From: Simon Horman <horms@verge.net.au>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>, Magnus Damm <magnus.damm@gmail.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux-Renesas <linux-renesas-soc@vger.kernel.org>,
Rob Herring <robh+dt@kernel.org>,
Jacopo Mondi <jacopo+renesas@jmondi.org>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 05/15] ARM64: dts: Add R-Car Salvator-x M3-N support
Date: Thu, 15 Feb 2018 16:38:44 +0100 [thread overview]
Message-ID: <20180215153843.b33svmvuhofstw4e@verge.net.au> (raw)
In-Reply-To: <CAMuHMdW0SYdwNNWfzNttY8xdfnB-oLR4MvhWpO7Pks-WY76=3g@mail.gmail.com>
On Wed, Feb 14, 2018 at 02:58:34PM +0100, Geert Uytterhoeven wrote:
> Hi Jacopo,
>
> On Tue, Feb 13, 2018 at 10:45 AM, Jacopo Mondi
> <jacopo+renesas@jmondi.org> wrote:
> > Add initial support for R-Car M3-N Salvator-x and r8a77965 SoC in
> > device tree with cpg-mssr, reset and clock nodes.
> >
> > Add place-holder device nodes for all nodes referred by
> > "salvator-common.dtsi"
> >
> > Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
>
> Thanks for your patch!
>
> Looks mostly fine to me.
>
> P.S. scripts/dtc/dtx_diff arch/arm64/boot/dts/renesas/r8a7796{,5}-salvator-x.dtb
> is your friend.
>
> > arch/arm64/Kconfig.platforms | 6 +
> > arch/arm64/boot/dts/renesas/Makefile | 1 +
> > .../arm64/boot/dts/renesas/r8a77965-salvator-x.dts | 30 ++
> > arch/arm64/boot/dts/renesas/r8a77965.dtsi | 495 +++++++++++++++++++++
> > 4 files changed, 532 insertions(+)
> > create mode 100644 arch/arm64/boot/dts/renesas/r8a77965-salvator-x.dts
> > create mode 100644 arch/arm64/boot/dts/renesas/r8a77965.dtsi
>
> The maintainer will probably ask you to split this in three parts:
> - ARCH_R8A77965
> - r8a77965.dtsi
> - r8a77965-salvator-x.dts
Yes, I would like to ask for that.
> > --- /dev/null
> > +++ b/arch/arm64/boot/dts/renesas/r8a77965-salvator-x.dts
> > @@ -0,0 +1,30 @@
> > +// SPDX-License-Identifier: GPL-2.
> > +/*
> > + * Device Tree Source for the Salvator-X board
>
> with R-Car M3-N
>
> > + *
> > + * Copyright (C) 2018 Jacopo Mondi <jacopo+renesas@jmondi.org>
> > + */
> > +
> > +/dts-v1/;
> > +#include "r8a77965.dtsi"
> > +#include "salvator-x.dtsi"
> > +
> > +/ {
> > + model = "Renesas Salvator-X board based on r8a77965";
> > + compatible = "renesas,salvator-x", "renesas,r8a77965";
> > +
> > + aliases {
> > + serial0 = &scif2;
> > + };
> > +
> > + chosen {
> > + bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
> > + stdout-path = "serial0:115200n8";
> > + };
>
> Both aliases and chosen are already defined in salvator-common.dtsi,
> included via salvator-x.dtsi.
>
> > --- /dev/null
> > +++ b/arch/arm64/boot/dts/renesas/r8a77965.dtsi
> > @@ -0,0 +1,495 @@
> > +// SPDX-License-Identifier: GPL-2.
> > +/*
> > + * Device Tree Source for the r8a77965 SoC
> > + *
> > + * Copyright (C) 2018 Jacopo Mondi <jacopo+renesas@jmondi.org>
> > + *
> > + * Based on r8a7796.dtsi
> > + * Copyright (C) 2016 Renesas Electronics Corp.
> > + */
> > +
> > +#include <dt-bindings/clock/r8a77965-cpg-mssr.h>
> > +#include <dt-bindings/interrupt-controller/arm-gic.h>
> > +#include <dt-bindings/power/r8a77965-sysc.h>
> > +
> > +#define CPG_AUDIO_CLK_I R8A77965_CLK_S0D4
> > +
> > +/ {
>
> > + soc {
> > + compatible = "simple-bus";
> > + interrupt-parent = <&gic>;
> > + #address-cells = <2>;
> > + #size-cells = <2>;
> > + ranges;
>
> > + timer {
> > + compatible = "arm,armv8-timer";
> > + interrupts = <GIC_PPI 13
> > + (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
> > + <GIC_PPI 14
> > + (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
> > + <GIC_PPI 11
> > + (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
> > + <GIC_PPI 10
> > + (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>;
> > + };
>
> Please move the timer out of the soc node, as it does't have a unit address
> and a reg property.
>
> > + pmu_a57 {
> > + compatible = "arm,cortex-a57-pmu";
> > + interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>,
> > + <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
> > + interrupt-affinity = <&a57_0>,
> > + <&a57_1>;
> > + };
>
> Please move the pmu out of the soc node, as it does't have a unit address
> and a reg property.
