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* [PATCH 0/2] arm64: dts: renesas: r8a779f0: Add IPMMU nodes
@ 2022-01-25 13:00 Yoshihiro Shimoda
  2022-01-25 13:00 ` [PATCH 1/2] " Yoshihiro Shimoda
  2022-01-25 13:00 ` [PATCH 2/2] arm64: dts: renesas: r8a779f0: Add iommus in dmac nodes Yoshihiro Shimoda
  0 siblings, 2 replies; 7+ messages in thread
From: Yoshihiro Shimoda @ 2022-01-25 13:00 UTC (permalink / raw)
  To: geert+renesas, magnus.damm; +Cc: linux-renesas-soc, Yoshihiro Shimoda

This patch series is based on renesas-drivers-2022-01-11-v5.16.
And, the following patch series which I have submitted today is required to use.

 [PATCH 0/2] iommu/ipmmu-vmsa: Add support for R-Car Gen4

Yoshihiro Shimoda (2):
  arm64: dts: renesas: r8a779f0: Add IPMMU nodes
  arm64: dts: renesas: r8a779f0: Add iommus in dmac nodes

 arch/arm64/boot/dts/renesas/r8a779f0.dtsi | 62 +++++++++++++++++++++++
 1 file changed, 62 insertions(+)

-- 
2.25.1


^ permalink raw reply	[flat|nested] 7+ messages in thread

* [PATCH 1/2] arm64: dts: renesas: r8a779f0: Add IPMMU nodes
  2022-01-25 13:00 [PATCH 0/2] arm64: dts: renesas: r8a779f0: Add IPMMU nodes Yoshihiro Shimoda
@ 2022-01-25 13:00 ` Yoshihiro Shimoda
  2022-02-02  9:21   ` Geert Uytterhoeven
  2022-01-25 13:00 ` [PATCH 2/2] arm64: dts: renesas: r8a779f0: Add iommus in dmac nodes Yoshihiro Shimoda
  1 sibling, 1 reply; 7+ messages in thread
From: Yoshihiro Shimoda @ 2022-01-25 13:00 UTC (permalink / raw)
  To: geert+renesas, magnus.damm; +Cc: linux-renesas-soc, Yoshihiro Shimoda

Add IPMMU nodes for r8a779f0.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
---
 arch/arm64/boot/dts/renesas/r8a779f0.dtsi | 46 +++++++++++++++++++++++
 1 file changed, 46 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a779f0.dtsi b/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
index 5426532d10e2..3b3d01ba08dd 100644
--- a/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
@@ -164,6 +164,52 @@ dmac1: dma-controller@e7351000 {
 			dma-channels = <16>;
 		};
 
+		ipmmu_rt0: iommu@ee480000 {
+			compatible = "renesas,ipmmu-r8a779f0",
+				     "renesas,rcar-gen4-ipmmu";
+			reg = <0 0xee480000 0 0x20000>;
+			renesas,ipmmu-main = <&ipmmu_mm 10>;
+			power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
+		ipmmu_rt1: iommu@ee4c0000 {
+			compatible = "renesas,ipmmu-r8a779f0",
+				     "renesas,rcar-gen4-ipmmu";
+			reg = <0 0xee4c0000 0 0x20000>;
+			renesas,ipmmu-main = <&ipmmu_mm 19>;
+			power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
+		ipmmu_ds0: iommu@eed00000 {
+			compatible = "renesas,ipmmu-r8a779f0",
+				     "renesas,rcar-gen4-ipmmu";
+			reg = <0 0xeed00000 0 0x20000>;
+			renesas,ipmmu-main = <&ipmmu_mm 0>;
+			power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
+		ipmmu_hsc: iommu@eed40000 {
+			compatible = "renesas,ipmmu-r8a779f0",
+				     "renesas,rcar-gen4-ipmmu";
+			reg = <0 0xeed40000 0 0x20000>;
+			renesas,ipmmu-main = <&ipmmu_mm 2>;
+			power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
+		ipmmu_mm: iommu@eefc0000 {
+			compatible = "renesas,ipmmu-r8a779f0",
+				     "renesas,rcar-gen4-ipmmu";
+			reg = <0 0xeefc0000 0 0x20000>;
+			interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
+			power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
 		gic: interrupt-controller@f1000000 {
 			compatible = "arm,gic-v3";
 			#interrupt-cells = <3>;
-- 
2.25.1


