diff --git a/drivers/watchdog/diag288_wdt.c b/drivers/watchdog/diag288_wdt.c
index 6f591084bb7af2fb64510171a8ba872c919f53b1..806a04a676b7ee6c369da99d6d09f0ecd50d1fd1 100644
--- a/drivers/watchdog/diag288_wdt.c
+++ b/drivers/watchdog/diag288_wdt.c
@@ -213,7 +213,7 @@ static const struct watchdog_ops wdt_ops = {
 	.set_timeout = wdt_set_timeout,
 };
 
-static struct watchdog_info wdt_info = {
+static const struct watchdog_info wdt_info = {
 	.options = WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING | WDIOF_MAGICCLOSE,
 	.firmware_version = 0,
 	.identity = "z Watchdog",
diff --git a/drivers/watchdog/mt7621_wdt.c b/drivers/watchdog/mt7621_wdt.c
index f6f4c1bf24c95481917f1d4d1fb017684734c18b..db38f801721871566251a1f34374236444a65d69 100644
--- a/drivers/watchdog/mt7621_wdt.c
+++ b/drivers/watchdog/mt7621_wdt.c
@@ -105,7 +105,7 @@ static int mt7621_wdt_bootcause(void)
 	return 0;
 }
 
-static struct watchdog_info mt7621_wdt_info = {
+static const struct watchdog_info mt7621_wdt_info = {
 	.identity = "Mediatek Watchdog",
 	.options = WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING | WDIOF_MAGICCLOSE,
 };
diff --git a/drivers/watchdog/rt2880_wdt.c b/drivers/watchdog/rt2880_wdt.c
index 0d481a63cab147cefa2baf3285fac37322c52aca..98967f0a7d10e239e51080e5489b656bbdff084b 100644
--- a/drivers/watchdog/rt2880_wdt.c
+++ b/drivers/watchdog/rt2880_wdt.c
@@ -119,7 +119,7 @@ static int rt288x_wdt_bootcause(void)
 	return 0;
 }
 
-static struct watchdog_info rt288x_wdt_info = {
+static const struct watchdog_info rt288x_wdt_info = {
 	.identity = "Ralink Watchdog",
 	.options = WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING | WDIOF_MAGICCLOSE,
 };