[v2] arm64: dts: renesas: r9a07g044: Add Cortex-A55 PMU node

[PATCH v2] arm64: dts: renesas: r9a07g044: Add Cortex-A55 PMU node

Posted by Prabhakar 2 years, 7 months ago

From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

Enable the performance monitor unit for the Cortex-A55 cores on the
RZ/G2L (r9a07g044) SoC.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
---
v1->v2
* Fixed interrupt type
---
 arch/arm64/boot/dts/renesas/r9a07g044.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
index 80b2332798d9..2c848aad7aea 100644
--- a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
@@ -161,6 +161,11 @@ opp-50000000 {
 		};
 	};
 
+	pmu {
+		compatible = "arm,cortex-a55-pmu";
+		interrupts-extended = <&gic GIC_PPI 7 IRQ_TYPE_LEVEL_LOW>;
+	};
+
 	psci {
 		compatible = "arm,psci-1.0", "arm,psci-0.2";
 		method = "smc";
-- 
2.25.1

Re: [PATCH v2] arm64: dts: renesas: r9a07g044: Add Cortex-A55 PMU node

Posted by Geert Uytterhoeven 2 years, 7 months ago

On Mon, Feb 6, 2023 at 1:13 AM Prabhakar <prabhakar.csengg@gmail.com> wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
>
> Enable the performance monitor unit for the Cortex-A55 cores on the
> RZ/G2L (r9a07g044) SoC.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> ---
> v1->v2
> * Fixed interrupt type

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
i.e. will queue in renesas-devel for v6.4.

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

Re: [PATCH v2] arm64: dts: renesas: r9a07g044: Add Cortex-A55 PMU node

Posted by Geert Uytterhoeven 2 years, 6 months ago

Hi Prabhakar,

On Fri, Feb 10, 2023 at 11:49 AM Geert Uytterhoeven
<geert@linux-m68k.org> wrote:
> On Mon, Feb 6, 2023 at 1:13 AM Prabhakar <prabhakar.csengg@gmail.com> wrote:
> > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> >
> > Enable the performance monitor unit for the Cortex-A55 cores on the
> > RZ/G2L (r9a07g044) SoC.
> >
> > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> > ---
> > v1->v2
> > * Fixed interrupt type
>
> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
> i.e. will queue in renesas-devel for v6.4.

And cloning for RZ/V2L...

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

Re: [PATCH v2] arm64: dts: renesas: r9a07g044: Add Cortex-A55 PMU node

Posted by Lad, Prabhakar 2 years, 6 months ago

Hi Geert,

On Fri, Mar 10, 2023 at 12:11 PM Geert Uytterhoeven
<geert@linux-m68k.org> wrote:
>
> Hi Prabhakar,
>
> On Fri, Feb 10, 2023 at 11:49 AM Geert Uytterhoeven
> <geert@linux-m68k.org> wrote:
> > On Mon, Feb 6, 2023 at 1:13 AM Prabhakar <prabhakar.csengg@gmail.com> wrote:
> > > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> > >
> > > Enable the performance monitor unit for the Cortex-A55 cores on the
> > > RZ/G2L (r9a07g044) SoC.
> > >
> > > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> > > ---
> > > v1->v2
> > > * Fixed interrupt type
> >
> > Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
> > i.e. will queue in renesas-devel for v6.4.
>
> And cloning for RZ/V2L...
>
Thank you for taking care of this.

Cheers,
Prabhakar