Hi Mark,
Thank you for your comments.
On Fri, 29 Jun 2018 12:03:41 +0100 <broonie@xxxxxxxxxx> wrote:
> On Fri, Jun 29, 2018 at 05:22:13PM +0900, Kunihiko Hayashi wrote:
>
> > +++ b/drivers/regulator/uniphier-regulator.c
> > @@ -0,0 +1,251 @@
> > +// SPDX-License-Identifier: GPL-2.0
> > +/*
> > + * Regulator controller driver for UniPhier SoC
> > + * Copyright 2018 Socionext Inc.
> > + * Author: Kunihiko Hayashi <hayashi.kunihiko@xxxxxxxxxxxxx>
> > + */
>
> Please make the entire header a C++ comment so that it looks intentional
> rather than mixing C and C++ like this.
Okay, I'll rewrite it as a C++ comment.
>
> > +static int uniphier_regulator_enable(struct regulator_dev *rdev)
> > +{
> > + struct uniphier_regulator_priv *priv = rdev_get_drvdata(rdev);
> > + u32 val;
> > +
> > + val = readl_relaxed(priv->base + rdev->desc->enable_reg);
> > + val &= ~rdev->desc->enable_mask;
> > + val |= rdev->desc->enable_val;
> > + writel_relaxed(val, priv->base + rdev->desc->enable_reg);
> > +
> > + return 0;
> > +}
>
> Could you use a MMIO regmap for this driver? All the operations look
> like they're just straight up operations of the sort the standard
> helpers support them and it means the driver will be able to take
> advantage of any improvements the core makes for free.
Indeed. In this case, I can use a MMIO regmap and it's reasonable and
simply to use it.
> Otherwise this looks great, and the above two issues can be fixed as
> followup patches so I'll apply.
And more, as with uniphier_usb3_reset [1], I can reuse soc_data and
use clk_bulk in it. If it's no problem, I'll rewrite like that next.
[1] https://lkml.org/lkml/2018/6/29/183
Thank you,
---
Best Regards,
Kunihiko Hayashi
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