linux-kernel - [PATCH] arm64: dts: qcom: sm8150: Add cpufreq HW device node

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20191219120633.20723-1-sibis@codeaurora.org>
Date:   Thu, 19 Dec 2019 17:36:33 +0530
From:   Sibi Sankar <sibis@...eaurora.org>
To:     bjorn.andersson@...aro.org
Cc:     agross@...nel.org, robh+dt@...nel.org, mark.rutland@....com,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, amit.kucheria@...aro.org,
        Sibi Sankar <sibis@...eaurora.org>
Subject: [PATCH] arm64: dts: qcom: sm8150: Add cpufreq HW device node

Add cpufreq HW device node to scale 4-Silver/3-Gold/1-Gold+ cores
on SM8150 SoCs.

Signed-off-by: Sibi Sankar <sibis@...eaurora.org>
---
 arch/arm64/boot/dts/qcom/sm8150.dtsi | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8150.dtsi b/arch/arm64/boot/dts/qcom/sm8150.dtsi
index 694be3c001a68..bad77e539cb1d 100644
--- a/arch/arm64/boot/dts/qcom/sm8150.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8150.dtsi
@@ -45,6 +45,7 @@
 			reg = <0x0 0x0>;
 			enable-method = "psci";
 			next-level-cache = <&L2_0>;
+			qcom,freq-domain = <&cpufreq_hw 0>;
 			L2_0: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -60,6 +61,7 @@
 			reg = <0x0 0x100>;
 			enable-method = "psci";
 			next-level-cache = <&L2_100>;
+			qcom,freq-domain = <&cpufreq_hw 0>;
 			L2_100: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -73,6 +75,7 @@
 			reg = <0x0 0x200>;
 			enable-method = "psci";
 			next-level-cache = <&L2_200>;
+			qcom,freq-domain = <&cpufreq_hw 0>;
 			L2_200: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -85,6 +88,7 @@
 			reg = <0x0 0x300>;
 			enable-method = "psci";
 			next-level-cache = <&L2_300>;
+			qcom,freq-domain = <&cpufreq_hw 0>;
 			L2_300: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -97,6 +101,7 @@
 			reg = <0x0 0x400>;
 			enable-method = "psci";
 			next-level-cache = <&L2_400>;
+			qcom,freq-domain = <&cpufreq_hw 1>;
 			L2_400: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -109,6 +114,7 @@
 			reg = <0x0 0x500>;
 			enable-method = "psci";
 			next-level-cache = <&L2_500>;
+			qcom,freq-domain = <&cpufreq_hw 1>;
 			L2_500: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -121,6 +127,7 @@
 			reg = <0x0 0x600>;
 			enable-method = "psci";
 			next-level-cache = <&L2_600>;
+			qcom,freq-domain = <&cpufreq_hw 1>;
 			L2_600: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -133,6 +140,7 @@
 			reg = <0x0 0x700>;
 			enable-method = "psci";
 			next-level-cache = <&L2_700>;
+			qcom,freq-domain = <&cpufreq_hw 2>;
 			L2_700: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -834,6 +842,19 @@
 				};
 			};
 		};
+
+		cpufreq_hw: cpufreq@...23000 {
+			compatible = "qcom,cpufreq-hw";
+			reg = <0 0x18323000 0 0x1400>, <0 0x18325800 0 0x1400>,
+			      <0 0x18327800 0 0x1400>;
+			reg-names = "freq-domain0", "freq-domain1",
+				    "freq-domain2";
+
+			clocks = <&rpmhcc RPMH_CXO_CLK>, <&gcc GPLL0>;
+			clock-names = "xo", "alternate";
+
+			#freq-domain-cells = <1>;
+		};
 	};
 
 	timer {
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project