linux-kernel - [PATCH RFC v1 8/8] arm64: dtsi: sdm845: Add cpu power domain support

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Date:   Thu, 11 Oct 2018 02:50:55 +0530
From:   "Raju P.L.S.S.S.N" <rplsssn@...eaurora.org>
To:     andy.gross@...aro.org, david.brown@...aro.org, rjw@...ysocki.net,
        ulf.hansson@...aro.org, khilman@...nel.org,
        linux-arm-msm@...r.kernel.org, linux-soc@...r.kernel.org
Cc:     rnayak@...eaurora.org, bjorn.andersson@...aro.org,
        linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
        devicetree@...r.kernel.org, sboyd@...nel.org, evgreen@...omium.org,
        dianders@...omium.org, mka@...omium.org, ilina@...eaurora.org,
        "Raju P.L.S.S.S.N" <rplsssn@...eaurora.org>
Subject: [PATCH RFC v1 8/8] arm64: dtsi: sdm845: Add cpu power domain support

Add cpu power domain support

Signed-off-by: Raju P.L.S.S.S.N <rplsssn@...eaurora.org>
---
 arch/arm64/boot/dts/qcom/sdm845.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index d3662a8..aadaa20 100644
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -96,6 +96,7 @@
 			reg = <0x0 0x0>;
 			enable-method = "psci";
 			next-level-cache = <&L2_0>;
+			power-domains = <&cpu_pd>;
 			L2_0: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -111,6 +112,7 @@
 			reg = <0x0 0x100>;
 			enable-method = "psci";
 			next-level-cache = <&L2_100>;
+			power-domains = <&cpu_pd>;
 			L2_100: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -123,6 +125,7 @@
 			reg = <0x0 0x200>;
 			enable-method = "psci";
 			next-level-cache = <&L2_200>;
+			power-domains = <&cpu_pd>;
 			L2_200: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -135,6 +138,7 @@
 			reg = <0x0 0x300>;
 			enable-method = "psci";
 			next-level-cache = <&L2_300>;
+			power-domains = <&cpu_pd>;
 			L2_300: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -147,6 +151,7 @@
 			reg = <0x0 0x400>;
 			enable-method = "psci";
 			next-level-cache = <&L2_400>;
+			power-domains = <&cpu_pd>;
 			L2_400: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -159,6 +164,7 @@
 			reg = <0x0 0x500>;
 			enable-method = "psci";
 			next-level-cache = <&L2_500>;
+			power-domains = <&cpu_pd>;
 			L2_500: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -171,6 +177,7 @@
 			reg = <0x0 0x600>;
 			enable-method = "psci";
 			next-level-cache = <&L2_600>;
+			power-domains = <&cpu_pd>;
 			L2_600: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -183,6 +190,7 @@
 			reg = <0x0 0x700>;
 			enable-method = "psci";
 			next-level-cache = <&L2_700>;
+			power-domains = <&cpu_pd>;
 			L2_700: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -1170,6 +1178,11 @@
 					  <WAKE_TCS    3>,
 					  <CONTROL_TCS 1>;
 
+			cpu_pd: power-domain-controller {
+				compatible = "qcom,cpu-pm-domain";
+				#power-domain-cells = <0>;
+			};
+
 			rpmhcc: clock-controller {
 				compatible = "qcom,sdm845-rpmh-clk";
 				#clock-cells = <1>;
-- 
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of the Code Aurora Forum, hosted by The Linux Foundation.