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Date:   Tue, 7 May 2019 20:12:23 +0200
From:   Sam Ravnborg <sam@ravnborg.org>
To:     Guido =?iso-8859-1?Q?G=FCnther?= <agx@sigxcpu.org>
Cc:     Kishon Vijay Abraham I <kishon@ti.com>,
        Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Shawn Guo <shawnguo@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Pengutronix Kernel Team <kernel@pengutronix.de>,
        Fabio Estevam <festevam@gmail.com>,
        NXP Linux Team <linux-imx@nxp.com>,
        Thierry Reding <treding@nvidia.com>,
        Andreas =?iso-8859-1?Q?F=E4rber?= <afaerber@suse.de>,
        Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
        Heiko Stuebner <heiko@sntech.de>,
        Johan Hovold <johan@kernel.org>,
        Lucas Stach <l.stach@pengutronix.de>,
        Abel Vesa <abel.vesa@nxp.com>, Li Jun <jun.li@nxp.com>,
        linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org,
        dri-devel@lists.freedesktop.org,
        Robert Chiras <robert.chiras@nxp.com>,
        Maxime Ripard <maxime.ripard@bootlin.com>
Subject: Re: [PATCH v10 2/2] phy: Add driver for mixel mipi dphy found on
 NXP's i.MX8 SoCs
Message-ID: <20190507181223.GC15122@ravnborg.org>
References: <cover.1557215047.git.agx@sigxcpu.org>
 <299e28042e0a24c0cde593873bdfb15e18187a92.1557215047.git.agx@sigxcpu.org>
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Hi Guido.

Looks good now, stumbled upon a few details I missed in last round.
With these considered / fixed you can add my
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>

	Sam

> +#define CM(x)	(				\
> +		((x) <	32)?0xe0|((x)-16) :	\
> +		((x) <	64)?0xc0|((x)-32) :	\
> +		((x) < 128)?0x80|((x)-64) :	\
> +		((x) - 128))
> +#define CN(x)	(((x) == 1)?0x1f : (((CN_BUF)>>((x)-1))&0x1f))
> +#define CO(x)	((CO_BUF)>>(8-(x))&0x3)

A few spaces around the operators may help readability a little.

> +static int phy_write(struct phy *phy, u32 value, unsigned int reg)
> +{
> +	struct mixel_dphy_priv *priv = phy_get_drvdata(phy);
> +	int ret;
> +
> +	ret = regmap_write(priv->regmap, reg, value);
> +	if (ret < 0)
> +		dev_err(&phy->dev, "Failed to write DPHY reg %d: %d", reg, ret);

I have recently learned that one has to remember trailign "\n"- please
add.
Check all other dev_xxx as I noticed the newline is missing in a few
more places.

> +
> +	dev_dbg(&phy->dev, "hs_clk/ref_clk=%ld/%ld ⩰ %d/%d\n",
                                                   ^

There was another of the symbols my terminal cannot show.