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[PATCHv4,4/6] dt-bindings: pci: layerscape-pci: Update the description of SCFG property

Message ID 20210406090449.36352-5-Zhiqiang.Hou@nxp.com
State New
Headers show
Series PCI: layerscape: Add power management support | expand

Commit Message

Z.q. Hou April 6, 2021, 9:04 a.m. UTC
From: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>

Update the description of the second entry of 'fsl,pcie-scfg' property,
as the LS1043A PCIe controller also has some control registers in SCFG
block, while it has 3 controllers.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Acked-by: Rob Herring <robh@kernel.org>
---
V4:
 - Rebased against the latest code base

 Documentation/devicetree/bindings/pci/layerscape-pci.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/Documentation/devicetree/bindings/pci/layerscape-pci.txt b/Documentation/devicetree/bindings/pci/layerscape-pci.txt
index d633c1fabdb4..8231f6729385 100644
--- a/Documentation/devicetree/bindings/pci/layerscape-pci.txt
+++ b/Documentation/devicetree/bindings/pci/layerscape-pci.txt
@@ -34,7 +34,7 @@  Required properties:
   "intr": The interrupt that is asserted for controller interrupts
 - fsl,pcie-scfg: Must include two entries.
   The first entry must be a link to the SCFG device node
-  The second entry must be '0' or '1' based on physical PCIe controller index.
+  The second entry is the physical PCIe controller index starting from '0'.
   This is used to get SCFG PEXN registers
 - dma-coherent: Indicates that the hardware IP block can ensure the coherency
   of the data transferred from/to the IP block. This can avoid the software