[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>

1 files changed, 16 insertions, 0 deletions

diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index cf197ad62da6..d2365c8dcacc 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)