[U-Boot] [PATCH 2/5] sf: spansion|stmicro: Enable dual parallel access

[Jagannadha Sutradharudu Teki]

Dual parallel accessing can be done by updating flash part
attributes like page_size*2, sector_size*2

Signed-off-by: Jagannadha Sutradharudu Teki <jaga...@xilinx.com>
---
 drivers/mtd/spi/spansion.c | 6 ++++++
 drivers/mtd/spi/stmicro.c  | 6 ++++++
 2 files changed, 12 insertions(+)

diff --git a/drivers/mtd/spi/spansion.c b/drivers/mtd/spi/spansion.c
index 47a4897..a4ea16b 100644
--- a/drivers/mtd/spi/spansion.c
+++ b/drivers/mtd/spi/spansion.c
@@ -134,6 +134,12 @@ struct spi_flash *spi_flash_probe_spansion(struct 
spi_slave *spi, u8 *idcode)
 
        flash->page_size = 256;
        flash->sector_size = 256 * params->pages_per_sector;
+
+       if (flash->spi->is_dual == SPI_FLASH_CONN_DUALPARALLEL) {
+               flash->page_size *= 2;
+               flash->sector_size *= 2;
+       }
+
        flash->size = flash->sector_size * params->nr_sectors;
 
        return flash;
diff --git a/drivers/mtd/spi/stmicro.c b/drivers/mtd/spi/stmicro.c
index 0ca00f1..e9b4bc6 100644
--- a/drivers/mtd/spi/stmicro.c
+++ b/drivers/mtd/spi/stmicro.c
@@ -192,6 +192,12 @@ struct spi_flash *spi_flash_probe_stmicro(struct spi_slave 
*spi, u8 * idcode)
 
        flash->page_size = 256;
        flash->sector_size = 256 * params->pages_per_sector;
+
+       if (flash->spi->is_dual == SPI_FLASH_CONN_DUALPARALLEL) {
+               flash->page_size *= 2;
+               flash->sector_size *= 2;
+       }
+
        flash->size = flash->sector_size * params->nr_sectors;
 
        /* for >= 512MiB flashes, use flag status instead of read_status */
-- 
1.8.3


_______________________________________________
U-Boot mailing list
U-Boot@lists.denx.de
http://lists.denx.de/mailman/listinfo/u-boot