^ permalink raw reply related	[flat|nested] 7+ messages in thread

* [PATCH 2/2] arm64: dts: renesas: r8a779f0: Add iommus in dmac nodes
  2022-01-25 13:00 [PATCH 0/2] arm64: dts: renesas: r8a779f0: Add IPMMU nodes Yoshihiro Shimoda
  2022-01-25 13:00 ` [PATCH 1/2] " Yoshihiro Shimoda
@ 2022-01-25 13:00 ` Yoshihiro Shimoda
  2022-02-02  9:38   ` Geert Uytterhoeven
  1 sibling, 1 reply; 7+ messages in thread
From: Yoshihiro Shimoda @ 2022-01-25 13:00 UTC (permalink / raw)
  To: geert+renesas, magnus.damm; +Cc: linux-renesas-soc, Yoshihiro Shimoda

Add iommus propaties in the dmac nodes for r8a779f0.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
---
 arch/arm64/boot/dts/renesas/r8a779f0.dtsi | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a779f0.dtsi b/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
index 3b3d01ba08dd..bce7808cf380 100644
--- a/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
@@ -127,6 +127,14 @@ dmac0: dma-controller@e7350000 {
 			resets = <&cpg 709>;
 			#dma-cells = <1>;
 			dma-channels = <16>;
+			iommus = <&ipmmu_ds0 0>, <&ipmmu_ds0 1>,
+				 <&ipmmu_ds0 2>, <&ipmmu_ds0 3>,
+				 <&ipmmu_ds0 4>, <&ipmmu_ds0 5>,
+				 <&ipmmu_ds0 6>, <&ipmmu_ds0 7>,
+				 <&ipmmu_ds0 8>, <&ipmmu_ds0 9>,
+				 <&ipmmu_ds0 10>, <&ipmmu_ds0 11>,
+				 <&ipmmu_ds0 12>, <&ipmmu_ds0 13>,
+				 <&ipmmu_ds0 14>, <&ipmmu_ds0 15>;
 		};
 
 		dmac1: dma-controller@e7351000 {
@@ -162,6 +170,14 @@ dmac1: dma-controller@e7351000 {
 			resets = <&cpg 710>;
 			#dma-cells = <1>;
 			dma-channels = <16>;
+			iommus = <&ipmmu_ds0 16>, <&ipmmu_ds0 17>,
+				 <&ipmmu_ds0 18>, <&ipmmu_ds0 19>,
+				 <&ipmmu_ds0 20>, <&ipmmu_ds0 21>,
+				 <&ipmmu_ds0 22>, <&ipmmu_ds0 23>,
+				 <&ipmmu_ds0 24>, <&ipmmu_ds0 25>,
+				 <&ipmmu_ds0 26>, <&ipmmu_ds0 27>,
+				 <&ipmmu_ds0 28>, <&ipmmu_ds0 29>,
+				 <&ipmmu_ds0 30>, <&ipmmu_ds0 31>;
 		};
 
 		ipmmu_rt0: iommu@ee480000 {
-- 
2.25.1


^ permalink raw reply related	[flat|nested] 7+ messages in thread

* Re: [PATCH 1/2] arm64: dts: renesas: r8a779f0: Add IPMMU nodes
  2022-01-25 13:00 ` [PATCH 1/2] " Yoshihiro Shimoda
@ 2022-02-02  9:21   ` Geert Uytterhoeven
  2022-05-30  1:08     ` Yoshihiro Shimoda
  0 siblings, 1 reply; 7+ messages in thread
From: Geert Uytterhoeven @ 2022-02-02  9:21 UTC (permalink / raw)
  To: Yoshihiro Shimoda; +Cc: Magnus Damm, Linux-Renesas

Hi Shimodan-san,

On Tue, Jan 25, 2022 at 2:00 PM Yoshihiro Shimoda
<yoshihiro.shimoda.uh@renesas.com> wrote:
> Add IPMMU nodes for r8a779f0.
>
> Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>

Thanks for your patch!

