Re: [PATCH 2/6] net: ethernet: ti: cpts: add support for ext rftclk selection

From	Rob Herring <robh@kernel.org>
Newsgroups	linux.kernel
Subject	Re: [PATCH 2/6] net: ethernet: ti: cpts: add support for ext rftclk selection
Date	2016-12-05 16:00 +0100
Message-ID	<sL2Uh-5Q1-7@gated-at.bofh.it> (permalink)
References	<sIDdD-75-21@gated-at.bofh.it> <sIDdE-75-53@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Mon, Nov 28, 2016 at 05:04:24PM -0600, Grygorii Strashko wrote:
> Some CPTS instances, which can be found on KeyStone 2 1/10G Ethernet
> Switch Subsystems, can control an external multiplexer that selects
> one of up to 32 clocks for time sync reference (RFTCLK). This feature
> can be configured through CPTS_RFTCLK_SEL register (offset: x08).
> 
> Hence, introduce optional DT cpts_rftclk_sel poperty wich, if present,
> will specify CPTS reference clock. The cpts_rftclk_sel should be
> omitted in DT if HW doesn't support this feature. The external fixed
> rate clocks can be defined in board files as "fixed-clock".
> 
> Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
> ---
>  Documentation/devicetree/bindings/net/keystone-netcp.txt |  2 ++

Please group binding changes into a single patch.

>  drivers/net/ethernet/ti/cpts.c                           | 12 ++++++++++++
>  drivers/net/ethernet/ti/cpts.h                           |  8 +++++++-
>  3 files changed, 21 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/net/keystone-netcp.txt b/Documentation/devicetree/bindings/net/keystone-netcp.txt
> index c37b54e..ec4a241 100644
> --- a/Documentation/devicetree/bindings/net/keystone-netcp.txt
> +++ b/Documentation/devicetree/bindings/net/keystone-netcp.txt
> @@ -114,6 +114,8 @@ Optional properties:
>  				driver to them if needed.
>  
>   Properties related to cpts configurations.
> +	- cpts-rftclk-sel: selects one of up to 32 clocks for time sync
> +		reference.  Default = 0.

Vendor prefix.

>  	- cpts_clock_mult/cpts_clock_shift:
>  		used for converting time counter cycles to ns as in
>

Thread

[PATCH 0/6] net: ethernet: ti: cpts: update and enable support on keystone 2 socs Grygorii Strashko <grygorii.strashko@ti.com> - 2016-11-29 00:10 +0100
  [PATCH 2/6] net: ethernet: ti: cpts: add support for ext rftclk selection Grygorii Strashko <grygorii.strashko@ti.com> - 2016-11-29 00:10 +0100
    Re: [PATCH 2/6] net: ethernet: ti: cpts: add support for ext rftclk  selection Richard Cochran <richardcochran@gmail.com> - 2016-11-30 11:00 +0100
      Re: [PATCH 2/6] net: ethernet: ti: cpts: add support for ext rftclk  selection Grygorii Strashko <grygorii.strashko@ti.com> - 2016-11-30 18:40 +0100
        Re: [PATCH 2/6] net: ethernet: ti: cpts: add support for ext rftclk  selection Grygorii Strashko <grygorii.strashko@ti.com> - 2016-12-06 20:50 +0100
          Re: [PATCH 2/6] net: ethernet: ti: cpts: add support for ext rftclk  selection Richard Cochran <richardcochran@gmail.com> - 2016-12-06 21:30 +0100
            Re: [PATCH 2/6] net: ethernet: ti: cpts: add support for ext rftclk  selection Grygorii Strashko <grygorii.strashko@ti.com> - 2016-12-06 21:50 +0100
          Re: [PATCH 2/6] net: ethernet: ti: cpts: add support for ext rftclk  selection Stephen Boyd <sboyd@codeaurora.org> - 2016-12-09 01:50 +0100
            Re: [PATCH 2/6] net: ethernet: ti: cpts: add support for ext rftclk  selection Grygorii Strashko <grygorii.strashko@ti.com> - 2016-12-10 00:40 +0100
    Re: [PATCH 2/6] net: ethernet: ti: cpts: add support for ext rftclk  selection Rob Herring <robh@kernel.org> - 2016-12-05 16:00 +0100
  [PATCH 4/6] net: ethernet: ti: cpts: add ptp pps support Grygorii Strashko <grygorii.strashko@ti.com> - 2016-11-29 00:10 +0100
    Re: [PATCH 4/6] net: ethernet: ti: cpts: add ptp pps support Richard Cochran <richardcochran@gmail.com> - 2016-11-30 11:10 +0100
      Re: [PATCH 4/6] net: ethernet: ti: cpts: add ptp pps support Richard Cochran <richardcochran@gmail.com> - 2016-12-06 19:10 +0100
        Re: [PATCH 4/6] net: ethernet: ti: cpts: add ptp pps support Grygorii Strashko <grygorii.strashko@ti.com> - 2016-12-06 23:40 +0100
    Re: [PATCH 4/6] net: ethernet: ti: cpts: add ptp pps support Jan Lübbe <jlu@pengutronix.de> - 2016-11-30 12:10 +0100
    Re: [PATCH 4/6] net: ethernet: ti: cpts: add ptp pps support Richard Cochran <richardcochran@gmail.com> - 2016-11-30 19:50 +0100
      Re: [PATCH 4/6] net: ethernet: ti: cpts: add ptp pps support Grygorii Strashko <grygorii.strashko@ti.com> - 2016-11-30 21:50 +0100
        Re: [PATCH 4/6] net: ethernet: ti: cpts: add ptp pps support Richard Cochran <richardcochran@gmail.com> - 2016-11-30 23:20 +0100
          Re: [PATCH 4/6] net: ethernet: ti: cpts: add ptp pps support Richard Cochran <richardcochran@gmail.com> - 2016-12-02 11:00 +0100
            Re: [PATCH 4/6] net: ethernet: ti: cpts: add ptp pps support Grygorii Strashko <grygorii.strashko@ti.com> - 2016-12-02 19:00 +0100
              Re: [PATCH 4/6] net: ethernet: ti: cpts: add ptp pps support Richard Cochran <richardcochran@gmail.com> - 2016-12-02 20:30 +0100
  [PATCH 1/6] net: ethernet: ti: netcp: add support of cpts Grygorii Strashko <grygorii.strashko@ti.com> - 2016-11-29 00:10 +0100
    Re: [PATCH 1/6] net: ethernet: ti: netcp: add support of cpts Richard Cochran <richardcochran@gmail.com> - 2016-11-30 10:50 +0100
      Re: [PATCH 1/6] net: ethernet: ti: netcp: add support of cpts Grygorii Strashko <grygorii.strashko@ti.com> - 2016-11-30 18:40 +0100
        Re: [PATCH 1/6] net: ethernet: ti: netcp: add support of cpts Richard Cochran <richardcochran@gmail.com> - 2016-11-30 19:30 +0100
    Re: [PATCH 1/6] net: ethernet: ti: netcp: add support of cpts Rob Herring <robh@kernel.org> - 2016-12-05 15:50 +0100
      Re: [PATCH 1/6] net: ethernet: ti: netcp: add support of cpts Grygorii Strashko <grygorii.strashko@ti.com> - 2016-12-05 19:30 +0100
        Re: [PATCH 1/6] net: ethernet: ti: netcp: add support of cpts Richard Cochran <richardcochran@gmail.com> - 2016-12-05 20:40 +0100

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