Am Dienstag, dem 12.10.2021 um 16:41 +0800 schrieb Richard Zhu:
> Add the PCIe PHY support on iMX8MM EVK boards.
> And set the default reference clock mode.
>
> Signed-off-by: Richard Zhu <hongxing.zhu@xxxxxxx>
> ---
> arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi
> index e033d0257b5a..2d0684ac82f6 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi
> @@ -5,6 +5,7 @@
>
> /dts-v1/;
>
> +#include <dt-bindings/phy/phy-imx8-pcie.h>
> #include <dt-bindings/usb/pd.h>
> #include "imx8mm.dtsi"
>
> @@ -289,6 +290,12 @@ pca6416: gpio@20 {
> };
> };
>
> +&pcie_phy {
> + fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
> + clocks = <&clk IMX8MM_CLK_DUMMY>;
Please add a fixed clock DT node for the external clock generator and
use this one instead of the dummy clock here.
Regards,
Lucas
> + status = "okay";
> +};
> +
> &sai3 {
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_sai3>;
