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watchdog: da9052_wdt: add support for bootstatus bits

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Enable support for these bootstatus bits:
    WDIOF_CARDRESET
    WDIOF_OVERHEAT
    WDIOF_POWERUNDER

Signed-off-by: Marcus Folkesson <marcus.folkesson@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20241210-da9052-wdt-v2-2-95a5756e9ac8@gmail.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
This commit is contained in:
Marcus Folkesson
2024-12-10 16:24:41 +01:00
committed by Wim Van Sebroeck
parent 3322d53fda
commit 651b5fde35
1 changed files with 12 additions and 1 deletions
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13
drivers/watchdog/da9052_wdt.c
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@@ -135,7 +135,11 @@ static int da9052_wdt_ping(struct watchdog_device *wdt_dev)
}
static const struct watchdog_info da9052_wdt_info = {
.options = WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING,
.options = WDIOF_SETTIMEOUT |
WDIOF_KEEPALIVEPING |
WDIOF_CARDRESET |
WDIOF_OVERHEAT |
WDIOF_POWERUNDER,
.identity = "DA9052 Watchdog",
};
@@ -169,6 +173,13 @@ static int da9052_wdt_probe(struct platform_device *pdev)
da9052_wdt->parent = dev;
watchdog_set_drvdata(da9052_wdt, driver_data);
if (da9052->fault_log & DA9052_FAULTLOG_TWDERROR)
da9052_wdt->bootstatus |= WDIOF_CARDRESET;
if (da9052->fault_log & DA9052_FAULTLOG_TEMPOVER)
da9052_wdt->bootstatus |= WDIOF_OVERHEAT;
if (da9052->fault_log & DA9052_FAULTLOG_VDDFAULT)
da9052_wdt->bootstatus |= WDIOF_POWERUNDER;
ret = da9052_reg_update(da9052, DA9052_CONTROL_D_REG,
DA9052_CONTROLD_TWDSCALE, 0);
if (ret < 0) {