linux-kernel - Re: [PATCH v1] ASoC: cs35l56: Fixes for CS35L63 for production silicon

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Message-ID: <dea2b581-b984-4232-bd65-b0e6357e78a0@sirena.org.uk>
Date: Mon, 18 Aug 2025 16:48:40 +0100
From: Mark Brown <broonie@...nel.org>
To: Stefan Binding <sbinding@...nsource.cirrus.com>
Cc: linux-sound@...r.kernel.org, linux-kernel@...r.kernel.org,
	patches@...nsource.cirrus.com
Subject: Re: [PATCH v1] ASoC: cs35l56: Fixes for CS35L63 for production
 silicon

On Mon, Aug 18, 2025 at 03:59:40PM +0100, Stefan Binding wrote:
> Production silicon for CS36L63 has some small differences compared to
> pre-production silicon. This requires small fixes in driver.
> Update firmware addresses and remove soundwire clock workaround as no
> longer necessary. In addition, different calibration and tuning
> algorithm IDs are required for CS35L63.

There are multiple changes in here, this should be a patch series not a
single patch.

> -static int cs35l56_sdw_bus_config(struct sdw_slave *peripheral,
> -				  struct sdw_bus_params *params)
> -{
> -	struct cs35l56_private *cs35l56 = dev_get_drvdata(&peripheral->dev);
> -
> -	if ((cs35l56->base.type == 0x63) && (cs35l56->base.rev < 0xa1))
> -		return cs35l63_sdw_kick_divider(cs35l56, peripheral);
> -
> -	return 0;
> -}

Are you *positive* there's no preproduction silicon floating about out
there?

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