sf: Add M25PX64 SPI NOR flash ID

Add ID for this Numonix / STMicro chip.

Tested on Marvell DB-78460-BP board.
Signed-off-by: NStefan Roese <sr@denx.de>
Tested-by: NLuka Perkov <luka@openwrt.org>
Reviewed-by: NJagannadha Sutradharudu Teki <jaganna@xilinx.com>

drivers/mtd/spi/sf_params.c

@@ -73,6 +73,7 @@ const struct spi_flash_params spi_flash_params_table[] = {
 	{"M25P32",	   0x202016, 0x0,       64 * 1024,    64,	0,			  0},
 	{"M25P64",	   0x202017, 0x0,       64 * 1024,   128,	0,			  0},
 	{"M25P128",	   0x202018, 0x0,      256 * 1024,    64,	0,			  0},
+	{"M25PX64",	   0x207117, 0x0,       64 * 1024,   128,	0,		    SECT_4K},
 	{"N25Q32",	   0x20ba16, 0x0,       64 * 1024,    64, RD_FULL,	   WR_QPP | SECT_4K},
 	{"N25Q32A",	   0x20bb16, 0x0,       64 * 1024,    64, RD_FULL,	   WR_QPP | SECT_4K},
 	{"N25Q64",	   0x20ba17, 0x0,       64 * 1024,   128, RD_FULL,	   WR_QPP | SECT_4K},