[PATCH 5/6] arm64: dts: qcom: add initial support for QCS615 DTSI

Lijuan Gao
2024-08-28T02:02:55Z

Add initial DTSI for QCS615 SoC. It includes base description
of CPUs, interrupt-controller and cpu idle on Qualcomm QCS615
platform.

Signed-off-by: Lijuan Gao <quic_lijuang@quicinc.com>
---
arch/arm64/boot/dts/qcom/qcs615.dtsi | 449 +++++++++++++++++++++++++++++++++++
1 file changed, 449 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qcs615.dtsi b/arch/arm64/boot/dts/qcom/qcs615.dtsi
new file mode 100644
index 000000000000..cf7aaa7f6131
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/qcs615.dtsi
@@ -0,0 +1,449 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+ interrupt-parent = <&intc>;
+
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ chosen { };
+
+ clocks {
+ xo_board: xo-board {
+ compatible = "fixed-clock";
+ clock-frequency = <38400000>;
+ #clock-cells = <0>;
+ };
+
+ sleep_clk: sleep-clk {
+ compatible = "fixed-clock";
+ clock-frequency = <32000>;
+ #clock-cells = <0>;
+ };
+ };
+
+ cpus {
+ #address-cells = <2>;
+ #size-cells = <0>;
+
+ CPU0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a55";
+ reg = <0x0 0x0>;
+ enable-method = "psci";
+ power-domains = <&CPU_PD0>;
+ power-domain-names = "psci";
+ next-level-cache = <&L2_0>;
+ #cooling-cells = <2>;
+
+ L2_0: l2-cache {
+ compatible = "cache";
+ cache-level = <2>;
+ cache-unified;
+ next-level-cache = <&L3_0>;
+
+ L3_0: l3-cache {
+ compatible = "cache";
+ cache-level = <3>;
+ cache-unified;
+ };
+ };
+ };
+
+ CPU1: cpu@100 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a55";
+ reg = <0x0 0x100>;
+ enable-method = "psci";
+ power-domains = <&CPU_PD1>;
+ power-domain-names = "psci";
+ next-level-cache = <&L2_100>;
+
+ L2_100: l2-cache {
+ compatible = "cache";
+ cache-level = <2>;
+ cache-unified;
+ next-level-cache = <&L3_0>;
+ };
+ };
+
+ CPU2: cpu@200 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a55";
+ reg = <0x0 0x200>;
+ enable-method = "psci";
+ power-domains = <&CPU_PD2>;
+ power-domain-names = "psci";
+ next-level-cache = <&L2_200>;
+
+ L2_200: l2-cache {
+ compatible = "cache";
+ cache-level = <2>;
+ cache-unified;
+ next-level-cache = <&L3_0>;
+ };
+ };
+
+ CPU3: cpu@300 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a55";
+ reg = <0x0 0x300>;
+ enable-method = "psci";
+ power-domains = <&CPU_PD3>;
+ power-domain-names = "psci";
+ next-level-cache = <&L2_300>;
+
+ L2_300: l2-cache {
+ compatible = "cache";
+ cache-level = <2>;
+ cache-unified;
+ next-level-cache = <&L3_0>;
+ };
+ };
+
+ CPU4: cpu@400 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a55";
+ reg = <0x0 0x400>;
+ enable-method = "psci";
+ power-domains = <&CPU_PD4>;
+ power-domain-names = "psci";
+ next-level-cache = <&L2_400>;
+
+ L2_400: l2-cache {
+ compatible = "cache";
+ cache-level = <2>;
+ cache-unified;
+ next-level-cache = <&L3_0>;
+ };
+ };
+
+ CPU5: cpu@500 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a55";
+ reg = <0x0 0x500>;
+ enable-method = "psci";
+ power-domains = <&CPU_PD5>;
+ power-domain-names = "psci";
+ next-level-cache = <&L2_500>;
+
+ L2_500: l2-cache {
+ compatible = "cache";
+ cache-level = <2>;
+ cache-unified;
+ next-level-cache = <&L3_0>;
+ };
+ };
+
+ CPU6: cpu@600 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a76";
+ reg = <0x0 0x600>;
