platform_data/mlxreg: support new watchdog type with longer timeout period
Add new watchdog type 3 with longer timeout period. Extend size of health_cntr field that that can be used to init watchdog timeout period. Signed-off-by: Michael Shych <michaelsh@mellanox.com> Reviewed-by: Vadim Pasternak <vadimp@mellanox.com> Acked-by: Andy Shevchenko <andy.shevchenko@gmail.com> Link: https://lore.kernel.org/r/20200504141427.17685-2-michaelsh@mellanox.com Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
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@ -43,10 +43,13 @@
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*
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* TYPE1 HW watchdog implementation exist in old systems.
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* All new systems have TYPE2 HW watchdog.
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* TYPE3 HW watchdog can exist on all systems with new CPLD.
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* TYPE3 is selected by WD capability bit.
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*/
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enum mlxreg_wdt_type {
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MLX_WDT_TYPE1,
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MLX_WDT_TYPE2,
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MLX_WDT_TYPE3,
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};
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/**
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@ -90,7 +93,7 @@ struct mlxreg_core_data {
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umode_t mode;
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struct device_node *np;
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struct mlxreg_hotplug_device hpdev;
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u8 health_cntr;
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u32 health_cntr;
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bool attached;
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};
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