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* [PATCH 0/2] arm64: dts: renesas: r8a779a0: Add initial IPMMU support
@ 2021-09-01 11:13 Yoshihiro Shimoda
  2021-09-01 11:13 ` [PATCH 1/2] arm64: dts: renesas: r8a779a0: Add IPMMU nodes Yoshihiro Shimoda
  2021-09-01 11:13 ` [PATCH 2/2] arm64: dts: renesas: r8a779a0: Add iommus into sdhi node Yoshihiro Shimoda
  0 siblings, 2 replies; 5+ messages in thread
From: Yoshihiro Shimoda @ 2021-09-01 11:13 UTC (permalink / raw)
  To: geert+renesas, magnus.damm; +Cc: linux-renesas-soc, Yoshihiro Shimoda

This patch add initial IPMMU support. The dt-binding doc for
renesas,ipmmu-r8a779a0 is under review now [1]

[1]
https://lore.kernel.org/linux-renesas-soc/20210901102705.556093-1-yoshihiro.shimoda.uh@renesas.com/

Yoshihiro Shimoda (2):
  arm64: dts: renesas: r8a779a0: Add IPMMU nodes
  arm64: dts: renesas: r8a779a0: Add iommus into sdhi node

 arch/arm64/boot/dts/renesas/r8a779a0.dtsi | 98 +++++++++++++++++++++++
 1 file changed, 98 insertions(+)

-- 
2.25.1


^ permalink raw reply	[flat|nested] 5+ messages in thread

* [PATCH 1/2] arm64: dts: renesas: r8a779a0: Add IPMMU nodes
  2021-09-01 11:13 [PATCH 0/2] arm64: dts: renesas: r8a779a0: Add initial IPMMU support Yoshihiro Shimoda
@ 2021-09-01 11:13 ` Yoshihiro Shimoda
  2021-09-06 15:41   ` Geert Uytterhoeven
  2021-09-01 11:13 ` [PATCH 2/2] arm64: dts: renesas: r8a779a0: Add iommus into sdhi node Yoshihiro Shimoda
  1 sibling, 1 reply; 5+ messages in thread
From: Yoshihiro Shimoda @ 2021-09-01 11:13 UTC (permalink / raw)
  To: geert+renesas, magnus.damm; +Cc: linux-renesas-soc, Yoshihiro Shimoda

Add IPMMU nodes for r8a779a0. Note that this patch sets the power
domain of IPMMU-VC0 is Always-On tentatively because the SoC doesn't
have A3VC power domain.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
---
 arch/arm64/boot/dts/renesas/r8a779a0.dtsi | 97 +++++++++++++++++++++++
 1 file changed, 97 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
index 78ca75f619f6..4f15661f7317 100644
--- a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
@@ -1093,6 +1093,103 @@ mmc0: mmc@ee140000 {
 			status = "disabled";
 		};
 
+		ipmmu_rt0: iommu@ee480000 {
+			compatible = "renesas,ipmmu-r8a779a0";
+			reg = <0 0xee480000 0 0x20000>;
+			renesas,ipmmu-main = <&ipmmu_mm 10>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
+		ipmmu_rt1: iommu@ee4c0000 {
+			compatible = "renesas,ipmmu-r8a779a0";
+			reg = <0 0xee4c0000 0 0x20000>;
+			renesas,ipmmu-main = <&ipmmu_mm 19>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
+		ipmmu_ds0: iommu@eed00000 {
+			compatible = "renesas,ipmmu-r8a779a0";
+			reg = <0 0xeed00000 0 0x20000>;
+			renesas,ipmmu-main = <&ipmmu_mm 0>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
+		ipmmu_ds1: iommu@eed40000 {
+			compatible = "renesas,ipmmu-r8a779a0";
+			reg = <0 0xeed40000 0 0x20000>;
+			renesas,ipmmu-main = <&ipmmu_mm 1>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
+		ipmmu_ir: iommu@eed80000 {
+			compatible = "renesas,ipmmu-r8a779a0";
+			reg = <0 0xeed80000 0 0x20000>;
+			renesas,ipmmu-main = <&ipmmu_mm 3>;
+			power-domains = <&sysc R8A779A0_PD_A3IR>;
+			#iommu-cells = <1>;
+		};
+
+		ipmmu_vc0: iommu@eedc0000 {
+			compatible = "renesas,ipmmu-r8a779a0";
+			reg = <0 0xeedc0000 0 0x20000>;
+			renesas,ipmmu-main = <&ipmmu_mm 12>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
+		ipmmu_vi0: iommu@eee80000 {
+			compatible = "renesas,ipmmu-r8a779a0";
+			reg = <0 0xeee80000 0 0x20000>;
+			renesas,ipmmu-main = <&ipmmu_mm 14>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
+		ipmmu_vi1: iommu@eeec0000 {
+			compatible = "renesas,ipmmu-r8a779a0";
+			reg = <0 0xeeec0000 0 0x20000>;
+			renesas,ipmmu-main = <&ipmmu_mm 15>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
+		ipmmu_3dg: iommu@eee00000 {
+			compatible = "renesas,ipmmu-r8a779a0";
+			reg = <0 0xeee00000 0 0x20000>;
+			renesas,ipmmu-main = <&ipmmu_mm 6>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
+		ipmmu_vip0: iommu@eef00000 {
+			compatible = "renesas,ipmmu-r8a779a0";
+			reg = <0 0xeef00000 0 0x20000>;
+			renesas,ipmmu-main = <&ipmmu_mm 5>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
+		ipmmu_vip1: iommu@eef40000 {
+			compatible = "renesas,ipmmu-r8a779a0";
+			reg = <0 0xeef40000 0 0x20000>;
+			renesas,ipmmu-main = <&ipmmu_mm 11>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
+		ipmmu_mm: iommu@eefc0000 {
+			compatible = "renesas,ipmmu-r8a779a0";
+			reg = <0 0xeefc0000 0 0x20000>;
+			interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			#iommu-cells = <1>;
+		};
+
 		gic: interrupt-controller@f1000000 {
 			compatible = "arm,gic-v3";
 			#interrupt-cells = <3>;
-- 
2.25.1


