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From: Peter Ujfalusi <peter.ujfalusi@ti.com>
To: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Samuel Ortiz <sameo@linux.intel.com>, Liam Girdwood <lrg@ti.com>,
	Tony Lindgren <tony@atomide.com>, Dmitry Torokhov <dtor@mail.ru>,
	alsa-devel@alsa-project.org, linux-omap@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-input@vger.kernel.org, linux-kernel@vger.kernel.org,
	devicetree-discuss@lists.ozlabs.org,
	Benoit Cousson <b-cousson@ti.com>
Subject: Re: [PATCH 04/11] MFD: twl4030-audio: Add DT support
Date: Wed, 08 Aug 2012 17:16:58 +0300	[thread overview]
Message-ID: <502274DA.9020204@ti.com> (raw)
In-Reply-To: <20120808135253.GC16861@opensource.wolfsonmicro.com>

On 08/08/2012 04:52 PM, Mark Brown wrote:
>> The hs_extmute is used for reducing pop noise on the headset. The sequence is
>> described in the TRM and it need to be done within the codec driver since it
>> is within the sequence.
> 
> Is the point it's at in the sequence the end?

On both ends :o
On HS enable: the extmute has to be enabled, run the power on sequence for the
HS, wait for ramp, disable the HS extmute.

On stop: enable the extmute, run the sequence, wait for ramp, release the extmute.

> We can always add a patch stubbing it out as part of the series, or in a
> branch in the OF tree that we can pull in.

If you are OK with the hassle I can add a patch to the series for
include/linux/of.h to handle this.

-- 
Péter

WARNING: multiple messages have this Message-ID (diff)
From: Peter Ujfalusi <peter.ujfalusi@ti.com>
To: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: alsa-devel@alsa-project.org, Samuel Ortiz <sameo@linux.intel.com>,
	Tony Lindgren <tony@atomide.com>, Dmitry Torokhov <dtor@mail.ru>,
	devicetree-discuss@lists.ozlabs.org,
	linux-kernel@vger.kernel.org, linux-input@vger.kernel.org,
	linux-omap@vger.kernel.org, Liam Girdwood <lrg@ti.com>,
	linux-arm-kernel@lists.infradead.org,
	Benoit Cousson <b-cousson@ti.com>
Subject: Re: [PATCH 04/11] MFD: twl4030-audio: Add DT support
Date: Wed, 08 Aug 2012 17:16:58 +0300	[thread overview]
Message-ID: <502274DA.9020204@ti.com> (raw)
In-Reply-To: <20120808135253.GC16861@opensource.wolfsonmicro.com>

On 08/08/2012 04:52 PM, Mark Brown wrote:
>> The hs_extmute is used for reducing pop noise on the headset. The sequence is
>> described in the TRM and it need to be done within the codec driver since it
>> is within the sequence.
> 
> Is the point it's at in the sequence the end?

On both ends :o
On HS enable: the extmute has to be enabled, run the power on sequence for the
HS, wait for ramp, disable the HS extmute.

On stop: enable the extmute, run the sequence, wait for ramp, release the extmute.

> We can always add a patch stubbing it out as part of the series, or in a
> branch in the OF tree that we can pull in.

If you are OK with the hassle I can add a patch to the series for
include/linux/of.h to handle this.

-- 
Péter

WARNING: multiple messages have this Message-ID (diff)
From: peter.ujfalusi@ti.com (Peter Ujfalusi)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 04/11] MFD: twl4030-audio: Add DT support
Date: Wed, 08 Aug 2012 17:16:58 +0300	[thread overview]
Message-ID: <502274DA.9020204@ti.com> (raw)
In-Reply-To: <20120808135253.GC16861@opensource.wolfsonmicro.com>

On 08/08/2012 04:52 PM, Mark Brown wrote:
>> The hs_extmute is used for reducing pop noise on the headset. The sequence is
>> described in the TRM and it need to be done within the codec driver since it
>> is within the sequence.
> 
> Is the point it's at in the sequence the end?

On both ends :o
On HS enable: the extmute has to be enabled, run the power on sequence for the
HS, wait for ramp, disable the HS extmute.

On stop: enable the extmute, run the sequence, wait for ramp, release the extmute.

> We can always add a patch stubbing it out as part of the series, or in a
> branch in the OF tree that we can pull in.

If you are OK with the hassle I can add a patch to the series for
include/linux/of.h to handle this.

