From: Johan Hovold <johan@kernel.org>
To: Ziyue Zhang <quic_ziyuzhan@quicinc.com>
Cc: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org,
krzk+dt@kernel.org, conor+dt@kernel.org, jingoohan1@gmail.com,
mani@kernel.org, lpieralisi@kernel.org, kwilczynski@kernel.org,
bhelgaas@google.com, johan+linaro@kernel.org, vkoul@kernel.org,
kishon@kernel.org, neil.armstrong@linaro.org,
abel.vesa@linaro.org, kw@linux.com,
linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org,
linux-phy@lists.infradead.org, qiang.yu@oss.qualcomm.com,
quic_krichai@quicinc.com, quic_vbadigan@quicinc.com
Subject: Re: [PATCH v2 2/4] dt-bindings: PCI: qcom,pcie-sa8775p: document link_down reset
Date: Tue, 17 Jun 2025 09:40:34 +0200 [thread overview]
Message-ID: <aFEb8m0snKARK90R@hovoldconsulting.com> (raw)
In-Reply-To: <20250617021617.2793902-3-quic_ziyuzhan@quicinc.com>
On Tue, Jun 17, 2025 at 10:16:15AM +0800, Ziyue Zhang wrote:
> Each PCIe controller on sa8775p includes 'link_down'reset on hardware,
> document it.
Please say something in the commit message about what this reset is used
for as well.
> Signed-off-by: Ziyue Zhang <quic_ziyuzhan@quicinc.com>
> ---
> .../devicetree/bindings/pci/qcom,pcie-sa8775p.yaml | 13 +++++++++----
> 1 file changed, 9 insertions(+), 4 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie-sa8775p.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie-sa8775p.yaml
> index e3fa232da2ca..b7cae2e556e3 100644
> --- a/Documentation/devicetree/bindings/pci/qcom,pcie-sa8775p.yaml
> +++ b/Documentation/devicetree/bindings/pci/qcom,pcie-sa8775p.yaml
> @@ -61,11 +61,14 @@ properties:
> - const: global
>
> resets:
> - maxItems: 1
> + items:
> + - description: PCIe controller reset
> + - description: link_down reset
That's not really a description, you're just repeating the "link_down"
name here. You can probably use the description you add in the comment
below.
> reset-names:
> items:
> - - const: pci
> + - const: pci # PCIe core reset
> + - const: link_down # PCIe link down reset
Johan
next prev parent reply other threads:[~2025-06-17 7:40 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-17 2:16 [PATCH v2 0/4] pci: qcom: drop unrelated clock and add link_down reset for sa8775p Ziyue Zhang
2025-06-17 2:16 ` [PATCH v2 1/4] dt-bindings: phy: qcom,sc8280xp-qmp-pcie-phy: Update pcie phy bindings " Ziyue Zhang
2025-06-17 7:38 ` Johan Hovold
2025-06-17 2:16 ` [PATCH v2 2/4] dt-bindings: PCI: qcom,pcie-sa8775p: document link_down reset Ziyue Zhang
2025-06-17 7:40 ` Johan Hovold [this message]
2025-06-17 2:16 ` [PATCH v2 3/4] arm64: dts: qcom: sa8775p: remove aux clock from pcie phy Ziyue Zhang
2025-06-17 2:16 ` [PATCH v2 4/4] arm64: dts: qcom: sa8775p: add link_down reset for pcie Ziyue Zhang
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