> --- a/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
> +++ b/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
> @@ -164,6 +164,52 @@ dmac1: dma-controller@e7351000 {
>                         dma-channels = <16>;
>                 };
>
> +               ipmmu_rt0: iommu@ee480000 {
> +                       compatible = "renesas,ipmmu-r8a779f0",
> +                                    "renesas,rcar-gen4-ipmmu";
> +                       reg = <0 0xee480000 0 0x20000>;
> +                       renesas,ipmmu-main = <&ipmmu_mm 10>;
> +                       power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
> +                       #iommu-cells = <1>;
> +               };
> +
> +               ipmmu_rt1: iommu@ee4c0000 {
> +                       compatible = "renesas,ipmmu-r8a779f0",
> +                                    "renesas,rcar-gen4-ipmmu";
> +                       reg = <0 0xee4c0000 0 0x20000>;
> +                       renesas,ipmmu-main = <&ipmmu_mm 19>;
> +                       power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
> +                       #iommu-cells = <1>;
> +               };
> +
> +               ipmmu_ds0: iommu@eed00000 {
> +                       compatible = "renesas,ipmmu-r8a779f0",
> +                                    "renesas,rcar-gen4-ipmmu";
> +                       reg = <0 0xeed00000 0 0x20000>;
> +                       renesas,ipmmu-main = <&ipmmu_mm 0>;
> +                       power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
> +                       #iommu-cells = <1>;
> +               };
> +
> +               ipmmu_hsc: iommu@eed40000 {
> +                       compatible = "renesas,ipmmu-r8a779f0",
> +                                    "renesas,rcar-gen4-ipmmu";
> +                       reg = <0 0xeed40000 0 0x20000>;
> +                       renesas,ipmmu-main = <&ipmmu_mm 2>;

Bit 2 nor HSC are documented in the MMU Interrupt Status Register
(IMSSTR) register in Rev. 0.51 of the R-Car S4 Hardware User's Manual.

> +                       power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
> +                       #iommu-cells = <1>;
> +               };
> +
> +               ipmmu_mm: iommu@eefc0000 {
> +                       compatible = "renesas,ipmmu-r8a779f0",
> +                                    "renesas,rcar-gen4-ipmmu";
> +                       reg = <0 0xeefc0000 0 0x20000>;
> +                       interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>,
> +                                    <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
> +                       power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
> +                       #iommu-cells = <1>;
> +               };
> +

The rest looks good to me.

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

^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: [PATCH 2/2] arm64: dts: renesas: r8a779f0: Add iommus in dmac nodes
  2022-01-25 13:00 ` [PATCH 2/2] arm64: dts: renesas: r8a779f0: Add iommus in dmac nodes Yoshihiro Shimoda
@ 2022-02-02  9:38   ` Geert Uytterhoeven
  0 siblings, 0 replies; 7+ messages in thread
From: Geert Uytterhoeven @ 2022-02-02  9:38 UTC (permalink / raw)
  To: Yoshihiro Shimoda; +Cc: Magnus Damm, Linux-Renesas

Hi Shimoda-san,

Thanks for your patch!

On Tue, Jan 25, 2022 at 2:00 PM Yoshihiro Shimoda
<yoshihiro.shimoda.uh@renesas.com> wrote:
> Add iommus propaties in the dmac nodes for r8a779f0.

properties.

> Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>

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

^ permalink raw reply	[flat|nested] 7+ messages in thread

* RE: [PATCH 1/2] arm64: dts: renesas: r8a779f0: Add IPMMU nodes
  2022-02-02  9:21   ` Geert Uytterhoeven
@ 2022-05-30  1:08     ` Yoshihiro Shimoda
  2022-05-30  1:19       ` Yoshihiro Shimoda
  0 siblings, 1 reply; 7+ messages in thread
From: Yoshihiro Shimoda @ 2022-05-30  1:08 UTC (permalink / raw)
  To: Geert Uytterhoeven; +Cc: Magnus Damm, Linux-Renesas

Hi Geert-san,

> From: Geert Uytterhoeven, Sent: Wednesday, February 2, 2022 6:21 PM
> 
> Hi Shimodan-san,
> 
> On Tue, Jan 25, 2022 at 2:00 PM Yoshihiro Shimoda
> <yoshihiro.shimoda.uh@renesas.com> wrote:
> > Add IPMMU nodes for r8a779f0.
> >
> > Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
> 
> Thanks for your patch!

