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[U-Boot,v5,1/7] mtd: denali: add Denali controller configs to Kconfig

Message ID 1411742724-30938-2-git-send-email-yamada.m@jp.panasonic.com
State Superseded
Delegated to: Masahiro Yamada
Headers show

Commit Message

Masahiro Yamada Sept. 26, 2014, 2:45 p.m. UTC 
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 <yamada.m@jp.panasonic.com>
Cc: Chin Liang See <clsee@altera.com>
Cc: Scott Wood <scottwood@freescale.com>
---

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
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Patch

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..a1617c3
--- /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 reserved in oob area"
+	depends on NAND_DENALI
+	range 0 63
+	help
+	  This option specifies the number of bytes to skip from start 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