mtd: spi-nor: Add Winbond w25q16jv support

Testing done on Mikrotik Routerboard RB450Gx4 board under
4.14.119 and 4.19.43 kernels. The test board does not support
Dual or Quad modes.

Datasheet at:
https://www.winbond.com/resource-files/w25q16jv%20spi%20revg%2003222018%20plus.pdfSigned-off-by: NRobert Marko <robimarko@gmail.com>
[tudor.ambarus@microchip.com: w25q16jv-im/jm and w25q16jv-iq/jq
have different jedec ids, fix flash name.]
Signed-off-by: NTudor Ambarus <tudor.ambarus@microchip.com>

drivers/mtd/spi-nor/spi-nor.c

@@ -1999,6 +1999,11 @@ static const struct flash_info spi_nor_ids[] = {
 			SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
 	},
 	{ "w25x32", INFO(0xef3016, 0, 64 * 1024,  64, SECT_4K) },
+	{
+		"w25q16jv-im/jm", INFO(0xef7015, 0, 64 * 1024,  32,
+			SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
+			SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
+	},
 	{ "w25q20cl", INFO(0xef4012, 0, 64 * 1024,  4, SECT_4K) },
 	{ "w25q20bw", INFO(0xef5012, 0, 64 * 1024,  4, SECT_4K) },
 	{ "w25q20ew", INFO(0xef6012, 0, 64 * 1024,  4, SECT_4K) },