linux-kernel - [PATCH v3 4/4] platform/x86: simatic-ipc: enable watchdog for 227G

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Message-ID: <20220811153908.31283-5-henning.schild@siemens.com>
Date:   Thu, 11 Aug 2022 17:39:08 +0200
From:   Henning Schild <henning.schild@...mens.com>
To:     Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Pavel Machek <pavel@....cz>,
        Hans de Goede <hdegoede@...hat.com>,
        Mark Gross <markgross@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Lee Jones <lee@...nel.org>, <linux-gpio@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-leds@...r.kernel.org>,
        <platform-driver-x86@...r.kernel.org>
CC:     Sheng-Yuan Huang <syhuang3@...oton.com>,
        Tasanakorn Phaipool <tasanakorn@...il.com>,
        <simon.guinot@...uanux.org>,
        Henning Schild <henning.schild@...mens.com>
Subject: [PATCH v3 4/4] 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.

Signed-off-by: Henning Schild <henning.schild@...mens.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