Commit d0bfc254 authored by Leifu Zhao's avatar Leifu Zhao Committed by Fabio Baltieri
Browse files

soc: ish: add pm service support for ish 



This enables the power management for Intel ISH. It supports D0i1,
D0i2, D0i3 power saving modes for ISH.

Signed-off-by: default avatarLeifu Zhao <leifu.zhao@intel.com>
parent 96869ff3

dts/x86/intel/intel_ish5.dtsi

+31 −0
Original line number Diff line number Diff line
@@ -13,6 +13,36 @@ 
	chosen {

	};



	power-states {

		d0i0: d0i0 {

			compatible = "zephyr,power-state";

			power-state-name = "runtime-idle";

			min-residency-us = <500>;

			substate-id = <1>;

		};



		d0i1: d0i1 {

			compatible = "zephyr,power-state";

			power-state-name = "suspend-to-idle";

			min-residency-us = <2000>;

			substate-id = <2>;

		};



		d0i2: d0i2 {

			compatible = "zephyr,power-state";

			power-state-name = "suspend-to-ram";

			min-residency-us = <4000>;

			substate-id = <3>;

		};



		d0i3: d0i3 {

			compatible = "zephyr,power-state";

			power-state-name = "suspend-to-disk";

			min-residency-us = <3000000>;

			substate-id = <4>;

		};

	};



	cpus {

		#address-cells = <1>;

		#size-cells = <0>;
@@ -21,6 +51,7 @@ 
			device_type = "cpu";

			compatible = "intel,ish";

			reg = <0>;

			cpu-power-states = <&d0i0 &d0i1 &d0i2 &d0i3>;

		};

	};

soc/x86/intel_ish/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -12,3 +12,4 @@ config SOC_FAMILY_INTEL_ISH 
	select LOAPIC

	select CPU_HAS_FPU

	select INTEL_HAL

	select HAS_PM

soc/x86/intel_ish/intel_ish5/CMakeLists.txt

+1 −0
Original line number Diff line number Diff line
@@ -6,5 +6,6 @@ 
zephyr_cc_option(-march=pentium -mtune=i486)



zephyr_sources(soc.c)

add_subdirectory_ifdef(CONFIG_PM pm)



include(../utils/build_ish_firmware.cmake)

soc/x86/intel_ish/intel_ish5/Kconfig.defconfig.series

+2 −0
Original line number Diff line number Diff line
@@ -16,3 +16,5 @@ config SOC 
	default "intel_ish_5_8_0" if SOC_INTEL_ISH_5_8_0



endif # SOC_SERIES_INTEL_ISH5



rsource "pm/Kconfig.pm"

soc/x86/intel_ish/intel_ish5/pm/CMakeLists.txt

0 → 100644
+5 −0
Original line number Diff line number Diff line 
# Copyright (c) 2023 Intel Corporation.

#

# SPDX-License-Identifier: Apache-2.0



zephyr_sources(power.c)

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