Re: [PATCH v3 3/9] arm64: dts: imx8mm: add the pcie phy support

From: Lucas Stach
Date: Fri Oct 15 2021 - 14:30:46 EST


Am Dienstag, dem 12.10.2021 um 16:41 +0800 schrieb Richard Zhu:
> Add the PCIe PHY support on iMX8MM platforms.
>
> Signed-off-by: Richard Zhu <hongxing.zhu@xxxxxxx>
> ---
> arch/arm64/boot/dts/freescale/imx8mm.dtsi | 13 +++++++++++++
> 1 file changed, 13 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> index c2f3f118f82e..ac5d11466608 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> @@ -1135,6 +1135,19 @@ usbmisc2: usbmisc@32e50200 {
> reg = <0x32e50200 0x200>;
> };
>
> + pcie_phy: pcie-phy@32f00000 {
> + compatible = "fsl,imx8mm-pcie-phy";
> + reg = <0x32f00000 0x10000>;
> + clocks = <&clk IMX8MM_CLK_PCIE1_PHY>;
> + clock-names = "phy";

Clock name specified in the binding is "ref".

> + assigned-clocks = <&clk IMX8MM_CLK_PCIE1_PHY>;
> + assigned-clock-rates = <100000000>;
> + assigned-clock-parents = <&clk IMX8MM_SYS_PLL2_100M>;
> + resets = <&src IMX8MQ_RESET_PCIEPHY>;
> + reset-names = "pciephy";
> + #phy-cells = <0>;
> + status = "disabled";
> + };
> };
>
> dma_apbh: dma-controller@33000000 {