From a17f4f032b61abd998a1f81b206a4517e2e3db2f Mon Sep 17 00:00:00 2001
From: Wim Van Sebroeck <wim@linux-watchdog.org>
Date: Mon, 19 Feb 2018 17:04:33 +0100
Subject: [PATCH] watchdog: sp5100_tco.c: fix potential build failure

isp5100_tco.c  uses watchdog core functions (from watchdog_core.c) and, when
compiled without CONFIG_WATCHDOG_CORE being set, it produces the
following build error:

ERROR: "devm_watchdog_register_device" [drivers/watchdog/sp5100_tco.ko] undefined!
ERROR: "watchdog_init_timeout" [drivers/watchdog/sp5100_tco.ko] undefined!

Fix this by selecting CONFIG_WATCHDOG_CORE.

Fixes: 7cd9d5fff792 ("watchdog: sp5100_tco: Convert to use watchdog subsystem")
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
---
 drivers/watchdog/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 3d984cdea0ca..37460cd6cabb 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -904,6 +904,7 @@ config F71808E_WDT
 config SP5100_TCO
 	tristate "AMD/ATI SP5100 TCO Timer/Watchdog"
 	depends on X86 && PCI
+	select WATCHDOG_CORE
 	---help---
 	  Hardware watchdog driver for the AMD/ATI SP5100 chipset. The TCO
 	  (Total Cost of Ownership) timer is a watchdog timer that will reboot
-- 
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