Re: [PATCH 3/4] clk: toshiba: introduce a TC9564 SoC clock and reset driver

["Uwe Kleine-König" <u.kleine-koenig@baylibre.com>]

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Hello Alex,

On Tue, Sep 22, 2026 at 07:37:53AM -0500, Alex Elder wrote:
> On 9/20/26 2:39 PM, Uwe Kleine-König wrote:
> > On Fri, Sep 18, 2026 at 11:52:32AM -0500, Alex Elder wrote:
> > > +#include <linux/bits.h>
> > > +#include <linux/clk-provider.h>
> > > +#include <linux/mfd/syscon.h>
> > > +#include <linux/mod_devicetable.h>
> > > +#include <linux/module.h>
> > > +#include <linux/platform_device.h>
> > > +#include <linux/regmap.h>
> > > +#include <linux/reset-controller.h>
> > 
> > Please rely on linux/platform_device.h to provide of_device_id and drop
> > including <linux/mod_devicetable.h>. (If you want to go full iwyu,
> > include <linux/device-id/of.h> instead.)
> 
> In general I would like to "go full iwyu" but have never heard
> it expressed that way.  Can you recommend a tool available that
> will help me do that?

There is `apt install iwyu`, but I only tried that shortly and didn't
manage to make it work nicely with-in the kernel.

> It looks like "mod_devicetable.h" doesn't help much unless I
> need struct_cpu_feature (which I do not), so I'll include "of.h".

Yeah, and for struct cpu_feature there is
https://lore.kernel.org/all/ef103a4b9e1cd7477fa52ee347c4ec301354fba9.1789988540.git.u.kleine-koenig@baylibre.com/
.
 
> > > +static const struct of_device_id tc9564_clk_ids[] = {
> > > +	{ .compatible = "toshiba,tc9564-clock" },
> > > +	{ },
> > > +};
> > 
> > Drop the trailing comma after the list terminator please.
> 
> OK.  Only for the list terminator, right, because nothing
> will ever follow it?  Non-empty final initializer is OK
> to have a comma as far as you're concerned?

correct. A non-empty last item even should have a comma.

Best regards
Uwe

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