->error_location[poly].error_location_x[i]); + readl(&elm_cfg->error_location[poly].error_location_x[i]); } return 0; @@ -175,7 +175,7 @@ void elm_reset(void) { /* initiate reset */ writel((readl(&elm_cfg->sysconfig) | ELM_SYSCONFIG_SOFTRESET), - &elm_cfg->sysconfig); + &elm_cfg->sysconfig); /* wait for reset complete and normal operation */ while ((readl(&elm_cfg->sysstatus) & ELM_SYSSTATUS_RESETDONE) != diff --git a/drivers/mtd/nand/omap_gpmc.c b/drivers/mtd/nand/omap_gpmc.c index ec1787f22..5e7e6b337 100644 --- a/drivers/mtd/nand/omap_gpmc.c +++ b/drivers/mtd/nand/omap_gpmc.c @@ -15,15 +15,13 @@ #include <linux/bch.h> #include <linux/compiler.h> #include <nand.h> -#ifdef CONFIG_AM33XX -#include <asm/arch/elm.h> -#endif +#include <asm/omap_elm.h> + +#define BADBLOCK_MARKER_LENGTH 2 +#define SECTOR_BYTES 512 static uint8_t cs; -static __maybe_unused struct nand_ecclayout hw_nand_oob = - GPMC_NAND_HW_ECC_LAYOUT; -static __maybe_unused struct nand_ecclayout hw_bch8_nand_oob = - GPMC_NAND_HW_BCH8_ECC_LAYOUT; +static __maybe_unused struct nand_ecclayout omap_ecclayout; /* * omap_nand_hwcontrol - Set the address pointers corretly for the @@ -233,6 +231,7 @@ struct nand_bch_priv { uint8_t type; uint8_t nibbles; struct bch_control *control; + enum omap_ecc ecc_scheme; }; /* bch types */ @@ -274,17 +273,15 @@ static void omap_hwecc_init_bch(struct nand_chip *chip, int32_t mode) { uint32_t val; uint32_t dev_width = (chip->options & NAND_BUSWIDTH_16) >> 1; -#ifdef CONFIG_AM33XX uint32_t unused_length = 0; -#endif uint32_t wr_mode = BCH_WRAPMODE_6; struct nand_bch_priv *bch = chip->priv; /* Clear the ecc result registers, select ecc reg as 1 */ writel(ECCCLEAR | ECCRESULTREG1, &gpmc_cfg->ecc_control); -#ifdef CONFIG_AM33XX - wr_mode = BCH_WRAPMODE_1; + if (bch->ecc_scheme == OMAP_ECC_BCH8_CODE_HW) { + wr_mode = BCH_WRAPMODE_1; switch (bch->nibbles) { case ECC_BCH4_NIBBLES: @@ -320,7 +317,7 @@ static void omap_hwecc_init_bch(struct nand_chip *chip, int32_t mode) val |= (unused_length << 22); break; } -#else + } else { /* * This ecc_size_config setting is for BCH sw library. * @@ -333,7 +330,7 @@ static void omap_hwecc_init_bch(struct nand_chip *chip, int32_t mode) * size1 = 32 (skip 32 nibbles = 16 bytes per sector in spare area) */ val = (32 << 22) | (0 << 12); -#endif + } /* ecc size configuration */ writel(val, &gpmc_cfg->ecc_size_config); @@ -376,9 +373,9 @@ static void __maybe_unused omap_ecc_disable(struct mtd_info *mtd) } /* - * BCH8 support (needs ELM and thus AM33xx-only) + * BCH support using ELM module */ -#ifdef CONFIG_AM33XX +#ifdef CONFIG_NAND_OMAP_ELM /* * omap_read_bch8_result - Read BCH result for BCH8 level * @@ -631,20 +628,20 @@ static int omap_read_page_bch(struct mtd_info *mtd, struct nand_chip *chip, } return 0; } -#endif /* CONFIG_AM33XX */ +#endif /* CONFIG_NAND_OMAP_ELM */ /* * OMAP3 BCH8 support (with BCH library) */ -#ifdef CONFIG_NAND_OMAP_BCH8 +#ifdef CONFIG_BCH /* - * omap_calculate_ecc_bch - Read BCH ECC result + * omap_calculate_ecc_bch_sw - Read BCH ECC result * * @mtd: MTD device structure * @dat: The pointer to data on which ecc is computed (unused here) * @ecc: The ECC output buffer */ -static int omap_calculate_ecc_bch(struct mtd_info *mtd, const uint8_t *dat, +static int omap_calculate_ecc_bch_sw(struct mtd_info *mtd, const uint8_t *dat, uint8_t *ecc) { int ret = 0; @@ -689,13 +686,13 @@ static int omap_calculate_ecc_bch(struct mtd_info *mtd, const uint8_t *dat, } /** - * omap_correct_data_bch - Decode received data and correct errors + * omap_correct_data_bch_sw - Decode received data and correct errors * @mtd: MTD device structure * @data: page data * @read_ecc: ecc read from nand flash * @calc_ecc: ecc read from HW ECC registers */ -static int omap_correct_data_bch(struct mtd_info *mtd, u_char *data, +static int omap_correct_data_bch_sw(struct mtd_info *mtd, u_char *data, u_char *read_ecc, u_char *calc_ecc) { int i, count; @@ -752,7 +749,150 @@ static void __maybe_unused omap_free_bch(struct mtd_info *mtd) chip_priv->control = NULL; } } -#endif /* CONFIG_NAND_OMAP_BCH8 */ +#endif /* CONFIG_BCH */ + +/** + * omap_select_ecc_scheme - configures driver for particular ecc-scheme + * @nand: NAND chip device structure + * @ecc_scheme: ecc scheme to configure + * @pagesize: number of main-area bytes per page of NAND device + * @oobsize: number of OOB/spare bytes per page of NAND device + */ +static int omap_select_ecc_scheme(struct nand_chip *nand, + enum omap_ecc ecc_scheme, unsigned int pagesize, unsigned int oobsize) { + struct nand_bch_priv *bch = nand->priv; + struct nand_ecclayout *ecclayout = nand->ecc.layout; + int eccsteps = pagesize / SECTOR_BYTES; + int i; + + switch (ecc_scheme) { + case OMAP_ECC_HAM1_CODE_SW: + debug("nand: selected OMAP_ECC_HAM1_CODE_SW\n"); + /* For this ecc-scheme, ecc.bytes, ecc.layout, ... are + * initialized in nand_scan_tail(), so just set ecc.mode */ + bch_priv.control = NULL; + bch_priv.type = 0; + nand->ecc.mode = NAND_ECC_SOFT; + nand->ecc.layout = NULL; + nand->ecc.size = pagesize; + bch->ecc_scheme = OMAP_ECC_HAM1_CODE_SW; + break; + + case OMAP_ECC_HAM1_CODE_HW: + debug("nand: selected OMAP_ECC_HAM1_CODE_HW\n"); + /* check ecc-scheme requirements before updating ecc info */ + if ((3 * eccsteps) + BADBLOCK_MARKER_LENGTH > oobsize) { + printf("nand: error: insufficient OOB: require=%d\n", ( + (3 * eccsteps) + BADBLOCK_MARKER_LENGTH)); + return -EINVAL; + } + bch_priv.control = NULL; + bch_priv.type = 0; + /* populate ecc specific fields */ + nand->ecc.mode = NAND_ECC_HW; + nand->ecc.strength = 1; + nand->ecc.size = SECTOR_BYTES; + nand->ecc.bytes = 3; + nand->ecc.hwctl = omap_enable_hwecc; + nand->ecc.correct = omap_correct_data; + nand->ecc.calculate = omap_calculate_ecc; + /* define ecc-layout */ + ecclayout->eccbytes = nand->ecc.bytes * eccsteps; + for (i = 0; i < ecclayout->eccbytes; i++) + ecclayout->eccpos[i] = i + BADBLOCK_MARKER_LENGTH; + ecclayout->oobfree[0].offset = i + BADBLOCK_MARKER_LENGTH; + ecclayout->oobfree[0].length = oobsize - ecclayout->eccbytes - + BADBLOCK_MARKER_LENGTH; + bch->ecc_scheme = OMAP_ECC_HAM1_CODE_HW; + break; + + case OMAP_ECC_BCH8_CODE_HW_DETECTION_SW: +#ifdef CONFIG_BCH + debug("nand: selected OMAP_ECC_BCH8_CODE_HW_DETECTION_SW\n"); + /* check ecc-scheme requirements before updating ecc info */ + if ((13 * eccsteps) + BADBLOCK_MARKER_LENGTH > oobsize) { + printf("nand: error: insufficient OOB: require=%d\n", ( + (13 * eccsteps) + BADBLOCK_MARKER_LENGTH)); + return -EINVAL; + } + /* check if BCH S/W library can be used for error detection */ + bch_priv.control = init_bch(13, 8, 0x201b); + if (!bch_priv.control) { + printf("nand: error: could not init_bch()\n"); + return -ENODEV; + } + bch_priv.type = ECC_BCH8; + /* populate ecc specific fields */ + nand->ecc.mode = NAND_ECC_HW; + nand->ecc.strength = 8; + nand->ecc.size = SECTOR_BYTES; + nand->ecc.bytes = 13; + nand->ecc.hwctl = omap_enable_ecc_bch; + nand->ecc.correct = omap_correct_data_bch_sw; + nand->ecc.calculate = omap_calculate_ecc_bch_sw; + /* define ecc-layout */ + ecclayout->eccbytes = nand->ecc.bytes * eccsteps; + ecclayout->eccpos[0] = BADBLOCK_MARKER_LENGTH; + for (i = 1; i < ecclayout->eccbytes; i++) { + if (i % nand->ecc.bytes) + ecclayout->eccpos[i] = + ecclayout->eccpos[i - 1] + 1; + else + ecclayout->eccpos[i] = + ecclayout->eccpos[i - 1] + 2; + } + ecclayout->oobfree[0].offset = i + BADBLOCK_MARKER_LENGTH; + ecclayout->oobfree[0].length = oobsize - ecclayout->eccbytes - + BADBLOCK_MARKER_LENGTH; + omap_hwecc_init_bch(nand, NAND_ECC_READ); + bch->ecc_scheme = OMAP_ECC_BCH8_CODE_HW_DETECTION_SW; + break; +#else + printf("nand: error: CONFIG_BCH required for ECC\n"); + return -EINVAL; +#endif + + case OMAP_ECC_BCH8_CODE_HW: +#ifdef CONFIG_NAND_OMAP_ELM + debug("nand: selected OMAP_ECC_BCH8_CODE_HW\n"); + /* check ecc-scheme requirements before updating ecc info */ + if ((14 * eccsteps) + BADBLOCK_MARKER_LENGTH > oobsize) { + printf("nand: error: insufficient OOB: require=%d\n", ( + (14 * eccsteps) + BADBLOCK_MARKER_LENGTH)); + return -EINVAL; + } + /* intialize ELM for ECC error detection */ + elm_init(); + bch_priv.type = ECC_BCH8; + /* populate ecc specific fields */ + nand->ecc.mode = NAND_ECC_HW; + nand->ecc.strength = 8; + nand->ecc.size = SECTOR_BYTES; + nand->ecc.bytes = 14; + nand->ecc.hwctl = omap_enable_ecc_bch; + nand->ecc.correct = omap_correct_data_bch; + nand->ecc.calculate = omap_calculate_ecc_bch; + nand->ecc.read_page = omap_read_page_bch; + /* define ecc-layout */ + ecclayout->eccbytes = nand->ecc.bytes * eccsteps; + for (i = 0; i < ecclayout->eccbytes; i++) + ecclayout->eccpos[i] = i + BADBLOCK_MARKER_LENGTH; + ecclayout->oobfree[0].offset = i + BADBLOCK_MARKER_LENGTH; + ecclayout->oobfree[0].length = oobsize - ecclayout->eccbytes - + BADBLOCK_MARKER_LENGTH; + bch->ecc_scheme = OMAP_ECC_BCH8_CODE_HW; + break; +#else + printf("nand: error: CONFIG_NAND_OMAP_ELM required for ECC\n"); + return -EINVAL; +#endif + + default: + debug("nand: error: ecc scheme not enabled or supported\n"); + return -EINVAL; + } + return 0; +} #ifndef CONFIG_SPL_BUILD /* @@ -763,77 +903,45 @@ static void __maybe_unused omap_free_bch(struct mtd_info *mtd) * @eccstrength - the number of bits that could be corrected * (1 - hamming, 4 - BCH4, 8 - BCH8, 16 - BCH16) */ -void omap_nand_switch_ecc(uint32_t hardware, uint32_t eccstrength) +int __maybe_unused omap_nand_switch_ecc(uint32_t hardware, uint32_t eccstrength) { struct nand_chip *nand; struct mtd_info *mtd; + int err = 0; if (nand_curr_device < 0 || nand_curr_device >= CONFIG_SYS_MAX_NAND_DEVICE || !nand_info[nand_curr_device].name) { - printf("Error: Can't switch ecc, no devices available\n"); - return; + printf("nand: error: no NAND devices found\n"); + return -ENODEV; } mtd = &nand_info[nand_curr_device]; nand = mtd->priv; - nand->options |= NAND_OWN_BUFFERS; - - /* Reset ecc interface */ - nand->ecc.mode = NAND_ECC_NONE; - nand->ecc.read_page = NULL; - nand->ecc.write_page = NULL; - nand->ecc.read_oob = NULL; - nand->ecc.write_oob = NULL; - nand->ecc.hwctl = NULL; - nand->ecc.correct = NULL; - nand->ecc.calculate = NULL; - nand->ecc.strength = eccstrength; - /* Setup the ecc configurations again */ if (hardware) { if (eccstrength == 1) { - nand->ecc.mode = NAND_ECC_HW; - nand->ecc.layout = &hw_nand_oob; - nand->ecc.size = 512; - nand->ecc.bytes = 3; - nand->ecc.hwctl = omap_enable_hwecc; - nand->ecc.correct = omap_correct_data; - nand->ecc.calculate = omap_calculate_ecc; - omap_hwecc_init(nand); - printf("1-bit hamming HW ECC selected\n"); - } -#if defined(CONFIG_AM33XX) || defined(CONFIG_NAND_OMAP_BCH8) - else if (eccstrength == 8) { - nand->ecc.mode = NAND_ECC_HW; - nand->ecc.layout = &hw_bch8_nand_oob; - nand->ecc.size = 512; -#ifdef CONFIG_AM33XX - nand->ecc.bytes = 14; - nand->ecc.read_page = omap_read_page_bch; -#else - nand->ecc.bytes = 13; -#endif - nand->ecc.hwctl = omap_enable_ecc_bch; - nand->ecc.correct = omap_correct_data_bch; - nand->ecc.calculate = omap_calculate_ecc_bch; - omap_hwecc_init_bch(nand, NAND_ECC_READ); - printf("8-bit BCH HW ECC selected\n"); + err = omap_select_ecc_scheme(nand, + OMAP_ECC_HAM1_CODE_HW, + mtd->writesize, mtd->oobsize); + } else if (eccstrength == 8) { + err = omap_select_ecc_scheme(nand, + OMAP_ECC_BCH8_CODE_HW, + mtd->writesize, mtd->oobsize); + } else { + printf("nand: error: unsupported ECC scheme\n"); + return -EINVAL; } -#endif } else { - nand->ecc.mode = NAND_ECC_SOFT; - /* Use mtd default settings */ - nand->ecc.layout = NULL; - nand->ecc.size = 0; - printf("SW ECC selected\n"); + err = omap_select_ecc_scheme(nand, OMAP_ECC_HAM1_CODE_SW, + mtd->writesize, mtd->oobsize); } /* Update NAND handling after ECC mode switch */ - nand_scan_tail(mtd); - - nand->options &= ~NAND_OWN_BUFFERS; + if (!err) + err = nand_scan_tail(mtd); + return err; } #endif /* CONFIG_SPL_BUILD */ @@ -856,7 +964,7 @@ int board_nand_init(struct nand_chip *nand) { int32_t gpmc_config = 0; cs = 0; - + int err = 0; /* * xloader/Uboot's gpmc configuration would have configured GPMC for * nand type of memory. The following logic scans and latches on to the @@ -873,7 +981,7 @@ int board_nand_init(struct nand_chip *nand) cs++; } if (cs >= GPMC_MAX_CS) { - printf("NAND: Unable to find NAND settings in " + printf("nand: error: Unable to find NAND settings in " "GPMC Configuration - quitting\n"); return -ENODEV; } @@ -885,64 +993,27 @@ int board_nand_init(struct nand_chip *nand) nand->IO_ADDR_R = (void __iomem *)&gpmc_cfg->cs[cs].nand_dat; nand->IO_ADDR_W = (void __iomem *)&gpmc_cfg->cs[cs].nand_cmd; - - nand->cmd_ctrl = omap_nand_hwcontrol; - nand->options = NAND_NO_PADDING | NAND_CACHEPRG; + nand->priv = &bch_priv; + nand->cmd_ctrl = omap_nand_hwcontrol; + nand->options |= NAND_NO_PADDING | NAND_CACHEPRG; /* If we are 16 bit dev, our gpmc config tells us that */ if ((readl(&gpmc_cfg->cs[cs].config1) & 0x3000) == 0x1000) nand->options |= NAND_BUSWIDTH_16; nand->chip_delay = 100; + nand->ecc.layout = &omap_ecclayout; -#if defined(CONFIG_AM33XX) || defined(CONFIG_NAND_OMAP_BCH8) -#ifdef CONFIG_AM33XX - /* AM33xx uses the ELM */ - /* required in case of BCH */ - elm_init(); -#else - /* - * Whereas other OMAP based SoC do not have the ELM, they use the BCH - * SW library. - */ - bch_priv.control = init_bch(13, 8, 0x201b /* hw polynominal */); - if (!bch_priv.control) { - puts("Could not init_bch()\n"); - return -ENODEV; - } -#endif - /* BCH info that will be correct for SPL or overridden otherwise. */ - nand->priv = &bch_priv; -#endif - - /* Default ECC mode */ -#if defined(CONFIG_AM33XX) || defined(CONFIG_NAND_OMAP_BCH8) - nand->ecc.mode = NAND_ECC_HW; - nand->ecc.layout = &hw_bch8_nand_oob; - nand->ecc.size = CONFIG_SYS_NAND_ECCSIZE; - nand->ecc.bytes = CONFIG_SYS_NAND_ECCBYTES; - nand->ecc.strength = 8; - nand->ecc.hwctl = omap_enable_ecc_bch; - nand->ecc.correct = omap_correct_data_bch; - nand->ecc.calculate = omap_calculate_ecc_bch; -#ifdef CONFIG_AM33XX - nand->ecc.read_page = omap_read_page_bch; -#endif - omap_hwecc_init_bch(nand, NAND_ECC_READ); -#else -#if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_NAND_SOFTECC) - nand->ecc.mode = NAND_ECC_SOFT; + /* select ECC scheme */ +#if