On 17/11/16 17:11, Thierry Reding wrote:
From: Thierry Reding <treding@xxxxxxxxxx>
The P3310 processor module comes ships with a firmware that implements
PSCI 1.0. Enable and use it to bring up all CPUs.
Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
---
arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi | 36 ++++++++++++++++++++++++++
1 file changed, 36 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
index 807af7b68761..2c158c6809a5 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
@@ -26,7 +26,43 @@
status = "okay";
};
+ cpus {
+ cpu@0 {
+ enable-method = "psci";
+ };
+
+ cpu@1 {
+ enable-method = "psci";
+ };
+
+ cpu@2 {
+ enable-method = "psci";
+ };
+
+ cpu@3 {
+ enable-method = "psci";
+ };
+
+ cpu@4 {
+ enable-method = "psci";
+ };
+
+ cpu@5 {
+ enable-method = "psci";
+ };
+ };
+
bpmp {
status = "okay";
};
+
+ psci {
+ compatible = "arm,psci-1.0";
+ status = "okay";
+ method = "smc";
[...]
+
+ cpu_off = <0x84000002>;
+ cpu_on = <0xc4000003>;
+ cpu_suspend = <0xc4000001>;
These are applicable only for "arm,psci"(i.e. PSCI v0.1), so you need to
drop them.
--
Regards,
Sudeep
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