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watchdog: sama5d4_wdt: add support for sama7g5-wdt

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Add support for compatible sama7g5-wdt.
The sama7g5 wdt is the same hardware block as on sam9x60.
Adapt the driver to use the sam9x60/sama7g5 variant if either
of the two compatibles are selected (sam9x60-wdt/sama7g5-wdt).

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20210527100120.266796-2-eugen.hristev@microchip.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:
Eugen Hristev 2021-05-27 13:01:19 +03:00 committed by Wim Van Sebroeck
parent 13b191692d
commit 5ae233fba8
1 changed files with 8 additions and 2 deletions
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10
drivers/watchdog/sama5d4_wdt.c
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@ -268,8 +268,10 @@ static int sama5d4_wdt_probe(struct platform_device *pdev)
wdd->min_timeout = MIN_WDT_TIMEOUT;
wdd->max_timeout = MAX_WDT_TIMEOUT;
wdt->last_ping = jiffies;
wdt->sam9x60_support = of_device_is_compatible(dev->of_node,
"microchip,sam9x60-wdt");
if (of_device_is_compatible(dev->of_node, "microchip,sam9x60-wdt") ||
of_device_is_compatible(dev->of_node, "microchip,sama7g5-wdt"))
wdt->sam9x60_support = true;
watchdog_set_drvdata(wdd, wdt);
@ -329,6 +331,10 @@ static const struct of_device_id sama5d4_wdt_of_match[] = {
{
.compatible = "microchip,sam9x60-wdt",
},
{
.compatible = "microchip,sama7g5-wdt",
},
{ }
};
MODULE_DEVICE_TABLE(of, sama5d4_wdt_of_match);