Thank you for your review! And, I'm sorry, I completely overlooked this email...

> > --- a/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
> > +++ b/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
> > @@ -164,6 +164,52 @@ dmac1: dma-controller@e7351000 {
> >                         dma-channels = <16>;
> >                 };
> >
> > +               ipmmu_rt0: iommu@ee480000 {
> > +                       compatible = "renesas,ipmmu-r8a779f0",
> > +                                    "renesas,rcar-gen4-ipmmu";
> > +                       reg = <0 0xee480000 0 0x20000>;
> > +                       renesas,ipmmu-main = <&ipmmu_mm 10>;
> > +                       power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
> > +                       #iommu-cells = <1>;
> > +               };
> > +
> > +               ipmmu_rt1: iommu@ee4c0000 {
> > +                       compatible = "renesas,ipmmu-r8a779f0",
> > +                                    "renesas,rcar-gen4-ipmmu";
> > +                       reg = <0 0xee4c0000 0 0x20000>;
> > +                       renesas,ipmmu-main = <&ipmmu_mm 19>;
> > +                       power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
> > +                       #iommu-cells = <1>;
> > +               };
> > +
> > +               ipmmu_ds0: iommu@eed00000 {
> > +                       compatible = "renesas,ipmmu-r8a779f0",
> > +                                    "renesas,rcar-gen4-ipmmu";
> > +                       reg = <0 0xeed00000 0 0x20000>;
> > +                       renesas,ipmmu-main = <&ipmmu_mm 0>;
> > +                       power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
> > +                       #iommu-cells = <1>;
> > +               };
> > +
> > +               ipmmu_hsc: iommu@eed40000 {
> > +                       compatible = "renesas,ipmmu-r8a779f0",
> > +                                    "renesas,rcar-gen4-ipmmu";
> > +                       reg = <0 0xeed40000 0 0x20000>;
> > +                       renesas,ipmmu-main = <&ipmmu_mm 2>;
> 
> Bit 2 nor HSC are documented in the MMU Interrupt Status Register
> (IMSSTR) register in Rev. 0.51 of the R-Car S4 Hardware User's Manual.

I got it. I'll remove this.

> > +                       power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
> > +                       #iommu-cells = <1>;
> > +               };
> > +
> > +               ipmmu_mm: iommu@eefc0000 {
> > +                       compatible = "renesas,ipmmu-r8a779f0",
> > +                                    "renesas,rcar-gen4-ipmmu";
> > +                       reg = <0 0xeefc0000 0 0x20000>;
> > +                       interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>,
> > +                                    <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
> > +                       power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
> > +                       #iommu-cells = <1>;
> > +               };
> > +
> 
> The rest looks good to me.

Thanks!

Best regards,
Yoshihiro Shimoda


^ permalink raw reply	[flat|nested] 7+ messages in thread

* RE: [PATCH 1/2] arm64: dts: renesas: r8a779f0: Add IPMMU nodes
  2022-05-30  1:08     ` Yoshihiro Shimoda
@ 2022-05-30  1:19       ` Yoshihiro Shimoda
  0 siblings, 0 replies; 7+ messages in thread
From: Yoshihiro Shimoda @ 2022-05-30  1:19 UTC (permalink / raw)
  To: Geert Uytterhoeven; +Cc: Magnus Damm, Linux-Renesas

