Commit 651b5fde authored by Marcus Folkesson's avatar Marcus Folkesson Committed by Wim Van Sebroeck
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watchdog: da9052_wdt: add support for bootstatus bits 



Enable support for these bootstatus bits:
    WDIOF_CARDRESET
    WDIOF_OVERHEAT
    WDIOF_POWERUNDER

Signed-off-by: default avatarMarcus Folkesson <marcus.folkesson@gmail.com>
Reviewed-by: default avatarGuenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20241210-da9052-wdt-v2-2-95a5756e9ac8@gmail.com


Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
Signed-off-by: default avatarWim Van Sebroeck <wim@linux-watchdog.org>
parent 3322d53f

drivers/watchdog/da9052_wdt.c

+12 −1
Original line number Diff line number Diff line
@@ -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) {