Hi Lee Jones On Wednesday 30 November 2016 02:39 AM, Dmitry Torokhov wrote: > On Tue, Nov 29, 2016 at 11:11:35AM +0530, Mugunthan V N wrote: >> On Friday 25 November 2016 03:29 PM, Lee Jones wrote: >>> On Fri, 25 Nov 2016, Mugunthan V N wrote: >>> >>>> Hi Dmitry Torokhov, >>>> >>>> On Thursday 10 November 2016 10:05 PM, Mugunthan V N wrote: >>>>> This patch series enables ADC to be clocked at 24MHz as the >>>>> TI AM335x ADC driver has already adopted to use DMA to transfer >>>>> ADC samples. Now ADC can generated upto 800K Samples per second >>>>> with the patch [1] on AM335x BBB and AM437x GP EVM. >>>>> >>>>> when ADC ref clock is set at 24MHz, I am seeing some issue with >>>>> touch screen pointer as the pointer jumps to random locations >>>>> with free draw application. The issue is due to increase in ADC >>>>> clock and charge delay for the touchscreen ADC line duration >>>>> reduced. >>>>> >>>>> So the notation of ti,charge-delay in terms of ADC clock is >>>>> wrong, it has to be represented in time and driver has to convert >>>>> the charge delay time to ADC clocks based on what ADC clock >>>>> frequency is set. >>>>> >>>>> Measured the performance with the iio_generic_buffer with the >>>>> patch [2] applied >>>>> >>>>> Verified the touch screen on AM335x GP EVM and AM335x BBB LCD7 >>>>> cape with [3] dts for display and touch screen to work. >>>>> >>>> >>>> Since there are acks from DT and MFD maintainers, can you pull the patch >>>> series if you do not have any more comments. >>> >>> Cant do anything without *all* Acks. >>> >> Hi Dmitry Torokhov, >> >> Can you provide your inputs on the patch series. > > You have my ack for the input bit. > A gentle ping Regards Mugunthan V N -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
