diff mbox series

arm64: dts: renesas: r8a774a1: Add CAN nodes

Message ID 1535034166-24798-1-git-send-email-fabrizio.castro@bp.renesas.com (mailing list archive)
State Changes Requested
Commit 57e43b30a7cc7e9dd7a0b6db56671cfb393e8470
Delegated to: Simon Horman
Headers show
Series arm64: dts: renesas: r8a774a1: Add CAN nodes | expand

Commit Message

Fabrizio Castro Aug. 23, 2018, 2:22 p.m. UTC
From: Chris Paterson <chris.paterson2@renesas.com>

Add the device nodes for both RZ/G2M CAN channels.

Signed-off-by: Chris Paterson <chris.paterson2@renesas.com>
Reviewed-by: Biju Das <biju.das@bp.renesas.com>
---

This patch depends on:
https://lkml.org/lkml/2018/8/23/1049
https://www.mail-archive.com/linux-renesas-soc@vger.kernel.org/msg30550.html


 arch/arm64/boot/dts/renesas/r8a774a1.dtsi | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

Comments

Simon Horman Aug. 27, 2018, 9:53 a.m. UTC | #1
On Thu, Aug 23, 2018 at 03:22:46PM +0100, Fabrizio Castro wrote:
> From: Chris Paterson <chris.paterson2@renesas.com>
> 
> Add the device nodes for both RZ/G2M CAN channels.
> 
> Signed-off-by: Chris Paterson <chris.paterson2@renesas.com>
> Reviewed-by: Biju Das <biju.das@bp.renesas.com>

Thanks,

This looks fine to me but I will wait to see if there are other reviews
before applying.

Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Simon Horman Aug. 30, 2018, 12:26 p.m. UTC | #2
On Mon, Aug 27, 2018 at 11:53:35AM +0200, Simon Horman wrote:
> On Thu, Aug 23, 2018 at 03:22:46PM +0100, Fabrizio Castro wrote:
> > From: Chris Paterson <chris.paterson2@renesas.com>
> > 
> > Add the device nodes for both RZ/G2M CAN channels.
> > 
> > Signed-off-by: Chris Paterson <chris.paterson2@renesas.com>
> > Reviewed-by: Biju Das <biju.das@bp.renesas.com>
> 
> Thanks,
> 
> This looks fine to me but I will wait to see if there are other reviews
> before applying.

Thanks again, applied for v4.20.
Geert Uytterhoeven Aug. 31, 2018, 8:44 a.m. UTC | #3
Hi Fabrizio,

On Thu, Aug 23, 2018 at 4:22 PM Fabrizio Castro
<fabrizio.castro@bp.renesas.com> wrote:
> From: Chris Paterson <chris.paterson2@renesas.com>
>
> Add the device nodes for both RZ/G2M CAN channels.
>
> Signed-off-by: Chris Paterson <chris.paterson2@renesas.com>
> Reviewed-by: Biju Das <biju.das@bp.renesas.com>
> ---
>
> This patch depends on:
> https://lkml.org/lkml/2018/8/23/1049
> https://www.mail-archive.com/linux-renesas-soc@vger.kernel.org/msg30550.html
>
>
>  arch/arm64/boot/dts/renesas/r8a774a1.dtsi | 24 ++++++++++++++++++++++++
>  1 file changed, 24 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
> index 5d0109a..cd204f5 100644
> --- a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
> +++ b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
> @@ -816,6 +816,30 @@
>                         status = "disabled";
>                 };
>
> +               can0: can@e6c30000 {
> +                       compatible = "renesas,can-r8a774a1",
> +                                    "renesas,rzg-gen2-can";

Please don't introduce "renesas,rzg-gen2-can", cfr. my comments in
https://lore.kernel.org/lkml/CAMuHMdWPuqfXOgh_-qp8q6wATU3Lj_WpX0bAOxPBX76SKvyXCQ@mail.gmail.com/

