netdev - Re: [PATCH v2 5/5] stmmac: socfpga: Provide dt node to config ptp clk source.

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Message-ID: <566574BD.9010204@cogentembedded.com>
Date:	Mon, 7 Dec 2015 14:59:57 +0300
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Phil Reid <preid@...ctromag.com.au>, robh+dt@...nel.org,
	pawel.moll@....com, mark.rutland@....com,
	ijc+devicetree@...lion.org.uk, galak@...eaurora.org,
	peppe.cavallaro@...com, davem@...emloft.net,
	devicetree@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH v2 5/5] stmmac: socfpga: Provide dt node to config ptp clk
 source.

On 12/07/2015 04:38 AM, Phil Reid wrote:

> Signed-off-by: Phil Reid <preid@...ctromag.com.au>
> ---
>   Documentation/devicetree/bindings/net/socfpga-dwmac.txt | 2 ++
>   drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c     | 9 +++++++++
>   2 files changed, 11 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/net/socfpga-dwmac.txt b/Documentation/devicetree/bindings/net/socfpga-dwmac.txt
> index 3a9d679..72d82d6 100644
> --- a/Documentation/devicetree/bindings/net/socfpga-dwmac.txt
> +++ b/Documentation/devicetree/bindings/net/socfpga-dwmac.txt
> @@ -11,6 +11,8 @@ Required properties:
>   		  designware version numbers documented in stmmac.txt
>    - altr,sysmgr-syscon : Should be the phandle to the system manager node that
>      encompasses the glue register, the register offset, and the register shift.
> + - altr,f2h_ptp_ref_clk use f2h_ptp_ref_clk instead of default eosc1 clock
> +   for ptp ref clk. This affects all emacs as the clock is common.
>
>   Optional properties:
>   altr,emac-splitter: Should be the phandle to the emac splitter soft IP node if
> diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
> index 401383b..3c5bc12 100644
> --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
> +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
[...]
> @@ -171,6 +175,11 @@ static int socfpga_dwmac_setup(struct socfpga_dwmac *dwmac)
>   	ctrl &= ~(SYSMGR_EMACGRP_CTRL_PHYSEL_MASK << reg_shift);
>   	ctrl |= val << reg_shift;
>
> +	if(dwmac->f2h_ptp_ref_clk)

    Please run your patches thru scripts/checkpatch.pl (space needed after *if*).

[...]

MBR, Sergei

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