linux-kernel - [PATCH 6/8] arm64: dts: qcom: msm8939-pm8916: Clarify purpose

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Message-Id: <20230530-msm8939-regulators-v1-6-a3c3ac833567@gerhold.net>
Date:   Wed, 14 Jun 2023 09:16:04 +0200
From:   Stephan Gerhold <stephan@...hold.net>
To:     Bjorn Andersson <andersson@...nel.org>
Cc:     Andy Gross <agross@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        Stephan Gerhold <stephan@...hold.net>
Subject: [PATCH 6/8] arm64: dts: qcom: msm8939-pm8916: Clarify purpose

Add the same comment to msm8939-pm8916.dtsi that was added for the
MSM8916 variant in commit f193264986b5 ("arm64: dts: qcom:
msm8916-pm8916: Clarify purpose").

Signed-off-by: Stephan Gerhold <stephan@...hold.net>
---
 arch/arm64/boot/dts/qcom/msm8939-pm8916.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8939-pm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8939-pm8916.dtsi
index 503c2dd5fe47..3bede1a23603 100644
--- a/arch/arm64/boot/dts/qcom/msm8939-pm8916.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8939-pm8916.dtsi
@@ -1,4 +1,12 @@
 // SPDX-License-Identifier: GPL-2.0-only
+/*
+ * msm8939-pm8916.dtsi describes common properties (e.g. regulator connections)
+ * that apply to most devices that make use of the MSM8939 SoC and PM8916 PMIC.
+ * Many regulators have a fixed purpose in the original reference design and
+ * were rarely re-used for different purposes. Devices that deviate from the
+ * typical reference design should not make use of this include and instead add
+ * the necessary properties in the board-specific device tree.
+ */
 
 #include "msm8939.dtsi"
 #include "pm8916.dtsi"

-- 
2.40.1