include/device/pci_ids.h: Add DIDs for MTL Touch controller

When touch controller is configured as THC-SPI mode, DID is 0x7e49 for
THC0, and 0x7e4b for THC1.

0x7e48 and 0x7ea4 are the DIDs when ThcMode is 0 (default) for THC0
and THC1 respectively.

Refer MTL EDS vol 1: 640228.

BUG=b:307775082

Signed-off-by: Cliff Huang <cliff.huang@intel.com>
Change-Id: I1b98fdbd8d8588492bcafa0f3998818dc83ff1d9
Reviewed-on: https://review.coreboot.org/c/coreboot/+/81330
Reviewed-by: Eric Lai <ericllai@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyoung Il Kim <kyoung.il.kim@intel.com>
diff --git a/src/include/device/pci_ids.h b/src/include/device/pci_ids.h
index 1ae09f0..7831d5b 100644
--- a/src/include/device/pci_ids.h
+++ b/src/include/device/pci_ids.h
@@ -4721,6 +4721,12 @@
 #define PCI_DID_INTEL_EHL_GBE_PSE_0		0x4BA0
 #define PCI_DID_INTEL_EHL_GBE_PSE_1		0x4BB0
 
+/* Intel Touch Controller */
+#define PCI_DID_INTEL_MTL_THC0_1			0x7e48
+#define PCI_DID_INTEL_MTL_THC0_2			0x7e49
+#define PCI_DID_INTEL_MTL_THC1_1			0x7e4a
+#define PCI_DID_INTEL_MTL_THC1_2			0x7e4b
+
 #define PCI_VID_COMPUTONE		0x8e0e
 #define PCI_DID_COMPUTONE_IP2EX		0x0291
 #define PCI_DID_COMPUTONE_PG		0x0302