[Letux-kernel] [PATCH RFC 4/5] gnss: sirf: add a separate supply for a lna

Pavel Machek pavel at ucw.cz
Tue Nov 27 19:03:57 CET 2018


Hi!

> Devices might have a separate lna between antenna output of the gps
> chip and the antenna which might have a separate supply

Might have.

> @@ -340,6 +349,12 @@ static int sirf_probe(struct serdev_device *serdev)
>  		goto err_put_device;
>  	}
>  
> +	data->lna = devm_regulator_get(dev, "lna");
> +	if (IS_ERR(data->lna)) {
> +		ret = PTR_ERR(data->lna);
> +		goto err_put_device;
> +	}
> +

But it is not optional in the code. Probably should be?
-- 
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(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


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