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From: Roger Quadros <rogerq@kernel.org>
To: Siddharth Vadapalli <s-vadapalli@ti.com>,
	davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
	pabeni@redhat.com, robh+dt@kernel.org,
	krzysztof.kozlowski@linaro.org,
	krzysztof.kozlowski+dt@linaro.org, nm@ti.com, kristo@kernel.org,
	vigneshr@ti.com, nsekhar@ti.com
Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, srk@ti.com
Subject: Re: [PATCH net-next 0/5] Add PPS support to am65-cpts driver
Date: Fri, 13 Jan 2023 11:48:53 +0200	[thread overview]
Message-ID: <2fc741b2-671d-8817-1d6f-511398aea9ff@kernel.org> (raw)
In-Reply-To: <20230111114429.1297557-1-s-vadapalli@ti.com>

Siddharth,

On 11/01/2023 13:44, Siddharth Vadapalli wrote:
> The CPTS hardware doesn't support PPS signal generation. Using the GenFx
> (periodic signal generator) function, it is possible to model a PPS signal
> followed by routing it via the time sync router to the CPTS_HWy_TS_PUSH
> (hardware time stamp) input, in order to generate timestamps at 1 second
> intervals.
> 
> This series adds driver support for enabling PPS signal generation.
> Additionally, the documentation for the am65-cpts driver is updated with
> the bindings for the "ti,pps" property, which is used to inform the
> pair [CPTS_HWy_TS_PUSH, GenFx] to the cpts driver. The PPS example is
> enabled for AM625-SK board by default, by adding the timesync_router node
> to the AM62x SoC, and configuring it for PPS in the AM625-SK board dts.
> 
> Grygorii Strashko (3):
>   dt-binding: net: ti: am65x-cpts: add 'ti,pps' property
>   net: ethernet: ti: am65-cpts: add pps support
>   net: ethernet: ti: am65-cpts: adjust pps following ptp changes
> 
> Siddharth Vadapalli (2):
>   arm64: dts: ti: k3-am62-main: Add timesync router node
>   arm64: dts: ti: k3-am625-sk: Add cpsw3g cpts PPS support

Device tree patches need to be sent separately. You don't need to involve
net maintainers for that.

If you introduce a new binding then that needs to be in maintainer's
tree before you can send a related device tree patch.

> 
>  .../bindings/net/ti,k3-am654-cpts.yaml        |   8 +
>  arch/arm64/boot/dts/ti/k3-am62-main.dtsi      |   9 ++
>  arch/arm64/boot/dts/ti/k3-am625-sk.dts        |  20 +++
>  drivers/net/ethernet/ti/am65-cpts.c           | 144 ++++++++++++++++--
>  4 files changed, 166 insertions(+), 15 deletions(-)
> 

cheers,
-roger

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linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

WARNING: multiple messages have this Message-ID (diff)
From: Roger Quadros <rogerq@kernel.org>
To: Siddharth Vadapalli <s-vadapalli@ti.com>,
	davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
	pabeni@redhat.com, robh+dt@kernel.org,
	krzysztof.kozlowski@linaro.org,
	krzysztof.kozlowski+dt@linaro.org, nm@ti.com, kristo@kernel.org,
	vigneshr@ti.com, nsekhar@ti.com
Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, srk@ti.com
Subject: Re: [PATCH net-next 0/5] Add PPS support to am65-cpts driver
Date: Fri, 13 Jan 2023 11:48:53 +0200	[thread overview]
Message-ID: <2fc741b2-671d-8817-1d6f-511398aea9ff@kernel.org> (raw)
In-Reply-To: <20230111114429.1297557-1-s-vadapalli@ti.com>

Siddharth,

On 11/01/2023 13:44, Siddharth Vadapalli wrote:
> The CPTS hardware doesn't support PPS signal generation. Using the GenFx
> (periodic signal generator) function, it is possible to model a PPS signal
> followed by routing it via the time sync router to the CPTS_HWy_TS_PUSH
> (hardware time stamp) input, in order to generate timestamps at 1 second
> intervals.
> 
> This series adds driver support for enabling PPS signal generation.
> Additionally, the documentation for the am65-cpts driver is updated with
> the bindings for the "ti,pps" property, which is used to inform the
> pair [CPTS_HWy_TS_PUSH, GenFx] to the cpts driver. The PPS example is
> enabled for AM625-SK board by default, by adding the timesync_router node
> to the AM62x SoC, and configuring it for PPS in the AM625-SK board dts.
> 
> Grygorii Strashko (3):
>   dt-binding: net: ti: am65x-cpts: add 'ti,pps' property
>   net: ethernet: ti: am65-cpts: add pps support
>   net: ethernet: ti: am65-cpts: adjust pps following ptp changes
> 
> Siddharth Vadapalli (2):
>   arm64: dts: ti: k3-am62-main: Add timesync router node
>   arm64: dts: ti: k3-am625-sk: Add cpsw3g cpts PPS support