+ enable-method = "psci";
+ power-domains = <&CPU_PD6>;
+ power-domain-names = "psci";
+ next-level-cache = <&L2_600>;
+ #cooling-cells = <2>;
+
+ L2_600: l2-cache {
+ compatible = "cache";
+ cache-level = <2>;
+ cache-unified;
+ next-level-cache = <&L3_0>;
+ };
+ };
+
+ CPU7: cpu@700 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a76";
+ reg = <0x0 0x700>;
+ enable-method = "psci";
+ power-domains = <&CPU_PD7>;
+ power-domain-names = "psci";
+ next-level-cache = <&L2_700>;
+
+ L2_700: l2-cache {
+ compatible = "cache";
+ cache-level = <2>;
+ cache-unified;
+ next-level-cache = <&L3_0>;
+ };
+ };
+
+ cpu-map {
+ cluster0 {
+ core0 {
+ cpu = <&CPU0>;
+ };
+
+ core1 {
+ cpu = <&CPU1>;
+ };
+
+ core2 {
+ cpu = <&CPU2>;
+ };
+
+ core3 {
+ cpu = <&CPU3>;
+ };
+
+ core4 {
+ cpu = <&CPU4>;
+ };
+
+ core5 {
+ cpu = <&CPU5>;
+ };
+
+ };
+
+ cluster1 {
+ core0 {
+ cpu = <&CPU6>;
+ };
+
+ core1 {
+ cpu = <&CPU7>;
+ };
+ };
+ };
+ };
+
+ idle-states {
+ LITTLE_CPU_SLEEP_0: cpu-sleep-0-0 {
+ compatible = "arm,idle-state";
+ idle-state-name = "silver-power-collapse";
+ arm,psci-suspend-param = <0x40000003>;
+ entry-latency-us = <549>;
+ exit-latency-us = <901>;
+ min-residency-us = <1774>;
+ local-timer-stop;
+ };
+
+ LITTLE_CPU_SLEEP_1: cpu-sleep-0-1 {
+ compatible = "arm,idle-state";
+ idle-state-name = "silver-rail-power-collapse";
+ arm,psci-suspend-param = <0x40000004>;
+ entry-latency-us = <702>;
+ exit-latency-us = <915>;
+ min-residency-us = <4001>;
+ local-timer-stop;
+ };
+
+ BIG_CPU_SLEEP_0: cpu-sleep-1-0 {
+ compatible = "arm,idle-state";
+ idle-state-name = "gold-power-collapse";
+ arm,psci-suspend-param = <0x40000003>;
+ entry-latency-us = <523>;
+ exit-latency-us = <1244>;
+ min-residency-us = <2207>;
+ local-timer-stop;
+ };
+
+ BIG_CPU_SLEEP_1: cpu-sleep-1-1 {
+ compatible = "arm,idle-state";
+ idle-state-name = "gold-rail-power-collapse";
+ arm,psci-suspend-param = <0x40000004>;
+ entry-latency-us = <526>;
+ exit-latency-us = <1854>;
+ min-residency-us = <5555>;
+ local-timer-stop;
+ };
+ };
+
+ domain-idle-states {
+ CLUSTER_SLEEP_0: cluster-sleep-0 {
+ compatible = "domain-idle-state";
+ arm,psci-suspend-param = <0x41000044>;
+ entry-latency-us = <2752>;
+ exit-latency-us = <3048>;
+ min-residency-us = <6118>;
+ };
+
+ CLUSTER_SLEEP_1: cluster-sleep-1 {
+ compatible = "domain-idle-state";
+ arm,psci-suspend-param = <0x41001344>;
+ entry-latency-us = <3263>;
+ exit-latency-us = <4562>;
+ min-residency-us = <8467>;
+ };
+
+ SYSTEM_SLEEP: domain-sleep {
+ compatible = "domain-idle-state";
+ arm,psci-suspend-param = <0x4100b344>;
+ entry-latency-us = <3638>;
+ exit-latency-us = <6562>;
+ min-residency-us = <9826>;
+ };
+ };
+
+ memory@80000000 {
+ device_type = "memory";
+ /* We expect the bootloader to fill in the size */
+ reg = <0 0x80000000 0 0>;
+ };
+
+ psci {
+ compatible = "arm,psci-1.0";
+ method = "smc";
+
+ CPU_PD0: power-domain-cpu0 {
+ #power-domain-cells = <0>;
+ power-domains = <&CLUSTER_PD>;
+ domain-idle-states = <&LITTLE_CPU_SLEEP_0 &LITTLE_CPU_SLEEP_1>;
+ };
+
+ CPU_PD1: power-domain-cpu1 {
+ #power-domain-cells = <0>;
+ power-domains = <&CLUSTER_PD>;
+ domain-idle-states = <&LITTLE_CPU_SLEEP_0 &LITTLE_CPU_SLEEP_1>;
+ };
+
+ CPU_PD2: power-domain-cpu2 {
+ #power-domain-cells = <0>;
+ power-domains = <&CLUSTER_PD>;
+ domain-idle-states = <&LITTLE_CPU_SLEEP_0 &LITTLE_CPU_SLEEP_1>;
