This is a note to let you know that I've just added the patch titled
arm64: dts: qcom: sdm845: cheza doesn't support LMh node
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
arm64-dts-qcom-sdm845-cheza-doesn-t-support-lmh-node.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 7dcc99785e589fe6b9df1b0efe38c5e377fc3197
Author: David Heidelberg <david@xxxxxxx>
Date: Tue Sep 12 12:42:04 2023 +0530
arm64: dts: qcom: sdm845: cheza doesn't support LMh node
[ Upstream commit 197ae69d1caedb3203e0b189a39efb820675fd5c ]
Cheza firmware doesn't allow controlling LMh from the operating system.
Fixes: 36c6581214c4 ("arm64: dts: qcom: sdm845: Add support for LMh node")
Suggested-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
Signed-off-by: David Heidelberg <david@xxxxxxx>
Reviewed-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20230912071205.11502-2-david@xxxxxxx
Signed-off-by: Bjorn Andersson <andersson@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
index c118d61f34dec..0ab5e8f53ac9f 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
@@ -143,6 +143,10 @@ panel_in_edp: endpoint {
};
};
+&cpufreq_hw {
+ /delete-property/ interrupts-extended; /* reference to lmh_cluster[01] */
+};
+
&psci {
/delete-node/ power-domain-cpu0;
/delete-node/ power-domain-cpu1;
@@ -275,6 +279,14 @@ &BIG_CPU_SLEEP_1
&CLUSTER_SLEEP_0>;
};
+&lmh_cluster0 {
+ status = "disabled";
+};
+
+&lmh_cluster1 {
+ status = "disabled";
+};
+
/*
* Reserved memory changes
*
