Just load the watchdog module, after having identified that machine.
That watchdog module does not have any autoloading support.

Signed-off-by: Henning Schild <henning.schild@siemens.com>
---
 drivers/platform/x86/simatic-ipc.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/platform/x86/simatic-ipc.c b/drivers/platform/x86/simatic-ipc.c
index 1825ef21a86d..8dd686d1c9f1 100644
--- a/drivers/platform/x86/simatic-ipc.c
+++ b/drivers/platform/x86/simatic-ipc.c
@@ -96,6 +96,9 @@ static int register_platform_devices(u32 station_id)
 			 ipc_wdt_platform_device->name);
 	}
 
+	if (station_id == SIMATIC_IPC_IPC227G)
+		request_module("w83627hf_wdt");
+
 	if (ledmode == SIMATIC_IPC_DEVICE_NONE &&
 	    wdtmode == SIMATIC_IPC_DEVICE_NONE) {
 		pr_warn("unsupported IPC detected, station id=%08x\n",
-- 
2.35.1