[PATCH v3 09/19] power: reset: rmobile-reset: Use devm_platform_ioremap_resource() helper

Andrew Davis
2024-02-08T17:04:34Z

Use device life-cycle managed ioremap function to simplify probe and
exit paths.

Signed-off-by: Andrew Davis <afd@ti.com>
---
drivers/power/reset/rmobile-reset.c | 13 ++++---------
1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/drivers/power/reset/rmobile-reset.c b/drivers/power/reset/rmobile-reset.c
index 5df9b41c68c79..29c17ed2d4de9 100644
--- a/drivers/power/reset/rmobile-reset.c
+++ b/drivers/power/reset/rmobile-reset.c
@@ -41,28 +41,23 @@ static int rmobile_reset_probe(struct platform_device *pdev)
{
int error;

- sysc_base2 = of_iomap(pdev->dev.of_node, 1);
- if (!sysc_base2)
- return -ENODEV;
+ sysc_base2 = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(sysc_base2))
+ return PTR_ERR(sysc_base2);

error = register_restart_handler(&rmobile_reset_nb);
if (error) {
dev_err(&pdev->dev,
"cannot register restart handler (err=%d)\n", error);
- goto fail_unmap;
+ return error;
}

return 0;
-
-fail_unmap:
- iounmap(sysc_base2);
- return error;
}

static void rmobile_reset_remove(struct platform_device *pdev)
{
unregister_restart_handler(&rmobile_reset_nb);
- iounmap(sysc_base2);
}

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