mtd: spi-nor: atmel: add at25ff321a entry

Add the at25ff321a 4MB SPI flash which is able to provide
SFDP information.
Link: https://www.renesas.com/us/en/document/dst/at25ff321a-datasheet

Signed-off-by: Nicolas Ferre <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Tudor Ambarus <[email protected]>

Author: noglitch

drivers/mtd/spi-nor/atmel.c

@@ -213,6 +213,11 @@ static const struct flash_info atmel_nor_parts[] = {
 		.flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
 		.no_sfdp_flags = SECT_4K,
 		.fixups = &atmel_nor_global_protection_fixups
+	}, {
+		.id = SNOR_ID(0x1f, 0x47, 0x08),
+		.name = "at25ff321a",
+		.flags = SPI_NOR_HAS_LOCK | SPI_NOR_SWP_IS_VOLATILE,
+		.fixups = &atmel_nor_global_protection_fixups
 	}, {
 		.id = SNOR_ID(0x1f, 0x48, 0x00),
 		.name = "at25df641",