[PATCH v1 1/7] serial: 8250_platform: Remove duplicate mapping

From: Andy Shevchenko
Date: Mon Aug 12 2024 - 11:49:16 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_platform.c | 6 ------
1 file changed, 6 deletions(-)

diff --git a/drivers/tty/serial/8250/8250_platform.c b/drivers/tty/serial/8250/8250_platform.c
index 73002faaae4b..a0e71b03015a 100644
--- a/drivers/tty/serial/8250/8250_platform.c
+++ b/drivers/tty/serial/8250/8250_platform.c
@@ -142,12 +142,6 @@ static int serial8250_platform_probe(struct platform_device *pdev)
if (ret)
return ret;

- if (uart.port.mapbase) {
- uart.port.membase = devm_ioremap(dev, uart.port.mapbase, uart.port.mapsize);
- if (!uart.port.membase)
- return -ENOMEM;
- }
-
/*
* The previous call may not set iotype correctly when reg-io-width
* property is absent and it doesn't support IO port resource.
--
2.43.0.rc1.1336.g36b5255a03ac