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SubjectRe: [PATCH v2] arm64: dts: ti: k3-{am62p,j722s}: Disable ethernet by default
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On 4/3/24 5:15 AM, Michael Walle wrote:
> Device tree best practice is to disable any external interface in the
> dtsi and just enable them if needed in the device tree. Thus, disable
> the ethernet switch and its ports by default and just enable the ones
> used by the EVMs in their device trees.
>
> There is no functional change.
>
> Signed-off-by: Michael Walle <mwalle@kernel.org>
> ---

Acked-by: Andrew Davis <afd@ti.com>

> v2:
> - move the status propert into k3-am62p5-main.dtsi, thus also update
> the k3-am62p5-sk.dts
> - put "status" last
> ---
> arch/arm64/boot/dts/ti/k3-am62p-main.dtsi | 3 +++
> arch/arm64/boot/dts/ti/k3-am62p5-sk.dts | 3 +++
> arch/arm64/boot/dts/ti/k3-j722s-evm.dts | 5 +----
> 3 files changed, 7 insertions(+), 4 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi
> index 7337a9e13535..88bc64111234 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi
> @@ -673,6 +673,7 @@ cpsw3g: ethernet@8000000 {
> assigned-clock-parents = <&k3_clks 13 11>;
> clock-names = "fck";
> power-domains = <&k3_pds 13 TI_SCI_PD_EXCLUSIVE>;
> + status = "disabled";
>
> dmas = <&main_pktdma 0xc600 15>,
> <&main_pktdma 0xc601 15>,
> @@ -696,6 +697,7 @@ cpsw_port1: port@1 {
> label = "port1";
> phys = <&phy_gmii_sel 1>;
> mac-address = [00 00 00 00 00 00];
> + status = "disabled";
> };
>
> cpsw_port2: port@2 {
> @@ -704,6 +706,7 @@ cpsw_port2: port@2 {
> label = "port2";
> phys = <&phy_gmii_sel 2>;
> mac-address = [00 00 00 00 00 00];
> + status = "disabled";
> };
> };
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts
> index 6694087b3665..6a9c99c5fb2a 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts
> +++ b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts
> @@ -431,16 +431,19 @@ &cpsw3g {
> pinctrl-names = "default";
> pinctrl-0 = <&main_rgmii1_pins_default>,
> <&main_rgmii2_pins_default>;
> + status = "okay";
> };
>
> &cpsw_port1 {
> phy-mode = "rgmii-rxid";
> phy-handle = <&cpsw3g_phy0>;
> + status = "okay";
> };
>
> &cpsw_port2 {
> phy-mode = "rgmii-rxid";
> phy-handle = <&cpsw3g_phy1>;
> + status = "okay";
> };
>
> &cpsw3g_mdio {
> diff --git a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
> index 6b148da2bcdc..8a38e5ae7d4f 100644
> --- a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
> +++ b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
> @@ -226,10 +226,7 @@ cpsw3g_phy0: ethernet-phy@0 {
> &cpsw_port1 {
> phy-mode = "rgmii-rxid";
> phy-handle = <&cpsw3g_phy0>;
> -};
> -
> -&cpsw_port2 {
> - status = "disabled";
> + status = "okay";
> };
>
> &main_gpio1 {

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