Messages in this thread | | | Date | Tue, 31 Mar 2020 11:33:48 -0600 | From | Rob Herring <> | Subject | Re: [PATCH 11/12] devicetree: bindings: pci: add force_gen1 for qcom,pcie |
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On Fri, Mar 20, 2020 at 07:34:53PM +0100, Ansuel Smith wrote: > Document force_gen1 optional definition to limit pcie > line to GEN1 speed > > Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com> > --- > Documentation/devicetree/bindings/pci/qcom,pcie.txt | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.txt b/Documentation/devicetree/bindings/pci/qcom,pcie.txt > index 8c1d014f37b0..766876465c42 100644 > --- a/Documentation/devicetree/bindings/pci/qcom,pcie.txt > +++ b/Documentation/devicetree/bindings/pci/qcom,pcie.txt > @@ -260,6 +260,11 @@ > Definition: If not defined is 0. In ipq806x is set to 7. In newer > revision (v2.0) the offset is zero. > > +- force_gen1: > + Usage: optional > + Value type: <u32> > + Definition: Set 1 to force the pcie line to GEN1 > +
I believe we have a standard property 'link-speed' for this purpose.
> * Example for ipq/apq8064 > pcie@1b500000 { > compatible = "qcom,pcie-apq8064", "qcom,pcie-ipq8064", "snps,dw-pcie"; > -- > 2.25.1 >
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