soc/amd/picasso/data_fabric: add missing data fabric device function 7

The device function is missing in the PCI device table in the PPR, but
is present in the hardware. Verified on a Mandolin board with PCO APU.
The corresponding ticket for the PPR is DESPCSOC-6667.

Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: Ie91438bc905691d443ca4e7841549d1e3bca39ca
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51041
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
diff --git a/src/include/device/pci_ids.h b/src/include/device/pci_ids.h
index d6e0ee7..475d0a8 100644
--- a/src/include/device/pci_ids.h
+++ b/src/include/device/pci_ids.h
@@ -475,6 +475,7 @@
 #define PCI_DEVICE_ID_AMD_FAM17H_MODEL18H_DF4			0x15EC
 #define PCI_DEVICE_ID_AMD_FAM17H_MODEL18H_DF5			0x15ED
 #define PCI_DEVICE_ID_AMD_FAM17H_MODEL18H_DF6			0x15EE
+#define PCI_DEVICE_ID_AMD_FAM17H_MODEL18H_DF7			0x15EF
 #define PCI_DEVICE_ID_AMD_FAM17H_MODEL60H_DF0			0x1448
 #define PCI_DEVICE_ID_AMD_FAM17H_MODEL60H_DF1			0x1449
 #define PCI_DEVICE_ID_AMD_FAM17H_MODEL60H_DF2			0x144A