l-linux-imx ;
> linux-arm-ker...@lists.infradead.org; linux-kernel@vger.kernel.org;
> ker...@pengutronix.de
> Subject: Re: [PATCH v3 1/3] dt-bindings: imx6q-pcie: add one regulator
> used to power up pcie phy
> Am Donnerstag, dem 25.03.2021 um 16:44 +0800 schrieb Richard Zhu:
>
Am Donnerstag, dem 25.03.2021 um 16:44 +0800 schrieb Richard Zhu:
> Both 1.8v and 3.3v power supplies can be used by i.MX8MQ PCIe PHY.
> In default, the PCIE_VPH voltage is suggested to be 1.8v refer to data
> sheet. When PCIE_VPH is supplied by 3.3v in the HW schematic design,
> the VREG_BYPASS
Both 1.8v and 3.3v power supplies can be used by i.MX8MQ PCIe PHY.
In default, the PCIE_VPH voltage is suggested to be 1.8v refer to data
sheet. When PCIE_VPH is supplied by 3.3v in the HW schematic design,
the VREG_BYPASS bits of GPR registers should be cleared from default
value 1b'1 to 1b'0.
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