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serial/core: Initialize the console pm state
For console devices having UART_CAP_SLEEP capability, the uart_pm_state has to be initialized to UART_PM_STATE_ON. Otherwise the LCR regiser values are reinitialized when uart_change_pm is called from uart_configure_port. Signed-off-by: Sudhir Sreedharan <ssreedharan@mvista.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -2606,6 +2606,9 @@ int uart_add_one_port(struct uart_driver *drv, struct uart_port *uport)
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if (uport->cons && uport->dev)
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of_console_check(uport->dev->of_node, uport->cons->name, uport->line);
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if (uart_console(uport))
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state->pm_state = UART_PM_STATE_ON;
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uart_configure_port(drv, state, uport);
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num_groups = 2;
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