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serial: stm32: fix initialization of RS485 mode

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Configure RS485 mode during port initialization.

Fixes: 1bcda09d29 ("serial: stm32: add support for RS485 hardware control mode")
Signed-off-by: Bich Hemon <bich.hemon@st.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Bich HEMON 2018-03-15 08:44:46 +00:00 committed by Greg Kroah-Hartman
parent dbb3fb45ed
commit 7d8f68619e
1 changed files with 4 additions and 0 deletions
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4
drivers/tty/serial/stm32-usart.c
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@ -809,6 +809,10 @@ static int stm32_init_port(struct stm32_port *stm32port,
port->ops = &stm32_uart_ops;
port->dev = &pdev->dev;
port->irq = platform_get_irq(pdev, 0);
port->rs485_config = stm32_config_rs485;
stm32_init_rs485(port, pdev);
stm32port->wakeirq = platform_get_irq(pdev, 1);
stm32port->fifoen = stm32port->info->cfg.has_fifo;