[coreboot-gerrit] Change in coreboot[master]: mb/google/brya: Add UsbTcPortEn in devicetree

[Tim Wawrzynczak (Code Review)]

Attention is currently required from: Furquan Shaikh, Subrata Banik, Patrick Rudolph, EricR Lai.
Tim Wawrzynczak has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/56074 )

Change subject: mb/google/brya: Add UsbTcPortEn in devicetree
......................................................................

Patch Set 5:

(1 comment)

Patchset:

PS5: 
CB:55361 is already setting UsbTcPortEn...

I verified it on Brya:
```
diff --git a/src/soc/intel/alderlake/fsp_params.c b/src/soc/intel/alderlake/fsp_params.c
index 5b0d63108b14..ac55ba9d00b1 100644
--- a/src/soc/intel/alderlake/fsp_params.c
+++ b/src/soc/intel/alderlake/fsp_params.c
@@ -307,6 +307,7 @@ static void fill_fsps_tcss_params(FSP_S_CONFIG *s_cfg,

s_cfg->UsbTcPortEn = 0;
        for (int i = 0; i < MAX_TYPE_C_PORTS; i++) {
+               printk(BIOS_INFO, "@@ TDW looking for usb3 port id %d: ", i);
                /* TCSS xHCI --> Root Hub --> Type-C Port */
                const struct device_path port_path[] = {
                        {.type = DEVICE_PATH_PCI, .pci.devfn = SA_DEVFN_TCSS_XHCI},
@@ -315,9 +316,15 @@ static void fill_fsps_tcss_params(FSP_S_CONFIG *s_cfg,
                const struct device *port = find_dev_nested_path(pci_root_bus(), port_path,
                                        ARRAY_SIZE(port_path));

-               if (is_dev_enabled(port))
+               if (is_dev_enabled(port)) {
+                       printk(BIOS_INFO, "Found!\n");
                        s_cfg->UsbTcPortEn |= BIT(i);
+               } else {
+                       printk(BIOS_INFO, "Non-existent or disabled\n");
+               }
        }
+
+       printk(BIOS_INFO, "@@ TDW UsbTcPortEn = 0x%x\n", s_cfg->UsbTcPortEn);
 }
```

```
@@ TDW looking for usb3 port id 0: Found!
@@ TDW looking for usb3 port id 1: Found!
@@ TDW looking for usb3 port id 2: Found!
@@ TDW looking for usb3 port id 3: Non-existent or disabled
@@ TDW UsbTcPortEn = 0x7
```