From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Johan Hovold <johan+linaro@kernel.org>,
Konrad Dybcio <konrad.dybcio@linaro.org>,
Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>,
Bjorn Andersson <andersson@kernel.org>,
Sasha Levin <sashal@kernel.org>,
andy.gross@linaro.org, david.brown@linaro.org,
robh+dt@kernel.org, mark.rutland@arm.com,
linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org,
devicetree@vger.kernel.org
Subject: [PATCH AUTOSEL 6.7 05/14] arm64: dts: qcom: sc8280xp-crd: limit pcie4 link speed
Date: Mon, 11 Mar 2024 14:36:08 -0400 [thread overview]
Message-ID: <20240311183618.327694-5-sashal@kernel.org> (raw)
In-Reply-To: <20240311183618.327694-1-sashal@kernel.org>
From: Johan Hovold <johan+linaro@kernel.org>
[ Upstream commit db8138845cebcdd0c709570b8217bd052757b8df ]
Limit the WiFi PCIe link speed to Gen2 speed (500 MB/s), which is the
speed that Windows uses.
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/20240223152124.20042-7-johan+linaro@kernel.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
arch/arm64/boot/dts/qcom/sc8280xp-crd.dts | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
index ffc4406422ae2..41215567b3aed 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
@@ -563,6 +563,8 @@
};
&pcie4 {
+ max-link-speed = <2>;
+
perst-gpios = <&tlmm 141 GPIO_ACTIVE_LOW>;
wake-gpios = <&tlmm 139 GPIO_ACTIVE_LOW>;
--
2.43.0
next parent reply other threads:[~2024-03-11 18:36 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20240311183618.327694-1-sashal@kernel.org>
2024-03-11 18:36 ` Sasha Levin [this message]
2024-03-12 7:50 ` [PATCH AUTOSEL 6.7 05/14] arm64: dts: qcom: sc8280xp-crd: limit pcie4 link speed Johan Hovold
2024-03-18 1:38 ` Sasha Levin
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20240311183618.327694-5-sashal@kernel.org \
--to=sashal@kernel.org \
--cc=andersson@kernel.org \
--cc=andy.gross@linaro.org \
--cc=david.brown@linaro.org \
--cc=devicetree@vger.kernel.org \
--cc=johan+linaro@kernel.org \
--cc=konrad.dybcio@linaro.org \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-soc@vger.kernel.org \
--cc=manivannan.sadhasivam@linaro.org \
--cc=mark.rutland@arm.com \
--cc=robh+dt@kernel.org \
--cc=stable@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox