--- /dev/null
+--- kernel-maemo-2.6.28.orig/drivers/mtd/devices/block2mtd.c
++++ kernel-maemo-2.6.28/drivers/mtd/devices/block2mtd.c
+@@ -285,7 +285,8 @@
+
+ dev->mtd.size = dev->blkdev->bd_inode->i_size & PAGE_MASK;
+ dev->mtd.erasesize = erase_size;
+- dev->mtd.writesize = 1;
++ dev->mtd.writesize = 2048;
++ dev->mtd.subpage_sft = 2;
+ dev->mtd.type = MTD_RAM;
+ dev->mtd.flags = MTD_CAP_RAM;
+ dev->mtd.erase = block2mtd_erase;