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authorTony Lindgren <tony@atomide.com>2012-10-17 14:07:18 -0400
committerTony Lindgren <tony@atomide.com>2012-10-17 14:07:18 -0400
commit99f0b8d6b09b0db6452d0d6e252bfa28049bbea9 (patch)
tree23db2359ad86957359da7c8a458e25eddb08d776 /include/linux/platform_data
parent94c657853bd228ebbc2c590b7f81efcc1dde3329 (diff)
parent94709014ea8d2f24fbc1e6eb6982e801e325bd47 (diff)
Merge branch 'omap-for-v3.8/cleanup-headers-gpmc' into omap-for-v3.8/cleanup-headers
Conflicts: arch/arm/mach-omap2/board-3430sdp.c arch/arm/mach-omap2/board-h4.c arch/arm/mach-omap2/board-rx51-peripherals.c arch/arm/mach-omap2/board-rx51.c arch/arm/mach-omap2/pm34xx.c drivers/mtd/nand/omap2.c drivers/mtd/onenand/omap2.c
Diffstat (limited to 'include/linux/platform_data')
-rw-r--r--include/linux/platform_data/mtd-nand-omap2.h46
-rw-r--r--include/linux/platform_data/mtd-onenand-omap2.h28
2 files changed, 38 insertions, 36 deletions
diff --git a/include/linux/platform_data/mtd-nand-omap2.h b/include/linux/platform_data/mtd-nand-omap2.h
index 1a68c1e5fe53..24d32ca34bef 100644
--- a/include/linux/platform_data/mtd-nand-omap2.h
+++ b/include/linux/platform_data/mtd-nand-omap2.h
@@ -8,9 +8,13 @@
8 * published by the Free Software Foundation. 8 * published by the Free Software Foundation.
9 */ 9 */
10 10
11#include <plat/gpmc.h> 11#ifndef _MTD_NAND_OMAP2_H
12#define _MTD_NAND_OMAP2_H
13
12#include <linux/mtd/partitions.h> 14#include <linux/mtd/partitions.h>
13 15
16#define GPMC_BCH_NUM_REMAINDER 8
17
14enum nand_io { 18enum nand_io {
15 NAND_OMAP_PREFETCH_POLLED = 0, /* prefetch polled mode, default */ 19 NAND_OMAP_PREFETCH_POLLED = 0, /* prefetch polled mode, default */
16 NAND_OMAP_POLLED, /* polled mode, without prefetch */ 20 NAND_OMAP_POLLED, /* polled mode, without prefetch */
@@ -18,10 +22,38 @@ enum nand_io {
18 NAND_OMAP_PREFETCH_IRQ /* prefetch enabled irq mode */ 22 NAND_OMAP_PREFETCH_IRQ /* prefetch enabled irq mode */
19}; 23};
20 24
25enum omap_ecc {
26 /* 1-bit ecc: stored at end of spare area */
27 OMAP_ECC_HAMMING_CODE_DEFAULT = 0, /* Default, s/w method */
28 OMAP_ECC_HAMMING_CODE_HW, /* gpmc to detect the error */
29 /* 1-bit ecc: stored at beginning of spare area as romcode */
30 OMAP_ECC_HAMMING_CODE_HW_ROMCODE, /* gpmc method & romcode layout */
31 OMAP_ECC_BCH4_CODE_HW, /* 4-bit BCH ecc code */
32 OMAP_ECC_BCH8_CODE_HW, /* 8-bit BCH ecc code */
33};
34
35struct gpmc_nand_regs {
36 void __iomem *gpmc_status;
37 void __iomem *gpmc_nand_command;
38 void __iomem *gpmc_nand_address;
39 void __iomem *gpmc_nand_data;
40 void __iomem *gpmc_prefetch_config1;
41 void __iomem *gpmc_prefetch_config2;
42 void __iomem *gpmc_prefetch_control;
43 void __iomem *gpmc_prefetch_status;
44 void __iomem *gpmc_ecc_config;
45 void __iomem *gpmc_ecc_control;
46 void __iomem *gpmc_ecc_size_config;
47 void __iomem *gpmc_ecc1_result;
