[MTD] Add help text for MTD_NAND_CS553X option.

Signed-off-by: David Woodhouse <dwmw2@infradead.org>

diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index b4a7086b219ce918985dbc642de46b6aa92d6bf6..b1f807980b7951409e5aeca792fa25e5eb171a00 100644 (file)
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -192,12 +192,21 @@ config MTD_NAND_SHARPSL
 config MTD_NAND_CS553X
        tristate "NAND support for CS5535/CS5536 (AMD Geode companion chip)"
        depends on MTD_NAND && X86_PC && PCI
-       
+       help
+         The CS553x companion chips for the AMD Geode processor
+         include NAND flash controllers with built-in hardware ECC
+         capabilities; enabling this option will allow you to use
+         these. The driver will check the MSRs to verify that the
+         controller is enabled for NAND, and currently requires that
+         the controller be in MMIO mode.
+
+         If you say "m", the module will be called "cs553x_nand.ko".
+
 config MTD_NAND_NANDSIM
        tristate "Support for NAND Flash Simulator"
        depends on MTD_NAND && MTD_PARTITIONS
        help
-         The simulator may simulate verious NAND flash chips for the
+         The simulator may simulate various NAND flash chips for the
          MTD nand layer.
 
 endmenu