Add an outbound iATU-capable memory-region which will be used to send PCIe
message (such as PME_Turn_Off) to peripheral. So all platforms can use
common method to send out PME_Turn_Off message by using one outbound iATU.
Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
---
Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml b/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml
index 022055edbf9e6..25a5420a9ce1e 100644
--- a/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml
+++ b/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml
@@ -101,6 +101,10 @@ properties:
Outbound iATU-capable memory-region which will be used to access
the peripheral PCIe devices configuration space.
const: config
+ - description:
+ Outbound iATU-capable memory-region which will be used to send
+ PCIe message (such as PME_Turn_Off) to peripheral.
+ const: msg
- description:
Vendor-specific CSR names. Consider using the generic names above
for new bindings.
--
2.34.1
