[PATCH v3 01/10] dt-bindings: pci: qcom: Document PCIe bindings for SM8450

Dmitry Baryshkov
2021-12-11T02:18:08Z

Document the PCIe DT bindings for SM8450 SoC.The PCIe IP is similar
to the one used on SM8250. Add the compatible for SM8450.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
---
.../devicetree/bindings/pci/qcom,pcie.txt | 21 ++++++++++++++++++-
1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.txt b/Documentation/devicetree/bindings/pci/qcom,pcie.txt
index a0ae024c2d0c..73bc763c5009 100644
--- a/Documentation/devicetree/bindings/pci/qcom,pcie.txt
+++ b/Documentation/devicetree/bindings/pci/qcom,pcie.txt
@@ -15,6 +15,7 @@
- "qcom,pcie-sc8180x" for sc8180x
- "qcom,pcie-sdm845" for sdm845
- "qcom,pcie-sm8250" for sm8250
+ - "qcom,pcie-sm8450" for sm8450
- "qcom,pcie-ipq6018" for ipq6018

- reg:
@@ -169,6 +170,24 @@
- "ddrss_sf_tbu" PCIe SF TBU clock
- "pipe" PIPE clock

+- clock-names:
+ Usage: required for sm8450
+ Value type: <stringlist>
+ Definition: Should contain the following entries
+ - "aux" Auxiliary clock
+ - "cfg" Configuration clock
+ - "bus_master" Master AXI clock
+ - "bus_slave" Slave AXI clock
+ - "slave_q2a" Slave Q2A clock
+ - "tbu" PCIe TBU clock
+ - "ddrss_sf_tbu" PCIe SF TBU clock
+ - "pipe" PIPE clock
+ - "pipe_mux" PIPE MUX
+ - "phy_pipe" PIPE output clock
+ - "ref" REFERENCE clock
+ - "aggre0" Aggre NoC PCIe0 AXI clock
+ - "aggre1" Aggre NoC PCIe1 AXI clock
+
- resets:
Usage: required
Value type: <prop-encoded-array>
@@ -246,7 +265,7 @@
- "ahb" AHB reset

- reset-names:
- Usage: required for sc8180x, sdm845 and sm8250
+ Usage: required for sc8180x, sdm845, sm8250 and sm8450
Value type: <stringlist>
Definition: Should contain the following entries
- "pci" PCIe core reset