Re: [PATCH] mfd: syscon: Allow to using subdevices

[Mark Rutland]

On Thu, Nov 14, 2013 at 12:52:03PM +0000, Alexander Shiyan wrote:
> This patch adds support for using subdevices within syscon node.
> Primary usage of this is describe all devices with same memory
> region in one container.

I think if you need to do this, you should not be using syscon. What
exactly is your use-case?

I don't like the idea of treating syscon like a bus or container in this
fashion.

Mark.

> 
> Signed-off-by: Alexander Shiyan <shc_work@xxxxxxx>
> ---
>  drivers/mfd/syscon.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/mfd/syscon.c b/drivers/mfd/syscon.c
> index 71841f9..6e9244a 100644
> --- a/drivers/mfd/syscon.c
> +++ b/drivers/mfd/syscon.c
> @@ -152,6 +152,9 @@ static int syscon_probe(struct platform_device *pdev)
>  
>  	platform_set_drvdata(pdev, syscon);
>  
> +	if (of_platform_populate(dev->of_node, NULL, NULL, dev))
> +		dev_warn(dev, "Fail to create subdevices\n");
> +
>  	dev_info(dev, "regmap %pR registered\n", res);
>  
>  	return 0;
> -- 
> 1.8.1.5
> 
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