linux-kernel - Re: [PATCH v9 2/6] arm: dts: mt2701: Add usb2 device nodes

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Date:   Sat, 16 May 2020 19:31:11 +0200
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     min.guo@...iatek.com, Bin Liu <b-liu@...com>,
        Rob Herring <robh+dt@...nel.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Mark Rutland <mark.rutland@....com>,
        Alan Stern <stern@...land.harvard.edu>,
        chunfeng.yun@...iatek.com, linux-usb@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, tony@...mide.com,
        hdegoede@...hat.com
Subject: Re: [PATCH v9 2/6] arm: dts: mt2701: Add usb2 device nodes



On 11/12/2019 02:54, min.guo@...iatek.com wrote:
> From: Min Guo <min.guo@...iatek.com>
> 
> Add musb nodes and usb2 phy nodes for MT2701
> 
> Signed-off-by: Min Guo <min.guo@...iatek.com>

Applied now to v5.7-next/dts32

Sorry for the long delay!

> ---
> changes in v9:
> 1. Add usb-role-switch
> 2. Remove label of usb connector child node
> 3. Change usb connector child node compatible as "gpio-usb-b-connector", "usb-b-connector";
> 
> changes in v8:
> 1. no changes
> 
> changes in v7:
> 1. Change usb connector child node compatible as "gpio-usb-b-connector" 
> 
> changes in v6:
> 1. Modify usb connector child node
> 
> changes in v5:
> 1. Add usb connector child node
> 
> changes in v4:
> 1. no changes
> 
> changes in v3:
> 1. no changes
> 
> changes in v2:
> 1. Remove phy-names
> ---
>  arch/arm/boot/dts/mt2701-evb.dts | 21 ++++++++++++++++++++
>  arch/arm/boot/dts/mt2701.dtsi    | 33 ++++++++++++++++++++++++++++++++
>  2 files changed, 54 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/mt2701-evb.dts b/arch/arm/boot/dts/mt2701-evb.dts
> index be0edb3dae6c..844ed3f971fe 100644
> --- a/arch/arm/boot/dts/mt2701-evb.dts
> +++ b/arch/arm/boot/dts/mt2701-evb.dts
> @@ -6,6 +6,7 @@
>   */
>  
>  /dts-v1/;
> +#include <dt-bindings/gpio/gpio.h>
>  #include "mt2701.dtsi"
>  
>  / {
> @@ -60,6 +61,15 @@ backlight_lcd: backlight_lcd {
>  		>;
>  		default-brightness-level = <9>;
>  	};
> +
> +	usb_vbus: regulator@0 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "usb_vbus";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		gpio = <&pio 45 GPIO_ACTIVE_HIGH>;
> +		enable-active-high;
> +	};
>  };
>  
>  &auxadc {
> @@ -229,3 +239,14 @@ pins1 {
>  &uart0 {
>  	status = "okay";
>  };
> +
> +&usb2 {
> +	status = "okay";
> +	usb-role-switch;
> +	connector{
> +		compatible = "gpio-usb-b-connector", "usb-b-connector";
> +		type = "micro";
> +		id-gpios = <&pio 44 GPIO_ACTIVE_HIGH>;
> +		vbus-supply = <&usb_vbus>;
> +	};
> +};
> diff --git a/arch/arm/boot/dts/mt2701.dtsi b/arch/arm/boot/dts/mt2701.dtsi
> index 180377e56ef4..a6b1434e83fb 100644
> --- a/arch/arm/boot/dts/mt2701.dtsi
> +++ b/arch/arm/boot/dts/mt2701.dtsi
> @@ -670,6 +670,39 @@ u3port1: usb-phy@...44900 {
>  		};
>  	};
>  
> +	usb2: usb@...00000 {
> +		compatible = "mediatek,mt2701-musb",
> +			     "mediatek,mtk-musb";
> +		reg = <0 0x11200000 0 0x1000>;
> +		interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
> +		interrupt-names = "mc";
> +		phys = <&u2port2 PHY_TYPE_USB2>;
> +		dr_mode = "otg";
> +		clocks = <&pericfg CLK_PERI_USB0>,
> +			 <&pericfg CLK_PERI_USB0_MCU>,
> +			 <&pericfg CLK_PERI_USB_SLV>;
> +		clock-names = "main","mcu","univpll";
> +		power-domains = <&scpsys MT2701_POWER_DOMAIN_IFR_MSC>;
> +		status = "disabled";
> +	};
> +
> +	u2phy0: usb-phy@...10000 {
> +		compatible = "mediatek,generic-tphy-v1";
> +		reg = <0 0x11210000 0 0x0800>;
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		ranges;
> +		status = "okay";
> +
> +		u2port2: usb-phy@...c4800 {
> +			reg = <0 0x11210800 0 0x0100>;
> +			clocks = <&topckgen CLK_TOP_USB_PHY48M>;
> +			clock-names = "ref";
> +			#phy-cells = <1>;
> +			status = "okay";
> +		};
> +	};
> +
>  	ethsys: syscon@...00000 {
>  		compatible = "mediatek,mt2701-ethsys", "syscon";
>  		reg = <0 0x1b000000 0 0x1000>;
>