watchdog: pnx4008: make global wdt_clk static
Silences sparse warning: drivers/watchdog/pnx4008_wdt.c:83:25: warning: symbol 'wdt_clk' was not declared. Should it be static? Signed-off-by: Vladimir Zapolskiy <vz@mleia.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
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@ -80,7 +80,7 @@ static unsigned int heartbeat = DEFAULT_HEARTBEAT;
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static DEFINE_SPINLOCK(io_lock);
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static void __iomem *wdt_base;
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struct clk *wdt_clk;
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static struct clk *wdt_clk;
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static int pnx4008_wdt_start(struct watchdog_device *wdd)
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{
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