Re: [PATCH v6 6/6] arm64: dts: qcom: ipq5018: Enable PCIe
From: Manivannan Sadhasivam
Date: Mon Mar 24 2025 - 03:58:45 EST
On Fri, Mar 21, 2025 at 04:14:44PM +0400, George Moussalem via B4 Relay wrote:
> From: Nitheesh Sekar <quic_nsekar@xxxxxxxxxxx>
>
> Enable the PCIe controller and PHY nodes for RDP 432-c2.
>
> Signed-off-by: Nitheesh Sekar <quic_nsekar@xxxxxxxxxxx>
> Signed-off-by: Sricharan Ramabadhran <quic_srichara@xxxxxxxxxxx>
> Signed-off-by: George Moussalem <george.moussalem@xxxxxxxxxxx>
Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
- Mani
> ---
> arch/arm64/boot/dts/qcom/ipq5018-rdp432-c2.dts | 40 ++++++++++++++++++++++++++
> 1 file changed, 40 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/ipq5018-rdp432-c2.dts b/arch/arm64/boot/dts/qcom/ipq5018-rdp432-c2.dts
> index 8460b538eb6a..43def95e9275 100644
> --- a/arch/arm64/boot/dts/qcom/ipq5018-rdp432-c2.dts
> +++ b/arch/arm64/boot/dts/qcom/ipq5018-rdp432-c2.dts
> @@ -9,6 +9,8 @@
>
> #include "ipq5018.dtsi"
>
> +#include <dt-bindings/gpio/gpio.h>
> +
> / {
> model = "Qualcomm Technologies, Inc. IPQ5018/AP-RDP432.1-C2";
> compatible = "qcom,ipq5018-rdp432-c2", "qcom,ipq5018";
> @@ -28,6 +30,20 @@ &blsp1_uart1 {
> status = "okay";
> };
>
> +&pcie0 {
> + pinctrl-0 = <&pcie0_default>;
> + pinctrl-names = "default";
> +
> + perst-gpios = <&tlmm 15 GPIO_ACTIVE_LOW>;
> + wake-gpios = <&tlmm 16 GPIO_ACTIVE_LOW>;
> +
> + status = "okay";
> +};
> +
> +&pcie0_phy {
> + status = "okay";
> +};
> +
> &sdhc_1 {
> pinctrl-0 = <&sdc_default_state>;
> pinctrl-names = "default";
> @@ -43,6 +59,30 @@ &sleep_clk {
> };
>
> &tlmm {
> + pcie0_default: pcie0-default-state {
> + clkreq-n-pins {
> + pins = "gpio14";
> + function = "pcie0_clk";
> + drive-strength = <8>;
> + bias-pull-up;
> + };
> +
> + perst-n-pins {
> + pins = "gpio15";
> + function = "gpio";
> + drive-strength = <8>;
> + bias-pull-up;
> + output-low;
> + };
> +
> + wake-n-pins {
> + pins = "gpio16";
> + function = "pcie0_wake";
> + drive-strength = <8>;
> + bias-pull-up;
> + };
> + };
> +
> sdc_default_state: sdc-default-state {
> clk-pins {
> pins = "gpio9";
>
> --
> 2.48.1
>
>
--
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