From: Hongyang Zhao <hongyang.zhao@thundersoft.com>
To: dmitry.baryshkov@oss.qualcomm.com
Cc: andersson@kernel.org, conor+dt@kernel.org,
devicetree@vger.kernel.org, hongyang.zhao@thundersoft.com,
konradybcio@kernel.org, krzk+dt@kernel.org,
linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
robh@kernel.org, rosh@debian.org
Subject: Re: [PATCH] arm64: dts: qcom: qcs6490-rubikpi3: Move PCIe GPIOs to root ports
Date: Sun, 7 Jun 2026 12:14:24 +0800 [thread overview]
Message-ID: <20260607041424.37142-1-hongyang.zhao@thundersoft.com> (raw)
In-Reply-To: <3eot5467yvyvmw6rckfsklmw2mh3vs4v3apqexjthg5ygksdag@j274au5cv3mc>
> On Sun, Jun 07, 2026 at 03:13:49AM +0800, Hongyang Zhao wrote:
> > The Qualcomm PCIe binding deprecates perst-gpios on the host
> > bridge and expects endpoint reset GPIOs to be described on the root
> > port as reset-gpios.
> >
> > Move the PCIe0 and PCIe1 reset and wake GPIOs to their root port
> > nodes. This keeps the GPIO ownership with the device below the root
> > port and matches the PCIe binding.
> >
> > Signed-off-by: Hongyang Zhao <hongyang.zhao@thundersoft.com>
> > ---
> > Fix the PCIe reset and wake GPIO description for the Thundercomm
> > RubikPi3 board.
> >
> > The board currently describes PERST# and wake GPIOs on the Qualcomm
> > PCIe host bridge nodes. The Qualcomm PCIe binding deprecates this
> > and expects endpoint reset GPIOs on the root port nodes as
> > reset-gpios.
> >
> > Move the PCIe0 and PCIe1 GPIOs to the corresponding root port
> > nodes.
> > ---
> > .../arm64/boot/dts/qcom/qcs6490-thundercomm-rubikpi3.dts | 16 ++++++++++------
> > 1 file changed, 10 insertions(+), 6 deletions(-)
>
> Could you please refresh all kodiak DTs at once (and also move PHYs to
> the the port node).
Thanks! The requested changes are clear to me now, so I will send a v2
patch directly.
--
Thanks,
Hongyang
prev parent reply other threads:[~2026-06-07 4:30 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-06 19:13 [PATCH] arm64: dts: qcom: qcs6490-rubikpi3: Move PCIe GPIOs to root ports Hongyang Zhao
2026-06-06 19:30 ` sashiko-bot
2026-06-06 23:37 ` Dmitry Baryshkov
2026-06-07 4:14 ` Hongyang Zhao [this message]
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