Commit e3fa9f46 authored by Tomonori Sakita's avatar Tomonori Sakita Committed by Greg Kroah-Hartman
Browse files

serial: fsl_lpuart: fix maximum acceptable baud rate with over-sampling

[ Upstream commit 815d835b

 ]

Using over-sampling ratio, lpuart can accept baud rate upto uartclk / 4.
Signed-off-by: default avatarTomonori Sakita <tomonori.sakita@sord.co.jp>
Signed-off-by: default avatarAtsushi Nemoto <atsushi.nemoto@sord.co.jp>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent c1b8a5c7
Showing with 1 addition and 1 deletion
+1 -1
......@@ -1426,7 +1426,7 @@ lpuart32_set_termios(struct uart_port *port, struct ktermios *termios,
}
/* ask the core to calculate the divisor */
baud = uart_get_baud_rate(port, termios, old, 50, port->uartclk / 16);
baud = uart_get_baud_rate(port, termios, old, 50, port->uartclk / 4);
spin_lock_irqsave(&sport->port.lock, flags);
......
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