diff options
Diffstat (limited to 'include/linux/platform_data/mtd-nand-pxa3xx.h')
-rw-r--r-- | include/linux/platform_data/mtd-nand-pxa3xx.h | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/include/linux/platform_data/mtd-nand-pxa3xx.h b/include/linux/platform_data/mtd-nand-pxa3xx.h deleted file mode 100644 index c42f39f2019..00000000000 --- a/include/linux/platform_data/mtd-nand-pxa3xx.h +++ /dev/null | |||
@@ -1,79 +0,0 @@ | |||
1 | #ifndef __ASM_ARCH_PXA3XX_NAND_H | ||
2 | #define __ASM_ARCH_PXA3XX_NAND_H | ||
3 | |||
4 | #include <linux/mtd/mtd.h> | ||
5 | #include <linux/mtd/partitions.h> | ||
6 | |||
7 | struct pxa3xx_nand_timing { | ||
8 | unsigned int tCH; /* Enable signal hold time */ | ||
9 | unsigned int tCS; /* Enable signal setup time */ | ||
10 | unsigned int tWH; /* ND_nWE high duration */ | ||
11 | unsigned int tWP; /* ND_nWE pulse time */ | ||
12 | unsigned int tRH; /* ND_nRE high duration */ | ||
13 | unsigned int tRP; /* ND_nRE pulse width */ | ||
14 | unsigned int tR; /* ND_nWE high to ND_nRE low for read */ | ||
15 | unsigned int tWHR; /* ND_nWE high to ND_nRE low for status read */ | ||
16 | unsigned int tAR; /* ND_ALE low to ND_nRE low delay */ | ||
17 | }; | ||
18 | |||
19 | struct pxa3xx_nand_cmdset { | ||
20 | uint16_t read1; | ||
21 | uint16_t read2; | ||
22 | uint16_t program; | ||
23 | uint16_t read_status; | ||
24 | uint16_t read_id; | ||
25 | uint16_t erase; | ||
26 | uint16_t reset; | ||
27 | uint16_t lock; | ||
28 | uint16_t unlock; | ||
29 | uint16_t lock_status; | ||
30 | }; | ||
31 | |||
32 | struct pxa3xx_nand_flash { | ||
33 | char *name; | ||
34 | uint32_t chip_id; | ||
35 | unsigned int page_per_block; /* Pages per block (PG_PER_BLK) */ | ||
36 | unsigned int page_size; /* Page size in bytes (PAGE_SZ) */ | ||
37 | unsigned int flash_width; /* Width of Flash memory (DWIDTH_M) */ | ||
38 | unsigned int dfc_width; /* Width of flash controller(DWIDTH_C) */ | ||
39 | unsigned int num_blocks; /* Number of physical blocks in Flash */ | ||
40 | |||
41 | struct pxa3xx_nand_timing *timing; /* NAND Flash timing */ | ||
42 | }; | ||
43 | |||
44 | /* | ||
45 | * Current pxa3xx_nand controller has two chip select which | ||
46 | * both be workable. | ||
47 | * | ||
48 | * Notice should be taken that: | ||
49 | * When you want to use this feature, you should not enable the | ||
50 | * keep configuration feature, for two chip select could be | ||
51 | * attached with different nand chip. The different page size | ||
52 | * and timing requirement make the keep configuration impossible. | ||
53 | */ | ||
54 | |||
55 | /* The max num of chip select current support */ | ||
56 | #define NUM_CHIP_SELECT (2) | ||
57 | struct pxa3xx_nand_platform_data { | ||
58 | |||
59 | /* the data flash bus is shared between the Static Memory | ||
60 | * Controller and the Data Flash Controller, the arbiter | ||
61 | * controls the ownership of the bus | ||
62 | */ | ||
63 | int enable_arbiter; | ||
64 | |||
65 | /* allow platform code to keep OBM/bootloader defined NFC config */ | ||
66 | int keep_config; | ||
67 | |||
68 | /* indicate how many chip selects will be used */ | ||
69 | int num_cs; | ||
70 | |||
71 | const struct mtd_partition *parts[NUM_CHIP_SELECT]; | ||
72 | unsigned int nr_parts[NUM_CHIP_SELECT]; | ||
73 | |||
74 | const struct pxa3xx_nand_flash * flash; | ||
75 | size_t num_flash; | ||
76 | }; | ||
77 | |||
78 | extern void pxa3xx_set_nand_info(struct pxa3xx_nand_platform_data *info); | ||
79 | #endif /* __ASM_ARCH_PXA3XX_NAND_H */ | ||