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authorMagnus Damm <damm+renesas@opensource.se>2015-11-17 12:53:20 +0900
committerJoerg Roedel <jroedel@suse.de>2015-11-26 14:43:18 +0100
commit89ae54baabdb31e9ee3b4d2b20e17fcdca08a1b2 (patch)
tree5e20d3d2b9ffe75c01f9274f9f62ba78fe55a105 /Documentation
parent1ec218373b8ebda821aec00bb156a9c94fad9cd4 (diff)
iommu/ipmmu-vmsa: Include SoC part number in DT binding docs
Add part numbers for APE6 and current set of R-Car Gen2 SoCs to the IPMMU DT binding documentation. The example is also updated to show how the generic compatible string may be used as fallback. Signed-off-by: Magnus Damm <damm+renesas@opensource.se> Acked-by: Simon Horman <horms+renesas@verge.net.au> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.txt12
1 files changed, 10 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.txt b/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.txt
index cd29083e16ec..48ffb38f699e 100644
--- a/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.txt
+++ b/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.txt
@@ -7,7 +7,15 @@ connected to the IPMMU through a port called micro-TLB.
Required Properties:
- - compatible: Must contain "renesas,ipmmu-vmsa".
+ - compatible: Must contain SoC-specific and generic entries from below.
+
+ - "renesas,ipmmu-r8a73a4" for the R8A73A4 (R-Mobile APE6) IPMMU.
+ - "renesas,ipmmu-r8a7790" for the R8A7790 (R-Car H2) IPMMU.
+ - "renesas,ipmmu-r8a7791" for the R8A7791 (R-Car M2-W) IPMMU.
+ - "renesas,ipmmu-r8a7793" for the R8A7793 (R-Car M2-N) IPMMU.
+ - "renesas,ipmmu-r8a7794" for the R8A7794 (R-Car E2) IPMMU.
+ - "renesas,ipmmu-vmsa" for generic R-Car Gen2 VMSA-compatible IPMMU.
+
- reg: Base address and size of the IPMMU registers.
- interrupts: Specifiers for the MMU fault interrupts. For instances that
support secure mode two interrupts must be specified, for non-secure and
@@ -27,7 +35,7 @@ node with the following property:
Example: R8A7791 IPMMU-MX and VSP1-D0 bus master
ipmmu_mx: mmu@fe951000 {
- compatible = "renasas,ipmmu-vmsa";
+ compatible = "renasas,ipmmu-r8a7791", "renasas,ipmmu-vmsa";
reg = <0 0xfe951000 0 0x1000>;
interrupts = <0 222 IRQ_TYPE_LEVEL_HIGH>,
<0 221 IRQ_TYPE_LEVEL_HIGH>;