linux-kernel - [PATCH] arm64: dts: qcom: msm8998-mtp: Disable funnel 4 and 5

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:   Sat,  7 Mar 2020 21:54:45 -0800
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Jeffrey Hugo <jhugo@...eaurora.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] arm64: dts: qcom: msm8998-mtp: Disable funnel 4 and 5

Disable Coresight funnel 4 and 5, for now, as these causes the MTP to
crash when clock late_initcall disables unused clocks.

Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
---
 arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi b/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
index 0e0b9bc12945..8a14b2bf7bca 100644
--- a/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
@@ -95,11 +95,15 @@ &funnel3 {
 };
 
 &funnel4 {
-	status = "okay";
+	// FIXME: Figure out why clock late_initcall crashes the board with
+	// this enabled.
+	// status = "okay";
 };
 
 &funnel5 {
-	status = "okay";
+	// FIXME: Figure out why clock late_initcall crashes the board with
+	// this enabled.
+	// status = "okay";
 };
 
 &pm8005_lsid1 {
-- 
2.24.0