Message ID | 20190404112511.28118-1-thierry.reding@gmail.com |
---|---|
State | Deferred |
Headers | show |
Series | [1/8] dt-bindings: phy: tegra-xusb: List PLL power supplies | expand |
On Thu, 4 Apr 2019 13:25:04 +0200, Thierry Reding wrote: > From: Thierry Reding <treding@nvidia.com> > > These power supplies provide power for various PLLs that are set up and > driven by the XUSB pad controller. These power supplies were previously > improperly added to the PCIe and XUSB controllers, but depending on the > driver probe order, power to the PLLs will not be supplied soon enough > and cause initialization to fail. > > Signed-off-by: Thierry Reding <treding@nvidia.com> > --- > .../bindings/phy/nvidia,tegra124-xusb-padctl.txt | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > Reviewed-by: Rob Herring <robh@kernel.org>
diff --git a/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt b/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt index daedb15f322e..9fb682e47c29 100644 --- a/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt +++ b/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt @@ -42,6 +42,18 @@ Required properties: - reset-names: Must include the following entries: - "padctl" +For Tegra124: +- avdd-pll-utmip-supply: UTMI PLL power supply. Must supply 1.8 V. +- avdd-pll-erefe-supply: PLLE reference PLL power supply. Must supply 1.05 V. +- avdd-pex-pll-supply: PCIe/USB3 PLL power supply. Must supply 1.05 V. +- hvdd-pex-pll-e-supply: High-voltage PLLE power supply. Must supply 3.3 V. + +For Tegra210: +- avdd-pll-utmip-supply: UTMI PLL power supply. Must supply 1.8 V. +- avdd-pll-uerefe-supply: PLLE reference PLL power supply. Must supply 1.05 V. +- dvdd-pex-pll-supply: PCIe/USB3 PLL power supply. Must supply 1.05 V. +- hvdd-pex-pll-e-supply: High-voltage PLLE power supply. Must supply 1.8 V. + For Tegra186: - avdd-pll-erefeut-supply: UPHY brick and reference clock as well as UTMI PHY power supply. Must supply 1.8 V.