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uart: change baud rate minimum value to 2400 [1/1]

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PD#SH-327

Problem:
uart default min baud rate was set 9600, but PTZ PELCO-D
and PELCO-P need uart driver support 2400 and 4800 baud rate

Solution:
change baud rate minimum value to 2400

Verify:
Local

Change-Id: Iee20ea30a95b89f89a59fab95cecf7d559cbff51
Signed-off-by: Dianzhong Huo <dianzhong.huo@amlogic.com>
This commit is contained in:
Dianzhong Huo
2019-02-13 10:36:29 +08:00
committed by Jianxin Pan
parent 2d398c6e5c
commit 37a726608e
1 changed files with 1 additions and 1 deletions
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2
drivers/amlogic/uart/meson_uart.c
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@@ -640,7 +640,7 @@ static void meson_uart_set_termios(struct uart_port *port,
writel(val, port->membase + AML_UART_CONTROL);
spin_unlock_irqrestore(&port->lock, flags);
baud = uart_get_baud_rate(port, termios, old, 9600, 4000000);
baud = uart_get_baud_rate(port, termios, old, 2400, 4000000);
meson_uart_change_speed(port, baud);
port->read_status_mask = AML_UART_RX_FIFO_OVERFLOW;