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Diffstat (limited to 'include/linux/platform_data/mtd-nand-pxa3xx.h')
-rw-r--r--include/linux/platform_data/mtd-nand-pxa3xx.h79
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
7struct 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
19struct 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
32struct 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)
57struct 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
78extern void pxa3xx_set_nand_info(struct pxa3xx_nand_platform_data *info);
79#endif /* __ASM_ARCH_PXA3XX_NAND_H */