[PATCH] [MTD] orion_nand: add chip_delay parameter

Nicolas Pitre nico at cam.org
Mon Jun 23 09:55:22 EDT 2008


From: Saeed Bishara <saeed at marvell.com>

Some SoC's need a different chip_delay value.

Signed-off-by: Saeed Bishara <saeed at marvell.com>
Signed-off-by: Lennert Buytenhek <buytenh at marvell.com>
Signed-off-by: Nicolas Pitre <nico at marvell.com>

diff --git a/drivers/mtd/nand/orion_nand.c b/drivers/mtd/nand/orion_nand.c
index 59e05a1..ee2ac39 100644
--- 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
--- 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;
 };
 
 



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