diff options
author | Olof Johansson <olof@lixom.net> | 2012-12-12 16:09:22 -0800 |
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committer | Olof Johansson <olof@lixom.net> | 2012-12-12 16:10:00 -0800 |
commit | 4a76411ea3f1da9032e031f8fff8894b97d141b2 (patch) | |
tree | 59976175d70b6e08aacd4abf7090919d3b78fc29 /include/linux/platform_data/mtd-nand-omap2.h | |
parent | 5c1af2a7011bf719807de360cb64c2f610269a38 (diff) | |
parent | fb6842a7bc44bf719bfe85d5819a153d7c215510 (diff) |
ARM: arm-soc: Merge branch 'next/clk' into next/pm
Merge together a couple of the smaller pm/clock branches into one.
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'include/linux/platform_data/mtd-nand-omap2.h')
-rw-r--r-- | include/linux/platform_data/mtd-nand-omap2.h | 46 |
1 files changed, 34 insertions, 12 deletions
diff --git a/include/linux/platform_data/mtd-nand-omap2.h b/include/linux/platform_data/mtd-nand-omap2.h index 1a68c1e5fe5..24d32ca34be 100644 --- a/include/linux/platform_data/mtd-nand-omap2.h +++ b/include/linux/platform_data/mtd-nand-omap2.h @@ -8,9 +8,13 @@ * published by the Free Software Foundation. */ -#include <plat/gpmc.h> +#ifndef _MTD_NAND_OMAP2_H +#define _MTD_NAND_OMAP2_H + #include <linux/mtd/partitions.h> +#define GPMC_BCH_NUM_REMAINDER 8 + enum nand_io { NAND_OMAP_PREFETCH_POLLED = 0, /* prefetch polled mode, default */ NAND_OMAP_POLLED, /* polled mode, without prefetch */ @@ -18,10 +22,38 @@ enum nand_io { NAND_OMAP_PREFETCH_IRQ /* prefetch enabled irq mode */ }; +enum omap_ecc { + /* 1-bit ecc: stored at end of spare area */ + OMAP_ECC_HAMMING_CODE_DEFAULT = 0, /* Default, s/w method */ + OMAP_ECC_HAMMING_CODE_HW, /* gpmc to detect the error */ + /* 1-bit ecc: stored at beginning of spare area as romcode */ + OMAP_ECC_HAMMING_CODE_HW_ROMCODE, /* gpmc method & romcode layout */ + OMAP_ECC_BCH4_CODE_HW, /* 4-bit BCH ecc code */ + OMAP_ECC_BCH8_CODE_HW, /* 8-bit BCH ecc code */ +}; + +struct gpmc_nand_regs { + void __iomem *gpmc_status; + void __iomem *gpmc_nand_command; + void __iomem *gpmc_nand_address; + void __iomem *gpmc_nand_data; + void __iomem *gpmc_prefetch_config1; + void __iomem *gpmc_prefetch_config2; + void __iomem *gpmc_prefetch_control; + void __iomem *gpmc_prefetch_status; + void __iomem *gpmc_ecc_config; + void __iomem *gpmc_ecc_control; + void __iomem *gpmc_ecc_size_config; + void __iomem *gpmc_ecc1_result; + void __iomem *gpmc_bch_result0[GPMC_BCH_NUM_REMAINDER]; + void __iomem *gpmc_bch_result1[GPMC_BCH_NUM_REMAINDER]; + void __iomem *gpmc_bch_result2[GPMC_BCH_NUM_REMAINDER]; + void __iomem *gpmc_bch_result3[GPMC_BCH_NUM_REMAINDER]; +}; + struct omap_nand_platform_data { int cs; struct mtd_partition *parts; - struct gpmc_timings *gpmc_t; int nr_parts; bool dev_ready; enum nand_io xfer_type; @@ -30,14 +62,4 @@ struct omap_nand_platform_data { struct gpmc_nand_regs reg; }; -/* minimum size for IO mapping */ -#define NAND_IO_SIZE 4 - -#if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE) -extern int gpmc_nand_init(struct omap_nand_platform_data *d); -#else -static inline int gpmc_nand_init(struct omap_nand_platform_data *d) -{ - return 0; -} #endif |