diff options
| author |   Dien Pham <dien.pham.ry@renesas.com> | 2019-01-18 11:47:51 +0100 |
|---|---|---|
| committer |   Geert Uytterhoeven <geert+renesas@glider.be> | 2019-10-01 09:50:57 +0200 |
| commit | fe87bde8deff35ddc288ba4099830c61fdcfabf8 (patch) | |
| tree | d5643edce72ccd871a988604179c527fca99d4b9 /arch/arm64/boot/dts/renesas/r8a7795.dtsi | |
| parent | arm64: dts: r8a7795: Add cpuidle support for CA57 cores (diff) | |
| download | linux-dev-fe87bde8deff35ddc288ba4099830c61fdcfabf8.tar.xz linux-dev-fe87bde8deff35ddc288ba4099830c61fdcfabf8.zip | |
arm64: dts: r8a7795: Add cpuidle support for CA53 cores
Enables cpuidle (core shutdown) support for R-Car H3 CA53 cores.
Signed-off-by: Dien Pham <dien.pham.ry@renesas.com>
Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
Signed-off-by: Ulrich Hecht <uli+renesas@fpond.eu>
Link: https://lore.kernel.org/r/1547808474-19427-3-git-send-email-uli+renesas@fpond.eu
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'arch/arm64/boot/dts/renesas/r8a7795.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/renesas/r8a7795.dtsi | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a7795.dtsi b/arch/arm64/boot/dts/renesas/r8a7795.dtsi index fb869cb83514..6675462f7585 100644 --- a/arch/arm64/boot/dts/renesas/r8a7795.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a7795.dtsi @@ -212,6 +212,7 @@ power-domains = <&sysc R8A7795_PD_CA53_CPU0>; next-level-cache = <&L2_CA53>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP_1>; #cooling-cells = <2>; dynamic-power-coefficient = <277>; clocks = <&cpg CPG_CORE R8A7795_CLK_Z2>; @@ -226,6 +227,7 @@ power-domains = <&sysc R8A7795_PD_CA53_CPU1>; next-level-cache = <&L2_CA53>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP_1>; clocks = <&cpg CPG_CORE R8A7795_CLK_Z2>; operating-points-v2 = <&cluster1_opp>; capacity-dmips-mhz = <535>; @@ -238,6 +240,7 @@ power-domains = <&sysc R8A7795_PD_CA53_CPU2>; next-level-cache = <&L2_CA53>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP_1>; clocks = <&cpg CPG_CORE R8A7795_CLK_Z2>; operating-points-v2 = <&cluster1_opp>; capacity-dmips-mhz = <535>; @@ -250,6 +253,7 @@ power-domains = <&sysc R8A7795_PD_CA53_CPU3>; next-level-cache = <&L2_CA53>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP_1>; clocks = <&cpg CPG_CORE R8A7795_CLK_Z2>; operating-points-v2 = <&cluster1_opp>; capacity-dmips-mhz = <535>; @@ -280,6 +284,15 @@ exit-latency-us = <500>; min-residency-us = <4000>; }; + + CPU_SLEEP_1: cpu-sleep-1 { + compatible = "arm,idle-state"; + arm,psci-suspend-param = <0x0010000>; + local-timer-stop; + entry-latency-us = <700>; + exit-latency-us = <700>; + min-residency-us = <5000>; + }; }; }; |