Commit c9d511dc authored by Richard Zhu's avatar Richard Zhu Committed by Bjorn Helgaas
Browse files

dt-bindings: imx6q-pcie: Add "vph-supply" for PHY supply voltage 

The i.MX8MQ PCIe PHY can use either a 1.8V or a 3.3V power supply.  Add a
"vph-supply" property to indicate which regulator supplies power for the
PHY.

Link: https://lore.kernel.org/r/1622771269-13844-2-git-send-email-hongxing.zhu@nxp.com


Signed-off-by: default avatarRichard Zhu <hongxing.zhu@nxp.com>
Signed-off-by: default avatarLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
Reviewed-by: default avatarLucas Stach <l.stach@pengutronix.de>
Acked-by: default avatarRob Herring <robh@kernel.org>
parent 7a289a16

Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.txt

+3 −0
Original line number Diff line number Diff line
@@ -38,6 +38,9 @@ Optional properties: 
  The regulator will be enabled when initializing the PCIe host and

  disabled either as part of the init process or when shutting down the

  host.

- vph-supply: Should specify the regulator in charge of VPH one of the three

  PCIe PHY powers. This regulator can be supplied by both 1.8v and 3.3v voltage

  supplies.



Additional required properties for imx6sx-pcie:

- clock names: Must include the following additional entries: