sf: set stripe flag while erasing incase of dual parallel

Set stripe flag while erasing incase of dual parallel
configurations. This enables sending erase commands to
both the flash parts separately.

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

diff --git a/drivers/mtd/spi/sf_ops.c b/drivers/mtd/spi/sf_ops.c
index 1ce4ab7b7fd19e018d2811f48f16ce9d1e9550aa..d1bb41bcfe5c0d75acf7a63b8564906d771928c9 100644 (file)
--- a/drivers/mtd/spi/sf_ops.c
+++ b/drivers/mtd/spi/sf_ops.c
@@ -374,6 +374,11 @@ int spi_flash_cmd_erase_ops(struct spi_flash *flash, u32 offset, size_t len)
                debug("SF: erase %2x %2x %2x %2x (%x)\n", cmd[0], cmd[1],
                      cmd[2], cmd[3], erase_addr);
 
+#ifdef CONFIG_SPI_GENERIC
+               if (flash->dual_flash == SF_DUAL_PARALLEL_FLASH)
+                       flash->spi->flags |= SPI_XFER_STRIPE;
+#endif
+
                ret = spi_flash_write_common(flash, cmd, sizeof(cmd), NULL, 0);
                if (ret < 0) {
                        debug("SF: erase failed\n");