diff --git a/drivers/mtd/spi/atmel.c b/drivers/mtd/spi/atmel.c
index 10df3879e0ed4ba6c9eaf91cbc9438fcd39f6a58..d17ebf616d6e58a077f66451887994c58be28027 100644
--- a/drivers/mtd/spi/atmel.c
+++ b/drivers/mtd/spi/atmel.c
@@ -522,14 +522,11 @@ struct spi_flash *spi_flash_probe_atmel(struct spi_slave *spi, u8 *idcode)
 		goto err;
 	}
 
+	asf->flash.sector_size = page_size;
 	asf->flash.size = page_size * params->pages_per_block
 				* params->blocks_per_sector
 				* params->nr_sectors;
 
-	printf("SF: Detected %s with page size %u, total ",
-	       params->name, page_size);
-	print_size(asf->flash.size, "\n");
-
 	return &asf->flash;
 
 err:
diff --git a/drivers/mtd/spi/eon.c b/drivers/mtd/spi/eon.c
index 01caed5abe83b157afdb69c8daab32878edc2c67..a3640f416fb3de686e2e4881b3bea8ff88c0192e 100644
--- a/drivers/mtd/spi/eon.c
+++ b/drivers/mtd/spi/eon.c
@@ -121,11 +121,7 @@ static int eon_write(struct spi_flash *flash,
 
 int eon_erase(struct spi_flash *flash, u32 offset, size_t len)
 {
-	struct eon_spi_flash *eon = to_eon_spi_flash(flash);
-	return spi_flash_cmd_erase(flash, CMD_EN25Q128_BE,
-		eon->params->page_size * eon->params->pages_per_sector *
-			eon->params->sectors_per_block;
-		offset, len);
+	return spi_flash_cmd_erase(flash, CMD_EN25Q128_BE, offset, len);
 }
 
 struct spi_flash *spi_flash_probe_eon(struct spi_slave *spi, u8 *idcode)
@@ -158,11 +154,10 @@ struct spi_flash *spi_flash_probe_eon(struct spi_slave *spi, u8 *idcode)
 	eon->flash.write = eon_write;
 	eon->flash.erase = eon_erase;
 	eon->flash.read = spi_flash_cmd_read_fast;
+	eon->flash.sector_size = params->page_size * params->pages_per_sector
+	    * params->sectors_per_block;
 	eon->flash.size = params->page_size * params->pages_per_sector
 	    * params->nr_sectors;
 
-	debug("SF: Detected %s with page size %u, total %u bytes\n",
-	      params->name, params->page_size, eon->flash.size);
-
 	return &eon->flash;
 }
diff --git a/drivers/mtd/spi/macronix.c b/drivers/mtd/spi/macronix.c
index 4155d4d9a4663b1868132a9132ed767f98d975bd..a0512d1e3a5299a14ffa09e3fa28c0626a906de1 100644
--- a/drivers/mtd/spi/macronix.c
+++ b/drivers/mtd/spi/macronix.c
@@ -177,11 +177,7 @@ static int macronix_write(struct spi_flash *flash,
 
 int macronix_erase(struct spi_flash *flash, u32 offset, size_t len)
 {
-	struct macronix_spi_flash *mcx = to_macronix_spi_flash(flash);
-	return spi_flash_cmd_erase(flash, CMD_MX25XX_BE,
-		mcx->params->page_size * mcx->params->pages_per_sector *
-			mcx->params->sectors_per_block,
-		offset, len);
+	return spi_flash_cmd_erase(flash, CMD_MX25XX_BE, offset, len);
 }
 
 struct spi_flash *spi_flash_probe_macronix(struct spi_slave *spi, u8 *idcode)
@@ -215,12 +211,9 @@ struct spi_flash *spi_flash_probe_macronix(struct spi_slave *spi, u8 *idcode)
 	mcx->flash.write = macronix_write;
 	mcx->flash.erase = macronix_erase;
 	mcx->flash.read = spi_flash_cmd_read_fast;
-	mcx->flash.size = params->page_size * params->pages_per_sector
-	    * params->sectors_per_block * params->nr_blocks;
-
-	printf("SF: Detected %s with page size %u, total ",
-	       params->name, params->page_size);
-	print_size(mcx->flash.size, "\n");
+	mcx->flash.sector_size = params->page_size * params->pages_per_sector
+		* params->sectors_per_block;
+	mcx->flash.size = mcx->flash.sector_size * params->nr_blocks;
 
 	return &mcx->flash;
 }
diff --git a/drivers/mtd/spi/ramtron.c b/drivers/mtd/spi/ramtron.c
index 171390d5c326ac3f57645e88df9eda13dc990c5b..453dd3f44e27261a7b6d64d121319495a90deb66 100644
--- a/drivers/mtd/spi/ramtron.c
+++ b/drivers/mtd/spi/ramtron.c
@@ -312,8 +312,5 @@ found:
 	sn->flash.erase = ramtron_erase;
 	sn->flash.size = params->size;
 
