[PATCH 3/3] arm64: dts: imx95: Add iommus property and enable SMMU
Peng Fan (OSS)
peng.fan at oss.nxp.com
Thu Apr 9 05:00:03 PDT 2026
From: Peng Fan <peng.fan at nxp.com>
Add iommus property for SDHC and EDMA
Enable SMMU by default.
Signed-off-by: Peng Fan <peng.fan at nxp.com>
---
arch/arm64/boot/dts/freescale/imx95.dtsi | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi b/arch/arm64/boot/dts/freescale/imx95.dtsi
index 3e35c956a4d7af88310b3dfaef7e3d064f530e07..adcc0e1d3696b93250ab97fcac7c181b187d3d10 100644
--- a/arch/arm64/boot/dts/freescale/imx95.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx95.dtsi
@@ -777,6 +777,7 @@ edma3: dma-controller at 42210000 {
<GIC_SPI 287 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&scmi_clk IMX95_CLK_BUSWAKEUP>;
clock-names = "dma";
+ iommus = <&smmu 0x0>;
};
mu7: mailbox at 42430000 {
@@ -1242,6 +1243,7 @@ usdhc1: mmc at 42850000 {
bus-width = <8>;
fsl,tuning-start-tap = <1>;
fsl,tuning-step = <2>;
+ iommus = <&smmu 0x1>;
status = "disabled";
};
@@ -1259,6 +1261,7 @@ usdhc2: mmc at 42860000 {
bus-width = <4>;
fsl,tuning-start-tap = <1>;
fsl,tuning-step = <2>;
+ iommus = <&smmu 0x2>;
status = "disabled";
};
@@ -1276,6 +1279,7 @@ usdhc3: mmc at 428b0000 {
bus-width = <4>;
fsl,tuning-start-tap = <1>;
fsl,tuning-step = <2>;
+ iommus = <&smmu 0x3>;
status = "disabled";
};
};
@@ -1768,7 +1772,6 @@ smmu: iommu at 490d0000 {
<GIC_SPI 326 IRQ_TYPE_EDGE_RISING>;
interrupt-names = "eventq", "gerror", "priq", "cmdq-sync";
#iommu-cells = <1>;
- status = "disabled";
};
pmu at 490d2000 {
--
2.37.1
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