diff options
| -rw-r--r-- | arch/arm/boot/dts/imx7d.dtsi | 1 | ||||
| -rw-r--r-- | arch/arm/boot/dts/imx7s.dtsi | 14 |
2 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx7d.dtsi b/arch/arm/boot/dts/imx7d.dtsi index 7234e8330a57..fa675b8d84e9 100644 --- a/arch/arm/boot/dts/imx7d.dtsi +++ b/arch/arm/boot/dts/imx7d.dtsi @@ -20,6 +20,7 @@ reg = <1>; clock-frequency = <996000000>; operating-points-v2 = <&cpu0_opp_table>; + cpu-idle-states = <&cpu_sleep_wait>; }; }; diff --git a/arch/arm/boot/dts/imx7s.dtsi b/arch/arm/boot/dts/imx7s.dtsi index 93884ceea735..d3f64882f861 100644 --- a/arch/arm/boot/dts/imx7s.dtsi +++ b/arch/arm/boot/dts/imx7s.dtsi @@ -54,6 +54,19 @@ #address-cells = <1>; #size-cells = <0>; + idle-states { + entry-method = "psci"; + + cpu_sleep_wait: cpu-sleep-wait { + compatible = "arm,idle-state"; + arm,psci-suspend-param = <0x0010000>; + local-timer-stop; + entry-latency-us = <100>; + exit-latency-us = <50>; + min-residency-us = <1000>; + }; + }; + cpu0: cpu@0 { compatible = "arm,cortex-a7"; device_type = "cpu"; @@ -61,6 +74,7 @@ clock-frequency = <792000000>; clock-latency = <61036>; /* two CLK32 periods */ clocks = <&clks IMX7D_CLK_ARM>; + cpu-idle-states = <&cpu_sleep_wait>; }; }; |