Messages in this thread | | | From | Jim Quinlan <> | Date | Tue, 6 Apr 2021 13:26:51 -0400 | Subject | Re: [PATCH v4 2/6] dt-bindings: PCI: Add bindings for Brcmstb endpoint device voltage regulators |
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On Tue, Apr 6, 2021 at 12:47 PM Mark Brown <broonie@kernel.org> wrote: > > On Thu, Apr 01, 2021 at 05:21:42PM -0400, Jim Quinlan wrote: > > Similar to the regulator bindings found in "rockchip-pcie-host.txt", this > > allows optional regulators to be attached and controlled by the PCIe RC > > driver. That being said, this driver searches in the DT subnode (the EP > > node, eg pci@0,0) for the regulator property. > > > The use of a regulator property in the pcie EP subnode such as > > "vpcie12v-supply" depends on a pending pullreq to the pci-bus.yaml > > file at > > > > https://github.com/devicetree-org/dt-schema/pull/54 > > > > Signed-off-by: Jim Quinlan <jim2101024@gmail.com> > > --- > > Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml | 4 ++++ > > 1 file changed, 4 insertions(+) > > > > diff --git a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml > > index f90557f6deb8..f2caa5b3b281 100644 > > --- a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml > > +++ b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml > > @@ -64,6 +64,9 @@ properties: > > > > aspm-no-l0s: true > > > > + vpcie12v-supply: true > > + vpcie3v3-supply: true > > + > > No great problem with having these in the controller node (assming it > accurately describes the hardware) but I do think we ought to also be > able to describe these per slot.
Hi Mark, Can you explain what you think that would look like in the DT? Thanks, Jim Quinlan Broadcom STB
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