platform/x86: simatic-ipc: enable watchdog for 227G

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

Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Henning Schild <henning.schild@siemens.com>
Link: https://lore.kernel.org/r/20220825104422.14156-7-henning.schild@siemens.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

diff --git a/drivers/platform/x86/simatic-ipc.c b/drivers/platform/x86/simatic-ipc.c
index 1825ef21a86d5013d924c7ab712784299646db14..8dd686d1c9f117f391cabbe8d9d3d4a512ef001f 100644 (file)
--- 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",