linux-kernel - [PATCH v2 1/7] ARM: dts: rockchip: add cpu enable method for rk3228 SoC

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Date:   Thu, 22 Jun 2017 15:20:49 +0800
From:   Frank Wang <frank.wang@...k-chips.com>
To:     heiko@...ech.de, robh+dt@...nel.org, ulf.hansson@...aro.org,
        mark.rutland@....com
Cc:     linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mmc@...r.kernel.org,
        charles.chen@...k-chips.com, kevan.lan@...k-chips.com,
        huangtao@...k-chips.com, finley.xiao@...k-chips.com,
        david.wu@...k-chips.com, shawn.lin@...k-chips.com,
        chenjh@...k-chips.com, wmc@...k-chips.com,
        Frank Wang <frank.wang@...k-chips.com>
Subject: [PATCH v2 1/7] ARM: dts: rockchip: add cpu enable method for rk3228 SoC

This patch sets PSCI as the default cpu enable-method for RK3228 SoC.

Signed-off-by: Frank Wang <frank.wang@...k-chips.com>
---
 arch/arm/boot/dts/rk322x.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm/boot/dts/rk322x.dtsi b/arch/arm/boot/dts/rk322x.dtsi
index 31e04e9..34d175e 100644
--- a/arch/arm/boot/dts/rk322x.dtsi
+++ b/arch/arm/boot/dts/rk322x.dtsi
@@ -70,6 +70,7 @@
 			#cooling-cells = <2>; /* min followed by max */
 			clock-latency = <40000>;
 			clocks = <&cru ARMCLK>;
+			enable-method = "psci";
 		};
 
 		cpu1: cpu@f01 {
@@ -78,6 +79,7 @@
 			reg = <0xf01>;
 			resets = <&cru SRST_CORE1>;
 			operating-points-v2 = <&cpu0_opp_table>;
+			enable-method = "psci";
 		};
 
 		cpu2: cpu@f02 {
@@ -86,6 +88,7 @@
 			reg = <0xf02>;
 			resets = <&cru SRST_CORE2>;
 			operating-points-v2 = <&cpu0_opp_table>;
+			enable-method = "psci";
 		};
 
 		cpu3: cpu@f03 {
@@ -94,6 +97,7 @@
 			reg = <0xf03>;
 			resets = <&cru SRST_CORE3>;
 			operating-points-v2 = <&cpu0_opp_table>;
+			enable-method = "psci";
 		};
 	};
 
@@ -151,6 +155,11 @@
 		interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
 	};
 
+	psci {
+		compatible = "arm,psci-1.0", "arm,psci-0.2";
+		method = "smc";
+	};
+
 	timer {
 		compatible = "arm,armv7-timer";
 		arm,cpu-registers-not-fw-configured;
-- 
2.0.0