[PATCH 10/43] watchdog: ep93xx: add DT support for Cirrus EP93xx

From: Nikita Shubin
Date: Mon Apr 24 2023 - 06:21:47 EST


- Find register range from the device tree.

Signed-off-by: Nikita Shubin <nikita.shubin@xxxxxxxxxxx>
---

Notes:
Arnd Bergmann:
- wildcards ep93xx to something meaningful, i.e. ep9301
- drop wrappers

drivers/watchdog/ep93xx_wdt.c | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/drivers/watchdog/ep93xx_wdt.c b/drivers/watchdog/ep93xx_wdt.c
index 38e26f160b9a..0f9b1b3b4307 100644
--- a/drivers/watchdog/ep93xx_wdt.c
+++ b/drivers/watchdog/ep93xx_wdt.c
@@ -21,6 +21,7 @@
* daemon dies.
*/

+#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/module.h>
#include <linux/watchdog.h>
@@ -130,9 +131,16 @@ static int ep93xx_wdt_probe(struct platform_device *pdev)
return 0;
}

+static const struct of_device_id ep93xx_wdt_of_ids[] = {
+ { .compatible = "cirrus,ep9301-wdt" },
+ {},
+};
+MODULE_DEVICE_TABLE(of, ep93xx_wdt_of_ids);
+
static struct platform_driver ep93xx_wdt_driver = {
.driver = {
.name = "ep93xx-wdt",
+ .of_match_table = ep93xx_wdt_of_ids,
},
.probe = ep93xx_wdt_probe,
};
--
2.39.2