Re: [PATCH v10 2/2] phy: Add driver for mixel mipi dphy found on NXP's i.MX8 SoCs

From: Sam Ravnborg
Date: Tue May 07 2019 - 14:13:33 EST


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@xxxxxxxxxxxx>

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 â %d/%d\n",
^

There was another of the symbols my terminal cannot show.