[PATCH 06/18] power: reset: brcm-kona-reset: Use devm_register_sys_off_handler(RESTART)

Andrew Davis
2024-02-01T18:01:26Z

Use device life-cycle managed register function to simplify probe.

Signed-off-by: Andrew Davis <afd@ti.com>
---
drivers/power/reset/brcm-kona-reset.c | 18 ++++++++----------
1 file changed, 8 insertions(+), 10 deletions(-)

diff --git a/drivers/power/reset/brcm-kona-reset.c b/drivers/power/reset/brcm-kona-reset.c
index d05728b1db097..4bb956c8f24f8 100644
--- a/drivers/power/reset/brcm-kona-reset.c
+++ b/drivers/power/reset/brcm-kona-reset.c
@@ -13,11 +13,10 @@
#define RSTMGR_WR_PASSWORD_SHIFT 8
#define RSTMGR_WR_ACCESS_ENABLE 1

-static void __iomem *kona_reset_base;
-
-static int kona_reset_handler(struct notifier_block *this,
- unsigned long mode, void *cmd)
+static int kona_reset_handler(struct sys_off_data *data)
{
+ void __iomem *kona_reset_base = data->cb_data;
+
/*
* A soft reset is triggered by writing a 0 to bit 0 of the soft reset
* register. To write to that register we must first write the password
@@ -31,18 +30,17 @@ static int kona_reset_handler(struct notifier_block *this,
return NOTIFY_DONE;
}

-static struct notifier_block kona_reset_nb = {
- .notifier_call = kona_reset_handler,
- .priority = 128,
-};
-
static int kona_reset_probe(struct platform_device *pdev)
{
+ void __iomem *kona_reset_base;
+
kona_reset_base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(kona_reset_base))
return PTR_ERR(kona_reset_base);

- return register_restart_handler(&kona_reset_nb);
+ return devm_register_sys_off_handler(&pdev->dev, SYS_OFF_MODE_RESTART,
+ 128, kona_reset_handler,
+ kona_reset_base);
}

static const struct of_device_id of_match[] = {
--
2.39.2