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authorManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>2022-09-14 13:23:48 +0530
committerBjorn Helgaas <bhelgaas@google.com>2022-10-05 17:17:25 -0500
commit8dffa879ac79ffb6421dd924e74e6d07b0996207 (patch)
tree1226cdfea00b38b7bf05265f06a542ca0a849164 /Documentation/devicetree/bindings/pci
parentPCI: qcom-ep: Make PERST separation optional (diff)
downloadlinux-dev-8dffa879ac79ffb6421dd924e74e6d07b0996207.tar.xz
linux-dev-8dffa879ac79ffb6421dd924e74e6d07b0996207.zip
dt-bindings: PCI: qcom-ep: Define clocks per platform
In preparation for adding the bindings for future SoCs, define the clocks per platform. Link: https://lore.kernel.org/r/20220914075350.7992-11-manivannan.sadhasivam@linaro.org Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Signed-off-by: Lorenzo Pieralisi <lpieralisi@kernel.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/pci')
-rw-r--r--Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml50
1 files changed, 31 insertions, 19 deletions
diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml
index b728ede3f09f..bb8e982e69be 100644
--- a/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml
+++ b/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml
@@ -9,9 +9,6 @@ title: Qualcomm PCIe Endpoint Controller binding
maintainers:
- Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
-allOf:
- - $ref: "pci-ep.yaml#"
-
properties:
compatible:
const: qcom,sdx55-pcie-ep
@@ -35,24 +32,10 @@ properties:
- const: mmio
clocks:
- items:
- - description: PCIe Auxiliary clock
- - description: PCIe CFG AHB clock
- - description: PCIe Master AXI clock
- - description: PCIe Slave AXI clock
- - description: PCIe Slave Q2A AXI clock
- - description: PCIe Sleep clock
- - description: PCIe Reference clock
+ maxItems: 7
clock-names:
- items:
- - const: aux
- - const: cfg
- - const: bus_master
- - const: bus_slave
- - const: slave_q2a
- - const: sleep
- - const: ref
+ maxItems: 7
qcom,perst-regs:
description: Reference to a syscon representing TCSR followed by the two
@@ -112,6 +95,35 @@ required:
- reset-names
- power-domains
+allOf:
+ - $ref: pci-ep.yaml#
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,sdx55-pcie-ep
+ then:
+ properties:
+ clocks:
+ items:
+ - description: PCIe Auxiliary clock
+ - description: PCIe CFG AHB clock
+ - description: PCIe Master AXI clock
+ - description: PCIe Slave AXI clock
+ - description: PCIe Slave Q2A AXI clock
+ - description: PCIe Sleep clock
+ - description: PCIe Reference clock
+ clock-names:
+ items:
+ - const: aux
+ - const: cfg
+ - const: bus_master
+ - const: bus_slave
+ - const: slave_q2a
+ - const: sleep
+ - const: ref
+
unevaluatedProperties: false
examples: