[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>

diff --git a/arch/arm/mach-mmp/ttc_dkb.c b/arch/arm/mach-mmp/ttc_dkb.c
index 08cfef6..bb26cb5 100644 (file)
--- 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")