From: David Heidelberg <david@ixit.cz>
To: cros-qcom-dts-watchers@chromium.org,
Andy Gross <agross@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konrad.dybcio@linaro.org>,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Thara Gopinath <thara.gopinath@linaro.org>
Cc: David Heidelberg <david@ixit.cz>,
Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v2 2/2] arm64: dts: qcom: sdm845: cheza doesn't support LMh node
Date: Tue, 12 Sep 2023 12:42:04 +0530 [thread overview]
Message-ID: <20230912071205.11502-2-david@ixit.cz> (raw)
In-Reply-To: <20230912071205.11502-1-david@ixit.cz>
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@linaro.org>
Signed-off-by: David Heidelberg <david@ixit.cz>
---
v2:
- moved power-domains removal from this patch to previous one, since
it's not related to LMh support
arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
index e0ee91225eec..e51bf02fbfe3 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
*
--
2.40.1
next prev parent reply other threads:[~2023-09-12 7:14 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-12 7:12 [PATCH v2 1/2] arm64: dts: qcom: sdm845: Fix PSCI power domain names David Heidelberg
2023-09-12 7:12 ` David Heidelberg [this message]
2023-09-12 18:09 ` [PATCH v2 2/2] arm64: dts: qcom: sdm845: cheza doesn't support LMh node Stephen Boyd
2023-09-12 23:30 ` Doug Anderson
2023-09-12 9:51 ` [PATCH v2 1/2] arm64: dts: qcom: sdm845: Fix PSCI power domain names Abel Vesa
2023-09-12 18:09 ` Stephen Boyd
2023-09-14 16:04 ` (subset) " Bjorn Andersson
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