[PATCH v3 2/8] omap3: add support for NAND on zoom2 board
This patch adds NAND support to ZOOM2 board.
Signed-off-by: Sukumar Ghorai s-gho...@ti.com
Signed-off-by: Vimal Singh vimalsi...@ti.com
---
arch/arm/mach-omap2/Makefile |1 +
arch/arm/mach-omap2/board-zoom2.c | 43 +
arch/arm/mach-omap2/include/mach/board-zoom.h |6 +++
3 files changed, 50 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 0d854f1..e7159b0 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -126,6 +126,7 @@ 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 \
diff --git a/arch/arm/mach-omap2/board-zoom2.c
b/arch/arm/mach-omap2/board-zoom2.c
index 803ef14..549f274 100644
--- a/arch/arm/mach-omap2/board-zoom2.c
+++ b/arch/arm/mach-omap2/board-zoom2.c
@@ -77,10 +77,53 @@ 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, 0x8 */
+ .mask_flags = MTD_WRITEABLE,/* force read-only */
+ },
+ {
+ .name = U-Boot-NAND,
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x8 */
+ .size = 10 * (64 * 2048), /* 1.25MB, 0x14 */
+ .mask_flags = MTD_WRITEABLE,/* force read-only */
+ },
+ {
+ .name = Boot Env-NAND,
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x1c */
+ .size = 2 * (64 * 2048), /* 256KB, 0x4 */
+ },
+ {
+ .name = Kernel-NAND,
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x020*/
+ .size = 240 * (64 * 2048),/* 30M, 0x1E0 */
+ },
+ {
+ .name = system,
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x200 */
+ .size = 3328 * (64 * 2048), /* 416M, 0x1A00 */
+ },
+ {
+ .name = userdata,
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x1C00*/
+ .size = 256 * (64 * 2048),/* 32M, 0x200 */
+ },
+ {
+ .name = cache,
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x1E00*/
+ .size = 256 * (64 * 2048),/* 32M, 0x200 */
+ },
+};
+
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();
}
diff --git a/arch/arm/mach-omap2/include/mach/board-zoom.h
b/arch/arm/mach-omap2/include/mach/board-zoom.h
index c93b29e..3af69d2 100644
--- a/arch/arm/mach-omap2/include/mach/board-zoom.h
+++ b/arch/arm/mach-omap2/include/mach/board-zoom.h
@@ -1,5 +1,11 @@
/*
* Defines for zoom boards
*/
+#include linux/mtd/mtd.h
+#include linux/mtd/partitions.h
+
+#define ZOOM_NAND_CS0
+
+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);
--
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[PATCH v3 2/8] 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: Sukumar Ghorai s-gho...@ti.com
Signed-off-by: Vimal Singh vimalsi...@ti.com
---
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 4b9fc57..f8d9a42 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -124,6 +124,7 @@ obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51.o
\
board-rx51-peripherals.o \
hsmmc.o
obj-$(CONFIG_MACH_OMAP_ZOOM2) += board-zoom2.o \
+ board-zoom-flash.o \
board-zoom-peripherals.o \
hsmmc.o \
board-zoom-debugboard.o
diff --git a/arch/arm/mach-omap2/board-zoom2.c
b/arch/arm/mach-omap2/board-zoom2.c
index 9a26f84..e0f4901 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[] __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, 0x8 */
+ .mask_flags = MTD_WRITEABLE,/* force read-only */
+ },
+ {
+ .name = U-Boot-NAND,
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x8 */
+ .size = 10 * (64 * 2048), /* 1.25MB, 0x14 */
+ .mask_flags = MTD_WRITEABLE,/* force read-only */
+ },
+ {
+ .name = Boot Env-NAND,
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x1c */
+ .size = 2 * (64 * 2048), /* 256KB, 0x4 */
+ },
+ {
+ .name = Kernel-NAND,
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x020*/
+ .size = 240 * (64 * 2048),/* 30M, 0x1E0 */
+ },
+ {
+ .name = system,
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x200 */
+ .size = 3328 * (64 * 2048), /* 416M, 0x1A00 */
+ },
+ {
+ .name = userdata,
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x1C00*/
+ .size = 256 * (64 * 2048),/* 32M, 0x200 */
+ },
+ {
+ .name = cache,
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x1E00*/
+ .size = 256 * (64 * 2048),/* 32M, 0x200 */
+ },
+};
+
+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();
}
--
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