# RE: \[PATCH 3/9\] ARM: dts: renesas: Add compatible properties to KSZ9031 Ethernet PHYs

- From: Biju Das \<biju.das.jz@bp.renesas.com\>
- Date: 2021-09-23 11:41:27 
- List: linux-arm-kernel
- Page: https://ratatoskr.run/linux-arm-kernel/2021/09/8195263
- Thread: https://ratatoskr.run/linux-renesas-soc/2021/09/8194845/t.md

```text
Hi Geert,

Thanks for the patch. Tested the patch on iWave RZ/G1N board.

Tested-by: Biju Das <biju.das.jz@bp.renesas.com>

Regards,
Biju

> -----Original Message-----
> From: Geert Uytterhoeven <geert+renesas@glider.be>
> Sent: 09 September 2021 09:50
> To: Magnus Damm <magnus.damm@gmail.com>
> Cc: Biju Das <biju.das.jz@bp.renesas.com>; Adam Ford <redacted>;
> Florian Fainelli [ref]; Andrew Lunn [ref];
> Heiner Kallweit [ref]; Russell King
> [ref]; Grygorii Strashko [ref];
> linux-renesas-soc@vger.kernel.org; linux-arm-kernel@lists.infradead.org;
> netdev@vger.kernel.org; devicetree@vger.kernel.org; Geert Uytterhoeven
> [ref]
> Subject: [PATCH 3/9] ARM: dts: renesas: Add compatible properties to
> KSZ9031 Ethernet PHYs
> 
> Add compatible values to Ethernet PHY subnodes representing Micrel
> KSZ9031 PHYs on RZ/G1 boards. This allows software to identify the PHY
> model at any time, regardless of the state of the PHY reset line.
> 
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
> ---
> I could not verify the PHY revision number (least significant nibble of
> the ID), due to lack of hardware.
> ---
>  arch/arm/boot/dts/iwg20d-q7-common.dtsi     | 2 ++
>  arch/arm/boot/dts/r8a7742-iwg21d-q7.dts     | 2 ++
>  arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts | 2 ++
>  arch/arm/boot/dts/r8a77470-iwg23s-sbc.dts   | 2 ++
>  4 files changed, 8 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/iwg20d-q7-common.dtsi
> b/arch/arm/boot/dts/iwg20d-q7-common.dtsi
> index bc857676d19104a1..849034a49a3f98e2 100644
> --- a/arch/arm/boot/dts/iwg20d-q7-common.dtsi
> +++ b/arch/arm/boot/dts/iwg20d-q7-common.dtsi
> @@ -158,6 +158,8 @@ &avb {
>  	status = "okay";
> 
>  	phy3: ethernet-phy@3 {
> +		compatible = "ethernet-phy-id0022.1622",
> +			     "ethernet-phy-ieee802.3-c22";
>  		reg = <3>;
>  		micrel,led-mode = <1>;
>  	};
> diff --git a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
> b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
> index 94bf8a116b5242a9..a5a79cdbcd0ee09b 100644
> --- a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
> +++ b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
> @@ -175,6 +175,8 @@ &avb {
>  	status = "okay";
> 
>  	phy3: ethernet-phy@3 {
> +		compatible = "ethernet-phy-id0022.1622",
> +			     "ethernet-phy-ieee802.3-c22";
>  		reg = <3>;
>  		micrel,led-mode = <1>;
>  	};
> diff --git a/arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts
> b/arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts
> index 73bd62d8a929e5da..c105932f642ea517 100644
> --- a/arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts
> +++ b/arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts
> @@ -123,6 +123,8 @@ phy3: ethernet-phy@3 {
>  	 * On some older versions of the platform (before R4.0) the phy
> address
>  	 * may be 1 or 3. The address is fixed to 3 for R4.0 onwards.
>  	 */
> +		compatible = "ethernet-phy-id0022.1622",
> +			     "ethernet-phy-ieee802.3-c22";
>  		reg = <3>;
>  		micrel,led-mode = <1>;
>  	};
> diff --git a/arch/arm/boot/dts/r8a77470-iwg23s-sbc.dts
> b/arch/arm/boot/dts/r8a77470-iwg23s-sbc.dts
> index 8ac61b50aec03190..b024621c998103b2 100644
> --- a/arch/arm/boot/dts/r8a77470-iwg23s-sbc.dts
> +++ b/arch/arm/boot/dts/r8a77470-iwg23s-sbc.dts
> @@ -79,6 +79,8 @@ &avb {
>  	status = "okay";
> 
>  	phy3: ethernet-phy@3 {
> +		compatible = "ethernet-phy-id0022.1622",
> +			     "ethernet-phy-ieee802.3-c22";
>  		reg = <3>;
>  		interrupt-parent = <&gpio5>;
>  		interrupts = <16 IRQ_TYPE_LEVEL_LOW>;
> --
> 2.25.1


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