Hi Geert-san again,

> From: Yoshihiro Shimoda, Sent: Monday, May 30, 2022 10:09 AM
> > From: Geert Uytterhoeven, Sent: Wednesday, February 2, 2022 6:21 PM
> >
> > Hi Shimodan-san,
> >
> > On Tue, Jan 25, 2022 at 2:00 PM Yoshihiro Shimoda
> > <yoshihiro.shimoda.uh@renesas.com> wrote:
> > > Add IPMMU nodes for r8a779f0.
> > >
> > > Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
> >
> > Thanks for your patch!
> 
> Thank you for your review! And, I'm sorry, I completely overlooked this email...
> 
> > > --- a/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
> > > +++ b/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
> > > @@ -164,6 +164,52 @@ dmac1: dma-controller@e7351000 {
> > >                         dma-channels = <16>;
> > >                 };
> > >
> > > +               ipmmu_rt0: iommu@ee480000 {
> > > +                       compatible = "renesas,ipmmu-r8a779f0",
> > > +                                    "renesas,rcar-gen4-ipmmu";
> > > +                       reg = <0 0xee480000 0 0x20000>;
> > > +                       renesas,ipmmu-main = <&ipmmu_mm 10>;
> > > +                       power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
> > > +                       #iommu-cells = <1>;
> > > +               };
> > > +
> > > +               ipmmu_rt1: iommu@ee4c0000 {
> > > +                       compatible = "renesas,ipmmu-r8a779f0",
> > > +                                    "renesas,rcar-gen4-ipmmu";
> > > +                       reg = <0 0xee4c0000 0 0x20000>;
> > > +                       renesas,ipmmu-main = <&ipmmu_mm 19>;
> > > +                       power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
> > > +                       #iommu-cells = <1>;
> > > +               };
> > > +
> > > +               ipmmu_ds0: iommu@eed00000 {
> > > +                       compatible = "renesas,ipmmu-r8a779f0",
> > > +                                    "renesas,rcar-gen4-ipmmu";
> > > +                       reg = <0 0xeed00000 0 0x20000>;
> > > +                       renesas,ipmmu-main = <&ipmmu_mm 0>;
> > > +                       power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
> > > +                       #iommu-cells = <1>;
> > > +               };
> > > +
> > > +               ipmmu_hsc: iommu@eed40000 {
> > > +                       compatible = "renesas,ipmmu-r8a779f0",
> > > +                                    "renesas,rcar-gen4-ipmmu";
> > > +                       reg = <0 0xeed40000 0 0x20000>;
> > > +                       renesas,ipmmu-main = <&ipmmu_mm 2>;
> >
> > Bit 2 nor HSC are documented in the MMU Interrupt Status Register
> > (IMSSTR) register in Rev. 0.51 of the R-Car S4 Hardware User's Manual.
> 
> I got it. I'll remove this.

I'm sorry again, but I checked the Rev.0.70 of the R-Car S4 Hardware User's Manual
and then the Bit 2 HC is documented in the register. So, I'll rename it.

Best regards,
Yoshihiro Shimoda

> > > +                       power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
> > > +                       #iommu-cells = <1>;
> > > +               };
> > > +
> > > +               ipmmu_mm: iommu@eefc0000 {
> > > +                       compatible = "renesas,ipmmu-r8a779f0",
> > > +                                    "renesas,rcar-gen4-ipmmu";
> > > +                       reg = <0 0xeefc0000 0 0x20000>;
> > > +                       interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>,
> > > +                                    <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
> > > +                       power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
> > > +                       #iommu-cells = <1>;
> > > +               };
> > > +
> >
> > The rest looks good to me.
> 
> Thanks!
> 
> Best regards,
> Yoshihiro Shimoda


^ permalink raw reply	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2022-05-30  1:19 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-01-25 13:00 [PATCH 0/2] arm64: dts: renesas: r8a779f0: Add IPMMU nodes Yoshihiro Shimoda
2022-01-25 13:00 ` [PATCH 1/2] " Yoshihiro Shimoda
2022-02-02  9:21   ` Geert Uytterhoeven
2022-05-30  1:08     ` Yoshihiro Shimoda
2022-05-30  1:19       ` Yoshihiro Shimoda
2022-01-25 13:00 ` [PATCH 2/2] arm64: dts: renesas: r8a779f0: Add iommus in dmac nodes Yoshihiro Shimoda
2022-02-02  9:38   ` Geert Uytterhoeven

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