Re: [RFC v8 net-next 08/16] mfd: ocelot: add support for the vsc7512 chip via spi

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On Tue, May 10, 2022 at 03:58:54PM +0000, Vladimir Oltean wrote:
> On Sun, May 08, 2022 at 11:53:05AM -0700, Colin Foster wrote:
> > +static const struct mfd_cell vsc7512_devs[] = {
> > +	{
> > +		.name = "ocelot-pinctrl",
> > +		.of_compatible = "mscc,ocelot-pinctrl",
> > +		.num_resources = ARRAY_SIZE(vsc7512_pinctrl_resources),
> > +		.resources = vsc7512_pinctrl_resources,
> > +	}, {
> > +		.name = "ocelot-sgpio",
> > +		.of_compatible = "mscc,ocelot-sgpio",
> > +		.num_resources = ARRAY_SIZE(vsc7512_sgpio_resources),
> > +		.resources = vsc7512_sgpio_resources,
> > +	}, {
> > +		.name = "ocelot-miim0",
> > +		.of_compatible = "mscc,ocelot-miim",
> > +		.num_resources = ARRAY_SIZE(vsc7512_miim0_resources),
> > +		.resources = vsc7512_miim0_resources,
> 
> I wonder whether you can differentiate these 2 MFD cells by "use_of_reg"
> + "of_reg".

I'll look into this. I figured your question regarding this during
the last v7 wasn't directed at me. If it was: I'm sorry I ignored it.

> 
> > +	}, {
> > +		.name = "ocelot-miim1",
> > +		.of_compatible = "mscc,ocelot-miim",
> > +		.num_resources = ARRAY_SIZE(vsc7512_miim1_resources),
> > +		.resources = vsc7512_miim1_resources,
> > +	},
> > +};
> > +
> > +const struct of_device_id ocelot_spi_of_match[] = {
> > +	{ .compatible = "mscc,vsc7512_mfd_spi" },
> > +	{ },
> > +};
> > +MODULE_DEVICE_TABLE(of, ocelot_spi_of_match);
> 
> Don't forget to add a struct spi_device_id table for the driver.
> 
> > +
> > +static struct spi_driver ocelot_spi_driver = {
> > +	.driver = {
> > +		.name = "ocelot_mfd_spi",
> > +		.of_match_table = of_match_ptr(ocelot_spi_of_match),
> > +	},
> > +	.probe = ocelot_spi_probe,
> > +};
> > +module_spi_driver(ocelot_spi_driver);



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