[MTD] orion_nand: add chip_delay parameter

Some SoCs need a different chip_delay value.

Signed-off-by: Saeed Bishara <saeed@marvell.com>
Acked-by: Jörn Engel <joern@logfs.org>
Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: Nicolas Pitre <nico@marvell.com>

diff --git a/drivers/mtd/nand/orion_nand.c b/drivers/mtd/nand/orion_nand.c
index 59e05a1..ee2ac39 100644 (file)
--- a/drivers/mtd/nand/orion_nand.c
+++ b/drivers/mtd/nand/orion_nand.c
@@ -85,6 +85,9 @@ static int __init orion_nand_probe(struct platform_device *pdev)
        nc->cmd_ctrl = orion_nand_cmd_ctrl;
        nc->ecc.mode = NAND_ECC_SOFT;
 
+       if (board->chip_delay)
+               nc->chip_delay = board->chip_delay;
+
        if (board->width == 16)
                nc->options |= NAND_BUSWIDTH_16;
 

diff --git a/include/asm-arm/plat-orion/orion_nand.h b/include/asm-arm/plat-orion/orion_nand.h
index ffd3852..ad4ce94 100644 (file)
--- a/include/asm-arm/plat-orion/orion_nand.h
+++ b/include/asm-arm/plat-orion/orion_nand.h
@@ -18,6 +18,7 @@ struct orion_nand_data {
        u8 ale;         /* address line number connected to ALE */
        u8 cle;         /* address line number connected to CLE */
        u8 width;       /* buswidth */
+       u8 chip_delay;
 };