-	printf("SF: Detected %s with size ", params->name);
-	print_size(sn->flash.size, "\n");
-
 	return &sn->flash;
 }
diff --git a/drivers/mtd/spi/spansion.c b/drivers/mtd/spi/spansion.c
index d54a5fad23adf06ba2cfda450bb113d1b1a30884..f138d7344ef1bb866245e01d67edfedf9bcef3f5 100644
--- a/drivers/mtd/spi/spansion.c
+++ b/drivers/mtd/spi/spansion.c
@@ -198,10 +198,7 @@ static int spansion_write(struct spi_flash *flash,
 
 int spansion_erase(struct spi_flash *flash, u32 offset, size_t len)
 {
-	struct spansion_spi_flash *spsn = to_spansion_spi_flash(flash);
-	return spi_flash_cmd_erase(flash, CMD_S25FLXX_SE,
-		spsn->params->page_size * spsn->params->pages_per_sector,
-		offset, len);
+	return spi_flash_cmd_erase(flash, CMD_S25FLXX_SE, offset, len);
 }
 
 struct spi_flash *spi_flash_probe_spansion(struct spi_slave *spi, u8 *idcode)
@@ -240,12 +237,8 @@ struct spi_flash *spi_flash_probe_spansion(struct spi_slave *spi, u8 *idcode)
 	spsn->flash.write = spansion_write;
 	spsn->flash.erase = spansion_erase;
 	spsn->flash.read = spi_flash_cmd_read_fast;
-	spsn->flash.size = params->page_size * params->pages_per_sector
-	    * params->nr_sectors;
-
-	printf("SF: Detected %s with page size %u, total ",
-	       params->name, params->page_size);
-	print_size(spsn->flash.size, "\n");
+	spsn->flash.sector_size = params->page_size * params->pages_per_sector;
+	spsn->flash.size = spsn->flash.sector_size * params->nr_sectors;
 
 	return &spsn->flash;
 }
diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c
index 5c261f14a63b54c5d619dcc809f25e829e7c8faf..ccb7e314085066879e4842ec4b1ad2c5da003783 100644
--- a/drivers/mtd/spi/spi_flash.c
+++ b/drivers/mtd/spi/spi_flash.c
@@ -131,12 +131,13 @@ int spi_flash_cmd_wait_ready(struct spi_flash *flash, unsigned long timeout)
 }
 
 int spi_flash_cmd_erase(struct spi_flash *flash, u8 erase_cmd,
-			u32 erase_size, u32 offset, size_t len)
+			u32 offset, size_t len)
 {
-	u32 start, end;
+	u32 start, end, erase_size;
 	int ret;
 	u8 cmd[4];
 
+	erase_size = flash->sector_size;
 	if (offset % erase_size || len % erase_size) {
 		debug("SF: Erase offset/length not multiple of erase size\n");
 		return -1;
@@ -296,6 +297,10 @@ struct spi_flash *spi_flash_probe(unsigned int bus, unsigned int cs,
 		goto err_manufacturer_probe;
 	}
 
+	printf("SF: Detected %s with page size %u, total ",
+	       flash->name, flash->sector_size);
+	print_size(flash->size, "\n");
+
 	spi_release_bus(spi);
 
 	return flash;
diff --git a/drivers/mtd/spi/spi_flash_internal.h b/drivers/mtd/spi/spi_flash_internal.h
index d7bcd6d6afdeee746954d33421d9ba3ac1152514..fc109cef53e73eb62914d48f2b6d357284b673e2 100644
--- a/drivers/mtd/spi/spi_flash_internal.h
+++ b/drivers/mtd/spi/spi_flash_internal.h
@@ -64,7 +64,7 @@ int spi_flash_cmd_wait_ready(struct spi_flash *flash, unsigned long timeout);
 
 /* Erase sectors. */
 int spi_flash_cmd_erase(struct spi_flash *flash, u8 erase_cmd,
-			u32 erase_size, u32 offset, size_t len);
+			u32 offset, size_t len);
 
 /* Manufacturer-specific probe functions */
 struct spi_flash *spi_flash_probe_spansion(struct spi_slave *spi, u8 *idcode);
diff --git a/drivers/mtd/spi/sst.c b/drivers/mtd/spi/sst.c
index 792d04dd2beae3256a6d3d247ae1ddac6df49b13..29bb88b5393d2c41bd39659d724313b2e0f2d20b 100644
--- a/drivers/mtd/spi/sst.c
+++ b/drivers/mtd/spi/sst.c
@@ -201,8 +201,7 @@ sst_write(struct spi_flash *flash, u32 offset, size_t len, const void *buf)
 
 int sst_erase(struct spi_flash *flash, u32 offset, size_t len)
 {
-	return spi_flash_cmd_erase(flash, CMD_SST_SE, SST_SECTOR_SIZE,
-		offset, len);
+	return spi_flash_cmd_erase(flash, CMD_SST_SE, offset, len);
 }
 
