[PATCH 1/3] at91: add HAVE_NAND_ATMEL_BUSWIDTH_16 to Enable 16-bit data bus interface

[Jean-Christophe PLAGNIOL-VILLARD]

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
Cc: Nicolas Ferre <nicolas.ferre at atmel.com>
Cc: Patrice Vilchez <patrice.vilchez at atmel.com>
---
 arch/arm/mach-at91/Kconfig |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index 99d0f4d..1b006a1 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -10,6 +10,9 @@ config BOARDINFO
 	default "Bucyrus MMC-CPU" if MACH_MMCCPU
 	default "Ronetix PM9263" if MACH_PM9263
 
+config HAVE_NAND_ATMEL_BUSWIDTH_16
+	bool
+
 comment "Atmel AT91 System-on-Chip"
 
 choice
@@ -38,6 +41,7 @@ choice
 
 config MACH_AT91SAM9260EK
 	bool "Atmel AT91SAM9260-EK"
+	select HAVE_NAND_ATMEL_BUSWIDTH_16
 	help
 	  Say y here if you are using Atmel's AT91SAM9260-EK Evaluation board
 
@@ -54,6 +58,7 @@ choice
 
 config MACH_AT91SAM9263EK
 	bool "Atmel AT91SAM9263-EK"
+	select HAVE_NAND_ATMEL_BUSWIDTH_16
 	help
 	  Say y here if you are using Atmel's AT91SAM9263-EK Evaluation board
 
@@ -71,4 +76,15 @@ endchoice
 
 endif
 
+# ----------------------------------------------------------
+
+comment "AT91 Board Options"
+
+config MTD_NAND_ATMEL_BUSWIDTH_16
+	bool "Enable 16-bit data bus interface to NAND flash"
+	depends on HAVE_NAND_ATMEL_BUSWIDTH_16
+	help
+	  On AT91SAM926x boards both types of NAND flash can be present
+	  (8 and 16 bit data bus width).
+
 endif
-- 
1.7.1