Messages in this thread | | | From | Geert Uytterhoeven <> | Date | Thu, 3 Sep 2020 14:14:14 +0200 | Subject | Re: [PATCH 3/4] ARM: dts: r8a7742-iwg21d-q7: Add can0 support to carrier board |
| |
Hi Prabhakar,
On Tue, Aug 25, 2020 at 6:28 PM Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> wrote: > This patch enables CAN0 interface exposed through connector J20 on the > carrier board. > > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> > Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com>
According to my schematics, the CAN port on J20 has its signals named CAN0_[RT]XD on the carrier board, but connected to CAN1[RT]X (GP4_[67]) on the SoM.
Or am I looking at the wrong file?
> --- a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts > +++ b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts > @@ -198,6 +198,13 @@ > }; > }; > > +&can0 {
can1
> + pinctrl-0 = <&can0_pins>;
can1_pins
> + pinctrl-names = "default"; > + > + status = "okay"; > +}; > + > &cmt0 { > status = "okay"; > };
> @@ -287,6 +303,11 @@ > function = "tpu0"; > }; > > + can0_pins: can0 { > + groups = "can0_data_d";
can1_data_b
> + function = "can0"; > + }; > + > i2c2_pins: i2c2 { > groups = "i2c2_b"; > function = "i2c2";
Gr{oetje,eeting}s,
Geert
-- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
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
| |