From: viresh.kumar@linaro.org (Viresh Kumar)
To: linus-amlogic@lists.infradead.org
Subject: [PATCH 1/6] arm64: dts: amlogic: Add missing cooling device properties for CPUs
Date: Fri, 25 May 2018 11:10:01 +0530 [thread overview]
Message-ID: <2a2eb28da9fecf129f6bc0ab3d3748d9f4d25a29.1527225682.git.viresh.kumar@linaro.org> (raw)
In-Reply-To: <cover.1527225682.git.viresh.kumar@linaro.org>
The cooling device properties, like "#cooling-cells" and
"dynamic-power-coefficient", should either be present for all the CPUs
of a cluster or none. If these are present only for a subset of CPUs of
a cluster then things will start falling apart as soon as the CPUs are
brought online in a different order. For example, this will happen
because the operating system looks for such properties in the CPU node
it is trying to bring up, so that it can register a cooling device.
Add such missing properties.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
---
.../boot/dts/amlogic/meson-gxm-khadas-vim2.dts | 24 ++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
index 0868da476e41..313f88f8759e 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
@@ -209,10 +209,34 @@
#cooling-cells = <2>;
};
+&cpu1 {
+ #cooling-cells = <2>;
+};
+
+&cpu2 {
+ #cooling-cells = <2>;
+};
+
+&cpu3 {
+ #cooling-cells = <2>;
+};
+
&cpu4 {
#cooling-cells = <2>;
};
+&cpu5 {
+ #cooling-cells = <2>;
+};
+
+&cpu6 {
+ #cooling-cells = <2>;
+};
+
+&cpu7 {
+ #cooling-cells = <2>;
+};
+
ðmac {
pinctrl-0 = <ð_pins>;
pinctrl-names = "default";
--
2.15.0.194.g9af6a3dea062
next prev parent reply other threads:[~2018-05-25 5:40 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-25 5:40 [PATCH 0/6] arm64: dts: " Viresh Kumar
2018-05-25 5:40 ` Viresh Kumar [this message]
2018-05-25 21:10 ` [PATCH 1/6] arm64: dts: amlogic: " Olof Johansson
2018-05-26 8:37 ` Neil Armstrong
2018-05-28 11:16 ` Viresh Kumar
2018-05-28 11:13 ` Viresh Kumar
2018-06-02 8:14 ` Olof Johansson
2018-06-05 4:37 ` Viresh Kumar
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