power: reset: keystone: Use register_sys_off_handler(SYS_OFF_MODE_RESTART)

Function register_restart_handler() is deprecated. Using this new API
removes our need to keep and manage a struct notifier_block.

Signed-off-by: Andrew Davis <afd@ti.com>
Link: https://patch.msgid.link/20260303175959.75647-1-afd@ti.com
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>

diff --git a/drivers/power/reset/keystone-reset.c b/drivers/power/reset/keystone-reset.c
index d9268d150e1f912520f422555cb8f78530a8505a..3c44cd6cee0aa49a9c191f4244c43f0246b8ee1a 100644 (file)
--- a/drivers/power/reset/keystone-reset.c
+++ b/drivers/power/reset/keystone-reset.c
@@ -48,8 +48,7 @@ static inline int rsctrl_enable_rspll_write(void)
                                  RSCTRL_KEY_MASK, RSCTRL_KEY);
 }
 
-static int rsctrl_restart_handler(struct notifier_block *this,
-                                 unsigned long mode, void *cmd)
+static int rsctrl_restart_handler(struct sys_off_data *data)
 {
        /* enable write access to RSTCTRL */
        rsctrl_enable_rspll_write();
@@ -61,11 +60,6 @@ static int rsctrl_restart_handler(struct notifier_block *this,
        return NOTIFY_DONE;
 }
 
-static struct notifier_block rsctrl_restart_nb = {
-       .notifier_call = rsctrl_restart_handler,
-       .priority = 128,
-};
-
 static const struct of_device_id rsctrl_of_match[] = {
        {.compatible = "ti,keystone-reset", },
        {},
@@ -140,7 +134,8 @@ static int rsctrl_probe(struct platform_device *pdev)
                        return ret;
        }
 
-       ret = register_restart_handler(&rsctrl_restart_nb);
+       ret = devm_register_sys_off_handler(dev, SYS_OFF_MODE_RESTART, 128,
+                                           rsctrl_restart_handler, NULL);
        if (ret)
                dev_err(dev, "cannot register restart handler (err=%d)\n", ret);