From: Mark Brown <broonie@kernel.org>
To: Timur Tabi <timur@tabi.org>
Cc: Fabio Estevam <fabio.estevam@freescale.com>,
alsa-devel@alsa-project.org, devicetree-discuss@lists.ozlabs.org,
Liam Girdwood <lgirdwood@gmail.com>,
Grant Likely <grant.likely@secretlab.ca>,
Sascha Hauer <kernel@pengutronix.de>,
Markus Pargmann <mpa@pengutronix.de>,
Shawn Guo <shawn.guo@linaro.org>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 05/11] ASoC: fsl-ssi: Add support for imx-pcm-fiq
Date: Mon, 15 Apr 2013 17:15:45 +0100 [thread overview]
Message-ID: <20130415161544.GH15837@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <516ACA7D.60807@tabi.org>
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On Sun, Apr 14, 2013 at 10:25:49AM -0500, Timur Tabi wrote:
> Ah, so this is a work-around for a bug, where the codec is
> incompatible with the SoC? Mark, are you familiar with this issue?
> Is there a way to reconfigure the codec so that it works better with
> the SoC? It seems ridiculous to add all this code just because an
> incompatible codec was chosen for some board.
It's a limitation in the SoC - it sort of tries to bodge AC'97 in but
doesn't do a great job of it and can't handle the idea that there's
multiple streams of data on the bus. This isn't something that can be
configured in the CODEC.
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WARNING: multiple messages have this Message-ID (diff)
From: broonie@kernel.org (Mark Brown)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 05/11] ASoC: fsl-ssi: Add support for imx-pcm-fiq
Date: Mon, 15 Apr 2013 17:15:45 +0100 [thread overview]
Message-ID: <20130415161544.GH15837@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <516ACA7D.60807@tabi.org>
On Sun, Apr 14, 2013 at 10:25:49AM -0500, Timur Tabi wrote:
> Ah, so this is a work-around for a bug, where the codec is
> incompatible with the SoC? Mark, are you familiar with this issue?
> Is there a way to reconfigure the codec so that it works better with
> the SoC? It seems ridiculous to add all this code just because an
> incompatible codec was chosen for some board.
It's a limitation in the SoC - it sort of tries to bodge AC'97 in but
doesn't do a great job of it and can't handle the idea that there's
multiple streams of data on the bus. This isn't something that can be
configured in the CODEC.
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next prev parent reply other threads:[~2013-04-15 16:15 UTC|newest]
Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-07 19:25 [PATCH v2 00/11] ASoC: fsl-ssi: ac97-slave support Markus Pargmann
2013-04-07 19:25 ` Markus Pargmann
2013-04-07 19:25 ` [PATCH v2 02/11] ASoC: imx-pcm-dma: Add support for DMA init by device node Markus Pargmann
2013-04-07 19:25 ` Markus Pargmann
[not found] ` <1365362721-3731-1-git-send-email-mpa-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2013-04-07 19:25 ` [PATCH v2 01/11] ASoC: phycore-ac97: Add DT support Markus Pargmann
2013-04-07 19:25 ` Markus Pargmann
2013-04-08 2:52 ` Timur Tabi
2013-04-08 2:52 ` Timur Tabi
