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author | Shawn Guo <shawn.guo@linaro.org> | 2018-03-02 09:12:01 +0800 |
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committer | Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> | 2018-03-07 16:24:27 +0000 |
commit | 58dfb24349e1d0aa6461d2b0f2811b46fe350280 (patch) | |
tree | 93ae2e1c48dfb25305d015c2745e269f804dc8be /Documentation | |
parent | db0c25f8aadad8f0be1c6986cf1dcf874d40d79b (diff) | |
download | linux-58dfb24349e1d0aa6461d2b0f2811b46fe350280.tar.gz linux-58dfb24349e1d0aa6461d2b0f2811b46fe350280.tar.bz2 linux-58dfb24349e1d0aa6461d2b0f2811b46fe350280.zip |
PCI: histb: Add an optional regulator for PCIe port power control
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>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/pci/hisilicon-histb-pcie.txt | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/pci/hisilicon-histb-pcie.txt b/Documentation/devicetree/bindings/pci/hisilicon-histb-pcie.txt index c84bc027930b..760b4d740616 100644 --- a/Documentation/devicetree/bindings/pci/hisilicon-histb-pcie.txt +++ b/Documentation/devicetree/bindings/pci/hisilicon-histb-pcie.txt @@ -34,6 +34,7 @@ Required properties Optional properties: - reset-gpios: The gpio to generate PCIe PERST# assert and deassert signal. +- vpcie-supply: The regulator in charge of PCIe port power. - phys: List of phandle and phy mode specifier, should be 0. - phy-names: Must be "phy". |