ARM: OMAP3EVM: Add NAND flash definition

Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Tested-by: Zumeng Chen <zumeng.chen@windriver.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 39 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index 639bd07ea38a..0b83d0e7e726 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -24,6 +24,10 @@
 #include <linux/leds.h>
 #include <linux/interrupt.h>
 
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/nand.h>
+
 #include <linux/spi/spi.h>
 #include <linux/spi/ads7846.h>
 #include <linux/i2c/twl.h>
@@ -43,6 +47,7 @@
 
 #include <plat/board.h>
 #include <plat/usb.h>
+#include <plat/nand.h>
 #include "common.h"
 #include <plat/mcspi.h>
 #include <video/omapdss.h>
@@ -607,6 +612,37 @@ static struct regulator_consumer_supply dummy_supplies[] = {
         REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
 };
 
+static struct mtd_partition omap3evm_nand_partitions[] = {
+        /* All the partition sizes are listed in terms of NAND block size */
+        {
+                .name           = "X-Loader",
+                .offset         = 0,
+                .size           = 4*(SZ_128K),
+                .mask_flags     = MTD_WRITEABLE
+        },
+        {
+                .name           = "U-Boot",
+                .offset         = MTDPART_OFS_APPEND,
+                .size           = 14*(SZ_128K),
+                .mask_flags     = MTD_WRITEABLE
+        },
+        {
+                .name           = "U-Boot Env",
+                .offset         = MTDPART_OFS_APPEND,
+                .size           = 2*(SZ_128K)
+        },
+        {
+                .name           = "Kernel",
+                .offset         = MTDPART_OFS_APPEND,
+                .size           = 40*(SZ_128K)
+        },
+        {
+                .name           = "File system",
+                .size           = MTDPART_SIZ_FULL,
+                .offset         = MTDPART_OFS_APPEND,
+        },
+};
+
 static void __init omap3_evm_init(void)
 {
         struct omap_board_mux *obm;
@@ -656,6 +692,9 @@ static void __init omap3_evm_init(void)
         }
         usb_musb_init(&musb_board_data);
         usbhs_init(&usbhs_bdata);
+        omap_nand_flash_init(NAND_BUSWIDTH_16, omap3evm_nand_partitions,
+                             ARRAY_SIZE(omap3evm_nand_partitions));
+
         omap_ads7846_init(1, OMAP3_EVM_TS_GPIO, 310, NULL);
         omap3evm_init_smsc911x();
         omap3_evm_display_init();