2013-04-10 11:03 ` Markus Pargmann
2013-04-10 11:03 ` Markus Pargmann
2013-04-07 19:25 ` [PATCH v2 03/11] ASoC: imx-pcm-fiq: Introduce pcm-fiq-params Markus Pargmann
2013-04-07 19:25 ` Markus Pargmann
2013-04-07 19:25 ` [PATCH v2 04/11] ASoC: fsl-ssi: Add SACNT definitions Markus Pargmann
2013-04-07 19:25 ` Markus Pargmann
2013-04-08 0:13 ` Timur Tabi
2013-04-08 0:13 ` Timur Tabi
2013-04-07 19:25 ` [PATCH v2 05/11] ASoC: fsl-ssi: Add support for imx-pcm-fiq Markus Pargmann
2013-04-07 19:25 ` Markus Pargmann
2013-04-08 0:18 ` Timur Tabi
2013-04-08 0:18 ` Timur Tabi
[not found] ` <51620CEA.3010703-N01EOCouUvQ@public.gmane.org>
2013-04-14 10:38 ` Markus Pargmann
2013-04-14 10:38 ` Markus Pargmann
2013-04-14 13:37 ` Timur Tabi
2013-04-14 13:37 ` Timur Tabi
2013-04-14 14:10 ` Markus Pargmann
2013-04-14 14:10 ` Markus Pargmann
2013-04-14 14:53 ` Timur Tabi
2013-04-14 14:53 ` Timur Tabi
[not found] ` <516AC305.2000800-N01EOCouUvQ@public.gmane.org>
2013-04-14 15:20 ` Markus Pargmann
2013-04-14 15:20 ` Markus Pargmann
2013-04-14 15:25 ` Timur Tabi
2013-04-14 15:25 ` Timur Tabi
2013-04-14 15:44 ` Markus Pargmann
2013-04-14 15:44 ` Markus Pargmann
2013-04-15 16:15 ` Mark Brown [this message]
2013-04-15 16:15 ` Mark Brown
2013-04-07 19:25 ` [PATCH v2 06/11] ASoC: fsl-ssi: Setup generic imx dma params Markus Pargmann
2013-04-07 19:25 ` Markus Pargmann
2013-04-08 2:50 ` Timur Tabi
2013-04-08 2:50 ` Timur Tabi
2013-04-13 13:52 ` Markus Pargmann
2013-04-13 13:52 ` Markus Pargmann
2013-04-07 19:25 ` [PATCH v2 07/11] ARM: imx: Export ac97 reset functions Markus Pargmann
2013-04-07 19:25 ` Markus Pargmann
2013-04-07 19:25 ` [PATCH v2 08/11] ASoC: fsl-ssi: imx ac97 support Markus Pargmann
2013-04-07 19:25 ` Markus Pargmann
2013-04-08 2:49 ` Timur Tabi
2013-04-08 2:49 ` Timur Tabi
2013-04-10 11:33 ` Markus Pargmann
2013-04-10 11:33 ` Markus Pargmann
2013-04-07 19:25 ` [PATCH v2 09/11] ASoC: fsl: Kconfig: Use fsl-ssi for phycore-ac97 Markus Pargmann
2013-04-07 19:25 ` Markus Pargmann
2013-04-07 19:25 ` [PATCH v2 11/11] ASoC: fsl: Update fsl-ssi binding doc Markus Pargmann
2013-04-07 19:25 ` Markus Pargmann
2013-04-07 19:25 ` [PATCH v2 10/11] ASoC: fsl: Move fsl-ssi binding doc to sound/ Markus Pargmann
2013-04-07 19:25 ` Markus Pargmann
2013-04-08 0:20 ` Timur Tabi
2013-04-08 0:20 ` Timur Tabi
2013-04-07 19:39 ` [PATCH v2 00/11] ASoC: fsl-ssi: ac97-slave support Lars-Peter Clausen
2013-04-07 19:39 ` [alsa-devel] " Lars-Peter Clausen
2013-04-07 20:08 ` Markus Pargmann
2013-04-07 20:08 ` [alsa-devel] " Markus Pargmann
[not found] ` <20130407200843.GA8350-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2013-04-07 20:35 ` Lars-Peter Clausen
2013-04-07 20:35 ` Lars-Peter Clausen
2013-04-13 13:32 ` Markus Pargmann
2013-04-13 13:32 ` [alsa-devel] " Markus Pargmann
2013-04-13 13:40 ` Lars-Peter Clausen
2013-04-13 13:40 ` [alsa-devel] " Lars-Peter Clausen
[not found] ` <51696034.6060709-Qo5EllUWu/uELgA04lAiVw@public.gmane.org>
2013-04-13 13:55 ` Markus Pargmann
2013-04-13 13:55 ` Markus Pargmann
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