linux-kernel - Re: [PATCH] Input: tl6040-vibra: Device Tree support

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Message-ID: <20120507070233.GB22074@core.coreip.homeip.net>
Date:	Mon, 7 May 2012 00:02:34 -0700
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Peter Ujfalusi <peter.ujfalusi@...com>
Cc:	linux-kernel@...r.kernel.org, linux-input@...r.kernel.org,
	Misael Lopez Cruz <misael.lopez@...com>,
	Benoit Cousson <b-cousson@...com>,
	devicetree-discuss@...ts.ozlabs.org, Liam Girdwood <lrg@...com>
Subject: Re: [PATCH] Input: tl6040-vibra: Device Tree support

Hi Peter,

On Fri, May 04, 2012 at 03:05:13PM +0300, Peter Ujfalusi wrote:
> +	if (pdata) {
> +		info->vibldrv_res = pdata->vibldrv_res;
> +		info->vibrdrv_res = pdata->vibrdrv_res;
> +		info->viblmotor_res = pdata->viblmotor_res;
> +		info->vibrmotor_res = pdata->vibrmotor_res;
> +		vddvibl_uV = pdata->vddvibl_uV;
> +		vddvibr_uV = pdata->vddvibr_uV;
> +	} else {
> +		of_property_read_u32(node, "vibldrv_res", &info->vibldrv_res);
> +		of_property_read_u32(node, "vibrdrv_res", &info->vibrdrv_res);
> +		of_property_read_u32(node, "viblmotor_res",
> +				     &info->viblmotor_res);
> +		of_property_read_u32(node, "vibrmotor_res",
> +				     &info->vibrmotor_res);

Since these 4 appear to be mandatory properties don't we need to
validate they are actually present in DT?

Thanks.

-- 
Dmitry
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