defined(CONFIG_NAND_OMAP_ECCSCHEME) + err = omap_select_ecc_scheme(nand, CONFIG_NAND_OMAP_ECCSCHEME, + CONFIG_SYS_NAND_PAGE_SIZE, CONFIG_SYS_NAND_OOBSIZE); #else - nand->ecc.mode = NAND_ECC_HW; - nand->ecc.layout = &hw_nand_oob; - nand->ecc.size = CONFIG_SYS_NAND_ECCSIZE; - nand->ecc.bytes = CONFIG_SYS_NAND_ECCBYTES; - nand->ecc.hwctl = omap_enable_hwecc; - nand->ecc.correct = omap_correct_data; - nand->ecc.calculate = omap_calculate_ecc; - nand->ecc.strength = 1; - omap_hwecc_init(nand); -#endif + /* pagesize and oobsize are not required to configure sw ecc-scheme */ + err = omap_select_ecc_scheme(nand, OMAP_ECC_HAM1_CODE_SW, + 0, 0); #endif + if (err) + return err; #ifdef CONFIG_SPL_BUILD if (nand->options & NAND_BUSWIDTH_16) diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c index 067f8ef18..979e4af7c 100644 --- a/drivers/mtd/onenand/onenand_base.c +++ b/drivers/mtd/onenand/onenand_base.c @@ -761,7 +761,8 @@ static int onenand_transfer_auto_oob(struct mtd_info *mtd, uint8_t *buf, uint8_t *oob_buf = this->oob_buf; free = this->ecclayout->oobfree; - for (i = 0; i < MTD_MAX_OOBFREE_ENTRIES && free->length; i++, free++) { + for (i = 0; i < MTD_MAX_OOBFREE_ENTRIES_LARGE && free->length; + i++, free++) { if (readcol >= lastgap) readcol += free->offset - lastgap; if (readend >= lastgap) @@ -770,7 +771,8 @@ static int onenand_transfer_auto_oob(struct mtd_info *mtd, uint8_t *buf, } this->read_bufferram(mtd, 0, ONENAND_SPARERAM, oob_buf, 0, mtd->oobsize); free = this->ecclayout->oobfree; - for (i = 0; i < MTD_MAX_OOBFREE_ENTRIES && free->length; i++, free++) { + for (i = 0; i < MTD_MAX_OOBFREE_ENTRIES_LARGE && free->length; + i++, free++) { int free_end = free->offset + free->length; if (free->offset < readend && free_end > readcol) { int st = max_t(int,free->offset,readcol); @@ -1356,7 +1358,8 @@ static int onenand_fill_auto_oob(struct mtd_info *mtd, u_char *oob_buf, unsigned int i; free = this->ecclayout->oobfree; - for (i = 0; i < MTD_MAX_OOBFREE_ENTRIES && free->length; i++, free++) { + for (i = 0; i < MTD_MAX_OOBFREE_ENTRIES_LARGE && free->length; + i++, free++) { if (writecol >= lastgap) writecol += free->offset - lastgap; if (writeend >= lastgap) @@ -1364,7 +1367,8 @@ static int onenand_fill_auto_oob(struct mtd_info *mtd, u_char *oob_buf, lastgap = free->offset + free->length; } free = this->ecclayout->oobfree; - for (i = 0; i < MTD_MAX_OOBFREE_ENTRIES && free->length; i++, free++) { + for (i = 0; i < MTD_MAX_OOBFREE_ENTRIES_LARGE && free->length; + i++, free++) { int free_end = free->offset + free->length; if (free->offset < writeend && free_end > writecol) { int st = max_t(int,free->offset,writecol); @@ -2750,7 +2754,8 @@ int onenand_scan(struct mtd_info *mtd, int maxchips) * the out of band area */ this->ecclayout->oobavail = 0; - for (i = 0; i < MTD_MAX_OOBFREE_ENTRIES && + + for (i = 0; i < MTD_MAX_OOBFREE_ENTRIES_LARGE && this->ecclayout->oobfree[i].length; i++) this->ecclayout->oobavail += this->ecclayout->oobfree[i].length; diff --git a/include/configs/ASH405.h b/include/configs/ASH405.h index 9460be3b5..2f5340723 100644 --- a/include/configs/ASH405.h +++ b/include/configs/ASH405.h @@ -143,6 +143,8 @@ #define CONFIG_SYS_NAND_SKIP_BAD_DOT_I 1 /* ".i" read skips bad blocks */ #define CONFIG_SYS_NAND_QUIET 1 +#define CONFIG_SYS_NAND_MAX_OOBFREE 2 +#define CONFIG_SYS_NAND_MAX_ECCPOS 56 /*----------------------------------------------------------------------- * PCI stuff diff --git a/include/configs/C29XPCIE.h b/include/configs/C29XPCIE.h index 08156c531..bb1574537 100644 --- a/include/configs/C29XPCIE.h +++ b/include/configs/C29XPCIE.h @@ -191,13 +191,14 @@ | CSPR_MSEL_NAND \ | CSPR_V) #define CONFIG_SYS_NAND_AMASK IFC_AMASK(64*1024) +#define CONFIG_SYS_NAND_OOBSIZE 0x00000280 /* 640b */ #define CONFIG_SYS_NAND_CSOR (CSOR_NAND_ECC_ENC_EN /* ECC on encode */ \ | CSOR_NAND_ECC_DEC_EN /* ECC on decode */ \ | CSOR_NAND_ECC_MODE_4 /* 4-bit ECC */ \ - | CSOR_NAND_RAL_2 /* RAL = 2 Bytes */ \ - | CSOR_NAND_PGS_2K /* Page Size = 2k */ \ - | CSOR_NAND_SPRZ_64 /* Spare size = 64 */ \ - | CSOR_NAND_PB(64)) /* 64 Pages Per Block */ + | CSOR_NAND_RAL_3 /* RAL = 3 Bytes */ \ + | CSOR_NAND_PGS_8K /* Page Size = 8K */ \ + | CSOR_NAND_SPRZ_CSOR_EXT /*oob in csor_ext*/\ + | CSOR_NAND_PB(128)) /*128 Pages Per Block*/ #define CONFIG_SYS_NAND_FTIM0 (FTIM0_NAND_TCCST(0x01) | \ FTIM0_NAND_TWP(0x0c) | \ FTIM0_NAND_TWCHT(0x08) | \ @@ -224,6 +225,7 @@ #define CONFIG_SYS_CSPR1 CONFIG_SYS_NAND_CSPR #define CONFIG_SYS_AMASK1 CONFIG_SYS_NAND_AMASK #define CONFIG_SYS_CSOR1 CONFIG_SYS_NAND_CSOR +#define CONFIG_SYS_CSOR1_EXT CONFIG_SYS_NAND_OOBSIZE #define CONFIG_SYS_CS1_FTIM0 CONFIG_SYS_NAND_FTIM0 #define CONFIG_SYS_CS1_FTIM1 CONFIG_SYS_NAND_FTIM1 #define CONFIG_SYS_CS1_FTIM2 CONFIG_SYS_NAND_FTIM2 diff --git a/include/configs/MPC8572DS.h b/include/configs/MPC8572DS.h index c7511449e..9ad94021e 100644 --- a/include/configs/MPC8572DS.h +++ b/include/configs/MPC8572DS.h @@ -322,6 +322,8 @@ #define CONFIG_CMD_NAND 1 #define CONFIG_NAND_FSL_ELBC 1 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) +#define CONFIG_SYS_NAND_MAX_OOBFREE 5 +#define CONFIG_SYS_NAND_MAX_ECCPOS 56 /* NAND boot: 4K NAND loader config */ #define CONFIG_SYS_NAND_SPL_SIZE 0x1000 diff --git a/include/configs/T4240QDS.h b/include/configs/T4240QDS.h index 3777ccb83..c96df54d9 100644 --- a/include/configs/T4240QDS.h +++ b/include/configs/T4240QDS.h @@ -229,6 +229,8 @@ unsigned long get_board_ddr_clk(void); #define CONFIG_CMD_NAND #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) +#define CONFIG_SYS_NAND_MAX_OOBFREE 2 +#define CONFIG_SYS_NAND_MAX_ECCPOS 256 #if defined(CONFIG_NAND) #define CONFIG_SYS_CSPR0_EXT CONFIG_SYS_NAND_CSPR_EXT diff --git a/include/configs/alpr.h b/include/configs/alpr.h index 2bf1986e3..61fdebac3 100644 --- a/include/configs/alpr.h +++ b/include/configs/alpr.h @@ -324,6 +324,8 @@ #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE + 0, CONFIG_SYS_NAND_BASE + 2, \ CONFIG_SYS_NAND_BASE + 4, CONFIG_SYS_NAND_BASE + 6 } #define CONFIG_SYS_NAND_QUIET_TEST 1 /* don't warn upon unknown NAND flash */ +#define CONFIG_SYS_NAND_MAX_OOBFREE 2 +#define CONFIG_SYS_NAND_MAX_ECCPOS 56 /*----------------------------------------------------------------------- * External Bus Controller (EBC) Setup diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h index f35ed6fba..d75df9279 100644 --- a/include/configs/am335x_evm.h +++ b/include/configs/am335x_evm.h @@ -220,6 +220,8 @@ #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" #ifdef CONFIG_NAND +#define CONFIG_NAND_OMAP_GPMC +#define CONFIG_NAND_OMAP_ELM #define CONFIG_SYS_NAND_5_ADDR_CYCLE #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ CONFIG_SYS_NAND_PAGE_SIZE) @@ -237,7 +239,8 @@ #define CONFIG_SYS_NAND_ECCSIZE 512 #define CONFIG_SYS_NAND_ECCBYTES 14 - +#define CONFIG_SYS_NAND_ONFI_DETECTION +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 #endif diff --git a/include/configs/am335x_igep0033.h b/include/configs/am335x_igep0033.h index 2c69d4e30..115d1b37c 100644 --- a/include/configs/am335x_igep0033.h +++ b/include/configs/am335x_igep0033.h @@ -187,6 +187,7 @@ /* NAND support */ #define CONFIG_NAND #define CONFIG_NAND_OMAP_GPMC +#define CONFIG_NAND_OMAP_ELM #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 #define CONFIG_SYS_NAND_BASE (0x08000000) /* phys address CS0 */ #define CONFIG_SYS_MAX_NAND_DEVICE 1 @@ -263,6 +264,7 @@ #define CONFIG_SYS_NAND_ECCSIZE 512 #define CONFIG_SYS_NAND_ECCBYTES 14 +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE diff --git a/include/configs/am3517_crane.h b/include/configs/am3517_crane.h index 6fd3fb904..468fb43ea 100644 --- a/include/configs/am3517_crane.h +++ b/include/configs/am3517_crane.h @@ -340,6 +340,7 @@ 10, 11, 12, 13} #define CONFIG_SYS_NAND_ECCSIZE 512 #define CONFIG_SYS_NAND_ECCBYTES 3 +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 diff --git a/include/configs/am3517_evm.h b/include/configs/am3517_evm.h index 7e9c55edf..a3473b51b 100644 --- a/include/configs/am3517_evm.h +++ b/include/configs/am3517_evm.h @@ -334,6 +334,7 @@ 10, 11, 12, 13} #define CONFIG_SYS_NAND_ECCSIZE 512 #define CONFIG_SYS_NAND_ECCBYTES 3 +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 diff --git a/include/configs/devkit8000.h b/include/configs/devkit8000.h index 474a5687a..4f43ba988 100644 --- a/include/configs/devkit8000.h +++ b/include/configs/devkit8000.h @@ -327,6 +327,7 @@ #define CONFIG_SYS_NAND_ECCSIZE 512 #define CONFIG_SYS_NAND_ECCBYTES 3 +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE diff --git a/include/configs/mcx.h b/include/configs/mcx.h index a2f7cf711..dcd29ce7c 100644 --- a/include/configs/mcx.h +++ b/include/configs/mcx.h @@ -353,7 +353,6 @@ #define CONFIG_SPL_FRAMEWORK #define CONFIG_SPL_BOARD_INIT #define CONFIG_SPL_NAND_SIMPLE -#define CONFIG_SPL_NAND_SOFTECC #define CONFIG_SPL_LIBCOMMON_SUPPORT #define CONFIG_SPL_LIBDISK_SUPPORT @@ -395,6 +394,7 @@ 56, 57, 58, 59, 60, 61, 62, 63} #define CONFIG_SYS_NAND_ECCSIZE 256 #define CONFIG_SYS_NAND_ECCBYTES 3 +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_SW #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE diff --git a/include/configs/omap3_beagle.h b/include/configs/omap3_beagle.h index bba39d428..9eab1903f 100644 --- a/include/configs/omap3_beagle.h +++ b/include/configs/omap3_beagle.h @@ -431,6 +431,7 @@ 10, 11, 12, 13} #define CONFIG_SYS_NAND_ECCSIZE 512 #define CONFIG_SYS_NAND_ECCBYTES 3 +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 diff --git a/include/configs/omap3_evm.h b/include/configs/omap3_evm.h index 3ace8bb6e..b7638fb8a 100644 --- a/include/configs/omap3_evm.h +++ b/include/configs/omap3_evm.h @@ -107,6 +107,7 @@ 10, 11, 12, 13} #define CONFIG_SYS_NAND_ECCSIZE 512 #define CONFIG_SYS_NAND_ECCBYTES 3 +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 diff --git a/include/configs/omap3_evm_quick_nand.h b/include/configs/omap3_evm_quick_nand.h index 9ecd70d55..4427e88b7 100644 --- a/include/configs/omap3_evm_quick_nand.h +++ b/include/configs/omap3_evm_quick_nand.h @@ -86,6 +86,7 @@ 10, 11, 12, 13} #define CONFIG_SYS_NAND_ECCSIZE 512 #define CONFIG_SYS_NAND_ECCBYTES 3 +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 diff --git a/include/configs/omap3_igep00x0.h b/include/configs/omap3_igep00x0.h index 75d7d70d2..71062a601 100644 --- a/include/configs/omap3_igep00x0.h +++ b/include/configs/omap3_igep00x0.h @@ -362,6 +362,7 @@ 10, 11, 12, 13} #define CONFIG_SYS_NAND_ECCSIZE 512 #define CONFIG_SYS_NAND_ECCBYTES 3 +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 #endif diff --git a/include/configs/omap3_overo.h b/include/configs/omap3_overo.h index 84b4aeee2..e0f026269 100644 --- a/include/configs/omap3_overo.h +++ b/include/configs/omap3_overo.h @@ -324,6 +324,7 @@ 10, 11, 12, 13} #define CONFIG_SYS_NAND_ECCSIZE 512 #define CONFIG_SYS_NAND_ECCBYTES 3 +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 diff --git a/include/configs/siemens-am33x-common.h b/include/configs/siemens-am33x-common.h index 745e3bea5..f37653fea 100644 --- a/include/configs/siemens-am33x-common.h +++ b/include/configs/siemens-am33x-common.h @@ -195,6 +195,7 @@ #define CONFIG_SYS_NAND_ECCSIZE 512 #define CONFIG_SYS_NAND_ECCBYTES 14 +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW #define CONFIG_SYS_NAND_ECCSTEPS 4 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \ @@ -430,6 +431,7 @@ "\0" #define CONFIG_NAND_OMAP_GPMC +#define CONFIG_NAND_OMAP_ELM #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */ /* to access nand at */ diff --git a/include/configs/tam3517-common.h b/include/configs/tam3517-common.h index 6112c1b7a..439fc47eb 100644 --- a/include/configs/tam3517-common.h +++ b/include/configs/tam3517-common.h @@ -224,7 +224,6 @@ #define CONFIG_SPL_BOARD_INIT #define CONFIG_SPL_CONSOLE #define CONFIG_SPL_NAND_SIMPLE -#define CONFIG_SPL_NAND_SOFTECC #define CONFIG_SPL_NAND_WORKSPACE 0x8f07f000 /* below BSS */ #define CONFIG_SPL_LIBCOMMON_SUPPORT @@ -261,6 +260,7 @@ 56, 57, 58, 59, 60, 61, 62, 63} #define CONFIG_SYS_NAND_ECCSIZE 256 #define CONFIG_SYS_NAND_ECCBYTES 3 +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_SW #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE diff --git a/include/configs/tricorder.h b/include/configs/tricorder.h index afd870762..cc4001fcd 100644 --- a/include/configs/tricorder.h +++ b/include/configs/tricorder.h @@ -138,8 +138,9 @@ #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */ /* devices */ -#define CONFIG_NAND_OMAP_BCH8 #define CONFIG_BCH +#define CONFIG_SYS_NAND_MAX_OOBFREE 2 +#define CONFIG_SYS_NAND_MAX_ECCPOS 56 /* commands to include */ #include <config_cmd_default.h> @@ -374,6 +375,7 @@ #define CONFIG_SYS_NAND_ECCSIZE 512 #define CONFIG_SYS_NAND_ECCBYTES 13 +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h index 6f44abdc1..a65b68155 100644 --- a/include/linux/mtd/mtd.h +++ b/include/linux/mtd/mtd.h @@ -96,6 +96,29 @@ struct mtd_oob_ops { uint8_t *oobbuf; }; +#ifdef CONFIG_SYS_NAND_MAX_OOBFREE +#define MTD_MAX_OOBFREE_ENTRIES_LARGE CONFIG_SYS_NAND_MAX_OOBFREE +#else +#define MTD_MAX_OOBFREE_ENTRIES_LARGE 32 +#endif + +#ifdef CONFIG_SYS_NAND_MAX_ECCPOS +#define MTD_MAX_ECCPOS_ENTRIES_LARGE CONFIG_SYS_NAND_MAX_ECCPOS +#else +#define MTD_MAX_ECCPOS_ENTRIES_LARGE 640 +#endif + +/* + * ECC layout control structure. Exported to userspace for + * diagnosis and to allow creation of raw images + */ +struct nand_ecclayout { + uint32_t eccbytes; + uint32_t eccpos[MTD_MAX_ECCPOS_ENTRIES_LARGE]; + uint32_t oobavail; + struct nand_oobfree oobfree[MTD_MAX_OOBFREE_ENTRIES_LARGE]; +}; + struct mtd_info { u_char type; u_int32_t flags; diff --git a/include/mtd/mtd-abi.h b/include/mtd/mtd-abi.h index d51c1abd1..ac3c29876 100644 --- a/include/mtd/mtd-abi.h +++ b/include/mtd/mtd-abi.h @@ -155,18 +155,6 @@ struct nand_oobfree { uint32_t length; }; -#define MTD_MAX_OOBFREE_ENTRIES 8 -/* - * ECC layout control structure. Exported to userspace for - * diagnosis and to allow creation of raw images - */ -struct nand_ecclayout { - uint32_t eccbytes; - uint32_t eccpos[128]; - uint32_t oobavail; - struct nand_oobfree oobfree[MTD_MAX_OOBFREE_ENTRIES]; -}; - /** * struct mtd_ecc_stats - error correction stats * |