PCI: histb: Add an optional regulator for PCIe port power control

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The power supplies to PCIe port are often controlled by GPIO on some board
designs.  Let's add an optional regulator which can be backed by GPIO to
control the power.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Rob Herring <robh@kernel.org>

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Shawn Guo 2018-03-02 09:12:01 +08:00 • committed by Lorenzo Pieralisi

parent db0c25f8aa

commit 58dfb24349

2 changed files with 22 additions and 0 deletions

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1

Documentation/devicetree/bindings/pci/hisilicon-histb-pcie.txt

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21

drivers/pci/dwc/pcie-histb.c

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