Re: [PATCH 03/17] remoteproc/omap: Add device tree support

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On Mon 28 Oct 05:42 PDT 2019, Tero Kristo wrote:
> diff --git a/drivers/remoteproc/omap_remoteproc.c b/drivers/remoteproc/omap_remoteproc.c
[..]
> +static int omap_rproc_get_boot_data(struct platform_device *pdev,
> +				    struct rproc *rproc)
> +{
> +	struct device_node *np = pdev->dev.of_node;
> +	struct omap_rproc *oproc = rproc->priv;
> +	int ret;
> +
> +	if (!of_device_is_compatible(np, "ti,omap4-dsp") &&
> +	    !of_device_is_compatible(np, "ti,omap5-dsp"))
> +		return 0;

I think it would be cleaner if you added a "has_bootreg" bool to your
omap_rproc_dev_data, do of_device_get_match_data() in omap_rproc_probe()
and pass that here.

> +
> +	oproc->boot_data = devm_kzalloc(&pdev->dev, sizeof(*oproc->boot_data),
> +					GFP_KERNEL);
> +	if (!oproc->boot_data)
> +		return -ENOMEM;
> +
> +	if (!of_property_read_bool(np, "syscon-bootreg")) {
> +		dev_err(&pdev->dev, "syscon-bootreg property is missing\n");
> +		return -EINVAL;
> +	}
> +
> +	oproc->boot_data->syscon =
> +			syscon_regmap_lookup_by_phandle(np, "syscon-bootreg");

You updated the dt binding document, but this needs to be updated as
well.

Regards,
Bjorn



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