From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mark Brown <broonie@kernel.org>
Subject: Re: [RFC v1] tlv320aic32x4: delay i2c access by 1 ms
 after hardware reset
Date: Mon, 11 Feb 2019 15:04:25 +0000
Message-ID: <20190211150425.GE22391@sirena.org.uk>
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To: Peter Seiderer <ps.report@gmx.net>
Cc: alsa-devel@alsa-project.org, Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>, Liam Girdwood <lgirdwood@gmail.com>, linux-kernel@vger.kernel.org, Takashi Iwai <tiwai@suse.com>, b-ak <anur.bhargav@gmail.com>
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On Sun, Feb 10, 2019 at 04:45:19PM +0100, Peter Seiderer wrote:

> @@ -972,6 +972,8 @@ static int aic32x4_component_probe(struct snd_soc_com=
ponent *component)
>  		gpio_set_value(aic32x4->rstn_gpio, 1);
>  	}
> =20
> +	mdelay(1);
> +

Perhaps only do this if we toggled the GPIO?  If the device wasn't in
reset then there's no need to wait.

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