^ permalink raw reply	[flat|nested] 5+ messages in thread

* [PATCH 2/2] arm64: dts: renesas: r8a779a0: Add iommus into sdhi node
  2021-09-01 11:13 [PATCH 0/2] arm64: dts: renesas: r8a779a0: Add initial IPMMU support Yoshihiro Shimoda
  2021-09-01 11:13 ` [PATCH 1/2] arm64: dts: renesas: r8a779a0: Add IPMMU nodes Yoshihiro Shimoda
@ 2021-09-01 11:13 ` Yoshihiro Shimoda
  2021-09-06 15:41   ` Geert Uytterhoeven
  1 sibling, 1 reply; 5+ messages in thread
From: Yoshihiro Shimoda @ 2021-09-01 11:13 UTC (permalink / raw)
  To: geert+renesas, magnus.damm; +Cc: linux-renesas-soc, Yoshihiro Shimoda

Add iommus into sdhi node.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
---
 arch/arm64/boot/dts/renesas/r8a779a0.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
index 4f15661f7317..e2716f1406cb 100644
--- a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
@@ -1090,6 +1090,7 @@ mmc0: mmc@ee140000 {
 			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
 			resets = <&cpg 706>;
 			max-frequency = <200000000>;
+			iommus = <&ipmmu_ds0 32>;
 			status = "disabled";
 		};
 
-- 
2.25.1


^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH 1/2] arm64: dts: renesas: r8a779a0: Add IPMMU nodes
  2021-09-01 11:13 ` [PATCH 1/2] arm64: dts: renesas: r8a779a0: Add IPMMU nodes Yoshihiro Shimoda
@ 2021-09-06 15:41   ` Geert Uytterhoeven
  0 siblings, 0 replies; 5+ messages in thread
From: Geert Uytterhoeven @ 2021-09-06 15:41 UTC (permalink / raw)
  To: Yoshihiro Shimoda; +Cc: Magnus Damm, Linux-Renesas

Hi Shimoda-san,

On Wed, Sep 1, 2021 at 1:13 PM Yoshihiro Shimoda
<yoshihiro.shimoda.uh@renesas.com> wrote:
> Add IPMMU nodes for r8a779a0. Note that this patch sets the power
> domain of IPMMU-VC0 is Always-On tentatively because the SoC doesn't
> have A3VC power domain.

The reference to the A3VC power domain in the User's Manual indeed
looks like an item that was forgotten to be updated for R-Car V3U.

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

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
i.e. will queue in renesas-devel for v5.16.

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] 5+ messages in thread

* Re: [PATCH 2/2] arm64: dts: renesas: r8a779a0: Add iommus into sdhi node
  2021-09-01 11:13 ` [PATCH 2/2] arm64: dts: renesas: r8a779a0: Add iommus into sdhi node Yoshihiro Shimoda
@ 2021-09-06 15:41   ` Geert Uytterhoeven
  0 siblings, 0 replies; 5+ messages in thread
From: Geert Uytterhoeven @ 2021-09-06 15:41 UTC (permalink / raw)
  To: Yoshihiro Shimoda; +Cc: Magnus Damm, Linux-Renesas

On Wed, Sep 1, 2021 at 1:13 PM Yoshihiro Shimoda
<yoshihiro.shimoda.uh@renesas.com> wrote:
> Add iommus into sdhi node.
>
> Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
i.e. will queue in renesas-devel for v5.16.

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] 5+ messages in thread

end of thread, other threads:[~2021-09-06 15:41 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-09-01 11:13 [PATCH 0/2] arm64: dts: renesas: r8a779a0: Add initial IPMMU support Yoshihiro Shimoda
2021-09-01 11:13 ` [PATCH 1/2] arm64: dts: renesas: r8a779a0: Add IPMMU nodes Yoshihiro Shimoda
2021-09-06 15:41   ` Geert Uytterhoeven
2021-09-01 11:13 ` [PATCH 2/2] arm64: dts: renesas: r8a779a0: Add iommus into sdhi node Yoshihiro Shimoda
2021-09-06 15:41   ` Geert Uytterhoeven

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