Commit 6436dd8f authored by Yu Tu's avatar Yu Tu Committed by Greg Kroah-Hartman
Browse files

tty: serial: meson: Use devm_ioremap_resource to get register mapped memory 



Replace devm_request_mem_region and devm_ioremap with
devm_ioremap_resource to make the code cleaner.

Reviewed-by: default avatarJiri Slaby <jirislaby@kernel.org>
Signed-off-by: default avatarYu Tu <yu.tu@amlogic.com>
Link: https://lore.kernel.org/r/20220225073922.3947-3-yu.tu@amlogic.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 841f913e

drivers/tty/serial/meson_uart.c

+1 −9
Original line number Diff line number Diff line
@@ -720,15 +720,7 @@ static int meson_uart_probe(struct platform_device *pdev) 
	if (!port)

		return -ENOMEM;



	if (!devm_request_mem_region(&pdev->dev, res_mem->start,

				     resource_size(res_mem),

				     dev_name(&pdev->dev))) {

		dev_err(&pdev->dev, "Memory region busy\n");

		return -EBUSY;

	}



	port->membase = devm_ioremap(&pdev->dev, res_mem->start,

				     resource_size(res_mem));

	port->membase = devm_ioremap_resource(&pdev->dev, res_mem);

	if (IS_ERR(port->membase))

		return PTR_ERR(port->membase);