>From 0dcf09f753601c9f7d08f65cb9b887e93998f7c5 Mon Sep 17 00:00:00 2001
From: Vimal Singh <vimalsingh@xxxxxx>
Date: Tue, 12 Jan 2010 17:30:12 +0530
Subject: [PATCH] OMAP3: Add support for NAND on ZOOM2 board
This patch adds NAND support to ZOOM2 board.
This uses 'board-zoom-flash.c' for NAND initialization.
Signed-off-by: Vimal Singh <vimalsingh@xxxxxx>
---
arch/arm/mach-omap2/Makefile | 1 +
arch/arm/mach-omap2/board-zoom2.c | 49 +++++++++++++++++++++++++++++++++++++
2 files changed, 50 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index c74437c..434310e 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -92,6 +92,7 @@ obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51.o \
board-rx51-peripherals.o \
mmc-twl4030.o
obj-$(CONFIG_MACH_OMAP_ZOOM2) += board-zoom2.o \
+ board-zoom-flash.o \
board-zoom-peripherals.o \
mmc-twl4030.o \
board-zoom-debugboard.o
diff --git a/arch/arm/mach-omap2/board-zoom2.c
b/arch/arm/mach-omap2/board-zoom2.c
index bb87cf7..9fa8bcf 100644
--- a/arch/arm/mach-omap2/board-zoom2.c
+++ b/arch/arm/mach-omap2/board-zoom2.c
@@ -77,10 +77,59 @@ static struct omap_board_mux board_mux[]
#define board_mux NULL
#endif
+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_zoom2_init(void)
{
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
zoom_peripherals_init();
+ zoom_flash_init(zoom_flash_partitions, ZOOM_NAND_CS);
zoom_debugboard_init();
}
--
1.5.5
--
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