[PATCH 1/5] ARM: OMAP3EVM: Add NAND flash definition

Zumeng Chen
2012-06-11T14:00:41Z

Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Tested-by: Zumeng Chen <zumeng.chen@gmail.com>
---
arch/arm/mach-omap2/board-omap3evm.c | 39 ++++++++++++++++++++++++++++++++++
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 639bd07..fef911d 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 = "xloader-nand",
+ .offset = 0,
+ .size = 4*(SZ_128K),
+ .mask_flags = MTD_WRITEABLE
+ },
+ {
+ .name = "uboot-nand",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 14*(SZ_128K),
+ .mask_flags = MTD_WRITEABLE
+ },
+ {
+ .name = "params-nand",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 2*(SZ_128K)
+ },
+ {
+ .name = "linux-nand",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 40*(SZ_128K)
+ },
+ {
+ .name = "jffs2-nand",
+ .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();
--
1.7.5.4