mtd: orion/kirkwood: add RnB line support to orion mtd driver

Add support for a board to register a callback to get the state of the
RnB line if it has it attached.

Signed-off-by: Ben Dooks <ben@simtec.co.uk>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/mtd/nand/orion_nand.c b/drivers/mtd/nand/orion_nand.c
index f4444fe960a1..da6e75343052 100644
--- a/drivers/mtd/nand/orion_nand.c
+++ b/drivers/mtd/nand/orion_nand.c
@@ -126,6 +126,9 @@ static int __init orion_nand_probe(struct platform_device *pdev)
         if (board->width == 16)
                 nc->options |= NAND_BUSWIDTH_16;
 
+        if (board->dev_ready)
+                nc->dev_ready = board->dev_ready;
+
         platform_set_drvdata(pdev, mtd);
 
         if (nand_scan(mtd, 1)) {