flashchips: Add W25Q512JV

https://www.winbond.com/resource-files/W25Q512JV%20DTR%20RevB%2006132019%20133.pdf

Tested with dediprog SF100.

Change-Id: I8d16f0918785795cc49500435a03641b87d706e9
Signed-off-by: Joel Stanley <joel@jms.id.au>
Original-Reviewed-on: https://review.coreboot.org/c/flashrom/+/34595
Original-Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Original-Reviewed-by: Angel Pons <th3fanbus@gmail.com>
diff --git a/flashchips.h b/flashchips.h
index dc04a5a..29294fb 100644
--- a/flashchips.h
+++ b/flashchips.h
@@ -931,6 +931,7 @@
 #define WINBOND_NEX_W25Q64_V	0x4017	/* W25Q64BV, W25Q64CV; W25Q64FV in SPI mode (default) */
 #define WINBOND_NEX_W25Q128_V	0x4018	/* W25Q128BV; W25Q128FV in SPI mode (default) */
 #define WINBOND_NEX_W25Q256_V	0x4019	/* W25Q256FV or W25Q256JV_Q (QE=1) */
+#define WINBOND_NEX_W25Q512JV	0x4020	/* W25Q512JV */
 #define WINBOND_NEX_W25Q20_W	0x5012	/* W25Q20BW */
 #define WINBOND_NEX_W25Q40BW	0x5013	/* W25Q40BW */
 #define WINBOND_NEX_W25Q80BW	0x5014	/* W25Q80BW */