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| author | Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> | 2023-03-13 13:40:26 +0100 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2023-03-22 15:28:58 +0100 |
| commit | b67ab6fb63bbbe6d2c0edebd28c27ea425c8b55b (patch) | |
| tree | aa0dd69c61a6b9582482577b73a4e9e9b6390001 /Documentation/devicetree/bindings/iommu | |
| parent | iommu/ipmmu-vmsa: remove R-Car H3 ES1.* handling (diff) | |
| download | linux-b67ab6fb63bbbe6d2c0edebd28c27ea425c8b55b.tar.xz linux-b67ab6fb63bbbe6d2c0edebd28c27ea425c8b55b.zip | |
dt-bindings: iommu: renesas, ipmmu-vmsa: Update for R-Car Gen4
Since R-Car Gen4 does not have the main IPMMU IMSSTR register, update
the bindings to drop the interrupt bit number from the
renesas,ipmmu-main property.
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
[geert: Re-add removed items level, add minItems/maxItems constraints]
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230313124026.954514-1-yoshihiro.shimoda.uh@renesas.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'Documentation/devicetree/bindings/iommu')
| -rw-r--r-- | Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml | 32 |
1 files changed, 24 insertions, 8 deletions
diff --git a/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml b/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml index 72308a4c14e7..be90f68c11d1 100644 --- a/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml +++ b/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml @@ -74,16 +74,16 @@ properties: renesas,ipmmu-main: $ref: /schemas/types.yaml#/definitions/phandle-array items: - - items: + - minItems: 1 + items: - description: phandle to main IPMMU - - description: the interrupt bit number associated with the particular - cache IPMMU device. The interrupt bit number needs to match the main - IPMMU IMSSTR register. Only used by cache IPMMU instances. + - description: + The interrupt bit number associated with the particular cache + IPMMU device. If present, the interrupt bit number needs to match + the main IPMMU IMSSTR register. Only used by cache IPMMU + instances. description: - Reference to the main IPMMU phandle plus 1 cell. The cell is - the interrupt bit number associated with the particular cache IPMMU - device. The interrupt bit number needs to match the main IPMMU IMSSTR - register. Only used by cache IPMMU instances. + Reference to the main IPMMU. required: - compatible @@ -109,6 +109,22 @@ allOf: required: - power-domains + - if: + properties: + compatible: + contains: + const: renesas,rcar-gen4-ipmmu-vmsa + then: + properties: + renesas,ipmmu-main: + items: + - maxItems: 1 + else: + properties: + renesas,ipmmu-main: + items: + - minItems: 2 + examples: - | #include <dt-bindings/clock/r8a7791-cpg-mssr.h> |