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authorLinus Torvalds <torvalds@linux-foundation.org>2021-07-10 19:46:20 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2021-07-10 19:46:20 +0300
commit071e5aceebebf1d33b5c29ccfd2688ed39c60007 (patch)
tree8f1800a962fb22a857939e1f50d213968c8a2e11 /Documentation/devicetree/bindings/iommu
parente083bbd6040f4efa5c13633fb4e460b919d69dae (diff)
parent2afd1c20e7547887f37f638d6b7953138d8c948e (diff)
downloadlinux-071e5aceebebf1d33b5c29ccfd2688ed39c60007.tar.xz
Merge tag 'arm-drivers-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
Pull ARM driver updates from Olof Johansson: - Reset controllers: Adding support for Microchip Sparx5 Switch. - Memory controllers: ARM Primecell PL35x SMC memory controller driver cleanups and improvements. - i.MX SoC drivers: Power domain support for i.MX8MM and i.MX8MN. - Rockchip: RK3568 power domains support + DT binding updates, cleanups. - Qualcomm SoC drivers: Amend socinfo with more SoC/PMIC details, including support for MSM8226, MDM9607, SM6125 and SC8180X. - ARM FFA driver: "Firmware Framework for ARMv8-A", defining management interfaces and communication (including bus model) between partitions both in Normal and Secure Worlds. - Tegra Memory controller changes, including major rework to deal with identity mappings at boot and integration with ARM SMMU pieces. * tag 'arm-drivers-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (120 commits) firmware: turris-mox-rwtm: add marvell,armada-3700-rwtm-firmware compatible string firmware: turris-mox-rwtm: show message about HWRNG registration firmware: turris-mox-rwtm: fail probing when firmware does not support hwrng firmware: turris-mox-rwtm: report failures better firmware: turris-mox-rwtm: fix reply status decoding function soc: imx: gpcv2: add support for i.MX8MN power domains dt-bindings: add defines for i.MX8MN power domains firmware: tegra: bpmp: Fix Tegra234-only builds iommu/arm-smmu: Use Tegra implementation on Tegra186 iommu/arm-smmu: tegra: Implement SID override programming iommu/arm-smmu: tegra: Detect number of instances at runtime dt-bindings: arm-smmu: Add Tegra186 compatible string firmware: qcom_scm: Add MDM9607 compatible soc: qcom: rpmpd: Add MDM9607 RPM Power Domains soc: renesas: Add support to read LSI DEVID register of RZ/G2{L,LC} SoC's soc: renesas: Add ARCH_R9A07G044 for the new RZ/G2L SoC's dt-bindings: soc: rockchip: drop unnecessary #phy-cells from grf.yaml memory: emif: remove unused frequency and voltage notifiers memory: fsl_ifc: fix leak of private memory on probe failure memory: fsl_ifc: fix leak of IO mapping on probe failure ...
Diffstat (limited to 'Documentation/devicetree/bindings/iommu')
-rw-r--r--Documentation/devicetree/bindings/iommu/arm,smmu.yaml11
1 files changed, 9 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
index 9d27aa5111d4..1181b590db71 100644
--- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
+++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
@@ -54,8 +54,14 @@ properties:
- const: arm,mmu-500
- description: NVIDIA SoCs that program two ARM MMU-500s identically
items:
+ - description: NVIDIA SoCs that require memory controller interaction
+ and may program multiple ARM MMU-500s identically with the memory
+ controller interleaving translations between multiple instances
+ for improved performance.
+ items:
- enum:
- - nvidia,tegra194-smmu
+ - const: nvidia,tegra194-smmu
+ - const: nvidia,tegra186-smmu
- const: nvidia,smmu-500
- items:
- const: arm,mmu-500
@@ -165,10 +171,11 @@ allOf:
contains:
enum:
- nvidia,tegra194-smmu
+ - nvidia,tegra186-smmu
then:
properties:
reg:
- minItems: 2
+ minItems: 1
maxItems: 2
else:
properties: