Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
[linux-2.6.git] / arch / arm / mach-pxa / spitz.c
index 7299d87..6d447c9 100644 (file)
@@ -31,6 +31,7 @@
 #include <linux/spi/spi.h>
 #include <linux/spi/ads7846.h>
 #include <linux/spi/corgi_lcd.h>
+#include <linux/mtd/sharpsl.h>
 
 #include <asm/setup.h>
 #include <asm/memory.h>
@@ -613,6 +614,54 @@ static struct pxafb_mach_info spitz_pxafb_info = {
        .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
 };
 
+static struct mtd_partition sharpsl_nand_partitions[] = {
+       {
+               .name = "System Area",
+               .offset = 0,
+               .size = 7 * 1024 * 1024,
+       },
+       {
+               .name = "Root Filesystem",
+               .offset = 7 * 1024 * 1024,
+       },
+       {
+               .name = "Home Filesystem",
+               .offset = MTDPART_OFS_APPEND,
+               .size = MTDPART_SIZ_FULL,
+       },
+};
+
+static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
+
+static struct nand_bbt_descr sharpsl_bbt = {
+       .options = 0,
+       .offs = 4,
+       .len = 2,
+       .pattern = scan_ff_pattern
+};
+
+static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
+       .badblock_pattern       = &sharpsl_bbt,
+       .partitions             = sharpsl_nand_partitions,
+       .nr_partitions          = ARRAY_SIZE(sharpsl_nand_partitions),
+};
+
+static struct resource sharpsl_nand_resources[] = {
+       {
+               .start  = 0x0C000000,
+               .end    = 0x0C000FFF,
+               .flags  = IORESOURCE_MEM,
+       },
+};
+
+static struct platform_device sharpsl_nand_device = {
+       .name           = "sharpsl-nand",
+       .id             = -1,
+       .resource       = sharpsl_nand_resources,
+       .num_resources  = ARRAY_SIZE(sharpsl_nand_resources),
+       .dev.platform_data      = &sharpsl_nand_platform_data,
+};
+
 
 static struct mtd_partition sharpsl_rom_parts[] = {
        {
@@ -648,6 +697,7 @@ static struct platform_device *devices[] __initdata = {
        &spitzscoop_device,
        &spitzkbd_device,
        &spitzled_device,
+       &sharpsl_nand_device,
        &sharpsl_rom_device,
 };
 
@@ -671,6 +721,14 @@ static void __init common_init(void)
        pm_power_off = spitz_poweroff;
        arm_pm_restart = spitz_restart;
 
+       if (machine_is_spitz()) {
+               sharpsl_nand_partitions[1].size = 5 * 1024 * 1024;
+       } else if (machine_is_akita()) {
+               sharpsl_nand_partitions[1].size = 58 * 1024 * 1024;
+       } else if (machine_is_borzoi()) {
+               sharpsl_nand_partitions[1].size = 32 * 1024 * 1024;
+       }
+
        PMCR = 0x00;
 
        /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
@@ -715,10 +773,29 @@ static struct i2c_board_info akita_i2c_board_info[] = {
        },
 };
 
+static struct nand_bbt_descr sharpsl_akita_bbt = {
+       .options = 0,
+       .offs = 4,
+       .len = 1,
+       .pattern = scan_ff_pattern
+};
+
+static struct nand_ecclayout akita_oobinfo = {
+       .eccbytes = 24,
+       .eccpos = {
+                  0x5, 0x1, 0x2, 0x3, 0x6, 0x7, 0x15, 0x11,
+                  0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
+                  0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37},
+       .oobfree = {{0x08, 0x09}}
+};
+
 static void __init akita_init(void)
 {
        spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
 
+       sharpsl_nand_platform_data.badblock_pattern = &sharpsl_akita_bbt;
+       sharpsl_nand_platform_data.ecc_layout = &akita_oobinfo;
+
        /* We just pretend the second element of the array doesn't exist */
        spitz_pcmcia_config.num_devs = 1;
        platform_scoop_config = &spitz_pcmcia_config;