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
Simon Horman Aug. 31, 2018, 2:52 p.m. UTC | #4
On Fri, Aug 31, 2018 at 10:44:10AM +0200, Geert Uytterhoeven wrote:
> Hi Fabrizio,
> 
> On Thu, Aug 23, 2018 at 4:22 PM Fabrizio Castro
> <fabrizio.castro@bp.renesas.com> wrote:
> > From: Chris Paterson <chris.paterson2@renesas.com>
> >
> > Add the device nodes for both RZ/G2M CAN channels.
> >
> > Signed-off-by: Chris Paterson <chris.paterson2@renesas.com>
> > Reviewed-by: Biju Das <biju.das@bp.renesas.com>
> > ---
> >
> > This patch depends on:
> > https://lkml.org/lkml/2018/8/23/1049
> > https://www.mail-archive.com/linux-renesas-soc@vger.kernel.org/msg30550.html
> >
> >
> >  arch/arm64/boot/dts/renesas/r8a774a1.dtsi | 24 ++++++++++++++++++++++++
> >  1 file changed, 24 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
> > index 5d0109a..cd204f5 100644
> > --- a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
> > +++ b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
> > @@ -816,6 +816,30 @@
> >                         status = "disabled";
> >                 };
> >
> > +               can0: can@e6c30000 {
> > +                       compatible = "renesas,can-r8a774a1",
> > +                                    "renesas,rzg-gen2-can";
> 
> Please don't introduce "renesas,rzg-gen2-can", cfr. my comments in
> https://lore.kernel.org/lkml/CAMuHMdWPuqfXOgh_-qp8q6wATU3Lj_WpX0bAOxPBX76SKvyXCQ@mail.gmail.com/

Thanks Geert,

I was ok with the compat string but it was unwise to pick up this patch
before that discussion had concluded. I have dropped this patch accordingly.

Fabrizio, please post a v2 once the binding is agreed on.
Fabrizio Castro Sept. 10, 2018, 9:56 a.m. UTC | #5
Hello Geert,

Thank you for your feedback.

> Subject: Re: [PATCH] arm64: dts: renesas: r8a774a1: Add CAN nodes
>
> Hi Fabrizio,
>
> On Thu, Aug 23, 2018 at 4:22 PM Fabrizio Castro
> <fabrizio.castro@bp.renesas.com> wrote:
> > From: Chris Paterson <chris.paterson2@renesas.com>
> >
> > Add the device nodes for both RZ/G2M CAN channels.
> >
> > Signed-off-by: Chris Paterson <chris.paterson2@renesas.com>
> > Reviewed-by: Biju Das <biju.das@bp.renesas.com>
> > ---
> >
> > This patch depends on:
> > https://lkml.org/lkml/2018/8/23/1049
> > https://www.mail-archive.com/linux-renesas-soc@vger.kernel.org/msg30550.html
> >
> >
> >  arch/arm64/boot/dts/renesas/r8a774a1.dtsi | 24 ++++++++++++++++++++++++
> >  1 file changed, 24 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
> > index 5d0109a..cd204f5 100644
> > --- a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
> > +++ b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
> > @@ -816,6 +816,30 @@
> >                         status = "disabled";
> >                 };
> >
> > +               can0: can@e6c30000 {
> > +                       compatible = "renesas,can-r8a774a1",
> > +                                    "renesas,rzg-gen2-can";
>
> Please don't introduce "renesas,rzg-gen2-can", cfr. my comments in
> https://lore.kernel.org/lkml/CAMuHMdWPuqfXOgh_-qp8q6wATU3Lj_WpX0bAOxPBX76SKvyXCQ@mail.gmail.com/

Agreed, will send a v2.

Thanks,
Fab

>
> 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



Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England & Wales under Registered No. 04586709.
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
index 5d0109a..cd204f5 100644
--- a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
@@ -816,6 +816,30 @@ 
 			status = "disabled";
 		};
 
+		can0: can@e6c30000 {
+			compatible = "renesas,can-r8a774a1",
+				     "renesas,rzg-gen2-can";
+			reg = <0 0xe6c30000 0 0x1000>;
+			interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 916>, <&can_clk>;
+			clock-names = "clkp1", "can_clk";
+			power-domains = <&sysc 32>;
+			resets = <&cpg 916>;
+			status = "disabled";
+		};
+
+		can1: can@e6c38000 {
+			compatible = "renesas,can-r8a774a1",
+				     "renesas,rzg-gen2-can";
+			reg = <0 0xe6c38000 0 0x1000>;
+			interrupts = <GIC_SPI 187 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 915>, <&can_clk>;
+			clock-names = "clkp1", "can_clk";
+			power-domains = <&sysc 32>;
+			resets = <&cpg 915>;
+			status = "disabled";
+		};
+
 		pwm0: pwm@e6e30000 {
 			compatible = "renesas,pwm-r8a774a1", "renesas,pwm-rcar";
 			reg = <0 0xe6e30000 0 0x8>;