Device tree patches need to be sent separately. You don't need to involve
net maintainers for that.

If you introduce a new binding then that needs to be in maintainer's
tree before you can send a related device tree patch.

> 
>  .../bindings/net/ti,k3-am654-cpts.yaml        |   8 +
>  arch/arm64/boot/dts/ti/k3-am62-main.dtsi      |   9 ++
>  arch/arm64/boot/dts/ti/k3-am625-sk.dts        |  20 +++
>  drivers/net/ethernet/ti/am65-cpts.c           | 144 ++++++++++++++++--
>  4 files changed, 166 insertions(+), 15 deletions(-)
> 

cheers,
-roger

  parent reply	other threads:[~2023-01-13  9:49 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-11 11:44 [PATCH net-next 0/5] Add PPS support to am65-cpts driver Siddharth Vadapalli
2023-01-11 11:44 ` Siddharth Vadapalli
2023-01-11 11:44 ` [PATCH net-next 1/5] dt-binding: net: ti: am65x-cpts: add 'ti,pps' property Siddharth Vadapalli
2023-01-11 11:44   ` Siddharth Vadapalli
2023-01-13 19:16   ` Rob Herring
2023-01-13 19:16     ` Rob Herring
2023-01-11 11:44 ` [PATCH net-next 2/5] net: ethernet: ti: am65-cpts: add pps support Siddharth Vadapalli
2023-01-11 11:44   ` Siddharth Vadapalli
2023-01-13  9:57   ` Roger Quadros
2023-01-13  9:57     ` Roger Quadros
2023-01-16  6:23     ` Siddharth Vadapalli
2023-01-16  6:23       ` Siddharth Vadapalli
2023-01-11 11:44 ` [PATCH net-next 3/5] net: ethernet: ti: am65-cpts: adjust pps following ptp changes Siddharth Vadapalli
2023-01-11 11:44   ` Siddharth Vadapalli
2023-01-11 11:44 ` [PATCH net-next 4/5] arm64: dts: ti: k3-am62-main: Add timesync router node Siddharth Vadapalli
2023-01-11 11:44   ` Siddharth Vadapalli
2023-05-16 13:31   ` Nishanth Menon
2023-05-16 13:31     ` Nishanth Menon
2023-01-11 11:44 ` [PATCH net-next 5/5] arm64: dts: ti: k3-am625-sk: Add cpsw3g cpts PPS support Siddharth Vadapalli
2023-01-11 11:44   ` Siddharth Vadapalli
2023-01-13 10:18   ` Roger Quadros
2023-01-13 10:18     ` Roger Quadros
2023-01-16  7:12     ` Siddharth Vadapalli
2023-01-16  7:12       ` Siddharth Vadapalli
2023-01-16 16:05       ` Roger Quadros
2023-01-16 16:05         ` Roger Quadros
2023-01-16 16:30         ` Vignesh Raghavendra
2023-01-16 16:30           ` Vignesh Raghavendra
2023-01-17  5:28           ` Siddharth Vadapalli
2023-01-17  5:28             ` Siddharth Vadapalli
2023-01-17  9:30             ` Roger Quadros
2023-01-17  9:30               ` Roger Quadros
2023-01-17  9:39               ` Siddharth Vadapalli
2023-01-17  9:39                 ` Siddharth Vadapalli
2023-01-13  9:48 ` Roger Quadros [this message]
2023-01-13  9:48   ` [PATCH net-next 0/5] Add PPS support to am65-cpts driver Roger Quadros
2023-01-13  9:56   ` Siddharth Vadapalli
2023-01-13  9:56     ` Siddharth Vadapalli
2023-01-13 10:21     ` Roger Quadros
2023-01-13 10:21       ` Roger Quadros

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