linux-kernel - Re: [PATCH v7 12/12] arm64: dts: qcom: sm8550-mtp: Add PCIe PHYs and controllers nodes

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Message-ID: <Y9zaT0SA5yahuBoW@hovoldconsulting.com>
Date:   Fri, 3 Feb 2023 10:56:31 +0100
From:   Johan Hovold <johan@...nel.org>
To:     Abel Vesa <abel.vesa@...aro.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        "vkoul@...nel.org" <vkoul@...nel.org>,
        Kishon Vijay Abraham I <kishon@...nel.org>,
        Manivannan Sadhasivam <mani@...nel.org>,
        Johan Hovold <johan+linaro@...nel.org>,
        linux-arm-msm@...r.kernel.org, linux-pci@...r.kernel.org,
        linux-phy@...ts.infradead.org, devicetree@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Neil Armstrong <neil.armstrong@...aro.org>
Subject: Re: [PATCH v7 12/12] arm64: dts: qcom: sm8550-mtp: Add PCIe PHYs and
 controllers nodes

On Fri, Feb 03, 2023 at 10:18:07AM +0200, Abel Vesa wrote:
> Enable PCIe controllers and PHYs nodes on SM8550 MTP board.
> 
> Co-developed-by: Neil Armstrong <neil.armstrong@...aro.org>
> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
> Signed-off-by: Abel Vesa <abel.vesa@...aro.org>
> ---

> +&pcie_1_phy_aux_clk {
> +	clock-frequency = <1000>;
> +};
> +
> +&pcie0 {
> +	wake-gpios = <&tlmm 96 GPIO_ACTIVE_HIGH>;
> +	perst-gpios = <&tlmm 94 GPIO_ACTIVE_LOW>;
> +
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pcie0_default_state>;
> +
> +	status = "okay";
> +};
> +
> +&pcie0_phy {
> +	vdda-phy-supply = <&vreg_l1e_0p88>;
> +	vdda-pll-supply = <&vreg_l3e_1p2>;

Super nit: add newline for consistency.

> +	status = "okay";
> +};
> +
> +&pcie1 {
> +	wake-gpios = <&tlmm 99 GPIO_ACTIVE_HIGH>;
> +	perst-gpios = <&tlmm 97 GPIO_ACTIVE_LOW>;

Neither controller needs the new enable gpio?

> +
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pcie1_default_state>;
> +
> +	status = "okay";
> +};
> +
> +&pcie1_phy {
> +	vdda-phy-supply = <&vreg_l3c_0p91>;
> +	vdda-pll-supply = <&vreg_l3e_1p2>;
> +	vdda-qref-supply = <&vreg_l1e_0p88>;
> +
> +	status = "okay";
> +};
> +
>  &pm8550_gpios {
>  	sdc2_card_det_n: sdc2-card-det-state {
>  		pins = "gpio12";

Johan