+ };
+
+ CPU_PD3: power-domain-cpu3 {
+ #power-domain-cells = <0>;
+ power-domains = <&CLUSTER_PD>;
+ domain-idle-states = <&LITTLE_CPU_SLEEP_0 &LITTLE_CPU_SLEEP_1>;
+ };
+
+ CPU_PD4: power-domain-cpu4 {
+ #power-domain-cells = <0>;
+ power-domains = <&CLUSTER_PD>;
+ domain-idle-states = <&LITTLE_CPU_SLEEP_0 &LITTLE_CPU_SLEEP_1>;
+ };
+
+ CPU_PD5: power-domain-cpu5 {
+ #power-domain-cells = <0>;
+ power-domains = <&CLUSTER_PD>;
+ domain-idle-states = <&LITTLE_CPU_SLEEP_0 &LITTLE_CPU_SLEEP_1>;
+ };
+
+ CPU_PD6: power-domain-cpu6 {
+ #power-domain-cells = <0>;
+ power-domains = <&CLUSTER_PD>;
+ domain-idle-states = <&BIG_CPU_SLEEP_0 &BIG_CPU_SLEEP_1>;
+ };
+
+ CPU_PD7: power-domain-cpu7 {
+ #power-domain-cells = <0>;
+ power-domains = <&CLUSTER_PD>;
+ domain-idle-states = <&BIG_CPU_SLEEP_0 &BIG_CPU_SLEEP_1>;
+ };
+
+ CLUSTER_PD: power-domain-cluster {
+ #power-domain-cells = <0>;
+ domain-idle-states = <&CLUSTER_SLEEP_0 &CLUSTER_SLEEP_1 &SYSTEM_SLEEP>;
+ };
+ };
+
+ soc: soc@0 {
+ compatible = "simple-bus";
+ ranges = <0 0 0 0 0x10 0>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ tcsr_mutex: hwlock@1f40000 {
+ compatible = "qcom,tcsr-mutex";
+ reg = <0x0 0x01f40000 0x0 0x20000>;
+ #hwlock-cells = <1>;
+ };
+
+ pdc: interrupt-controller@b220000 {
+ compatible = "qcom,qcs615-pdc", "qcom,pdc";
+ reg = <0x0 0xb220000 0x0 0x30000>,
+ <0x0 0x17c000f0 0x0 0x64>;
+ qcom,pdc-ranges = <0 480 94>, <94 609 31>, <125 63 1>;
+ interrupt-parent = <&intc>;
+ #interrupt-cells = <2>;
+ interrupt-controller;
+ };
+
+ intc: interrupt-controller@17a00000 {
+ compatible = "arm,gic-v3";
+ reg = <0x0 0x17a00000 0x0 0x10000>, /* GICD */
+ <0x0 0x17a60000 0x0 0x100000>; /* GICR * 8 */
+ interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+ #interrupt-cells = <3>;
+ interrupt-controller;
+ #redistributor-regions = <1>;
+ redistributor-stride = <0x0 0x20000>;
+ };
+
+ timer@17c20000 {
+ compatible = "arm,armv7-timer-mem";
+ reg = <0x0 0x17c20000 0x0 0x1000>;
+ ranges = <0 0 0 0x20000000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ frame@17c21000 {
+ reg = <0x17c21000 0x1000>,
+ <0x17c22000 0x1000>;
+ frame-number = <0>;
+ interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ frame@17c23000 {
+ reg = <0x17c23000 0x1000>;
+ frame-number = <1>;
+ interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ frame@17c25000 {
+ reg = <0x17c25000 0x1000>;
+ frame-number = <2>;
+ interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ frame@17c27000 {
+ reg = <0x17c27000 0x1000>;
+ frame-number = <3>;
+ interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ frame@17c29000 {
+ reg = <0x17c29000 0x1000>;
+ frame-number = <4>;
+ interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ frame@17c2b000 {
+ reg = <0x17c2b000 0x1000>;
+ frame-number = <5>;
+ interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ frame@17c2d000 {
+ reg = <0x17c2d000 0x1000>;
+ frame-number = <6>;
+ interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+ };
+ };
+
+ arch_timer: timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 1 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 2 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 3 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 0 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
+ };
+};

--
2.46.0