[PATCH v2 12/13] arm64: dts: qcom: sm8450: add cpufreq support

[Vinod Koul <vkoul@kernel.org>]

From: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>

The change adds a description of a SM8450 cpufreq-epss controller and
references to it from CPU nodes.

Signed-off-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---
 arch/arm64/boot/dts/qcom/sm8450.dtsi | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index f303e12dbfb7..94bc8b352547 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -45,6 +45,7 @@ CPU0: cpu@0 {
 			next-level-cache = <&L2_0>;
 			power-domains = <&CPU_PD0>;
 			power-domain-names = "psci";
+			qcom,freq-domain = <&cpufreq_hw 0>;
 			L2_0: l2-cache {
 			      compatible = "cache";
 			      next-level-cache = <&L3_0>;
@@ -62,6 +63,7 @@ CPU1: cpu@100 {
 			next-level-cache = <&L2_100>;
 			power-domains = <&CPU_PD1>;
 			power-domain-names = "psci";
+			qcom,freq-domain = <&cpufreq_hw 0>;
 			L2_100: l2-cache {
 			      compatible = "cache";
 			      next-level-cache = <&L3_0>;
@@ -76,6 +78,7 @@ CPU2: cpu@200 {
 			next-level-cache = <&L2_200>;
 			power-domains = <&CPU_PD2>;
 			power-domain-names = "psci";
+			qcom,freq-domain = <&cpufreq_hw 0>;
 			L2_200: l2-cache {
 			      compatible = "cache";
 			      next-level-cache = <&L3_0>;
@@ -90,6 +93,7 @@ CPU3: cpu@300 {
 			next-level-cache = <&L2_300>;
 			power-domains = <&CPU_PD3>;
 			power-domain-names = "psci";
+			qcom,freq-domain = <&cpufreq_hw 0>;
 			L2_300: l2-cache {
 			      compatible = "cache";
 			      next-level-cache = <&L3_0>;
@@ -104,6 +108,7 @@ CPU4: cpu@400 {
 			next-level-cache = <&L2_400>;
 			power-domains = <&CPU_PD4>;
 			power-domain-names = "psci";
+			qcom,freq-domain = <&cpufreq_hw 1>;
 			L2_400: l2-cache {
 			      compatible = "cache";
 			      next-level-cache = <&L3_0>;
@@ -118,6 +123,7 @@ CPU5: cpu@500 {
 			next-level-cache = <&L2_500>;
 			power-domains = <&CPU_PD5>;
 			power-domain-names = "psci";
+			qcom,freq-domain = <&cpufreq_hw 1>;
 			L2_500: l2-cache {
 			      compatible = "cache";
 			      next-level-cache = <&L3_0>;
@@ -133,6 +139,7 @@ CPU6: cpu@600 {
 			next-level-cache = <&L2_600>;
 			power-domains = <&CPU_PD6>;
 			power-domain-names = "psci";
+			qcom,freq-domain = <&cpufreq_hw 1>;
 			L2_600: l2-cache {
 			      compatible = "cache";
 			      next-level-cache = <&L3_0>;
@@ -147,6 +154,7 @@ CPU7: cpu@700 {
 			next-level-cache = <&L2_700>;
 			power-domains = <&CPU_PD7>;
 			power-domain-names = "psci";
+			qcom,freq-domain = <&cpufreq_hw 2>;
 			L2_700: l2-cache {
 			      compatible = "cache";
 			      next-level-cache = <&L3_0>;
@@ -942,6 +950,21 @@ rpmhpd_opp_turbo_l1: opp10 {
 
 		};
 
+		cpufreq_hw: cpufreq@17d91000 {
+			compatible = "qcom,sm8450-cpufreq-epss", "qcom,cpufreq-epss";
+			reg = <0 0x17d91000 0 0x1000>,
+			      <0 0x17d92000 0 0x1000>,
+			      <0 0x17d93000 0 0x1000>;
+			reg-names = "freq-domain0", "freq-domain1", "freq-domain2";
+			clocks = <&rpmhcc RPMH_CXO_CLK>, <&gcc GCC_GPLL0>;
+			clock-names = "xo", "alternate";
+			interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "dcvsh-irq-0", "dcvsh-irq-1", "dcvsh-irq-2";
+			#freq-domain-cells = <1>;
+		};
+
 		gem_noc: interconnect@19100000 {
 			compatible = "qcom,sm8450-gem-noc";
 			reg = <0 0x19100000 0 0xbb800>;
-- 
2.31.1