Re: [PATCH v2 1/6] arm64: dts: rockchip: enable USB 2.0 on NanoPC-T6 LTS

["Heiko Stübner" <heiko@sntech.de>]

Am Mittwoch, 21. August 2024, 10:25:30 CEST schrieb Marcin Juszkiewicz:
> FriendlyELEC introduced new version of NanoPC-T6 SBC.

If this change is specific to the new "LTS" board variant, why is it in
the main board dts now?

I.e. with this change you enable it on _all_ NanoPC-T6 boards, even the
ones without those components?


Heiko


> MiniPCIe slot got removed and USB 2.0 configuration has changed.
> There are two external accessible ports and two ports on internal
> header.
> 
> There is on-board USB hub which provides:
> - one external connector (bottom one)
> - two internal ports on pin header
> - m.2 E port
> 
> Top USB 2.0 connector comes directly from SoC.
> 
> Signed-off-by: Marcin Juszkiewicz <marcin.juszkiewicz@linaro.org>
> ---
>  arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dts | 35 +++++++++++++++++++++++
>  1 file changed, 35 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dts b/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dts
> index ad8e36a339dc..bf2c4427ad74 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dts
> +++ b/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dts
> @@ -182,6 +182,20 @@ vdd_4g_3v3: vdd-4g-3v3-regulator {
>  		regulator-max-microvolt = <3300000>;
>  		vin-supply = <&vcc5v0_sys>;
>  	};
> +
> +	vcc5v0_usb20_host: vcc5v0-usb20-host-regulator {
> +		compatible = "regulator-fixed";
> +		enable-active-high;
> +		gpio = <&gpio1 RK_PA4 GPIO_ACTIVE_HIGH>;
> +		pinctrl-0 = <&usb20_host_pwren>;
> +		pinctrl-names = "default";
> +		regulator-always-on;
> +		regulator-boot-on;
> +		regulator-max-microvolt = <5000000>;
> +		regulator-min-microvolt = <5000000>;
> +		regulator-name = "vcc5v0_usb20_host";
> +		vin-supply = <&vcc5v0_sys>;
> +	};
>  };
>  
>  &combphy0_ps {
> @@ -535,6 +549,10 @@ typec5v_pwren: typec5v-pwren {
>  			rockchip,pins = <1 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>;
>  		};
>  
> +		usb20_host_pwren: usb20-host-pwren {
> +			rockchip,pins = <1 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
> +		};
> +
>  		usbc0_int: usbc0-int {
>  			rockchip,pins = <0 RK_PD3 RK_FUNC_GPIO &pcfg_pull_up>;
>  		};
> @@ -911,6 +929,14 @@ &uart2 {
>  	status = "okay";
>  };
>  
> +&u2phy1 {
> +	status = "okay";
> +};
> +
> +&u2phy1_otg {
> +	status = "okay";
> +};
> +
>  &u2phy2_host {
>  	phy-supply = <&vdd_4g_3v3>;
>  	status = "okay";
> @@ -928,6 +954,10 @@ &u2phy3 {
>  	status = "okay";
>  };
>  
> +&usbdp_phy1 {
> +	status = "okay";
> +};
> +
>  &usb_host0_ehci {
>  	status = "okay";
>  };
> @@ -943,3 +973,8 @@ &usb_host1_ehci {
>  &usb_host1_ohci {
>  	status = "okay";
>  };
> +
> +&usb_host1_xhci {
> +	dr_mode = "host";
> +	status = "okay";
> +};
> 
> 





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