From: bigeasy@linutronix•de (Sebastian Andrzej Siewior)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v4 3/6] mfd: ti_am335x_tscadc: Remove unwanted reg_se_cache save
Date: Mon, 24 Nov 2014 09:57:46 +0100 [thread overview]
Message-ID: <5472F30A.1000608@linutronix.de> (raw)
In-Reply-To: <20141121131036.GA18931@localhost.localdomain>
On 11/21/2014 02:10 PM, Richard Cochran wrote:
> On the BB white using the LCD4 cape and the shipped debian kernel, the
> cursor *does* jump away, but not as often or as far as on the custom
> design I was working with.
This sounds like the ADC is still sampling while the input data becomes
invalid. Usually there is a resistor on the wiper line and the
touchscreen manual says how much it should be at least. Could you
please check if this is properly installed?
>
> Thanks,
> Richard
Sebastian
next prev parent reply other threads:[~2014-11-24 8:57 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-14 5:07 [PATCH v4 0/6] Touchscreen performance related fixes Vignesh R
2014-11-14 5:07 ` [PATCH v4 1/6] input: touchscreen: ti_am335x_tsc Interchange touchscreen and ADC steps Vignesh R
2014-11-14 5:07 ` [PATCH v4 2/6] input: touchscreen: ti_am335x_tsc: Remove udelay in interrupt handler Vignesh R
2014-11-15 19:27 ` Richard Cochran
2014-11-17 4:27 ` Vignesh R
2014-11-17 8:23 ` Richard Cochran
2014-11-17 12:18 ` Vignesh R
2014-11-14 5:07 ` [PATCH v4 3/6] mfd: ti_am335x_tscadc: Remove unwanted reg_se_cache save Vignesh R
2014-11-18 14:30 ` Lee Jones
2014-11-18 17:12 ` Dmitry Torokhov
2014-11-20 13:56 ` Sekhar Nori
2014-11-20 14:23 ` Griffis, Brad
2014-11-20 14:34 ` Richard Cochran
2014-11-20 14:40 ` Richard Cochran
2014-11-21 12:10 ` Sekhar Nori
2014-11-21 13:10 ` Richard Cochran
2014-11-21 15:11 ` Johannes Pointner
2014-11-21 15:37 ` Sekhar Nori
2014-11-21 18:17 ` Johannes Pointner
2014-11-21 21:40 ` Richard Cochran
2014-11-21 22:25 ` Griffis, Brad
2014-11-24 8:32 ` Johannes Pointner
2014-11-24 8:57 ` Sebastian Andrzej Siewior [this message]
2014-11-24 10:01 ` Richard Cochran
2014-11-14 5:07 ` [PATCH v4 4/6] ARM: dts: AM335x: Make charge delay a DT parameter for TSC Vignesh R
2014-11-14 18:03 ` Tony Lindgren
2014-11-14 5:07 ` [PATCH v4 5/6] input: touchscreen: ti_am335x_tsc: Use charge delay DT parameter Vignesh R
2014-11-14 5:07 ` [PATCH v4 6/6] input: touchscreen: ti_am335x_tsc: Replace delta filtering with median filtering Vignesh R
2014-11-24 11:51 ` [PATCH v4 0/6] Touchscreen performance related fixes Sebastian Andrzej Siewior
2014-11-24 12:16 ` Vignesh R
2014-11-24 12:35 ` Sebastian Andrzej Siewior
2014-11-27 4:29 ` Vignesh R
2014-12-01 9:53 ` Vignesh R
2014-12-01 9:59 ` Sebastian Andrzej Siewior
2014-12-01 10:29 ` Vignesh R
2014-12-11 20:34 ` Nicolae Rosia
2014-12-11 20:40 ` Sebastian Andrzej Siewior
2014-12-12 13:48 ` Vignesh R
2014-12-12 13:55 ` Catalin Crenguta
2014-12-12 14:16 ` Griffis, Brad
2014-12-15 7:55 ` Catalin Crenguta
2014-12-15 12:45 ` Catalin Crenguta
2014-12-16 8:31 ` Catalin Crenguta
2014-12-16 15:30 ` Richard Cochran
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