Hi Wolfram, On Wed, Jan 17, 2024 at 2:18 PM Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx> wrote: > Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx> > --- > Changes since last version: > > * use 'reg_3p3v' instead of custom regulator Thanks for the update! > --- a/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi > +++ b/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi > @@ -392,6 +392,13 @@ &scif1 { > pinctrl-names = "default"; > > status = "okay"; > + > + gnss { > + compatible = "u-blox,neo-m8"; > + reset-gpios = <&gpio_exp_75 6 GPIO_ACTIVE_LOW>; > + vcc-supply = <®_3p3v>; > + current-speed = <9600>; > + }; > }; > > &sdhi3 { LGTM, so Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx> Before I queue this, I have one remaining question. The device is also connected to I2C bus i2c@7 aka AUDIO_S{DA,CL}. Can it be used over I2C too? Is there some strapping to select the interface used? I couldn't find that in the documentation. (It does support clock stretching! ;-) Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds