[U-Boot] [U-Boot, v2, 1/2] serial: Kconfig: Add ATMEL_USART option

[Andreas Bießmann]

On Tue, Sep 13, 2016 at 10:37:32AM +0800, Wenyou Yang wrote:
> Add ATMEL_USART option to support to enable the Atmel usart driver
> from Kconfig.
> 
> Signed-off-by: Wenyou Yang <wenyou.yang at atmel.com>
> Reviewed-by: Simon Glass <sjg at chromium.org>

Reviewed-by: Andreas Bießmann <andreas at biessmann.org>

> ---
> 
> Changes in v2: None
> 
>  drivers/serial/Kconfig | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
> index ab5df70..a6035dc 100644
> --- a/drivers/serial/Kconfig
> +++ b/drivers/serial/Kconfig
> @@ -289,6 +289,13 @@ config AR933X_UART
>  	  tree binding to operate, please refer to the document at
>  	  doc/device-tree-bindings/serial/qca,ar9330-uart.txt.
>  
> +config ATMEL_USART
> +	bool "Atmel USART support"
> +	help
> +	  Select this to enable USART support for Atmel SoCs. It can be
> +	  configured in the device tree, and input clock frequency can
> +	  be got from the clk node.
> +
>  config FSL_LPUART
>  	bool "Freescale LPUART support"
>  	help