On Tue, Nov 24, 2015 at 12:12:41PM +0100, Philipp Zabel wrote: > Am Dienstag, den 24.11.2015, 11:38 +0100 schrieb Steffen Trumtrar: > > Add the binding documentation for the Epson RX6110 RTC. > > > > Signed-off-by: Steffen Trumtrar <[email protected]> > > --- > > I'm not sure what the current policy for such simple SPI bindings is. > > Are they necessary? > > Like for i2c there is trivial-devices.txt? Although in this case it's > not just a compatible. Here you have a certain spi configuration that is > necessary for the rtc to work. > > > .../devicetree/bindings/rtc/epson,rtc-rx6110.txt | 25 > > ++++++++++++++++++++++ > > 1 file changed, 25 insertions(+) > > create mode 100644 > > Documentation/devicetree/bindings/rtc/epson,rtc-rx6110.txt > > > > diff --git a/Documentation/devicetree/bindings/rtc/epson,rtc-rx6110.txt > > b/Documentation/devicetree/bindings/rtc/epson,rtc-rx6110.txt > > new file mode 100644 > > index 000000000000..7ce7ae761657 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/rtc/epson,rtc-rx6110.txt > > @@ -0,0 +1,25 @@ > > +Epson RX6110 Real Time Clock > > +============================ > > + > > +The Epson RX6110 can be used with SPI or I2C busses. The kind of > > +bus depends on the SPISEL pin and can not be configured via software. > > + > > +SPI mode > > +-------- > > + > > +Required properties: > > +- compatible: should be: "epson,rtc-rx6110" > > Should this just be "epson,rx6110" ? > > > +- reg: chip select number > > +- spi-cs-high: RX6110 needs chipselect high > > +- spi-cpha: RX6110 works with SPI shifted clock phase > > +- spi-cpol: RX6110 works with SPI inverse clock polarity > > + > > +Example: > > + > > + rtc: rtc@3 { > > + compatible = "epson,rtc-rx6110" > > + reg = <3> > > + spi-cs-high; > > + spi-cpba; > > s/b/h/
I thought I copy-pasted this; seems I didn't =-o Thanks, Steffen -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
