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| author | Punit Agrawal <punit.agrawal@arm.com> | 2013-08-22 14:34:25 +0400 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2013-09-17 15:02:15 +0400 |
| commit | fcb20f15167dc33336cb53724ef67255db8401b4 (patch) | |
| tree | 3eb72373df74b9fe4d2f0a3c9cb1e75902a6074f /Documentation/devicetree/bindings/arm/cci.txt | |
| parent | 272b98c6455f00884f0350f775c5342358ebb73f (diff) | |
| download | linux-fcb20f15167dc33336cb53724ef67255db8401b4.tar.xz | |
ARM: dts: Improve CCI bindings documentation
Improve the description of the value types used in the CCI binding.
Cc: devicetree@vger.kernel.org
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Nicolas Pitre <nicolas.pitre@linaro.org>
Cc: Rob Herring <rob.herring@calxeda.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Punit Agrawal <punit.agrawal@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'Documentation/devicetree/bindings/arm/cci.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/arm/cci.txt | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/arm/cci.txt b/Documentation/devicetree/bindings/arm/cci.txt index 92d36e2aa877..024c03df051a 100644 --- a/Documentation/devicetree/bindings/arm/cci.txt +++ b/Documentation/devicetree/bindings/arm/cci.txt @@ -36,14 +36,18 @@ specific to ARM. - reg Usage: required - Value type: <prop-encoded-array> + Value type: Integer cells. A register entry, expressed as a pair + of cells, containing base and size. Definition: A standard property. Specifies base physical address of CCI control registers common to all interfaces. - ranges: Usage: required - Value type: <prop-encoded-array> + Value type: Integer cells. An array of range entries, expressed + as a tuple of cells, containing child address, + parent address and the size of the region in the + child address space. Definition: A standard property. Follow rules in the ePAPR for hierarchical bus addressing. CCI interfaces addresses refer to the parent node addressing @@ -74,7 +78,9 @@ specific to ARM. - reg: Usage: required - Value type: <prop-encoded-array> + Value type: Integer cells. A register entry, expressed + as a pair of cells, containing base and + size. Definition: the base address and size of the corresponding interface programming registers. |