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authorVitaly Wool <vitalywool@gmail.com>2007-05-06 18:46:57 +0400
committerDavid Woodhouse <dwmw2@infradead.org>2007-05-08 00:40:32 +0100
commit972edcb79ec8c8512ed5b29ca6718065328d6992 (patch)
tree308a84b81b776012003c1d9e6d1ab22d1c974368 /include
parent1c97964520503c60aa91680d4b525236c2885a36 (diff)
downloadop-kernel-dev-972edcb79ec8c8512ed5b29ca6718065328d6992.zip
op-kernel-dev-972edcb79ec8c8512ed5b29ca6718065328d6992.tar.gz
[MTD] [NAND] platform NAND driver: update header
This patch extends nand.h in order to enable platform NAND driver. Signed-off-by: Vitaly Wool <vitalywool@gmail.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mtd/nand.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index cf197ad..d2365c8 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -560,6 +560,7 @@ extern int nand_do_read(struct mtd_info *mtd, loff_t from, size_t len,
* @chip_delay: R/B delay value in us
* @options: Option flags, e.g. 16bit buswidth
* @ecclayout: ecc layout info structure
+ * @part_probe_types: NULL-terminated array of probe types
* @priv: hardware controller specific settings
*/
struct platform_nand_chip {
@@ -570,6 +571,7 @@ struct platform_nand_chip {
struct nand_ecclayout *ecclayout;
int chip_delay;
unsigned int options;
+ const char **part_probe_types;
void *priv;
};
@@ -578,6 +580,8 @@ struct platform_nand_chip {
* @hwcontrol: platform specific hardware control structure
* @dev_ready: platform specific function to read ready/busy pin
* @select_chip: platform specific chip select function
+ * @cmd_ctrl: platform specific function for controlling
+ * ALE/CLE/nCE. Also used to write command and address
* @priv: private data to transport driver specific settings
*
* All fields are optional and depend on the hardware driver requirements
@@ -586,9 +590,21 @@ struct platform_nand_ctrl {
void (*hwcontrol)(struct mtd_info *mtd, int cmd);
int (*dev_ready)(struct mtd_info *mtd);
void (*select_chip)(struct mtd_info *mtd, int chip);
+ void (*cmd_ctrl)(struct mtd_info *mtd, int dat,
+ unsigned int ctrl);
void *priv;
};
+/**
+ * struct platform_nand_data - container structure for platform-specific data
+ * @chip: chip level chip structure
+ * @ctrl: controller level device structure
+ */
+struct platform_nand_data {
+ struct platform_nand_chip chip;
+ struct platform_nand_ctrl ctrl;
+};
+
/* Some helpers to access the data structures */
static inline
struct platform_nand_chip *get_platform_nandchip(struct mtd_info *mtd)
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