devicetree.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Michal Simek <michal.simek@amd.com>
Cc: linux-kernel@vger.kernel.org, monstr@monstr.eu,
	michal.simek@xilinx.com, git@xilinx.com,
	Amit Kumar Mahapatra <amit.kumar-mahapatra@xilinx.com>,
	Ashok Reddy Soma <ashok.reddy.soma@xilinx.com>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Parth Gajjar <parth.gajjar@amd.com>,
	Rob Herring <robh+dt@kernel.org>,
	Vishal Sagar <vishal.sagar@amd.com>,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 01/23] arm64: zynqmp: Describe TI phy as ethernet-phy-id
Date: Wed, 10 May 2023 09:52:53 +0300	[thread overview]
Message-ID: <20230510065253.GA11711@pendragon.ideasonboard.com> (raw)
In-Reply-To: <9eefc40c727928e0c7b794a3a2e061ecf6ea230c.1683034376.git.michal.simek@amd.com>

Hi Michal,

Thank you for the patch.

On Tue, May 02, 2023 at 03:35:29PM +0200, Michal Simek wrote:
> TI DP83867 is using strapping based on MIO pins. Tristate setup can influce
> PHY address. That's why switch description with ethernet-phy-id compatible
> string which enable calling reset. PHY itself setups phy address after
> power up or reset.

I'm sorry but I don't understand this :-(

> Phy reset is done via gpio.
>
> Signed-off-by: Michal Simek <michal.simek@amd.com>
> ---
> 
> Checkpatch is reporting issue
> warning: DT compatible string "ethernet-phy-id2000.a231" appears un-documented
> but it should be fully aligned with
> Documentation/devicetree/bindings/net/ethernet-phy.yaml
> ---
>  .../boot/dts/xilinx/zynqmp-zcu102-revA.dts    | 23 +++++++++++------
>  .../boot/dts/xilinx/zynqmp-zcu102-revB.dts    | 25 +++++++++++--------
>  .../boot/dts/xilinx/zynqmp-zcu104-revA.dts    | 22 ++++++++++------
>  .../boot/dts/xilinx/zynqmp-zcu104-revC.dts    | 22 ++++++++++------
>  .../boot/dts/xilinx/zynqmp-zcu106-revA.dts    | 22 ++++++++++------
>  .../boot/dts/xilinx/zynqmp-zcu111-revA.dts    | 22 ++++++++++------
>  6 files changed, 90 insertions(+), 46 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts
> index 13c43324f1d2..c193579400cf 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts
> @@ -2,7 +2,8 @@
>  /*
>   * dts file for Xilinx ZynqMP ZCU102 RevA
>   *
> - * (C) Copyright 2015 - 2021, Xilinx, Inc.
> + * (C) Copyright 2015 - 2022, Xilinx, Inc.
> + * (C) Copyright 2022 - 2023, Advanced Micro Devices, Inc.
>   *
>   * Michal Simek <michal.simek@xilinx.com>
>   */
> @@ -200,13 +201,19 @@ &gem3 {
>  	phy-mode = "rgmii-id";
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_gem3_default>;
> -	phy0: ethernet-phy@21 {
> -		reg = <21>;
> -		ti,rx-internal-delay = <0x8>;
> -		ti,tx-internal-delay = <0xa>;
> -		ti,fifo-depth = <0x1>;
> -		ti,dp83867-rxctrl-strap-quirk;
> -		/* reset-gpios = <&tca6416_u97 6 GPIO_ACTIVE_LOW>; */
> +	mdio: mdio {

The "mdio" label isn't needed. Same below.

> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		phy0: ethernet-phy@21 {
> +			#phy-cells = <1>;
> +			compatible = "ethernet-phy-id2000.a231";
> +			reg = <21>;
> +			ti,rx-internal-delay = <0x8>;
> +			ti,tx-internal-delay = <0xa>;
> +			ti,fifo-depth = <0x1>;
> +			ti,dp83867-rxctrl-strap-quirk;
> +			reset-gpios = <&tca6416_u97 6 GPIO_ACTIVE_LOW>;
> +		};
>  	};
>  };
>  
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revB.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revB.dts
> index f7d718ff116b..00b930f20718 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revB.dts
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revB.dts
> @@ -2,7 +2,8 @@
>  /*
>   * dts file for Xilinx ZynqMP ZCU102 RevB
>   *
> - * (C) Copyright 2016 - 2021, Xilinx, Inc.
> + * (C) Copyright 2016 - 2022, Xilinx, Inc.
> + * (C) Copyright 2022 - 2023, Advanced Micro Devices, Inc.
>   *
>   * Michal Simek <michal.simek@xilinx.com>
>   */
> @@ -16,16 +17,20 @@ / {
>  
>  &gem3 {
>  	phy-handle = <&phyc>;
> -	phyc: ethernet-phy@c {
> -		reg = <0xc>;
> -		ti,rx-internal-delay = <0x8>;
> -		ti,tx-internal-delay = <0xa>;
> -		ti,fifo-depth = <0x1>;
> -		ti,dp83867-rxctrl-strap-quirk;
> -		/* reset-gpios = <&tca6416_u97 6 GPIO_ACTIVE_LOW>; */
> +	mdio: mdio {
> +		phyc: ethernet-phy@c {
> +			#phy-cells = <0x1>;
> +			compatible = "ethernet-phy-id2000.a231";
> +			reg = <0xc>;
> +			ti,rx-internal-delay = <0x8>;
> +			ti,tx-internal-delay = <0xa>;
> +			ti,fifo-depth = <0x1>;
> +			ti,dp83867-rxctrl-strap-quirk;
> +			reset-gpios = <&tca6416_u97 6 GPIO_ACTIVE_LOW>;
> +		};
> +		/* Cleanup from RevA */
> +		/delete-node/ ethernet-phy@21;
>  	};
> -	/* Cleanup from RevA */
> -	/delete-node/ ethernet-phy@21;
>  };
>  
>  /* Fix collision with u61 */
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts
> index 485585c491f4..11c1eaef9f53 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts
> @@ -2,7 +2,8 @@
>  /*
>   * dts file for Xilinx ZynqMP ZCU104
>   *
> - * (C) Copyright 2017 - 2021, Xilinx, Inc.
> + * (C) Copyright 2017 - 2022, Xilinx, Inc.
> + * (C) Copyright 2022 - 2023, Advanced Micro Devices, Inc.
>   *
>   * Michal Simek <michal.simek@xilinx.com>
>   */
> @@ -109,12 +110,19 @@ &gem3 {
>  	phy-mode = "rgmii-id";
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_gem3_default>;
> -	phy0: ethernet-phy@c {
> -		reg = <0xc>;
> -		ti,rx-internal-delay = <0x8>;
> -		ti,tx-internal-delay = <0xa>;
> -		ti,fifo-depth = <0x1>;
> -		ti,dp83867-rxctrl-strap-quirk;
> +	mdio: mdio {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		phy0: ethernet-phy@c {
> +			#phy-cells = <1>;
> +			compatible = "ethernet-phy-id2000.a231";
> +			reg = <0xc>;
> +			ti,rx-internal-delay = <0x8>;
> +			ti,tx-internal-delay = <0xa>;
> +			ti,fifo-depth = <0x1>;
> +			ti,dp83867-rxctrl-strap-quirk;
> +			reset-gpios = <&tca6416_u97 6 GPIO_ACTIVE_LOW>;
> +		};
>  	};
>  };
>  
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts
> index 44ec9edd2452..c06c138fa3e5 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts
> @@ -2,7 +2,8 @@
>  /*
>   * dts file for Xilinx ZynqMP ZCU104
>   *
> - * (C) Copyright 2017 - 2021, Xilinx, Inc.
