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SubjectRe: [PATCH 4/7] arm64: dts: imx8m: configure FEC PHY VDDIO voltage
On Tue, Nov 23, 2021 at 04:05:03PM +0800, Joakim Zhang wrote:
> As commit 2f664823a470 ("net: phy: at803x: add device tree binding")
> described, configure FEC PHY VDDIO voltage according to board design.
>
> Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
> ---
> arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi | 6 ++++++
> arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi | 6 ++++++
> arch/arm64/boot/dts/freescale/imx8mq-evk.dts | 4 ++++
> 3 files changed, 16 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi
> index 50b3bbb662d5..3bac87b7e142 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi
> @@ -117,6 +117,12 @@
> reset-gpios = <&gpio4 22 GPIO_ACTIVE_LOW>;
> reset-assert-us = <10000>;
> qca,disable-smarteee;
> + vddio-supply = <&vddio>;
> +
> + vddio: vddio-regulator {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + };
> };
> };
> };
> diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
> index 342f57e8cf61..c3f15192b76c 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
> @@ -100,6 +100,12 @@
> reset-gpios = <&gpio4 22 GPIO_ACTIVE_LOW>;
> reset-assert-us = <10000>;
> qca,disable-smarteee;
> + vddio-supply = <&vddio>;
> +
> + vddio: vddio-regulator {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + };
> };
> };
> };
> diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
> index a9e33548a2f3..c96d23fe3010 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
> +++ b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
> @@ -170,6 +170,10 @@
> reset-gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
> reset-assert-us = <10000>;
> qca,disable-smarteee;
> + vddio-supply = <&vddh>;
> +
> + vddh: vddh-regulator {
> + };

Why does this need to be different from the one on imx8mm-evk and
imx8mn-evk?

Shawn

> };
> };
> };
> --
> 2.17.1
>

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