On Wed, 15 Feb 2023 09:18:13 +0100, Javier Carrasco wrote:
> These patches add support for the quartz-load-femtofarads property in
> the pcf85363 device driver and new bindings for the pcf85263 and
> pcf85363 Real Time Clocks.
>
> The driver has been tested with a PCF85263ATT RTC and a CTS3-32.768-12.5-20
> oscillator that needs a 12.5 pF load capacitor. With no property
> support the 7 pF default value leads to at least 2 Hz output frequency
> deviations, while setting the right value the deviation decreased to
> 0.15 Hz. These measurements were made with a high precision oscilloscope
> (SIGLENT SDS5104X).
>
> [...]
Applied, thanks!
[1/2] dt-bindings: rtc: nxp,pcf8563: move pcf85263/pcf85363 to a dedicated binding
commit: 1b2f85a8bac67b9909f2ee4be1bc11548a7aeaf3
[2/2] rtc: pcf85363: add support for the quartz-load-femtofarads property
commit: fd9a6a13949af81062f4cd04f2c1b28ca5311e71
Best regards,
--
Alexandre Belloni, co-owner and COO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