> + * (C) Copyright 2017 - 2022, Xilinx, Inc.
> + * (C) Copyright 2022 - 2023, Advanced Micro Devices, Inc.
>   *
>   * Michal Simek <michal.simek@xilinx.com>
>   */
> @@ -114,12 +115,19 @@ &gem3 {
>  	phy-mode = "rgmii-id";
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_gem3_default>;
> -	phy0: ethernet-phy@c {
> -		reg = <0xc>;
> -		ti,rx-internal-delay = <0x8>;
> -		ti,tx-internal-delay = <0xa>;
> -		ti,fifo-depth = <0x1>;
> -		ti,dp83867-rxctrl-strap-quirk;
> +	mdio: mdio {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		phy0: ethernet-phy@c {
> +			#phy-cells = <1>;
> +			compatible = "ethernet-phy-id2000.a231";
> +			reg = <0xc>;
> +			ti,rx-internal-delay = <0x8>;
> +			ti,tx-internal-delay = <0xa>;
> +			ti,fifo-depth = <0x1>;
> +			ti,dp83867-rxctrl-strap-quirk;
> +			reset-gpios = <&tca6416_u97 6 GPIO_ACTIVE_LOW>;
> +		};
>  	};
>  };
>  
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts
> index 09773b7200f8..52cdec33f190 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts
> @@ -2,7 +2,8 @@
>  /*
>   * dts file for Xilinx ZynqMP ZCU106
>   *
> - * (C) Copyright 2016 - 2021, Xilinx, Inc.
> + * (C) Copyright 2016 - 2022, Xilinx, Inc.
> + * (C) Copyright 2022 - 2023, Advanced Micro Devices, Inc.
>   *
>   * Michal Simek <michal.simek@xilinx.com>
>   */
> @@ -212,12 +213,19 @@ &gem3 {
>  	phy-mode = "rgmii-id";
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_gem3_default>;
> -	phy0: ethernet-phy@c {
> -		reg = <0xc>;
> -		ti,rx-internal-delay = <0x8>;
> -		ti,tx-internal-delay = <0xa>;
> -		ti,fifo-depth = <0x1>;
> -		ti,dp83867-rxctrl-strap-quirk;
> +	mdio: mdio {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		phy0: ethernet-phy@c {
> +			#phy-cells = <1>;
> +			reg = <0xc>;
> +			compatible = "ethernet-phy-id2000.a231";
> +			ti,rx-internal-delay = <0x8>;
> +			ti,tx-internal-delay = <0xa>;
> +			ti,fifo-depth = <0x1>;
> +			ti,dp83867-rxctrl-strap-quirk;
> +			reset-gpios = <&tca6416_u97 6 GPIO_ACTIVE_LOW>;
> +		};
>  	};
>  };
>  
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts
> index e0305dcbb010..699cc9ce7898 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts
> @@ -2,7 +2,8 @@
>  /*
>   * dts file for Xilinx ZynqMP ZCU111
>   *
> - * (C) Copyright 2017 - 2021, Xilinx, Inc.
> + * (C) Copyright 2017 - 2022, Xilinx, Inc.
> + * (C) Copyright 2022 - 2023, Advanced Micro Devices, Inc.
>   *
>   * Michal Simek <michal.simek@xilinx.com>
>   */
> @@ -172,12 +173,19 @@ &gem3 {
>  	phy-mode = "rgmii-id";
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_gem3_default>;
> -	phy0: ethernet-phy@c {
> -		reg = <0xc>;
> -		ti,rx-internal-delay = <0x8>;
> -		ti,tx-internal-delay = <0xa>;
> -		ti,fifo-depth = <0x1>;
> -		ti,dp83867-rxctrl-strap-quirk;
> +	mdio: mdio {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		phy0: ethernet-phy@c {
> +			#phy-cells = <1>;
> +			compatible = "ethernet-phy-id2000.a231";
> +			reg = <0xc>;
> +			ti,rx-internal-delay = <0x8>;
> +			ti,tx-internal-delay = <0xa>;
> +			ti,fifo-depth = <0x1>;
> +			ti,dp83867-rxctrl-strap-quirk;
> +			reset-gpios = <&tca6416_u22 6 GPIO_ACTIVE_LOW>;
> +		};
>  	};
>  };
>  

