platform/x86: silead_dmi: Add DMI match for the I.T.Works TW701 tablet

The I.T.Works TW701 7" tablet is a differently branded version of the
same generic 7" Windows tablet as the Trekstor ST70416-6. Add a DMI
match-table entry for it pointing to the Trekstor's touchscreen info.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

drivers/platform/x86/silead_dmi.c

@@ -446,6 +446,15 @@ static const struct dmi_system_id silead_ts_dmi_table[] = {
 			DMI_MATCH(DMI_BOARD_NAME, "X3 Plus"),
 		},
 	},
+	{
+		/* I.T.Works TW701 */
+		.driver_data = (void *)&surftab_wintron70_st70416_6_data,
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "i71c"),
+			DMI_MATCH(DMI_BIOS_VERSION, "itWORKS.G.WI71C.JGBMRB"),
+		},
+	},
 	{ },
 };