>From 4259c6ae2e6d9b5e316fa8289a9fca729fc6bc83 Mon Sep 17 00:00:00 2001
From: Vimal Singh <vimalsingh@xxxxxx>
Date: Thu, 3 Dec 2009 18:23:37 +0530
Subject: [PATCH] OMAP3: Add support for NAND on ZOOM3 board
This patch adds NAND support to ZOOM3 board.
Signed-off-by: Vimal Singh <vimalsingh@xxxxxx>
---
arch/arm/mach-omap2/Makefile | 1 +
arch/arm/mach-omap2/board-zoom3.c | 49 +++++++++++++++++++++++++++++++++++++
2 files changed, 50 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index a277d38..4848ab0 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -82,6 +82,7 @@ obj-$(CONFIG_MACH_OMAP_ZOOM2) += board-zoom2.o \
mmc-twl4030.o \
board-zoom-debugboard.o
obj-$(CONFIG_MACH_OMAP_ZOOM3) += board-zoom3.o \
+ board-zoom-flash.o \
board-zoom-peripherals.o \
mmc-twl4030.o \
board-zoom-debugboard.o
diff --git a/arch/arm/mach-omap2/board-zoom3.c
b/arch/arm/mach-omap2/board-zoom3.c
index 8d965a6..49090da 100644
--- a/arch/arm/mach-omap2/board-zoom3.c
+++ b/arch/arm/mach-omap2/board-zoom3.c
@@ -42,9 +42,58 @@ static void __init omap_zoom_init_irq(void)
omap_gpio_init();
}
+static struct mtd_partition zoom_nand_partitions[] = {
+ /* All the partition sizes are listed in terms of NAND block size */
+ {
+ .name = "X-Loader-NAND",
+ .offset = 0,
+ .size = 4 * (64 * 2048), /* 512KB, 0x80000 */
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+},
+ {
+ .name = "U-Boot-NAND",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
+ .size = 10 * (64 * 2048), /* 1.25MB, 0x140000 */
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ },
+ {
+ .name = "Boot Env-NAND",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x1c0000 */
+ .size = 2 * (64 * 2048), /* 256KB, 0x40000 */
+ },
+ {
+ .name = "Kernel-NAND",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x0200000*/
+ .size = 240 * (64 * 2048), /* 30M, 0x1E00000 */
+ },
+ {
+ .name = "system",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x2000000 */
+ .size = 1280 * (64 * 2048), /* 160M, 0xA000000 */
+ },
+ {
+ .name = "userdata",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0xC000000 */
+ .size = 256 * (64 * 2048), /* 32M, 0x2000000 */
+ },
+ {
+ .name = "cache",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0xE000000 */
+ .size = 256 * (64 * 2048), /* 32M, 0x2000000 */
+ },
+};
+
+static struct flash_partitions zoom_flash_partitions[] = {
+ {
+ .parts = zoom_nand_partitions,
+ .nr_parts = ARRAY_SIZE(zoom_nand_partitions),
+ },
+};
+
static void __init omap_zoom_init(void)
{
zoom_peripherals_init();
+ zoom_flash_init(zoom_flash_partitions, ZOOM_NAND_CS);
zoom_debugboard_init();
}
--
1.5.5
--
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