[PATCH 1/2] mtd: m25p80: Revive dual read support

[Geert Uytterhoeven <geert+renesas@xxxxxxxxx>]

Commit 03e296f613affcc2671c1e86d8c25ecad867204e ("mtd: m25p80: use the SPI
nor framework") accidentally removed support for Dual SPI read transfers.
Add it back.

Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
 drivers/mtd/devices/m25p80.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index 1557d8f672c1..ed7e0a1bed3c 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -221,6 +221,8 @@ static int m25p_probe(struct spi_device *spi)
 
 	if (spi->mode & SPI_RX_QUAD)
 		mode = SPI_NOR_QUAD;
+	else if (spi->mode & SPI_RX_DUAL)
+		mode = SPI_NOR_DUAL;
 	ret = spi_nor_scan(nor, spi_get_device_id(spi), mode);
 	if (ret)
 		return ret;
-- 
1.7.9.5

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