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authorHaojian Zhuang <haojian.zhuang@marvell.com>2009-09-23 01:57:35 +0800
committerEric Miao <eric.y.miao@gmail.com>2009-12-01 09:02:45 +0800
commitd6587c34a6de8e2e577dfc149f2d4352752dafdf (patch)
tree4813f427e006fd152342e6b3374909e9e3d0da9c /arch/arm/mach-mmp
parentef559def40cd5861ba2da747747c42c2f7331057 (diff)
downloadlinux-2.6.34-ux500-d6587c34a6de8e2e577dfc149f2d4352752dafdf.tar.gz
[ARM] pxa: add onenand support for TTC-DKB
Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com> Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Diffstat (limited to 'arch/arm/mach-mmp')
-rw-r--r--arch/arm/mach-mmp/ttc_dkb.c87
1 files changed, 87 insertions, 0 deletions
diff --git a/arch/arm/mach-mmp/ttc_dkb.c b/arch/arm/mach-mmp/ttc_dkb.c
index 08cfef6c92a..bb26cb5351d 100644
--- a/arch/arm/mach-mmp/ttc_dkb.c
+++ b/arch/arm/mach-mmp/ttc_dkb.c
@@ -11,9 +11,13 @@
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/onenand.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
#include <mach/addr-map.h>
#include <mach/mfp-pxa910.h>
#include <mach/pxa910.h>
@@ -26,6 +30,86 @@ static unsigned long ttc_dkb_pin_config[] __initdata = {
/* UART2 */
GPIO47_UART2_RXD,
GPIO48_UART2_TXD,
+
+ /* DFI */
+ DF_IO0_ND_IO0,
+ DF_IO1_ND_IO1,
+ DF_IO2_ND_IO2,
+ DF_IO3_ND_IO3,
+ DF_IO4_ND_IO4,
+ DF_IO5_ND_IO5,
+ DF_IO6_ND_IO6,
+ DF_IO7_ND_IO7,
+ DF_IO8_ND_IO8,
+ DF_IO9_ND_IO9,
+ DF_IO10_ND_IO10,
+ DF_IO11_ND_IO11,
+ DF_IO12_ND_IO12,
+ DF_IO13_ND_IO13,
+ DF_IO14_ND_IO14,
+ DF_IO15_ND_IO15,
+ DF_nCS0_SM_nCS2_nCS0,
+ DF_ALE_SM_WEn_ND_ALE,
+ DF_CLE_SM_OEn_ND_CLE,
+ DF_WEn_DF_WEn,
+ DF_REn_DF_REn,
+ DF_RDY0_DF_RDY0,
+};
+
+static struct mtd_partition ttc_dkb_onenand_partitions[] = {
+ {
+ .name = "bootloader",
+ .offset = 0,
+ .size = SZ_1M,
+ .mask_flags = MTD_WRITEABLE,
+ }, {
+ .name = "reserved",
+ .offset = MTDPART_OFS_APPEND,
+ .size = SZ_128K,
+ .mask_flags = MTD_WRITEABLE,
+ }, {
+ .name = "reserved",
+ .offset = MTDPART_OFS_APPEND,
+ .size = SZ_8M,
+ .mask_flags = MTD_WRITEABLE,
+ }, {
+ .name = "kernel",
+ .offset = MTDPART_OFS_APPEND,
+ .size = (SZ_2M + SZ_1M),
+ .mask_flags = 0,
+ }, {
+ .name = "filesystem",
+ .offset = MTDPART_OFS_APPEND,
+ .size = SZ_48M,
+ .mask_flags = 0,
+ }
+};
+
+static struct flash_platform_data ttc_dkb_onenand_info = {
+ .parts = ttc_dkb_onenand_partitions,
+ .nr_parts = ARRAY_SIZE(ttc_dkb_onenand_partitions),
+};
+
+static struct resource ttc_dkb_resource_onenand[] = {
+ [0] = {
+ .start = SMC_CS0_PHYS_BASE,
+ .end = SMC_CS0_PHYS_BASE + SZ_1M,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device ttc_dkb_device_onenand = {
+ .name = "onenand-flash",
+ .id = -1,
+ .resource = ttc_dkb_resource_onenand,
+ .num_resources = ARRAY_SIZE(ttc_dkb_resource_onenand),
+ .dev = {
+ .platform_data = &ttc_dkb_onenand_info,
+ },
+};
+
+static struct platform_device *ttc_dkb_devices[] = {
+ &ttc_dkb_device_onenand,
};
static void __init ttc_dkb_init(void)
@@ -34,6 +118,9 @@ static void __init ttc_dkb_init(void)
/* on-chip devices */
pxa910_add_uart(1);
+
+ /* off-chip devices */
+ platform_add_devices(ARRAY_AND_SIZE(ttc_dkb_devices));
}
MACHINE_START(TTC_DKB, "PXA910-based TTC_DKB Development Platform")