Commit 3eb3e72a3f66 (nand/denali: Adding Denali NAND driver support)
introduced some new options, and some of them were documented by
commit f9860cf081ef (nand/denali: Document CONFIG symbols).

This commit allows users to enable/disable them via Kconfig
with more detailed help docs.

Signed-off-by: Masahiro Yamada <yamad...@jp.panasonic.com>
Cc: Chin Liang See <cl...@altera.com>
Cc: Scott Wood <scottw...@freescale.com>
---

Changes in v6:
  - Rename oob -> OOB

Changes in v5:
  - Newly added

Changes in v4: None
Changes in v3: None
Changes in v2: None

 doc/README.nand          |  6 ------
 drivers/mtd/Kconfig      |  1 +
 drivers/mtd/nand/Kconfig | 32 ++++++++++++++++++++++++++++++++
 3 files changed, 33 insertions(+), 6 deletions(-)
 create mode 100644 drivers/mtd/nand/Kconfig

diff --git a/doc/README.nand b/doc/README.nand
index 320d752..e29188f 100644
--- a/doc/README.nand
+++ b/doc/README.nand
@@ -215,12 +215,6 @@ Configuration Options:
 
 Platform specific options
 =========================
-   CONFIG_NAND_DENALI
-       Enables the denali.c driver.
-
-   CONFIG_SYS_NAND_DENALI_64BIT
-       Indicates that the Denali NAND controller is the 64-bit variant.
-
    CONFIG_NAND_OMAP_GPMC
        Enables omap_gpmc.c driver for OMAPx and AMxxxx platforms.
        GPMC controller is used for parallel NAND flash devices, and can
diff --git a/drivers/mtd/Kconfig b/drivers/mtd/Kconfig
index e69de29..415ab4e 100644
--- a/drivers/mtd/Kconfig
+++ b/drivers/mtd/Kconfig
@@ -0,0 +1 @@
+source "drivers/mtd/nand/Kconfig"
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
new file mode 100644
index 0000000..1d9bf48
--- /dev/null
+++ b/drivers/mtd/nand/Kconfig
@@ -0,0 +1,32 @@
+menu "NAND Device Support"
+
+if !SPL_BUILD
+
+config NAND_DENALI
+       bool "Support Denali NAND controller"
+       help
+         Enable support for the Denali NAND controller.
+
+config SYS_NAND_DENALI_64BIT
+       bool "Use 64-bit variant of Denali NAND controller"
+       depends on NAND_DENALI
+       help
+         The Denali NAND controller IP has some variations in terms of
+         the bus interface.  The DMA setup sequence is completely differenct
+         between 32bit / 64bit AXI bus variants.
+
+         If your Denali NAND controller is the 64-bit variant, say Y.
+         Otherwise (32 bit), say N.
+
+config NAND_DENALI_SPARE_AREA_SKIP_BYTES
+       int "Number of bytes skipped in OOB area"
+       depends on NAND_DENALI
+       range 0 63
+       help
+         This option specifies the number of bytes to skip from the beginning
+         of OOB area before last ECC sector data starts.  This is potentially
+         used to preserve the bad block marker in the OOB area.
+
+endif
+
+endmenu
-- 
1.9.1

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