[PATCH V3 5/5] arm64: dts: qcom: ipq5332: enable the CPUFreq support

From: Kathiravan T
Date: Fri Feb 17 2023 - 03:34:18 EST


Add the APCS, A53 PLL, cpu-opp-table nodes to bump the CPU frequency
above 800MHz.

Signed-off-by: Kathiravan T <quic_kathirav@xxxxxxxxxxx>
---
Changes in V3:
- Sort the opp-table-cpu node

Changes in V2:
- No changes

arch/arm64/boot/dts/qcom/ipq5332.dtsi | 37 +++++++++++++++++++++++++++
1 file changed, 37 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq5332.dtsi b/arch/arm64/boot/dts/qcom/ipq5332.dtsi
index a2ed54264d5c..4bf8c01721d6 100644
--- a/arch/arm64/boot/dts/qcom/ipq5332.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq5332.dtsi
@@ -5,6 +5,7 @@
* Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
*/

+#include <dt-bindings/clock/qcom,apss-ipq.h>
#include <dt-bindings/clock/qcom,ipq5332-gcc.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>

@@ -35,6 +36,8 @@
reg = <0x0>;
enable-method = "psci";
next-level-cache = <&L2_0>;
+ clocks = <&apcs_glb APCS_ALIAS0_CORE_CLK>;
+ operating-points-v2 = <&cpu_opp_table>;
};

CPU1: cpu@1 {
@@ -43,6 +46,8 @@
reg = <0x1>;
enable-method = "psci";
next-level-cache = <&L2_0>;
+ clocks = <&apcs_glb APCS_ALIAS0_CORE_CLK>;
+ operating-points-v2 = <&cpu_opp_table>;
};

CPU2: cpu@2 {
@@ -51,6 +56,8 @@
reg = <0x2>;
enable-method = "psci";
next-level-cache = <&L2_0>;
+ clocks = <&apcs_glb APCS_ALIAS0_CORE_CLK>;
+ operating-points-v2 = <&cpu_opp_table>;
};

CPU3: cpu@3 {
@@ -59,6 +66,8 @@
reg = <0x3>;
enable-method = "psci";
next-level-cache = <&L2_0>;
+ clocks = <&apcs_glb APCS_ALIAS0_CORE_CLK>;
+ operating-points-v2 = <&cpu_opp_table>;
};

L2_0: l2-cache {
@@ -79,6 +88,16 @@
reg = <0x0 0x40000000 0x0 0x0>;
};

+ cpu_opp_table: opp-table-cpu {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp-1488000000 {
+ opp-hz = /bits/ 64 <1488000000>;
+ clock-latency-ns = <200000>;
+ };
+ };
+
pmu {
compatible = "arm,cortex-a53-pmu";
interrupts = <GIC_PPI 7 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
@@ -194,6 +213,24 @@
};
};

+ apcs_glb: mailbox@b111000 {
+ compatible = "qcom,ipq5332-apcs-apps-global",
+ "qcom,ipq6018-apcs-apps-global";
+ reg = <0x0b111000 0x1000>;
+ #clock-cells = <1>;
+ clocks = <&a53pll>, <&xo_board>;
+ clock-names = "pll", "xo";
+ #mbox-cells = <1>;
+ };
+
+ a53pll: clock@b116000 {
+ compatible = "qcom,ipq5332-a53pll";
+ reg = <0x0b116000 0x40>;
+ #clock-cells = <0>;
+ clocks = <&xo_board>;
+ clock-names = "xo";
+ };
+
timer@b120000 {
compatible = "arm,armv7-timer-mem";
reg = <0x0b120000 0x1000>;
--
2.17.1