-- 
P?ter

  reply	other threads:[~2012-08-08 14:17 UTC|newest]

Thread overview: 82+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-08  9:41 [PATCH 00/11] MFD/ASoC/Input: twl4030-audio submodule DT support Peter Ujfalusi
2012-08-08  9:41 ` Peter Ujfalusi
2012-08-08  9:41 ` Peter Ujfalusi
2012-08-08  9:41 ` [PATCH 01/11] MFD: twl4030-audio: Clean up MODULE_* and platform_driver part Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08  9:41 ` [PATCH 02/11] MFD: twl4030-audio: Convert to use devm_kzalloc Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08  9:41 ` [PATCH 03/11] MFD: twl4030-audio: Rearange and clean-up the probe function Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08  9:41 ` [PATCH 04/11] MFD: twl4030-audio: Add DT support Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08 11:50   ` Benoit Cousson
2012-08-08 11:50     ` Benoit Cousson
2012-08-08 11:50     ` Benoit Cousson
2012-08-08 12:43     ` Peter Ujfalusi
2012-08-08 12:43       ` Peter Ujfalusi
2012-08-08 12:43       ` Peter Ujfalusi
2012-08-08 12:52     ` Mark Brown
2012-08-08 12:52       ` Mark Brown
2012-08-08 14:35       ` Peter Ujfalusi
2012-08-08 14:35         ` Peter Ujfalusi
2012-08-08 14:35         ` Peter Ujfalusi
2012-08-08 14:39         ` Mark Brown
2012-08-08 14:39           ` Mark Brown
2012-08-08 14:39           ` Mark Brown
2012-08-08 15:41         ` Benoit Cousson
2012-08-08 15:41           ` Benoit Cousson
2012-08-08 15:41           ` Benoit Cousson
2012-08-08 13:13   ` Mark Brown
2012-08-08 13:13     ` Mark Brown
2012-08-08 13:43     ` Peter Ujfalusi
2012-08-08 13:43       ` Peter Ujfalusi
2012-08-08 13:43       ` Peter Ujfalusi
2012-08-08 13:52       ` Mark Brown
2012-08-08 13:52         ` Mark Brown
2012-08-08 13:52         ` Mark Brown
2012-08-08 14:16         ` Peter Ujfalusi [this message]
2012-08-08 14:16           ` Peter Ujfalusi
2012-08-08 14:16           ` Peter Ujfalusi
2012-08-08 14:18           ` Mark Brown
2012-08-08 14:18             ` Mark Brown
2012-08-08 14:18             ` Mark Brown
2012-08-08 14:31             ` Peter Ujfalusi
2012-08-08 14:31               ` Peter Ujfalusi
2012-08-08 14:49               ` Mark Brown
2012-08-08 14:49                 ` Mark Brown
2012-08-08 14:49                 ` Mark Brown
2012-08-09 10:18                 ` Peter Ujfalusi
2012-08-09 10:18                   ` Peter Ujfalusi
2012-08-09 10:18                   ` Peter Ujfalusi
2012-08-09 10:36                   ` Mark Brown
2012-08-09 10:36                     ` Mark Brown
2012-08-09 10:36                     ` Mark Brown
2012-08-09 13:53                     ` Peter Ujfalusi
2012-08-09 13:53                       ` Peter Ujfalusi
2012-08-09 13:53                       ` Peter Ujfalusi
2012-08-12 18:50                       ` Mark Brown
2012-08-12 18:50                         ` Mark Brown
2012-08-12 18:50                         ` Mark Brown
2012-08-08  9:41 ` [PATCH 05/11] Input: twl4030-vibra: Support for DT booted kernel Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08  9:41 ` [PATCH 06/11] ASoC: twl4030: Move hs_extmute GPIO handling to driver Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08  9:41 ` [PATCH 07/11] ARM: OMAP/ASoC: Zoom2: Let the codec to handle the hs_extmute GPIO Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-10  6:28   ` Tony Lindgren
2012-08-10  6:28     ` Tony Lindgren
2012-08-08  9:41 ` [PATCH 08/11] ASoC/MFD: twl4030: Remove set_hs_extmute callback from platform data Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08  9:41 ` [PATCH 09/11] ASoC: twl4030: Convert to use devm_kzalloc Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08  9:41 ` [PATCH 10/11] ASoC: twl4030: Add pointer to pdata within the private data Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi
2012-08-08  9:41 ` [PATCH 11/11] ASoC: twl4030: Support for DT booted kernel Peter Ujfalusi
2012-08-08  9:41   ` Peter Ujfalusi

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