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Commit 8099f4bd authored by Tony Truong's avatar Tony Truong
Browse files

dt-bindings: pcie: add support for DRV feature 

Add devicetree entry to enable PCIe direct resource vote (DRV)
feature.

Change-Id: Iddd3d85b78cb21f4fa79633cd3c03e2cde43a2a3
parent b94aa7ff

bindings/pci/pci-msm.txt

+11 −0
Original line number Diff line number Diff line
@@ -202,6 +202,16 @@ Main node 
		- BIT(1)	PCIe bus driver will not start enumeration if it

				receives a WAKE interrupt



- qcom,drv-supported:

	Usage: optional

	Value type: <bool>

	Definition: Direct resource vote (DRV) is supported. APPS PCIe

		root complex driver can hand off PCIe resources to another

		subsystem. This will allow APPS to enter lower power modes

		while keeping PCIe core, PHY, and link funtional. In addition,

		the system can enter CX power collapse once the DRV subsystem

		removes its PCIe votes.



- qcom,use-19p2mhz-aux-clk:

	Usage: optional

	Value type: <bool>
@@ -454,6 +464,7 @@ Example 
		qcom,target-link-speed = <0x2>;

		qcom,link-check-max-count = <40> /* 200ms */

		qcom,boot-option = <0x1>;

		qcom,drv-supported;

		qcom,use-19p2mhz-aux-clk;

		qcom,common-clk-en;

		qcom,clk-power-manage-en;