From: Shawn Guo <shawnguo@kernel.org>
To: Sebastian Reichel <sebastian.reichel@collabora.com>
Cc: Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
NXP Linux Team <linux-imx@nxp.com>,
Rob Herring <robh+dt@kernel.org>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, kernel@collabora.com
Subject: Re: [PATCHv1 2/4] ARM: dts: imx: ba16: improve PHY information
Date: Mon, 8 Mar 2021 08:38:28 +0800 [thread overview]
Message-ID: <20210308003827.GL543@dragon> (raw)
In-Reply-To: <20210223183346.138575-3-sebastian.reichel@collabora.com>
On Tue, Feb 23, 2021 at 07:33:44PM +0100, Sebastian Reichel wrote:
> Add PHY voltage supply information fixing the following kernel message:
>
> 2188000.ethernet supply phy not found, using dummy regulator
>
> Also add PHY clock information to avoid depending on the bootloader
> programming correct values.
>
> The bootloader also sets some reserved registers in the PHY as
> advised by Qualcomm, which is not supported by the bindings/kernel
> driver, so the reset GPIO has not been added intentionally.
>
> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
> ---
> arch/arm/boot/dts/imx6q-ba16.dtsi | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/arch/arm/boot/dts/imx6q-ba16.dtsi b/arch/arm/boot/dts/imx6q-ba16.dtsi
> index 4793ef5171aa..a684d999e605 100644
> --- a/arch/arm/boot/dts/imx6q-ba16.dtsi
> +++ b/arch/arm/boot/dts/imx6q-ba16.dtsi
> @@ -177,6 +177,18 @@ &fec {
> pinctrl-0 = <&pinctrl_enet>;
> phy-mode = "rgmii-id";
> status = "okay";
> + phy-supply = <®_3p3v>;
> + phy-handle = <&phy0>;
Please keep 'status' at end.
Shawn
> +
> + mdio {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + phy0: ethernet-phy@4 {
> + reg = <4>;
> + qca,clk-out-frequency = <125000000>;
> + };
> + };
> };
>
> &hdmi {
> --
> 2.30.0
>
next prev parent reply other threads:[~2021-03-08 0:39 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-23 18:33 [PATCHv1 0/4] Bx50v3 DT improvements Sebastian Reichel
2021-02-23 18:33 ` [PATCHv1 1/4] ARM: dts: imx: ba16: add USB OTG VBUS enable GPIO Sebastian Reichel
2021-03-08 0:35 ` Shawn Guo
2021-02-23 18:33 ` [PATCHv1 2/4] ARM: dts: imx: ba16: improve PHY information Sebastian Reichel
2021-03-08 0:38 ` Shawn Guo [this message]
2021-02-23 18:33 ` [PATCHv1 3/4] ARM: dts: imx: bx50v3: i2c GPIOs are open drain Sebastian Reichel
2021-02-23 18:33 ` [PATCHv1 4/4] ARM: dts: imx: bx50v3: Define GPIO line names Sebastian Reichel
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