commit c1b36628298d7799677680e70d455f85acf83650
author Leo Yang <Leo-Yang@quantatw.com> Tue Oct 28 10:39:55 2025 +0800
committer Jagpal S Gill <paligill@gmail.com> Wed Nov 12 02:19:29 2025 +0000
tree ab4a0f7fe32c4bc7360633d93a4afb9e25737ea6
parent f53466770f7fdbb764232992e31797590ff1a42b

i2c-vr: add support for Infineon TDA38640A VR firmware update over I2C

This commit introduces support for programming Infineon TDA38640A VR
devices over the I2C bus. It enables firmware updates for TDA38640A.

Related commit:

EM(Merged):
[1] https://gerrit.openbmc.org/c/openbmc/entity-manager/+/84725

Schema(Merged):
[2] https://gerrit.openbmc.org/c/openbmc/entity-manager/+/84724

PDI(Merged) :
[3] https://gerrit.openbmc.org/c/openbmc/phosphor-dbus-interfaces/+/84412

Tested on the Yosemite5 platform.

```
$ target=$(curl -k ${creds} --silent -X GET https://${bmc}/redfish/v1/UpdateService/FirmwareInventory/ | jq -r '.Members[] | select(.["@odata.id"] | contains("MB_VR_PVDD18")) | .["@odata.id"]')

$ curl -k ${creds} -X GET https://${bmc}${target}
{
  "@odata.id": "/redfish/v1/UpdateService/FirmwareInventory/Yosemite5_MB_VR_PVDD18_S5_7939",
  "@odata.type": "#SoftwareInventory.v1_1_0.SoftwareInventory",
  "Description": "Other image",
  "Id": "Yosemite5_MB_VR_PVDD18_S5_7939",
  "Name": "Software Inventory",
  "Status": {
    "Health": "OK",
    "HealthRollup": "OK",
    "State": "Enabled"
  },
  "Updateable": true,
  "Version": "5E281514"
$ fwpath="/media/leo/data/yv5/mb_vr_sni/yosemite5-mb-vr-pvdd18-s5-B651B567.pldm"

$ curl -k ${creds} \
  -H "Content-Type:multipart/form-data" \
  -X POST \
  -F UpdateParameters="{\"Targets\":[\"${target}\"],\"@Redfish.OperationApplyTime\":\"OnReset\"};type=application/json" \
  -F "UpdateFile=@${fwpath};type=application/octet-stream" \
https://${bmc}/redfish/v1/UpdateService/update-multipart
{
  "@odata.id": "/redfish/v1/TaskService/Tasks/0",
  "@odata.type": "#Task.v1_4_3.Task",
  "HidePayload": false,
  "Id": "0",
  "Messages": [
    {
      "@odata.type": "#Message.v1_1_1.Message",
      "Message": "The task with Id '0' has started.",
      "MessageArgs": [
        "0"
      ],
      "MessageId": "TaskEvent.1.0.TaskStarted",
      "MessageSeverity": "OK",
      "Resolution": "None."
    }
  ],
  "Name": "Task 0",
  "Payload": {
    "HttpHeaders": [],
    "HttpOperation": "POST",
    "TargetUri": "/redfish/v1/UpdateService/update-multipart"
  },
  "PercentComplete": 0,
  "StartTime": "2025-11-04T06:51:04+00:00",
  "TaskMonitor": "/redfish/v1/TaskService/TaskMonitors/0",
  "TaskState": "Running",
  "TaskStatus": "OK"
}
$

========== ac cycle ==========

$ target=$(curl -k ${creds} --silent -X GET https://${bmc}/redfish/v1/UpdateService/FirmwareInventory/ | jq -r '.Members[] | select(.["@odata.id"] | contains("MB_VR_PVDD18")) | .["@odata.id"]')
$ curl -k ${creds} -X GET https://${bmc}${target}
{
  "@odata.id": "/redfish/v1/UpdateService/FirmwareInventory/Yosemite5_MB_VR_PVDD18_S5_5761",
  "@odata.type": "#SoftwareInventory.v1_1_0.SoftwareInventory",
  "Description": "Other image",
  "Id": "Yosemite5_MB_VR_PVDD18_S5_5761",
  "Name": "Software Inventory",
  "Status": {
    "Health": "OK",
    "HealthRollup": "OK",
    "State": "Enabled"
  },
  "Updateable": true,
  "Version": "B651B567"
}
```

Change-Id: I69fc2e3b83f56836aceff4e8b24dc85448f7c7ff
Signed-off-by: Leo Yang <Leo-Yang@quantatw.com>