From 6ddfbec80077eca7b7e5a4298750d3dac82997ff Mon Sep 17 00:00:00 2001 From: Benjamin Gaignard Date: Wed, 15 Apr 2026 09:23:40 +0200 Subject: [PATCH] arm64: dts: rockchip: Add verisilicon IOMMU node on RK3588 Add the device tree node for the Verisilicon IOMMU present in the RK3588 SoC. This IOMMU handles address translation for the VPU hardware blocks. Signed-off-by: Benjamin Gaignard Signed-off-by: Joerg Roedel --- arch/arm64/boot/dts/rockchip/rk3588-base.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi index 4fb8888c281c8..b78347a83ed99 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi @@ -1428,6 +1428,17 @@ clock-names = "aclk", "hclk"; power-domains = <&power RK3588_PD_AV1>; resets = <&cru SRST_A_AV1>, <&cru SRST_P_AV1>, <&cru SRST_A_AV1_BIU>, <&cru SRST_P_AV1_BIU>; + iommus = <&av1d_mmu>; + }; + + av1d_mmu: iommu@fdca0000 { + compatible = "rockchip,rk3588-av1-iommu", "verisilicon,iommu-1.2"; + reg = <0x0 0xfdca0000 0x0 0x600>; + interrupts = ; + clocks = <&cru ACLK_AV1>, <&cru PCLK_AV1>; + clock-names = "core", "iface"; + #iommu-cells = <0>; + power-domains = <&power RK3588_PD_AV1>; }; vop: vop@fdd90000 { -- 2.47.3