arm64: dts: socfpga: agilex5: Add IOMMUS property for ethernet nodes

Posted by muhammadnazimamirul.nazleasmade@altera.com 2 weeks, 1 day ago

From: Nazim Amirul <muhammad.nazim.amirul.nazle.asmade@altera.com>

To enable SMMU integration, populate the iommus property to the ethernet
device-tree node.

Signed-off-by: Nazim Amirul <muhammad.nazim.amirul.nazle.asmade@altera.com>
---
 arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi b/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi
index 1f5d560f97b2..06f98667499b 100644
--- a/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi
+++ b/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi
@@ -577,6 +577,7 @@ gmac0: ethernet@10810000 {
 			snps,tso;
 			altr,sysmgr-syscon = <&sysmgr 0x44 0>;
 			snps,clk-csr = <0>;
+			iommus = <&smmu 1>;
 			status = "disabled";
 
 			stmmac_axi_emac0_setup: stmmac-axi-config {
@@ -689,6 +690,7 @@ gmac1: ethernet@10820000 {
 			snps,tso;
 			altr,sysmgr-syscon = <&sysmgr 0x48 0>;
 			snps,clk-csr = <0>;
+			iommus = <&smmu 2>;
 			status = "disabled";
 
 			stmmac_axi_emac1_setup: stmmac-axi-config {
@@ -801,6 +803,7 @@ gmac2: ethernet@10830000 {
 			snps,tso;
 			altr,sysmgr-syscon = <&sysmgr 0x4c 0>;
 			snps,clk-csr = <0>;
+			iommus = <&smmu 3>;
 			status = "disabled";
 
 			stmmac_axi_emac2_setup: stmmac-axi-config {
-- 
2.43.7

Re: arm64: dts: socfpga: agilex5: Add IOMMUS property for ethernet nodes

Posted by Dinh Nguyen 1 week, 3 days ago


On 12/3/25 20:29, muhammadnazimamirul.nazleasmade@altera.com wrote:
> From: Nazim Amirul <muhammad.nazim.amirul.nazle.asmade@altera.com>
> 
> To enable SMMU integration, populate the iommus property to the ethernet
> device-tree node.
> 
> Signed-off-by: Nazim Amirul <muhammad.nazim.amirul.nazle.asmade@altera.com>
> ---
>   arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi | 3 +++
>   1 file changed, 3 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi b/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi
> index 1f5d560f97b2..06f98667499b 100644
> --- a/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi
> +++ b/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi
> @@ -577,6 +577,7 @@ gmac0: ethernet@10810000 {
>   			snps,tso;
>   			altr,sysmgr-syscon = <&sysmgr 0x44 0>;
>   			snps,clk-csr = <0>;
> +			iommus = <&smmu 1>;
>   			status = "disabled";
>   
>   			stmmac_axi_emac0_setup: stmmac-axi-config {
> @@ -689,6 +690,7 @@ gmac1: ethernet@10820000 {
>   			snps,tso;
>   			altr,sysmgr-syscon = <&sysmgr 0x48 0>;
>   			snps,clk-csr = <0>;
> +			iommus = <&smmu 2>;
>   			status = "disabled";
>   
>   			stmmac_axi_emac1_setup: stmmac-axi-config {
> @@ -801,6 +803,7 @@ gmac2: ethernet@10830000 {
>   			snps,tso;
>   			altr,sysmgr-syscon = <&sysmgr 0x4c 0>;
>   			snps,clk-csr = <0>;
> +			iommus = <&smmu 3>;
>   			status = "disabled";
>   
>   			stmmac_axi_emac2_setup: stmmac-axi-config {

Applied!

Thanks,
Dinh