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omap3: add support for NAND on zoom2 board

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This patch adds NAND support to ZOOM2 board.

Signed-off-by: Sukumar Ghorai <s-ghorai@ti.com>
Signed-off-by: Vimal Singh <vimalsingh@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Sukumar Ghorai 2010-07-09 14:27:48 +00:00 committed by Tony Lindgren
parent 13d6b73cf1
commit 7e7eb4263e
3 changed files with 50 additions and 0 deletions
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1
arch/arm/mach-omap2/Makefile
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@ -130,6 +130,7 @@ obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51.o \
hsmmc.o
obj-$(CONFIG_MACH_OMAP_ZOOM2) += board-zoom2.o \
board-zoom-peripherals.o \
board-flash.o \
hsmmc.o \
board-zoom-debugboard.o
obj-$(CONFIG_MACH_OMAP_ZOOM3) += board-zoom3.o \

43
arch/arm/mach-omap2/board-zoom2.c
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@ -90,10 +90,53 @@ static struct omap_board_mux board_mux[] __initdata = {
#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 = 3328 * (64 * 2048), /* 416M, 0x1A000000 */
},
{
.name = "userdata",
.offset = MTDPART_OFS_APPEND, /* Offset = 0x1C000000*/
.size = 256 * (64 * 2048), /* 32M, 0x2000000 */
},
{
.name = "cache",
.offset = MTDPART_OFS_APPEND, /* Offset = 0x1E000000*/
.size = 256 * (64 * 2048), /* 32M, 0x2000000 */
},
};
static void __init omap_zoom2_init(void)
{
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
zoom_peripherals_init();
board_nand_init(zoom_nand_partitions,
ARRAY_SIZE(zoom_nand_partitions), ZOOM_NAND_CS);
zoom_debugboard_init();
}

6
arch/arm/mach-omap2/include/mach/board-zoom.h
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@ -1,5 +1,11 @@
/*
* Defines for zoom boards
*/
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#define ZOOM_NAND_CS 0
extern void __init board_nand_init(struct mtd_partition *, u8 nr_parts, u8 cs);
extern int __init zoom_debugboard_init(void);
extern void __init zoom_peripherals_init(void);