From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
To: Hongyang Zhao <hongyang.zhao@thundersoft.com>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
cros-qcom-dts-watchers@chromium.org
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, rosh@debian.org
Subject: Re: [PATCH v2] arm64: dts: qcom: kodiak: Move PCIe GPIOs and PHYs to root ports
Date: Mon, 8 Jun 2026 11:20:17 +0200 [thread overview]
Message-ID: <11c9e2cf-4fcc-405f-9ba5-934025da3341@oss.qualcomm.com> (raw)
In-Reply-To: <20260607-rubikpi-bugfix-next-20260605-v2-1-7bf229978bcd@thundersoft.com>
On 6/7/26 6:17 AM, Hongyang Zhao wrote:
> The Qualcomm PCIe binding deprecates perst-gpios and wake-gpios
> on the host bridge and expects board reset and wake GPIOs to be
> described on the root port. PERST# is described there as
> reset-gpios.
>
> Move the PCIe PHY references in kodiak.dtsi to the PCIe0 and PCIe1
> root port nodes, and move the board-specific PCIe reset and wake
> GPIOs in the Kodiak DTs to the corresponding root ports.
>
> Keep the PHY and GPIO resources on the same root port nodes so the
> Qualcomm PCIe driver can parse the root port binding instead of
> falling back to the legacy host bridge GPIO parsing.
>
> Signed-off-by: Hongyang Zhao <hongyang.zhao@thundersoft.com>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Konrad
next prev parent reply other threads:[~2026-06-08 9:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-07 4:17 Hongyang Zhao
2026-06-07 7:50 ` Dmitry Baryshkov
2026-06-08 9:20 ` Konrad Dybcio [this message]
2026-07-08 14:56 ` Bjorn Andersson
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