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serial: stm32: use devm_platform_get_and_ioremap_resource()

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Use devm_platform_get_and_ioremap_resource() to simplify code.

Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
Link: https://lore.kernel.org/r/20210814131418.13608-1-tangbin@cmss.chinamobile.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tang Bin 2021-08-14 21:14:18 +08:00 committed by Greg Kroah-Hartman
parent 59bd4eedf1
commit 3d881e32e2
1 changed files with 1 additions and 2 deletions
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3
drivers/tty/serial/stm32-usart.c
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@ -1064,8 +1064,7 @@ static int stm32_usart_init_port(struct stm32_port *stm32port,
&stm32port->txftcfg); &stm32port->txftcfg);
} }
res = platform_get_resource(pdev, IORESOURCE_MEM, 0); port->membase = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
port->membase = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(port->membase)) if (IS_ERR(port->membase))
return PTR_ERR(port->membase); return PTR_ERR(port->membase);
port->mapbase = res->start; port->mapbase = res->start;