 static int
@@ -256,11 +255,8 @@ spi_flash_probe_sst(struct spi_slave *spi, u8 *idcode)
 
 	stm->flash.write = sst_write;
 	stm->flash.erase = sst_erase;
-	stm->flash.size = SST_SECTOR_SIZE * params->nr_sectors;
-
-	printf("SF: Detected %s with page size %u, total ",
-	       params->name, SST_SECTOR_SIZE);
-	print_size(stm->flash.size, "\n");
+	stm->flash.sector_size = SST_SECTOR_SIZE;
+	stm->flash.size = stm->flash.sector_size * params->nr_sectors;
 
 	/* Flash powers up read-only, so clear BP# bits */
 	sst_unlock(&stm->flash);
diff --git a/drivers/mtd/spi/stmicro.c b/drivers/mtd/spi/stmicro.c
index 7ef690d9bfd08a698ea1ee0a1c44220b103febec..a1980b1ed78a6da72f6bd149e778b677c9146190 100644
--- a/drivers/mtd/spi/stmicro.c
+++ b/drivers/mtd/spi/stmicro.c
@@ -199,10 +199,7 @@ static int stmicro_write(struct spi_flash *flash,
 
 int stmicro_erase(struct spi_flash *flash, u32 offset, size_t len)
 {
-	struct stmicro_spi_flash *stm = to_stmicro_spi_flash(flash);
-	return spi_flash_cmd_erase(flash, CMD_M25PXX_SE,
-		stm->params->page_size * stm->params->pages_per_sector,
-		offset, len);
+	return spi_flash_cmd_erase(flash, CMD_M25PXX_SE, offset, len);
 }
 
 struct spi_flash *spi_flash_probe_stmicro(struct spi_slave *spi, u8 * idcode)
@@ -249,12 +246,8 @@ struct spi_flash *spi_flash_probe_stmicro(struct spi_slave *spi, u8 * idcode)
 	stm->flash.write = stmicro_write;
 	stm->flash.erase = stmicro_erase;
 	stm->flash.read = spi_flash_cmd_read_fast;
-	stm->flash.size = params->page_size * params->pages_per_sector
-	    * params->nr_sectors;
-
-	printf("SF: Detected %s with page size %u, total ",
-	       params->name, params->page_size);
-	print_size(stm->flash.size, "\n");
+	stm->flash.sector_size = params->page_size * params->pages_per_sector;
+	stm->flash.size = stm->flash.sector_size * params->nr_sectors;
 
 	return &stm->flash;
 }
diff --git a/drivers/mtd/spi/winbond.c b/drivers/mtd/spi/winbond.c
index e88802f0e67bdf5a7d62420fcdfa8bbf2222d16f..72d94ad216e217a64ff70ffba2e2c381ce96b0f3 100644
--- a/drivers/mtd/spi/winbond.c
+++ b/drivers/mtd/spi/winbond.c
@@ -172,10 +172,7 @@ out:
 
 int winbond_erase(struct spi_flash *flash, u32 offset, size_t len)
 {
-	struct winbond_spi_flash *stm = to_winbond_spi_flash(flash);
-	return spi_flash_cmd_erase(flash, CMD_W25_SE,
-		(1 << stm->params->l2_page_size) * stm->params->pages_per_sector,
-		offset, len);
+	return spi_flash_cmd_erase(flash, CMD_W25_SE, offset, len);
 }
 
 struct spi_flash *spi_flash_probe_winbond(struct spi_slave *spi, u8 *idcode)
@@ -213,13 +210,11 @@ struct spi_flash *spi_flash_probe_winbond(struct spi_slave *spi, u8 *idcode)
 	stm->flash.write = winbond_write;
 	stm->flash.erase = winbond_erase;
 	stm->flash.read = spi_flash_cmd_read_fast;
+	stm->flash.sector_size = (1 << stm->params->l2_page_size) *
+		stm->params->pages_per_sector;
 	stm->flash.size = page_size * params->pages_per_sector
 				* params->sectors_per_block
 				* params->nr_blocks;
 
-	printf("SF: Detected %s with page size %u, total ",
-	       params->name, page_size);
-	print_size(stm->flash.size, "\n");
-
 	return &stm->flash;
 }
diff --git a/include/spi_flash.h b/include/spi_flash.h
index 89cc3a7cc3340238b9de031ef2d0a1ab56a595d1..a384071fbee4b908eff02cd86db82f15677e0d2d 100644
--- a/include/spi_flash.h
+++ b/include/spi_flash.h
@@ -33,6 +33,8 @@ struct spi_flash {
 
 	u32		size;
 
+	u32		sector_size;
+
 	int		(*read)(struct spi_flash *flash, u32 offset,
 				size_t len, void *buf);
 	int		(*write)(struct spi_flash *flash, u32 offset,