[PATCH v2 1/4] dt-bindings: PCI: ti,j721e: Add binding to represent refclk to the connector

Kishon Vijay Abraham I
2021-01-04T12:42:44Z

Add binding to represent refclk to the PCIe connector.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
---
.../bindings/pci/ti,j721e-pci-host.yaml | 17 +++++++++++++----
1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml b/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml
index 0880a613ece6..7607018a115b 100644
--- a/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml
+++ b/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml
@@ -46,12 +46,21 @@ properties:
maxItems: 1

clocks:
- maxItems: 1
- description: clock-specifier to represent input to the PCIe
+ minItems: 1
+ maxItems: 2
+ description: clock-specifier to represent input to the PCIe for 1 item.
+ 2nd item if present represents reference clock to the connector.

clock-names:
- items:
- - const: fck
+ oneOf:
+ - description: Represent input clock to the PCIe
+ items:
+ - const: fck
+ - description: Represent input clock to the PCIe and reference clock to
+ the connector.
+ items:
+ - const: fck
+ - const: pcie_refclk

vendor-id:
const: 0x104c
--
2.17.1