linux-kernel - Re: [PATCH] phy: da8xx-usb: new driver for DA8xx SoC USB PHY

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Date:	Sat, 26 Mar 2016 17:10:35 +0300
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	David Lechner <david@...hnology.com>
Cc:	petr@...ix.com, David.Laight@...LAB.COM,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Russell King <linux@....linux.org.uk>,
	Sekhar Nori <nsekhar@...com>,
	Kevin Hilman <khilman@...nel.org>,
	Kishon Vijay Abraham I <kishon@...com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Alan Stern <stern@...land.harvard.edu>, Bin Liu <b-liu@...com>,
	Lee Jones <lee.jones@...aro.org>, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-usb@...r.kernel.org
Subject: Re: [PATCH] phy: da8xx-usb: new driver for DA8xx SoC USB PHY

Hello.

On 3/25/2016 4:57 AM, David Lechner wrote:

> This is a new phy driver for the SoC USB controllers on the TI DA8xx
> family of microcontrollers. The USB 1.1 PHY is just a simple on/off.
> The USB 2.0 PHY also allows overriding the VBUS and ID pins.
>
> Signed-off-by: David Lechner <david@...hnology.com>
[...]

    Just some nit-picking.

> diff --git a/drivers/phy/phy-da8xx-usb.c b/drivers/phy/phy-da8xx-usb.c
> new file mode 100644
> index 0000000..ecfd607
> --- /dev/null
> +++ b/drivers/phy/phy-da8xx-usb.c
> @@ -0,0 +1,249 @@
[...]
> +static int da8xx_usbphy_probe(struct platform_device *pdev)
[...]
> +	if (node) {
> +		d_phy->phy_provider = devm_of_phy_provider_register(dev,
> +							da8xx_usbphy_of_xlate);
> +		if (IS_ERR(d_phy->phy_provider)) {
> +			dev_err(dev, "Failed to create phy provider.\n");
> +			return PTR_ERR(d_phy->phy_provider);
> +		}
> +	} else {
> +		int ret;
> +
> +		ret = phy_create_lookup(d_phy->usb11_phy, "usbphy", "ohci.0");
> +		if (ret)
> +			dev_warn(dev, "Failed to create usb11 phy lookup .\n");

    Space before period? I'd omit the periods altogether...

> +		ret = phy_create_lookup(d_phy->usb20_phy, "usbphy", "musb-da8xx");
> +		if (ret)
> +			dev_warn(dev, "Failed to create usb20 phy lookup .\n");

     Likewise.

[...]

MBR, Sergei