mtd: spi-nor: Add support for EN25Q80A

This adds support for the EON EN25Q80A, a 8Mb SPI NOR chip.
It is used on i.MX6 boards by Kontron Electronics GmbH
(N60xx, N61xx).
It was only tested with a single data line connected, by writing and
reading random data with dd.

Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Reviewed-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>

diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
index 6e5b591..32f1abc 100644 (file)
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -1745,6 +1745,8 @@ static const struct flash_info spi_nor_ids[] = {
        { "en25q32b",   INFO(0x1c3016, 0, 64 * 1024,   64, 0) },
        { "en25p64",    INFO(0x1c2017, 0, 64 * 1024,  128, 0) },
        { "en25q64",    INFO(0x1c3017, 0, 64 * 1024,  128, SECT_4K) },
+       { "en25q80a",   INFO(0x1c3014, 0, 64 * 1024,   16,
+                       SECT_4K | SPI_NOR_DUAL_READ) },
        { "en25qh32",   INFO(0x1c7016, 0, 64 * 1024,   64, 0) },
        { "en25qh128",  INFO(0x1c7018, 0, 64 * 1024,  256, 0) },
        { "en25qh256",  INFO(0x1c7019, 0, 64 * 1024,  512, 0) },