关键词:rockchip; iommu,iep_mmu; rk32 iommu;
rockchip — iommu dts配置
1、属性值配置:
- compatible : "iommu,iep_mmu" - reg : 配置iommu寄存器的物理基地址,以及寄存器的空间大小; - interrupts : 配置iommu有中断;
2、实例:
Example: iep_mmu { dbgname = "iep"; compatible = "iommu,iep_mmu"; reg = <0xff900800 0x100>; interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>; interrupt-names = "iep_mmu"; };