48 void __iomem *gpmc_bch_result0[GPMC_BCH_NUM_REMAINDER];
49 void __iomem *gpmc_bch_result1[GPMC_BCH_NUM_REMAINDER];
50 void __iomem *gpmc_bch_result2[GPMC_BCH_NUM_REMAINDER];
51 void __iomem *gpmc_bch_result3[GPMC_BCH_NUM_REMAINDER];
52};
53
21struct omap_nand_platform_data { 54struct omap_nand_platform_data {
22 int cs; 55 int cs;
23 struct mtd_partition *parts; 56 struct mtd_partition *parts;
24 struct gpmc_timings *gpmc_t;
25 int nr_parts; 57 int nr_parts;
26 bool dev_ready; 58 bool dev_ready;
27 enum nand_io xfer_type; 59 enum nand_io xfer_type;
@@ -30,14 +62,4 @@ struct omap_nand_platform_data {
30 struct gpmc_nand_regs reg; 62 struct gpmc_nand_regs reg;
31}; 63};
32 64
33/* minimum size for IO mapping */
34#define NAND_IO_SIZE 4
35
36#if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE)
37extern int gpmc_nand_init(struct omap_nand_platform_data *d);
38#else
39static inline int gpmc_nand_init(struct omap_nand_platform_data *d)
40{
41 return 0;
42}
43#endif 65#endif
diff --git a/include/linux/platform_data/mtd-onenand-omap2.h b/include/linux/platform_data/mtd-onenand-omap2.h
index 2858667d2e4f..685af7e8b120 100644
--- a/include/linux/platform_data/mtd-onenand-omap2.h
+++ b/include/linux/platform_data/mtd-onenand-omap2.h
@@ -9,17 +9,15 @@
9 * published by the Free Software Foundation. 9 * published by the Free Software Foundation.
10 */ 10 */
11 11
12#ifndef __MTD_ONENAND_OMAP2_H
13#define __MTD_ONENAND_OMAP2_H
14
12#include <linux/mtd/mtd.h> 15#include <linux/mtd/mtd.h>
13#include <linux/mtd/partitions.h> 16#include <linux/mtd/partitions.h>
14 17
15#define ONENAND_SYNC_READ (1 << 0) 18#define ONENAND_SYNC_READ (1 << 0)
16#define ONENAND_SYNC_READWRITE (1 << 1) 19#define ONENAND_SYNC_READWRITE (1 << 1)
17 20#define ONENAND_IN_OMAP34XX (1 << 2)
18struct onenand_freq_info {
19 u16 maf_id;
20 u16 dev_id;
21 u16 ver_id;
22};
23 21
24struct omap_onenand_platform_data { 22struct omap_onenand_platform_data {
25 int cs; 23 int cs;
@@ -27,27 +25,9 @@ struct omap_onenand_platform_data {
27 struct mtd_partition *parts; 25 struct mtd_partition *parts;
28 int nr_parts; 26 int nr_parts;
29 int (*onenand_setup)(void __iomem *, int *freq_ptr); 27 int (*onenand_setup)(void __iomem *, int *freq_ptr);
30 int (*get_freq)(const struct onenand_freq_info *freq_info,
31 bool *clk_dep);
32 int dma_channel; 28 int dma_channel;
33 u8 flags; 29 u8 flags;
34 u8 regulator_can_sleep; 30 u8 regulator_can_sleep;
35 u8 skip_initial_unlocking; 31 u8 skip_initial_unlocking;
36}; 32};
37
38#define ONENAND_MAX_PARTITIONS 8
39
40#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
41 defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
42
43extern void gpmc_onenand_init(struct omap_onenand_platform_data *d);
44
45#else
46
47#define board_onenand_data NULL
48
49static inline void gpmc_onenand_init(struct omap_onenand_platform_data *d)
50{
51}
52
53#endif 33#endif