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author | Hou Zhiqiang <Zhiqiang.Hou@nxp.com> | 2022-03-12 02:49:35 +0300 |
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committer | Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> | 2022-04-08 14:35:21 +0300 |
commit | 6c389328c985a3aa8575cf3a573a05c1d121fceb (patch) | |
tree | 861dda0d823ca1b32d0e0341e8fbed127c39f54a | |
parent | 3123109284176b1532874591f7c81f3837bbdc17 (diff) | |
download | linux-6c389328c985a3aa8575cf3a573a05c1d121fceb.tar.xz |
dt-bindings: pci: layerscape-pci: Add a optional property big-endian
This property is to indicate the endianness when accessing the
PEX_LUT and PF register block, so if these registers are
implemented in big-endian, specify this property.
Link: https://lore.kernel.org/r/20220311234938.8706-2-leoyang.li@nxp.com
Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Rob Herring <robh@kernel.org>
-rw-r--r-- | Documentation/devicetree/bindings/pci/layerscape-pci.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/pci/layerscape-pci.txt b/Documentation/devicetree/bindings/pci/layerscape-pci.txt index f36efa73a470..215d2ee65c83 100644 --- a/Documentation/devicetree/bindings/pci/layerscape-pci.txt +++ b/Documentation/devicetree/bindings/pci/layerscape-pci.txt @@ -40,6 +40,10 @@ Required properties: of the data transferred from/to the IP block. This can avoid the software cache flush/invalid actions, and improve the performance significantly. +Optional properties: +- big-endian: If the PEX_LUT and PF register block is in big-endian, specify + this property. + Example: pcie@3400000 { |