soc/intel/ptl: Provide the TCSS port policy setting options

Each TCSS port can be associated a setting via the tcss_cap_policy
device tree field. The setting can be picked within five values listed
by this commit.

BUG=b/348678529
TEST=fatcat board build tcss_cap_policy[0]=TCSS_TYPE_C_PORT_FULL_FUN

Change-Id: I914f73ff06bfb801fc319b45b23d7ce4cb7a6d56
Signed-off-by: Jeremy Compostella <jeremy.compostella@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/84419
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Pranava Y N <pranavayn@google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>

src/soc/intel/pantherlake/chip.h

@@ -16,6 +16,7 @@
 #include <soc/pci_devs.h>
 #include <soc/pmc.h>
 #include <soc/serialio.h>
+#include <soc/tcss.h>
 #include <soc/usb.h>
 #include <stdint.h>
 

src/soc/intel/pantherlake/include/soc/tcss.h

@@ -16,4 +16,12 @@
 #define BIAS_CTRL_VW_INDEX_SHIFT 24
 #define BIAS_CTRL_BIT_POS_SHIFT 16
 
+enum {
+	TCSS_TYPE_C_PORT_DISABLE,
+	TCSS_TYPE_C_PORT_DP_ONLY,
+	TCSS_TYPE_C_PORT_NO_TBT,
+	TCSS_TYPE_C_PORT_NO_PCIE,
+	TCSS_TYPE_C_PORT_FULL_FUN = 7
+};
+
 #endif