Please refer to one of the upstream Gen3 dtsi files for examples of the
above.
next prev parent reply other threads:[~2018-02-15 15:38 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-13 9:45 [PATCH 00/15] R-Car M3-N initial support Jacopo Mondi
2018-02-13 9:45 ` [PATCH 01/15] Documentation: devicetree: R-Car M3-N SoC DT bindings Jacopo Mondi
2018-02-14 10:01 ` Simon Horman
2018-02-19 2:52 ` Rob Herring
2018-02-19 9:19 ` Simon Horman
[not found] ` <1518515162-23663-2-git-send-email-jacopo+renesas-AW8dsiIh9cEdnm+yROfE0A@public.gmane.org>
2018-02-14 10:36 ` Geert Uytterhoeven
2018-02-13 9:45 ` [PATCH 02/15] clk: renesas: cpg-msr: Add support for R-Car M3-N Jacopo Mondi
2018-02-13 11:48 ` Kieran Bingham
2018-02-14 11:03 ` Geert Uytterhoeven
2018-02-15 15:31 ` Simon Horman
[not found] ` <20180215153110.zq2zosepbxmpa3kb-/R6kz+dDXgpPR4JQBCEnsQ@public.gmane.org>
2018-02-16 9:03 ` Geert Uytterhoeven
2018-02-19 2:53 ` Rob Herring
2018-02-13 9:45 ` [PATCH 03/15] soc: renesas: Add R-Car M3-N support Jacopo Mondi
[not found] ` <1518515162-23663-4-git-send-email-jacopo+renesas-AW8dsiIh9cEdnm+yROfE0A@public.gmane.org>
2018-02-14 12:48 ` Geert Uytterhoeven
2018-02-15 15:34 ` Simon Horman
2018-02-20 10:10 ` jacopo mondi
2018-02-13 9:45 ` [PATCH 04/15] pinctrl: sh-pfc: Initial " Jacopo Mondi
[not found] ` <1518515162-23663-5-git-send-email-jacopo+renesas-AW8dsiIh9cEdnm+yROfE0A@public.gmane.org>
2018-02-14 13:37 ` Geert Uytterhoeven
[not found] ` <CAMuHMdUpEjnNa4kru7mUnvhTu2YoofoopuCvUp=AGdRJqfaNEw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-02-14 13:53 ` jacopo mondi
2018-02-14 14:25 ` Geert Uytterhoeven
2018-02-19 2:57 ` Rob Herring
2018-02-13 9:45 ` [PATCH 05/15] ARM64: dts: Add R-Car Salvator-x " Jacopo Mondi
2018-02-14 13:58 ` Geert Uytterhoeven
2018-02-14 21:22 ` Philippe Ombredanne
2018-02-15 15:38 ` Simon Horman [this message]
2018-02-16 9:20 ` Geert Uytterhoeven
[not found] ` <1518515162-23663-6-git-send-email-jacopo+renesas-AW8dsiIh9cEdnm+yROfE0A@public.gmane.org>
2018-02-16 9:36 ` Geert Uytterhoeven
2018-02-13 9:45 ` [PATCH 06/15] Documentation: devicetree: dma: Add r8a77965 dmac Jacopo Mondi
2018-02-14 13:59 ` Geert Uytterhoeven
2018-02-15 15:39 ` Simon Horman
2018-02-15 15:56 ` Simon Horman
2018-02-16 9:01 ` Geert Uytterhoeven
2018-02-16 13:40 ` Simon Horman
2018-02-19 2:58 ` Rob Herring
2018-02-13 9:45 ` [PATCH 07/15] ARM64: dts: r8a77965: Add dmac device nods Jacopo Mondi
2018-02-14 14:08 ` Geert Uytterhoeven
2018-02-13 9:45 ` [PATCH 08/15] Documentation: devicetree: renesas,sci: Add r8a77965 Jacopo Mondi
2018-02-14 14:03 ` Geert Uytterhoeven
2018-02-15 15:47 ` Simon Horman
2018-02-19 2:59 ` Rob Herring
2018-02-13 9:45 ` [PATCH 09/15] pinctrl: sh-pfc: r8a77965: Add SCIFs groups/functions Jacopo Mondi
2018-02-14 14:42 ` Geert Uytterhoeven
2018-02-13 9:45 ` [PATCH 10/15] ARM64: dts: r8a77965: Add SCIF device nodes Jacopo Mondi
2018-02-14 14:13 ` Geert Uytterhoeven
2018-02-13 9:45 ` [PATCH 11/15] gpio: rcar: Add R-Car M3-N compatible string Jacopo Mondi
2018-02-14 14:05 ` Geert Uytterhoeven
2018-02-20 13:35 ` jacopo mondi
2018-02-20 13:40 ` Geert Uytterhoeven
2018-02-13 9:45 ` [PATCH 12/15] ARM64: dts: r8a77965: Add GPIO nodes Jacopo Mondi
[not found] ` <1518515162-23663-13-git-send-email-jacopo+renesas-AW8dsiIh9cEdnm+yROfE0A@public.gmane.org>
2018-02-14 14:10 ` Geert Uytterhoeven
2018-02-13 9:46 ` [PATCH 13/15] Documentation: devicetree: ravb: Add r8a77965 Jacopo Mondi
[not found] ` <1518515162-23663-14-git-send-email-jacopo+renesas-AW8dsiIh9cEdnm+yROfE0A@public.gmane.org>
2018-02-14 14:06 ` Geert Uytterhoeven
2018-02-14 15:02 ` Sergei Shtylyov
2018-02-15 15:45 ` Simon Horman
2018-02-19 3:01 ` Rob Herring
2018-02-13 9:46 ` [PATCH 14/15] pinctrl: sh-pfc: r8a77965: Add EtherAVB groups/functions Jacopo Mondi
2018-02-14 14:47 ` Geert Uytterhoeven
2018-02-13 9:46 ` [PATCH 15/15] ARM64: dts: r8a77965: Add EtherAVB device node Jacopo Mondi
2018-02-14 14:48 ` Geert Uytterhoeven
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