Re: [PATCH v6 2/2] arm64: dts: qcom: ipq5424: Enable PCIe PHYs and controllers

From: Manikanta Mylavarapu
Date: Thu Apr 03 2025 - 01:08:32 EST




On 4/2/2025 7:50 PM, Dmitry Baryshkov wrote:
> On Wed, Apr 02, 2025 at 03:57:23PM +0530, Manikanta Mylavarapu wrote:
>> Enable the PCIe controller and PHY nodes corresponding to RDP466.
>>
>> Signed-off-by: Manikanta Mylavarapu <quic_mmanikan@xxxxxxxxxxx>
>> ---
>> Changes in V6:
>> - No change.
>>
>> arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts | 41 ++++++++++++++++++++-
>> 1 file changed, 40 insertions(+), 1 deletion(-)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts b/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts
>> index 0fd0ebe0251d..1f89530cb035 100644
>> --- a/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts
>> +++ b/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts
>> @@ -82,6 +82,32 @@ &dwc_1 {
>> dr_mode = "host";
>> };
>>
>> +&pcie2 {
>> + pinctrl-0 = <&pcie2_default_state>;
>> + pinctrl-names = "default";
>> +
>> + perst-gpios = <&tlmm 31 GPIO_ACTIVE_LOW>;
>
>
> No wake-gpios? Please document it in the commit message.
>

Hi Dmitry,

Thank you for reviewing the patch.

The wake GPIO is dropped because the PCIe on the IPQ5424 doesn't support low power mode.
I will document this information in the commit message and post the next version.

Thanks & Regards,
Manikanta.