linux-kernel - RE: [Intel-wired-lan] [PATCH net-next v2 07/12] dpll: zl3073x: Add support for mux pin type

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Message-ID: <IA3PR11MB8986A1E00CAFCEEA237FD939E588A@IA3PR11MB8986.namprd11.prod.outlook.com>
Date: Mon, 19 Jan 2026 07:50:21 +0000
From: "Loktionov, Aleksandr" <aleksandr.loktionov@...el.com>
To: "Vecera, Ivan" <ivecera@...hat.com>, "netdev@...r.kernel.org"
	<netdev@...r.kernel.org>
CC: Eric Dumazet <edumazet@...gle.com>, "Nguyen, Anthony L"
	<anthony.l.nguyen@...el.com>, Rob Herring <robh@...nel.org>, Leon Romanovsky
	<leon@...nel.org>, "Lobakin, Aleksander" <aleksander.lobakin@...el.com>,
	"linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>, "Kitszel,
 Przemyslaw" <przemyslaw.kitszel@...el.com>, "Kubalewski, Arkadiusz"
	<arkadiusz.kubalewski@...el.com>, "intel-wired-lan@...ts.osuosl.org"
	<intel-wired-lan@...ts.osuosl.org>, Jakub Kicinski <kuba@...nel.org>, "Paolo
 Abeni" <pabeni@...hat.com>, "devicetree@...r.kernel.org"
	<devicetree@...r.kernel.org>, Conor Dooley <conor+dt@...nel.org>, Jiri Pirko
	<jiri@...nulli.us>, Richard Cochran <richardcochran@...il.com>, "Saravana
 Kannan" <saravanak@...nel.org>, Prathosh Satish
	<Prathosh.Satish@...rochip.com>, Vadim Fedorenko <vadim.fedorenko@...ux.dev>,
	Mark Bloch <mbloch@...dia.com>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>, Tariq Toukan <tariqt@...dia.com>, Andrew Lunn
	<andrew+netdev@...n.ch>, Jonathan Lemon <jonathan.lemon@...il.com>, Krzysztof
 Kozlowski <krzk+dt@...nel.org>, Saeed Mahameed <saeedm@...dia.com>, "David S.
 Miller" <davem@...emloft.net>
Subject: RE: [Intel-wired-lan] [PATCH net-next v2 07/12] dpll: zl3073x: Add
 support for mux pin type



> -----Original Message-----
> From: Intel-wired-lan <intel-wired-lan-bounces@...osl.org> On Behalf
> Of Ivan Vecera
> Sent: Friday, January 16, 2026 7:46 PM
> To: netdev@...r.kernel.org
> Cc: Eric Dumazet <edumazet@...gle.com>; Nguyen, Anthony L
> <anthony.l.nguyen@...el.com>; Rob Herring <robh@...nel.org>; Leon
> Romanovsky <leon@...nel.org>; Lobakin, Aleksander
> <aleksander.lobakin@...el.com>; linux-rdma@...r.kernel.org; Kitszel,
> Przemyslaw <przemyslaw.kitszel@...el.com>; Kubalewski, Arkadiusz
> <arkadiusz.kubalewski@...el.com>; intel-wired-lan@...ts.osuosl.org;
> Jakub Kicinski <kuba@...nel.org>; Paolo Abeni <pabeni@...hat.com>;
> devicetree@...r.kernel.org; Conor Dooley <conor+dt@...nel.org>; Jiri
> Pirko <jiri@...nulli.us>; Richard Cochran <richardcochran@...il.com>;
> Saravana Kannan <saravanak@...nel.org>; Prathosh Satish
> <Prathosh.Satish@...rochip.com>; Vadim Fedorenko
> <vadim.fedorenko@...ux.dev>; Mark Bloch <mbloch@...dia.com>; linux-
> kernel@...r.kernel.org; Tariq Toukan <tariqt@...dia.com>; Andrew Lunn
> <andrew+netdev@...n.ch>; Jonathan Lemon <jonathan.lemon@...il.com>;
> Krzysztof Kozlowski <krzk+dt@...nel.org>; Saeed Mahameed
> <saeedm@...dia.com>; David S. Miller <davem@...emloft.net>
> Subject: [Intel-wired-lan] [PATCH net-next v2 07/12] dpll: zl3073x:
> Add support for mux pin type
> 
> Add parsing for the "mux" string in the 'connection-type' pin property
> mapping it to DPLL_PIN_TYPE_MUX.
> 
> Recognizing this type in the driver allows these pins to be taken as
> parent pins for pin-on-pin pins coming from different modules (e.g.
> network drivers).
> 
> Signed-off-by: Ivan Vecera <ivecera@...hat.com>
> ---
>  drivers/dpll/zl3073x/prop.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/dpll/zl3073x/prop.c b/drivers/dpll/zl3073x/prop.c
> index 4ed153087570b..ad1f099cbe2b5 100644
> --- a/drivers/dpll/zl3073x/prop.c
> +++ b/drivers/dpll/zl3073x/prop.c
> @@ -249,6 +249,8 @@ struct zl3073x_pin_props
> *zl3073x_pin_props_get(struct zl3073x_dev *zldev,
>  			props->dpll_props.type =
> DPLL_PIN_TYPE_INT_OSCILLATOR;
>  		else if (!strcmp(type, "synce"))
>  			props->dpll_props.type =
> DPLL_PIN_TYPE_SYNCE_ETH_PORT;
> +		else if (!strcmp(type, "mux"))
> +			props->dpll_props.type = DPLL_PIN_TYPE_MUX;
>  		else
>  			dev_warn(zldev->dev,
>  				 "Unknown or unsupported pin type '%s'\n",
> --
> 2.52.0


Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@...el.com>