[PATCH v2] powerpc/83xx: gianfar_ptp: select 1588 clock source through dts file

[David Miller]

From: Aida Mynzhasova <aida.mynzhasova at skitlab.ru>
Date: Wed, 25 Sep 2013 11:24:23 +0400

> Currently IEEE 1588 timer reference clock source is determined through
> hard-coded value in gianfar_ptp driver. This patch allows to select ptp
> clock source by means of device tree file node.
> 
> For instance:
> 
> 	fsl,cksel = <0>;
> 
> for using external (TSEC_TMR_CLK input) high precision timer
> reference clock.
> 
> Other acceptable values:
> 
> 	<1> : eTSEC system clock
> 	<2> : eTSEC1 transmit clock
> 	<3> : RTC clock input
> 
> When this attribute isn't used, eTSEC system clock will serve as
> IEEE 1588 timer reference clock.
> 
> Signed-off-by: Aida Mynzhasova <aida.mynzhasova at skitlab.ru>

Applied, thanks.