diff mbox

[v4,03/15] arm64: dts: renesas: r8a7795: Tie SYS-DMAC to IPMMU-DS0/1

Message ID 20171101103452.7491-4-horms+renesas@verge.net.au (mailing list archive)
State Superseded
Delegated to: Simon Horman
Headers show

Commit Message

Simon Horman Nov. 1, 2017, 10:34 a.m. UTC 
From: Magnus Damm <damm+renesas@opensource.se>

Hook up r8a7795 SYS-DMAC nodes to the IPMMUs. In particular SYS-DMAC0 gets
tied to IPMMU-DS0, and SYS-DMAC1 and SYS-DMAC2 get tied to IPMMU-DS1.

Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---
v4 [Simon Horman]
* Broke out of a larger patch

v1 - v3 [Magnus Damm]
---
 arch/arm64/boot/dts/renesas/r8a7795.dtsi | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

Comments

Geert Uytterhoeven Nov. 7, 2017, 9:15 a.m. UTC | #1 
On Wed, Nov 1, 2017 at 11:34 AM, Simon Horman
<horms+renesas@verge.net.au> wrote:
> From: Magnus Damm <damm+renesas@opensource.se>
>
> Hook up r8a7795 SYS-DMAC nodes to the IPMMUs. In particular SYS-DMAC0 gets
> tied to IPMMU-DS0, and SYS-DMAC1 and SYS-DMAC2 get tied to IPMMU-DS1.
>
> Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

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
diff mbox

Patch

diff --git a/arch/arm64/boot/dts/renesas/r8a7795.dtsi b/arch/arm64/boot/dts/renesas/r8a7795.dtsi
index 9750881c90a6..fce66aaf282e 100644
--- a/arch/arm64/boot/dts/renesas/r8a7795.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a7795.dtsi
@@ -580,6 +580,14 @@ 
 			resets = <&cpg 219>;
 			#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@e7300000 {
@@ -614,6 +622,14 @@ 
 			resets = <&cpg 218>;
 			#dma-cells = <1>;
 			dma-channels = <16>;
+			iommus = <&ipmmu_ds1 0>, <&ipmmu_ds1 1>,
+			       <&ipmmu_ds1 2>, <&ipmmu_ds1 3>,
+			       <&ipmmu_ds1 4>, <&ipmmu_ds1 5>,
+			       <&ipmmu_ds1 6>, <&ipmmu_ds1 7>,
+			       <&ipmmu_ds1 8>, <&ipmmu_ds1 9>,
+			       <&ipmmu_ds1 10>, <&ipmmu_ds1 11>,
+			       <&ipmmu_ds1 12>, <&ipmmu_ds1 13>,
+			       <&ipmmu_ds1 14>, <&ipmmu_ds1 15>;
 		};
 
 		dmac2: dma-controller@e7310000 {
@@ -648,6 +664,14 @@ 
 			resets = <&cpg 217>;
 			#dma-cells = <1>;
 			dma-channels = <16>;
+			iommus = <&ipmmu_ds1 16>, <&ipmmu_ds1 17>,
+			       <&ipmmu_ds1 18>, <&ipmmu_ds1 19>,
+			       <&ipmmu_ds1 20>, <&ipmmu_ds1 21>,
+			       <&ipmmu_ds1 22>, <&ipmmu_ds1 23>,
+			       <&ipmmu_ds1 24>, <&ipmmu_ds1 25>,
+			       <&ipmmu_ds1 26>, <&ipmmu_ds1 27>,
+			       <&ipmmu_ds1 28>, <&ipmmu_ds1 29>,
+			       <&ipmmu_ds1 30>, <&ipmmu_ds1 31>;
 		};
 
 		audma0: dma-controller@ec700000 {