[PATCH v1 2/7] serial: 8250_ni: Remove duplicate mapping

From: Andy Shevchenko
Date: Fri Mar 21 2025 - 14:21:46 EST


UPF_IOREMAP is for serial core to map the resource on behalf of the
driver. No need to perform this explicitly in the driver.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/tty/serial/8250/8250_ni.c | 5 -----
1 file changed, 5 deletions(-)

diff --git a/drivers/tty/serial/8250/8250_ni.c b/drivers/tty/serial/8250/8250_ni.c
index 03e838f440be..562f7f29e209 100644
--- a/drivers/tty/serial/8250/8250_ni.c
+++ b/drivers/tty/serial/8250/8250_ni.c
@@ -239,11 +239,6 @@ static int ni16550_get_regs(struct platform_device *pdev,
port->mapsize = resource_size(regs);
port->flags |= UPF_IOREMAP;

- port->membase = devm_ioremap(&pdev->dev, port->mapbase,
- port->mapsize);
- if (!port->membase)
- return -ENOMEM;
-
return 0;
}

--
2.47.2