-- 
Regards,

Laurent Pinchart

  reply	other threads:[~2023-05-10  6:53 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-02 13:35 [PATCH 00/23] arm64: zynqmp: Misc zynqmp changes Michal Simek
2023-05-02 13:35 ` [PATCH 01/23] arm64: zynqmp: Describe TI phy as ethernet-phy-id Michal Simek
2023-05-10  6:52   ` Laurent Pinchart [this message]
2023-05-10  7:11     ` Michal Simek
2023-05-02 13:35 ` [PATCH 02/23] arm64: zynqmp: Fix usb node drive strength and slew rate Michal Simek
2023-05-10  6:54   ` Laurent Pinchart
2023-05-16 13:30     ` Michal Simek
2023-05-02 13:35 ` [PATCH 03/23] arm64: zynqmp: Set qspi tx-buswidth to 4 Michal Simek
2023-05-10  6:56   ` Laurent Pinchart
2023-05-02 13:35 ` [PATCH 04/23] arm64: zynqmp: Fix usb reset over bootmode pins on zcu100 Michal Simek
2023-05-16 11:05   ` Michal Simek
2023-05-02 13:35 ` [PATCH 05/23] arm64: zynqmp: Add L2 cache nodes Michal Simek
2023-05-10  6:57   ` Laurent Pinchart
2023-05-10  7:15     ` Michal Simek
2023-05-10 11:34       ` Laurent Pinchart
2023-05-02 13:35 ` [PATCH 06/23] arm64: zynqmp: Sync node name address with reg (mailbox) Michal Simek
2023-05-10  6:58   ` Laurent Pinchart
2023-05-16 10:57     ` Michal Simek
2023-05-02 13:35 ` [PATCH 07/23] arm64: zynqmp: Add pmu interrupt-affinity Michal Simek
2023-05-10  7:00   ` Laurent Pinchart
2023-05-16 11:05   ` Michal Simek
2023-05-16 12:49     ` Michal Simek
2023-05-02 13:35 ` [PATCH 08/23] arm64: zynqmp: Add resets property to sdhci nodes Michal Simek
2023-05-10  7:02   ` Laurent Pinchart
2023-05-16 10:56     ` Michal Simek
2023-05-02 13:35 ` [PATCH 09/23] arm64: zynqmp: Add dmas, dp, rtc, watchdogs and opp nodes for SOM Michal Simek
2023-05-16 11:06   ` Michal Simek
2023-05-02 13:35 ` [PATCH 10/23] arm64: zynqmp: Add linux,code for gpio button Michal Simek
2023-05-16 11:07   ` Michal Simek
2023-05-02 13:35 ` [PATCH 11/23] arm64: zynqmp: Use assigned-clock-rates for setting up SD clock in SOM Michal Simek
2023-05-16 11:07   ` Michal Simek
2023-05-02 13:35 ` [PATCH 12/23] arm64: zynqmp: Add mtd partition for secure OS storage area Michal Simek
2023-05-16 11:07   ` Michal Simek
2023-05-02 13:35 ` [PATCH 13/23] arm64: zynqmp: Used fixed-partitions for QSPI in k26 Michal Simek
2023-05-02 13:35 ` [PATCH 14/23] arm64: zynqmp: Add gpio labels for modepin gpio Michal Simek
2023-05-16 11:08   ` Michal Simek
2023-05-02 13:35 ` [PATCH 15/23] arm64: zynqmp: Add pinctrl emmc description to SM-K26 Michal Simek
2023-05-16 11:08   ` Michal Simek
2023-05-02 13:35 ` [PATCH 16/23] arm64: zynqmp: Disable USB3.0 for zc1751-xm016-dc2 Michal Simek
2023-05-16 11:08   ` Michal Simek
2023-05-02 13:35 ` [PATCH 17/23] arm64: zynqmp: Switch to ethernet-phy-id in kv260 Michal Simek
2023-05-16 11:09   ` Michal Simek
2023-05-02 13:35 ` [PATCH 18/23] arm64: zynqmp: Setup clock for DP and DPDMA Michal Simek
2023-05-16 11:09   ` Michal Simek
2023-05-02 13:35 ` [PATCH 19/23] arm64: zynqmp: Enable DP driver for SOMs Michal Simek
2023-05-16 11:09   ` Michal Simek
2023-05-02 13:35 ` [PATCH 20/23] arm64: zynqmp: Rename ams_ps/pl node names Michal Simek
2023-05-10  8:32   ` Laurent Pinchart
2023-05-16 10:56     ` Michal Simek
2023-05-02 13:35 ` [PATCH 21/23] arm64: zynqmp: Enable AMS on SOM and other zcu10x boards Michal Simek
2023-05-16 11:10   ` Michal Simek
2023-05-02 13:35 ` [PATCH 22/23] arm64: zynqmp: Describe bus-width for SD card on KV260 Michal Simek
2023-05-16 11:10   ` Michal Simek
2023-05-02 13:35 ` [PATCH 23/23] arm64: zynqmp: Add phase tags marking Michal Simek
2023-05-16 11:10   ` Michal Simek
2023-05-16 11:11 ` [PATCH 00/23] arm64: zynqmp: Misc zynqmp changes Michal Simek

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20230510065253.GA11711@pendragon.ideasonboard.com \
    --to=laurent.pinchart@ideasonboard.com \
    --cc=amit.kumar-mahapatra@xilinx.com \
    --cc=ashok.reddy.soma@xilinx.com \
    --cc=devicetree@vger.kernel.org \
    --cc=git@xilinx.com \
    --cc=krzysztof.kozlowski+dt@linaro.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=michal.simek@amd.com \
    --cc=michal.simek@xilinx.com \
    --cc=monstr@monstr.eu \
    --cc=parth.gajjar@amd.com \
    --cc=robh+dt@kernel.org \
    --cc=vishal.sagar@amd.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).