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SubjectRe: [RFC PATCH 3/3] devicetree: macb: Add optional property tsu-clk
Hi Harini,

On Fri, 2015-09-11 at 01:27PM +0530, Harini Katakam wrote:
> Add TSU clock frequency to be used for 1588 support in macb driver.
>
> Signed-off-by: Harini Katakam <harinik@xilinx.com>
> ---
> Documentation/devicetree/bindings/net/macb.txt | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/net/macb.txt b/Documentation/devicetree/bindings/net/macb.txt
> index b5d7976..f7c0ea8 100644
> --- a/Documentation/devicetree/bindings/net/macb.txt
> +++ b/Documentation/devicetree/bindings/net/macb.txt
> @@ -19,6 +19,9 @@ Required properties:
> Optional elements: 'tx_clk'
> - clocks: Phandles to input clocks.
>
> +Optional properties:
> +- tsu-clk: Time stamp unit clock frequency used.

Why are we not using the CCF and a clk_get_rate() in the driver?

Sören


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