chipset_enable.c: Mark Intel Z390 as DEP

Tested read/write on GIGABYTE Z390 AORUS MASTER, incl. ME region with
me_cleaner.

Change-Id: If14d45c144bb32a1d1046185d4476ea29e4d0912
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Signed-off-by: melvyn2 <melvyn2@brcok.tk>
Original-Reviewed-on: https://review.coreboot.org/c/flashrom/+/58774
Original-Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/c/flashrom-stable/+/71438
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/chipset_enable.c b/chipset_enable.c
index a86013c..69bf089 100644
--- a/chipset_enable.c
+++ b/chipset_enable.c
@@ -2095,7 +2095,7 @@
 	{0x8086, 0x31e8, B_S,    DEP, "Intel", "Gemini Lake",			enable_flash_glk},
 	{0x8086, 0xa303, B_S,    NT,  "Intel", "H310",				enable_flash_pch300},
 	{0x8086, 0xa304, B_S,    NT,  "Intel", "H370",				enable_flash_pch300},
-	{0x8086, 0xa305, B_S,    NT,  "Intel", "Z390",				enable_flash_pch300},
+	{0x8086, 0xa305, B_S,    DEP, "Intel", "Z390",				enable_flash_pch300},
 	{0x8086, 0xa306, B_S,    NT,  "Intel", "Q370",				enable_flash_pch300},
 	{0x8086, 0xa308, B_S,    NT,  "Intel", "B360",				enable_flash_pch300},
 	{0x8086, 0xa309, B_S,    NT,  "Intel", "C246",				enable_flash_pch300},