From: Achin Gupta <achin.gupta@arm.com>
Date: Sun, 16 Dec 2012 22:41:02 +0000 (+0000)
Subject: ARM: vexpress: add psci support in TC2 device tree
X-Git-Tag: firefly_0821_release~3680^2~236^2^2~1^2~3
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=4997791921e168d5bd8dd707deb360f6d32f5d7e;p=firefly-linux-kernel-4.4.55.git

ARM: vexpress: add psci support in TC2 device tree

This patch adds a psci device node to allow the ospm subsystems on the
TC2 to work with a psci backend implemented in the secure firmware. The
function offsets start from 1 instead of 0 as thats whats the current
secure firmware implements.

Signed-off-by: Achin Gupta <achin.gupta@arm.com>
Signed-off-by: Liviu Dudau <Liviu.Dudau@arm.com>
---

diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
index 1abef13f9e97..cd621a42b0da 100644
--- a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
+++ b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
@@ -147,6 +147,15 @@
 		clock-output-names = "oscclk6a";
 	};
 
+	psci {
+		compatible      = "arm,psci";
+		method          = "smc";
+		cpu_suspend     = <0x80100001>;
+		cpu_off         = <0x80100002>;
+		cpu_on          = <0x80100003>;
+		migrate         = <0x80100004>;
+	};
+
 	dcc {
 		compatible = "arm,vexpress,config-bus";
 		arm,vexpress,config-bridge = <&v2m_sysreg>;