Messages in this thread Patch in this message | | | From | Yu Tu <> | Subject | [PATCH V6 2/5] tty: serial: meson: Use devm_ioremap_resource to get register mapped memory | Date | Tue, 18 Jan 2022 11:09:08 +0800 |
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Replace devm_request_mem_region and devm_ioremap with devm_ioremap_resource to make the code cleaner.
Signed-off-by: Yu Tu <yu.tu@amlogic.com> --- drivers/tty/serial/meson_uart.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-)
diff --git a/drivers/tty/serial/meson_uart.c b/drivers/tty/serial/meson_uart.c index 6b80e41b4cc1..7570958d010c 100644 --- a/drivers/tty/serial/meson_uart.c +++ b/drivers/tty/serial/meson_uart.c @@ -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); -- 2.33.1
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