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From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>,
	Rob Herring <robh+dt@kernel.org>,
	Fabrizio Castro <fabrizio.castro.jz@renesas.com>,
	Wolfgang Grandegger <wg@grandegger.com>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	Magnus Damm <magnus.damm@gmail.com>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	linux-can@vger.kernel.org, netdev <netdev@vger.kernel.org>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
	<devicetree@vger.kernel.org>, LKML <linux-kernel@vger.kernel.org>,
	Linux-Renesas <linux-renesas-soc@vger.kernel.org>,
	Biju Das <biju.das.jz@bp.renesas.com>
Subject: Re: [PATCH v4 3/3] arm64: dts: renesas: r9a07g044: Add CANFD node
Date: Mon, 9 Aug 2021 15:05:30 +0200	[thread overview]
Message-ID: <CAMuHMdU5q0_gC7e_n=+Nq-1q2OkOvEB_iY7bMRnB0ZAcOZk9Eg@mail.gmail.com> (raw)
In-Reply-To: <CA+V-a8tWMVfnS3PWeOSqtDddO-M6zDS+WFpUSjv=2MgUV56Qvg@mail.gmail.com>

Hi Marc,

On Wed, Aug 4, 2021 at 10:11 AM Lad, Prabhakar
<prabhakar.csengg@gmail.com> wrote:
> On Wed, Aug 4, 2021 at 8:59 AM Marc Kleine-Budde <mkl@pengutronix.de> wrote:
> > On 27.07.2021 14:30:22, Lad Prabhakar wrote:
> > > Add CANFD node to R9A07G044 (RZ/G2L) SoC DTSI.
> > >
> > > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> > > Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
> > > ---
> > >  arch/arm64/boot/dts/renesas/r9a07g044.dtsi | 41 ++++++++++++++++++++++
> > >  1 file changed, 41 insertions(+)
> > >
> > > diff --git a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
> > > index 9a7489dc70d1..51655c09f1f8 100644
> > > --- a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
> > > +++ b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
> > > @@ -13,6 +13,13 @@
> > >       #address-cells = <2>;
> > >       #size-cells = <2>;
> > >
> > > +     /* External CAN clock - to be overridden by boards that provide it */
> > > +     can_clk: can {
> > > +             compatible = "fixed-clock";
> > > +             #clock-cells = <0>;
> > > +             clock-frequency = <0>;
> > > +     };
> > > +
> > >       /* clock can be either from exclk or crystal oscillator (XIN/XOUT) */
> > >       extal_clk: extal {
> > >               compatible = "fixed-clock";
> > > @@ -89,6 +96,40 @@
> > >                       status = "disabled";
> > >               };
> > >
> > > +             canfd: can@10050000 {
> > > +                     compatible = "renesas,r9a07g044-canfd", "renesas,rzg2l-canfd";
> > > +                     reg = <0 0x10050000 0 0x8000>;
> > > +                     interrupts = <GIC_SPI 426 IRQ_TYPE_LEVEL_HIGH>,
> > > +                                  <GIC_SPI 427 IRQ_TYPE_LEVEL_HIGH>,
> > > +                                  <GIC_SPI 422 IRQ_TYPE_LEVEL_HIGH>,
> > > +                                  <GIC_SPI 424 IRQ_TYPE_LEVEL_HIGH>,
> > > +                                  <GIC_SPI 428 IRQ_TYPE_LEVEL_HIGH>,
> > > +                                  <GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH>,
> > > +                                  <GIC_SPI 425 IRQ_TYPE_LEVEL_HIGH>,
> > > +                                  <GIC_SPI 429 IRQ_TYPE_LEVEL_HIGH>;
> > > +                     interrupt-names = "g_err", "g_recc",
> > > +                                       "ch0_err", "ch0_rec", "ch0_trx",
> > > +                                       "ch1_err", "ch1_rec", "ch1_trx";
> > > +                     clocks = <&cpg CPG_MOD R9A07G044_CANFD_PCLK>,
> > > +                              <&cpg CPG_CORE R9A07G044_CLK_P0_DIV2>,
> > > +                              <&can_clk>;
> > > +                     clock-names = "fck", "canfd", "can_clk";
> > > +                     assigned-clocks = <&cpg CPG_CORE R9A07G044_CLK_P0_DIV2>;
> > > +                     assigned-clock-rates = <50000000>;
> > > +                     resets = <&cpg R9A07G044_CANFD_RSTP_N>,
> > > +                              <&cpg R9A07G044_CANFD_RSTC_N>;
> > > +                     reset-names = "rstp_n", "rstc_n";
> > > +                     power-domains = <&cpg>;
> > > +                     status = "disabled";
> > > +
> > > +                     channel0 {
> > > +                             status = "disabled";
> > > +                     };
> > > +                     channel1 {
> > > +                             status = "disabled";
> > > +                     };
> > > +             };
> > > +
> > >               i2c0: i2c@10058000 {
> > >                       #address-cells = <1>;
> > >                       #size-cells = <0>;
> >
> > This doesn't apply to net-next/master, the r9a07g044.dtsi doesn't have a
> > i2c0 node at all. There isn't a i2c0 node in Linus' master branch, yet.
> >
> I had based the patch on top [1] (sorry I should have mentioned the
> dependency), usually Geert picks up the DTS/I patches and queues it
> via ARM tree. Shall I rebase it on net-next and re-send ?
>
> @Geert Uytterhoeven Is that OK ?

Please do not take Renesas DTS patches through the netdev tree
(or any other subsystem tree).

> [1] https://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel.git/log/?h=renesas-arm-dt-for-v5.15


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

  reply	other threads:[~2021-08-09 13:05 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-27 13:30 [PATCH v4 0/3] Renesas RZ/G2L CANFD support Lad Prabhakar
2021-07-27 13:30 ` [PATCH v4 1/3] dt-bindings: net: can: renesas,rcar-canfd: Document RZ/G2L SoC Lad Prabhakar
2021-08-09 13:26   ` Marc Kleine-Budde
2021-08-09 15:48     ` Lad, Prabhakar
2021-08-09 18:13       ` Marc Kleine-Budde
2021-07-27 13:30 ` [PATCH v4 2/3] can: rcar_canfd: Add support for RZ/G2L family Lad Prabhakar
2021-08-10  8:26   ` Geert Uytterhoeven
2021-08-10  8:36     ` Lad, Prabhakar
2021-08-10  8:39       ` Marc Kleine-Budde
2021-08-10  8:41         ` Lad, Prabhakar
2021-07-27 13:30 ` [PATCH v4 3/3] arm64: dts: renesas: r9a07g044: Add CANFD node Lad Prabhakar
2021-08-04  7:58   ` Marc Kleine-Budde
2021-08-04  8:11     ` Lad, Prabhakar
2021-08-09 13:05       ` Geert Uytterhoeven [this message]
2021-08-09 13:22         ` Marc Kleine-Budde
2021-08-10  9:53   ` Geert Uytterhoeven

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