diff options
| author | Marcin Wojtas <mw@semihalf.com> | 2020-07-15 09:06:49 +0200 |
|---|---|---|
| committer | Gregory CLEMENT <gregory.clement@bootlin.com> | 2020-07-18 23:08:23 +0200 |
| commit | 83a3545d9c377c8524a238d22258e0319106f080 (patch) | |
| tree | 36ddc73da6292fc1c83a504686a37be7d61d10a9 /arch/arm64 | |
| parent | b3a9e3b9622ae10064826dccb4f7a52bd88c7407 (diff) | |
| download | linux-83a3545d9c377c8524a238d22258e0319106f080.tar.bz2 | |
arm64: dts: marvell: add SMMU support
Add IOMMU node for Marvell AP806 based SoCs together with platform
and PCI device Stream ID mapping.
Signed-off-by: Marcin Wojtas <mw@semihalf.com>
Signed-off-by: Tomasz Nowicki <tn@semihalf.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>
Diffstat (limited to 'arch/arm64')
| -rw-r--r-- | arch/arm64/boot/dts/marvell/armada-7040.dtsi | 28 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/marvell/armada-8040.dtsi | 40 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/marvell/armada-ap80x.dtsi | 18 |
3 files changed, 86 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/marvell/armada-7040.dtsi b/arch/arm64/boot/dts/marvell/armada-7040.dtsi index 47247215770d..7a3198cd7a07 100644 --- a/arch/arm64/boot/dts/marvell/armada-7040.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-7040.dtsi @@ -14,3 +14,31 @@ compatible = "marvell,armada7040", "marvell,armada-ap806-quad", "marvell,armada-ap806"; }; + +&smmu { + status = "okay"; +}; + +&cp0_pcie0 { + iommu-map = + <0x0 &smmu 0x480 0x20>, + <0x100 &smmu 0x4a0 0x20>, + <0x200 &smmu 0x4c0 0x20>; + iommu-map-mask = <0x031f>; +}; + +&cp0_sata0 { + iommus = <&smmu 0x444>; +}; + +&cp0_sdhci0 { + iommus = <&smmu 0x445>; +}; + +&cp0_usb3_0 { + iommus = <&smmu 0x440>; +}; + +&cp0_usb3_1 { + iommus = <&smmu 0x441>; +}; diff --git a/arch/arm64/boot/dts/marvell/armada-8040.dtsi b/arch/arm64/boot/dts/marvell/armada-8040.dtsi index 7699b19224c2..79e8ce59baa8 100644 --- a/arch/arm64/boot/dts/marvell/armada-8040.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-8040.dtsi @@ -15,6 +15,18 @@ "marvell,armada-ap806"; }; +&smmu { + status = "okay"; +}; + +&cp0_pcie0 { + iommu-map = + <0x0 &smmu 0x480 0x20>, + <0x100 &smmu 0x4a0 0x20>, + <0x200 &smmu 0x4c0 0x20>; + iommu-map-mask = <0x031f>; +}; + /* The RTC requires external oscillator. But on Aramda 80x0, the RTC clock * in CP master is not connected (by package) to the oscillator. So * disable it. However, the RTC clock in CP slave is connected to the @@ -23,3 +35,31 @@ &cp0_rtc { status = "disabled"; }; + +&cp0_sata0 { + iommus = <&smmu 0x444>; +}; + +&cp0_sdhci0 { + iommus = <&smmu 0x445>; +}; + +&cp0_usb3_0 { + iommus = <&smmu 0x440>; +}; + +&cp0_usb3_1 { + iommus = <&smmu 0x441>; +}; + +&cp1_sata0 { + iommus = <&smmu 0x454>; +}; + +&cp1_usb3_0 { + iommus = <&smmu 0x450>; +}; + +&cp1_usb3_1 { + iommus = <&smmu 0x451>; +}; diff --git a/arch/arm64/boot/dts/marvell/armada-ap80x.dtsi b/arch/arm64/boot/dts/marvell/armada-ap80x.dtsi index 7f9b9a647717..12e477f1aeb9 100644 --- a/arch/arm64/boot/dts/marvell/armada-ap80x.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-ap80x.dtsi @@ -56,6 +56,24 @@ compatible = "simple-bus"; ranges = <0x0 0x0 0xf0000000 0x1000000>; + smmu: iommu@5000000 { + compatible = "marvell,ap806-smmu-500", "arm,mmu-500"; + reg = <0x100000 0x100000>; + dma-coherent; + #iommu-cells = <1>; + #global-interrupts = <1>; + interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>; + status = "disabled"; + }; + gic: interrupt-controller@210000 { compatible = "arm,gic-400"; #interrupt-cells = <3>; |