On Tue, Apr 23, 2019 at 02:58:20PM +0530, Manikanta Maddireddy wrote: > Document PCIe DPD pinctrl optional property to put PEX clk & BIAS pads > in low power mode. > > Signed-off-by: Manikanta Maddireddy <mmaddireddy@xxxxxxxxxx> > --- > V2: Using standard pinctrl names, default and idle > > .../devicetree/bindings/pci/nvidia,tegra20-pcie.txt | 8 ++++++++ > 1 file changed, 8 insertions(+) Acked-by: Thierry Reding <treding@xxxxxxxxxx> > > diff --git a/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.txt b/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.txt > index 145a4f04194f..7939bca47861 100644 > --- a/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.txt > +++ b/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.txt > @@ -65,6 +65,14 @@ Required properties: > - afi > - pcie_x > > +Optional properties: > +- pinctrl-names: A list of pinctrl state names. Must contain the following > + entries: > + - "default": active state, puts PCIe I/O out of deep power down state > + - "idle": puts PCIe I/O into deep power down state > +- pinctrl-0: phandle for the default/active state of pin configurations. > +- pinctrl-1: phandle for the idle state of pin configurations. > + > Required properties on Tegra124 and later (deprecated): > - phys: Must contain an entry for each entry in phy-names. > - phy-names: Must include the following entries: > -- > 2.17.1 >
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