[MTD NAND] s3c24x0 board: Fix clock handling, ensure proper initialisation.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index 203f90a024db..3db77eec0ed2 100644
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -135,6 +135,16 @@ config MTD_NAND_NDFC
         help
          NDFC Nand Flash Controllers are integrated in EP44x SoCs
 
+config MTD_NAND_S3C2410_CLKSTOP
+        bool "S3C2410 NAND IDLE clock stop"
+        depends on MTD_NAND_S3C2410
+        default n
+        help
+          Stop the clock to the NAND controller when there is no chip
+          selected to save power. This will mean there is a small delay
+          when the is NAND chip selected or released, but will save
+          approximately 5mA of power when there is nothing happening.
+
 config MTD_NAND_DISKONCHIP
         tristate "DiskOnChip 2000, Millennium and Millennium Plus (NAND reimplementation) (EXPERIMENTAL)"
         depends on MTD_NAND && EXPERIMENTAL