X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=drivers%2Fmtd%2Fspi%2Fstmicro.c;h=7e41ee13219ba466cdad0f0d5934685cb7b34a29;hb=f9c1456cf632175afb7d6b27f42f1aab8432be0f;hp=2a9972bd4ee519f97c67c7df3e6c0c4ac49fa49d;hpb=8b906a9f0b3fd0d4421e08c4fa62f61a01289611;p=platform%2Fkernel%2Fu-boot.git

diff --git a/drivers/mtd/spi/stmicro.c b/drivers/mtd/spi/stmicro.c
index 2a9972b..7e41ee1 100644
--- a/drivers/mtd/spi/stmicro.c
+++ b/drivers/mtd/spi/stmicro.c
@@ -140,6 +140,30 @@ static const struct stmicro_spi_flash_params stmicro_spi_flash_table[] = {
 		.nr_sectors = 512,
 		.name = "N25Q256A",
 	},
+	{
+		.id = 0xba20,
+		.pages_per_sector = 256,
+		.nr_sectors = 1024,
+		.name = "N25Q512",
+	},
+	{
+		.id = 0xbb20,
+		.pages_per_sector = 256,
+		.nr_sectors = 1024,
+		.name = "N25Q512A",
+	},
+	{
+		.id = 0xba21,
+		.pages_per_sector = 256,
+		.nr_sectors = 2048,
+		.name = "N25Q1024",
+	},
+	{
+		.id = 0xbb21,
+		.pages_per_sector = 256,
+		.nr_sectors = 2048,
+		.name = "N25Q1024A",
+	},
 };
 
 struct spi_flash *spi_flash_probe_stmicro(struct spi_slave *spi, u8 * idcode)
@@ -186,5 +210,9 @@ struct spi_flash *spi_flash_probe_stmicro(struct spi_slave *spi, u8 * idcode)
 	flash->sector_size = 256 * params->pages_per_sector;
 	flash->size = flash->sector_size * params->nr_sectors;
 
+	/* for >= 512MiB flashes, use flag status instead of read_status */
+	if (flash->size >= 0x4000000)
+		flash->poll_cmd = CMD_FLAG_STATUS;
+
 	return flash;
 }