[PATCH v2] serial: imx: remove the uart_console() check

[Shawn Guo]

On Fri, Jun 28, 2013 at 01:39:42PM +0800, Huang Shijie wrote:
> The uart_console() check makes the clocks(clk_per and clk_ipg) opened
> even when we close the console uart.
> 
> This patch enable/disable the clocks in imx_console_write(),
> so we can keep the clocks closed when the console uart is closed.
> 
> Also remove the clock enable/disable oprations in the probe, we do not
> need them any more.
> 
> Signed-off-by: Huang Shijie <b32955 at freescale.com>

Acked-by: Shawn Guo <shawn.guo at linaro.org>