On Wednesday, December 11, 2013 7:30 PM, Marek Vasut wrote: > > Some boards do not have a PCIe reset GPIO. To avoid probe > failure on these boards, make the reset GPIO optional as > well. > > Signed-off-by: Marek Vasut <marex@xxxxxxx> > Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx> > Cc: Frank Li <lznuaa@xxxxxxxxx> > Cc: Harro Haan <hrhaan@xxxxxxxxx> > Cc: Jingoo Han <jg1.han@xxxxxxxxxxx> > Cc: Mohit KUMAR <Mohit.KUMAR@xxxxxx> > Cc: Pratyush Anand <pratyush.anand@xxxxxx> > Cc: Richard Zhu <r65037@xxxxxxxxxxxxx> > Cc: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx> > Cc: Sean Cross <xobs@xxxxxxxxxx> > Cc: Shawn Guo <shawn.guo@xxxxxxxxxx> > Cc: Siva Reddy Kallam <siva.kallam@xxxxxxxxxxx> > Cc: Srikanth T Shivanand <ts.srikanth@xxxxxxxxxxx> > Cc: Tim Harvey <tharvey@xxxxxxxxxxxxx> > Cc: Troy Kisky <troy.kisky@xxxxxxxxxxxxxxxxxxx> > Cc: Yinghai Lu <yinghai@xxxxxxxxxx> > --- > .../devicetree/bindings/pci/designware-pcie.txt | 2 +- > drivers/pci/host/pci-imx6.c | 29 +++++++++++----------- > 2 files changed, 16 insertions(+), 15 deletions(-) > > diff --git a/Documentation/devicetree/bindings/pci/designware-pcie.txt > b/Documentation/devicetree/bindings/pci/designware-pcie.txt > index d5d26d4..b7a2279 100644 > --- a/Documentation/devicetree/bindings/pci/designware-pcie.txt > +++ b/Documentation/devicetree/bindings/pci/designware-pcie.txt > @@ -19,9 +19,9 @@ Required properties: > to define the mapping of the PCIe interface to interrupt > numbers. > - num-lanes: number of lanes to use > -- reset-gpio: gpio pin number of power good signal > > Optional properties for fsl,imx6q-pcie > +- reset-gpio: gpio pin number of power good signal (+cc Kishon Vijay Abraham I) As I said earlier, 'reset-gpio' property can be used for 'samsung,exynos5440-pcie'. Thus, it is not specific for 'fsl,imx6q-pcie'. Please, modify it as below: --- a/Documentation/devicetree/bindings/pci/designware-pcie.txt +++ b/Documentation/devicetree/bindings/pci/designware-pcie.txt @@ -19,6 +19,8 @@ Required properties: to define the mapping of the PCIe interface to interrupt numbers. - num-lanes: number of lanes to use + +Optional properties - reset-gpio: gpio pin number of power good signal Optional properties for fsl,imx6q-pcie Best regards, Jingoo Han -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html