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author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-10-21 08:52:04 +0400 |
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committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-10-21 08:52:04 +0400 |
commit | a02efb906d12c9d4eb2ab7c59049ba9545e5412d (patch) | |
tree | bf1f6467978ec63a22f42299ecac2ee7f7e73336 /arch/arm/mach-pxa/include/mach/pxa3xx_nand.h | |
parent | 84dfcb4b318463cd4883b6a19937824f49aee564 (diff) | |
parent | 2515ddc6db8eb49a79f0fe5e67ff09ac7c81eab4 (diff) | |
download | linux-a02efb906d12c9d4eb2ab7c59049ba9545e5412d.tar.xz |
Merge commit 'origin' into master
Manual merge of:
arch/powerpc/Kconfig
arch/powerpc/include/asm/page.h
Diffstat (limited to 'arch/arm/mach-pxa/include/mach/pxa3xx_nand.h')
-rw-r--r-- | arch/arm/mach-pxa/include/mach/pxa3xx_nand.h | 44 |
1 files changed, 42 insertions, 2 deletions
diff --git a/arch/arm/mach-pxa/include/mach/pxa3xx_nand.h b/arch/arm/mach-pxa/include/mach/pxa3xx_nand.h index eb4b190b6657..eb35fca9aea5 100644 --- a/arch/arm/mach-pxa/include/mach/pxa3xx_nand.h +++ b/arch/arm/mach-pxa/include/mach/pxa3xx_nand.h @@ -4,6 +4,43 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> +struct pxa3xx_nand_timing { + unsigned int tCH; /* Enable signal hold time */ + unsigned int tCS; /* Enable signal setup time */ + unsigned int tWH; /* ND_nWE high duration */ + unsigned int tWP; /* ND_nWE pulse time */ + unsigned int tRH; /* ND_nRE high duration */ + unsigned int tRP; /* ND_nRE pulse width */ + unsigned int tR; /* ND_nWE high to ND_nRE low for read */ + unsigned int tWHR; /* ND_nWE high to ND_nRE low for status read */ + unsigned int tAR; /* ND_ALE low to ND_nRE low delay */ +}; + +struct pxa3xx_nand_cmdset { + uint16_t read1; + uint16_t read2; + uint16_t program; + uint16_t read_status; + uint16_t read_id; + uint16_t erase; + uint16_t reset; + uint16_t lock; + uint16_t unlock; + uint16_t lock_status; +}; + +struct pxa3xx_nand_flash { + const struct pxa3xx_nand_timing *timing; /* NAND Flash timing */ + const struct pxa3xx_nand_cmdset *cmdset; + + uint32_t page_per_block;/* Pages per block (PG_PER_BLK) */ + uint32_t page_size; /* Page size in bytes (PAGE_SZ) */ + uint32_t flash_width; /* Width of Flash memory (DWIDTH_M) */ + uint32_t dfc_width; /* Width of flash controller(DWIDTH_C) */ + uint32_t num_blocks; /* Number of physical blocks in Flash */ + uint32_t chip_id; +}; + struct pxa3xx_nand_platform_data { /* the data flash bus is shared between the Static Memory @@ -12,8 +49,11 @@ struct pxa3xx_nand_platform_data { */ int enable_arbiter; - struct mtd_partition *parts; - unsigned int nr_parts; + const struct mtd_partition *parts; + unsigned int nr_parts; + + const struct pxa3xx_nand_flash * flash; + size_t num_flash; }; extern void pxa3xx_set_nand_info(struct pxa3xx_nand_platform_data *info); |