Commit c9f04600 authored by Dmitry Baryshkov's avatar Dmitry Baryshkov Committed by Bjorn Helgaas
Browse files

dt-bindings: PCI: qcom: Document ddrss_sf_tbu clock for sm8250 

On SM8250 additional clock is required for PCIe devices to access NOC.
Document this requirement in devicetree bindings.

Link: https://lore.kernel.org/r/20210117013114.441973-2-dmitry.baryshkov@linaro.org


Fixes: 45816824 ("dt-bindings: pci: qcom: Document PCIe bindings for SM8250 SoC")
Signed-off-by: default avatarDmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: default avatarLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
parent 7c53f6b6

Documentation/devicetree/bindings/pci/qcom,pcie.txt

+15 −2
Original line number Diff line number Diff line
@@ -133,7 +133,19 @@ 
			- "slave_bus"	AXI Slave clock



- clock-names:

	Usage: required for sdm845 and sm8250

	Usage: required for sdm845

	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

			- "pipe"	PIPE clock



- clock-names:

	Usage: required for sm8250

	Value type: <stringlist>

	Definition: Should contain the following entries

			- "aux"		Auxiliary clock
@@ -142,6 +154,7 @@ 
			- "bus_slave"	Slave AXI clock

			- "slave_q2a"	Slave Q2A clock

			- "tbu"		PCIe TBU clock

			- "ddrss_sf_tbu" PCIe SF TBU clock

			- "pipe"	PIPE clock



- resets: