linux-kernel - Re: [PATCH 2/2] regulator: Add support for DA9121 regulator

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Date:   Thu, 29 Oct 2020 15:28:43 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Vincent Whitchurch <vincent.whitchurch@...s.com>
Cc:     lgirdwood@...il.com, support.opensource@...semi.com,
        kernel@...s.com, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, robh+dt@...nel.org
Subject: Re: [PATCH 2/2] regulator: Add support for DA9121 regulator

On Thu, Oct 29, 2020 at 04:15:38PM +0100, Vincent Whitchurch wrote:

> +	config.init_data = of_get_regulator_init_data(dev, dev->of_node, &da9121_reg);
> +	if (!config.init_data)
> +		return -ENOMEM;

Don't do this, the core can do the DT bit for you and there is no reason
not to register the device if there are no constraints.  -ENOMEM would
also be the wrong error code here.

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