linux-kernel - Re: [PATCH 01/12] ARM: dts: imx7d: cl-som-imx7 imx7d-sbc-imx7: move USB

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Date:   Fri, 13 Sep 2019 11:31:46 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     André Draszik <git@...red.net>
Cc:     linux-kernel@...r.kernel.org, Ilya Ledvich <ilya@...pulab.co.il>,
        Igor Grinberg <grinberg@...pulab.co.il>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 01/12] ARM: dts: imx7d: cl-som-imx7 imx7d-sbc-imx7: move
 USB

On Mon, Aug 26, 2019 at 04:37:49PM +0100, André Draszik wrote:
> Whether and which USB port is enabled and how they
> are powered is a function of the carrier board, not
> of the SoM. Different carrier boards can have different
> ports enabled / wired up, and power them differently;
> so this should really move into the respective DTS.
> 
> Do so and update the USB power supply to reflect
> the actual situation on the sbc-imx7 carrier board.
> 
> Signed-off-by: André Draszik <git@...red.net>
> Cc: Ilya Ledvich <ilya@...pulab.co.il>
> Cc: Igor Grinberg <grinberg@...pulab.co.il>

Ilya, Igor, can you have a look at the series?

Shawn

> Cc: Rob Herring <robh+dt@...nel.org>
> Cc: Mark Rutland <mark.rutland@....com>
> Cc: Shawn Guo <shawnguo@...nel.org>
> Cc: Sascha Hauer <s.hauer@...gutronix.de>
> Cc: Pengutronix Kernel Team <kernel@...gutronix.de>
> Cc: Fabio Estevam <festevam@...il.com>
> Cc: NXP Linux Team <linux-imx@....com>
> Cc: devicetree@...r.kernel.org
> Cc: linux-arm-kernel@...ts.infradead.org
> ---
>  arch/arm/boot/dts/imx7d-cl-som-imx7.dts | 24 ------------------------
>  arch/arm/boot/dts/imx7d-sbc-imx7.dts    | 13 +++++++++++++
>  2 files changed, 13 insertions(+), 24 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/imx7d-cl-som-imx7.dts b/arch/arm/boot/dts/imx7d-cl-som-imx7.dts
> index 62d5e9a4a781..6f7e85cf0c28 100644
> --- a/arch/arm/boot/dts/imx7d-cl-som-imx7.dts
> +++ b/arch/arm/boot/dts/imx7d-cl-som-imx7.dts
> @@ -22,15 +22,6 @@
>  		device_type = "memory";
>  		reg = <0x80000000 0x10000000>; /* 256 MB - minimal configuration */
>  	};
> -
> -	reg_usb_otg1_vbus: regulator-vbus {
> -		compatible = "regulator-fixed";
> -		regulator-name = "usb_otg1_vbus";
> -		regulator-min-microvolt = <5000000>;
> -		regulator-max-microvolt = <5000000>;
> -		gpio = <&gpio1 5 GPIO_ACTIVE_HIGH>;
> -		enable-active-high;
> -	};
>  };
>  
>  &cpu0 {
> @@ -193,13 +184,6 @@
>  	status = "okay";
>  };
>  
> -&usbotg1 {
> -	pinctrl-names = "default";
> -	pinctrl-0 = <&pinctrl_usbotg1>;
> -	vbus-supply = <&reg_usb_otg1_vbus>;
> -	status = "okay";
> -};
> -
>  &usdhc3 {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_usdhc3>;
> @@ -278,11 +262,3 @@
>  		>;
>  	};
>  };
> -
> -&iomuxc_lpsr {
> -	pinctrl_usbotg1: usbotg1grp {
> -		fsl,pins = <
> -			MX7D_PAD_LPSR_GPIO1_IO05__GPIO1_IO5	0x14 /* OTG PWREN */
> -		>;
> -	};
> -};
> diff --git a/arch/arm/boot/dts/imx7d-sbc-imx7.dts b/arch/arm/boot/dts/imx7d-sbc-imx7.dts
> index f8a868552707..aab646903de3 100644
> --- a/arch/arm/boot/dts/imx7d-sbc-imx7.dts
> +++ b/arch/arm/boot/dts/imx7d-sbc-imx7.dts
> @@ -15,6 +15,14 @@
>  / {
>  	model = "CompuLab SBC-iMX7";
>  	compatible = "compulab,sbc-imx7", "compulab,cl-som-imx7", "fsl,imx7d";
> +
> +	reg_usb_vbus: regulator-usb-vbus {
> +		compatible = "regulator-fixed";
> +		regulator-name = "usb_vbus";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		regulator-always-on;
> +	};
>  };
>  
>  &usdhc1 {
> @@ -26,6 +34,11 @@
>  	status = "okay";
>  };
>  
> +&&usbotg1 {
> +	vbus-supply = <&reg_usb_vbus>;
> +	status = "okay";
> +};
> +
>  &iomuxc {
>  	pinctrl_usdhc1: usdhc1grp {
>  		fsl,pins = <
> -- 
> 2.23.0.rc1
>