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arm64: dts: imx95: enable A55 cpuidle

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Add cpuidle node and enable cpuidle for A55.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Peng Fan 2024-10-12 19:19:12 +08:00 committed by Shawn Guo
parent 539edd2466
commit fe2dfe068b
1 changed files with 20 additions and 0 deletions
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20
arch/arm64/boot/dts/freescale/imx95.dtsi
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@ -22,12 +22,27 @@ cpus {
#address-cells = <1>;
#size-cells = <0>;
idle-states {
entry-method = "psci";
cpu_pd_wait: cpu-pd-wait {
compatible = "arm,idle-state";
arm,psci-suspend-param = <0x0010033>;
local-timer-stop;
entry-latency-us = <10000>;
exit-latency-us = <7000>;
min-residency-us = <27000>;
wakeup-latency-us = <15000>;
};
};
A55_0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a55";
reg = <0x0>;
enable-method = "psci";
#cooling-cells = <2>;
cpu-idle-states = <&cpu_pd_wait>;
power-domains = <&scmi_perf IMX95_PERF_A55>;
power-domain-names = "perf";
i-cache-size = <32768>;
@ -45,6 +60,7 @@ A55_1: cpu@100 {
reg = <0x100>;
enable-method = "psci";
#cooling-cells = <2>;
cpu-idle-states = <&cpu_pd_wait>;
power-domains = <&scmi_perf IMX95_PERF_A55>;
power-domain-names = "perf";
i-cache-size = <32768>;
@ -62,6 +78,7 @@ A55_2: cpu@200 {
reg = <0x200>;
enable-method = "psci";
#cooling-cells = <2>;
cpu-idle-states = <&cpu_pd_wait>;
power-domains = <&scmi_perf IMX95_PERF_A55>;
power-domain-names = "perf";
i-cache-size = <32768>;
@ -79,6 +96,7 @@ A55_3: cpu@300 {
reg = <0x300>;
enable-method = "psci";
#cooling-cells = <2>;
cpu-idle-states = <&cpu_pd_wait>;
power-domains = <&scmi_perf IMX95_PERF_A55>;
power-domain-names = "perf";
i-cache-size = <32768>;
@ -98,6 +116,7 @@ A55_4: cpu@400 {
power-domain-names = "perf";
enable-method = "psci";
#cooling-cells = <2>;
cpu-idle-states = <&cpu_pd_wait>;
i-cache-size = <32768>;
i-cache-line-size = <64>;
i-cache-sets = <128>;
@ -115,6 +134,7 @@ A55_5: cpu@500 {
power-domain-names = "perf";
enable-method = "psci";
#cooling-cells = <2>;
cpu-idle-states = <&cpu_pd_wait>;
i-cache-size = <32768>;
i-cache-line-size = <64>;
i-cache-sets = <128>;