[PATCH] drivers: mfd: ti_am335x_tscadc: increase ADC ref clock to 24MHz
Mugunthan V N
mugunthanvnm at ti.com
Thu Oct 27 04:20:24 PDT 2016
On Monday 24 October 2016 11:32 AM, Mugunthan V N wrote:
> Increase ADC reference clock from 3MHz to 24MHz so that the
> sampling rates goes up from 100K samples per second to 800K
> samples per second on AM335x and AM437x SoC.
>
> Also increase opendelay for touchscreen configuration to
> equalize the increase in ADC reference clock frequency,
> which results in the same amount touch events reported via
> evtest on AM335x GP EVM.
>
> Signed-off-by: Mugunthan V N <mugunthanvnm at ti.com>
Found issues with touchscreen usage with GUI on my AM335x GP EVM. Fixed
with change the "ti,charge-delay" DT property based on change in ADC
clocks. Will be sending v2 patch soon.
Regards
Mugunthan V N
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