watchdog: meson: allow setting timeout in devicetree
watchdog_init_timeout() will allways pick timeout_param since it defaults to a valid timeout. By following best practice described in Documentation/watchdog/watchdog-kernel-api.txt, it also let us to set timout-sec property in devicetree. Signed-off-by: Marcus Folkesson <marcus.folkesson@gmail.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
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@ -9,9 +9,13 @@ Required properties:
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"amlogic,meson8m2-wdt" and "amlogic,meson8b-wdt" on Meson8m2 SoCs
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- reg : Specifies base physical address and size of the registers.
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Optional properties:
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- timeout-sec: contains the watchdog timeout in seconds.
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Example:
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wdt: watchdog@c1109900 {
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compatible = "amlogic,meson6-wdt";
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reg = <0xc1109900 0x8>;
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timeout-sec = <10>;
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};
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@ -36,7 +36,7 @@
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#define MESON_SEC_TO_TC(s, c) ((s) * (c))
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static bool nowayout = WATCHDOG_NOWAYOUT;
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static unsigned int timeout = MESON_WDT_TIMEOUT;
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static unsigned int timeout;
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struct meson_wdt_data {
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unsigned int enable;
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