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/Linux-v6.1/Documentation/devicetree/bindings/arm/
Dpsci.yaml4 $id: http://devicetree.org/schemas/arm/psci.yaml#
7 title: Power State Coordination Interface (PSCI)
13 Firmware implementing the PSCI functions described in ARM document number
21 Functions are invoked by trapping to the privilege level of the PSCI
31 [2] Power State Coordination Interface (PSCI) specification
36 const: psci
41 For implementations complying to PSCI versions prior to 0.2.
42 const: arm,psci
45 For implementations complying to PSCI 0.2.
47 PSCI 0.2 support, but are permitted to be present for compatibility
[all …]
/Linux-v6.1/arch/arm64/boot/dts/cavium/
Dthunder-88xx.dtsi56 psci {
57 compatible = "arm,psci-0.2";
69 enable-method = "psci";
75 enable-method = "psci";
81 enable-method = "psci";
87 enable-method = "psci";
93 enable-method = "psci";
99 enable-method = "psci";
105 enable-method = "psci";
111 enable-method = "psci";
[all …]
/Linux-v6.1/include/uapi/linux/
Dpsci.h3 * ARM Power State and Coordination Interface (PSCI) header
5 * This header holds common PSCI defines and macros shared
16 * PSCI v0.1 interface
18 * The PSCI v0.1 function numbers are implementation defined.
20 * Only PSCI return values such as: SUCCESS, NOT_SUPPORTED,
22 * to PSCI v0.1.
25 /* PSCI v0.2 interface */
72 /* PSCI v0.2 power state encoding for CPU_SUSPEND function */
82 /* PSCI extended power state encoding for CPU_SUSPEND function */
89 /* PSCI v0.2 affinity level state returned by AFFINITY_INFO */
[all …]
/Linux-v6.1/arch/arm64/boot/dts/arm/
Dfoundation-v8-psci.dtsi4 * ARMv8 Foundation model DTS (PSCI configuration)
8 psci {
9 compatible = "arm,psci-1.0";
15 enable-method = "psci";
19 enable-method = "psci";
23 enable-method = "psci";
27 enable-method = "psci";
Djuno-r2.dts31 psci {
32 compatible = "arm,psci-0.2";
67 entry-method = "psci";
71 arm,psci-suspend-param = <0x0010000>;
80 arm,psci-suspend-param = <0x1010000>;
92 enable-method = "psci";
110 enable-method = "psci";
128 enable-method = "psci";
146 enable-method = "psci";
164 enable-method = "psci";
[all …]
Djuno.dts30 psci {
31 compatible = "arm,psci-0.2";
66 entry-method = "psci";
70 arm,psci-suspend-param = <0x0010000>;
79 arm,psci-suspend-param = <0x1010000>;
91 enable-method = "psci";
109 enable-method = "psci";
127 enable-method = "psci";
145 enable-method = "psci";
163 enable-method = "psci";
[all …]
Djuno-r1.dts31 psci {
32 compatible = "arm,psci-0.2";
67 entry-method = "psci";
71 arm,psci-suspend-param = <0x0010000>;
80 arm,psci-suspend-param = <0x1010000>;
92 enable-method = "psci";
109 enable-method = "psci";
126 enable-method = "psci";
143 enable-method = "psci";
160 enable-method = "psci";
[all …]
Dfvp-base-revc.dts36 psci {
37 compatible = "arm,psci-0.2";
49 enable-method = "psci";
55 enable-method = "psci";
61 enable-method = "psci";
67 enable-method = "psci";
73 enable-method = "psci";
79 enable-method = "psci";
85 enable-method = "psci";
91 enable-method = "psci";
/Linux-v6.1/drivers/cpuidle/
Dcpuidle-psci.c3 * PSCI CPU idle driver.
9 #define pr_fmt(fmt) "CPUidle PSCI: " fmt
21 #include <linux/psci.h>
30 #include "cpuidle-psci.h"
188 "cpuidle/psci:online", in psci_idle_init_cpuhp()
211 int err = of_property_read_u32(np, "arm,psci-suspend-param", state); in psci_dt_parse_state_node()
214 pr_warn("%pOF missing arm,psci-suspend-param property\n", np); in psci_dt_parse_state_node()
219 pr_warn("Invalid PSCI power state %#x\n", *state); in psci_dt_parse_state_node()
276 pr_debug("psci-power-state %#x index %d\n", psci_states[i], i); in psci_dt_cpu_init_idle()
299 * If the PSCI cpu_suspend function hook has not been initialized in psci_cpu_init_idle()
[all …]
/Linux-v6.1/arch/arm64/boot/dts/marvell/
Darmada-ap810-ap0-octa-core.dtsi20 enable-method = "psci";
26 enable-method = "psci";
32 enable-method = "psci";
38 enable-method = "psci";
44 enable-method = "psci";
50 enable-method = "psci";
56 enable-method = "psci";
62 enable-method = "psci";
/Linux-v6.1/arch/arm64/boot/dts/hisilicon/
Dhip05.dtsi16 psci {
17 compatible = "arm,psci-0.2";
88 enable-method = "psci";
96 enable-method = "psci";
104 enable-method = "psci";
112 enable-method = "psci";
120 enable-method = "psci";
128 enable-method = "psci";
136 enable-method = "psci";
144 enable-method = "psci";
[all …]
Dhip07.dtsi16 psci {
17 compatible = "arm,psci-0.2";
271 enable-method = "psci";
280 enable-method = "psci";
289 enable-method = "psci";
298 enable-method = "psci";
307 enable-method = "psci";
316 enable-method = "psci";
325 enable-method = "psci";
334 enable-method = "psci";
[all …]
/Linux-v6.1/arch/arm64/boot/dts/mediatek/
Dmt6755.dtsi16 psci {
17 compatible = "arm,psci-0.2";
28 enable-method = "psci";
35 enable-method = "psci";
42 enable-method = "psci";
49 enable-method = "psci";
56 enable-method = "psci";
63 enable-method = "psci";
70 enable-method = "psci";
77 enable-method = "psci";
Dmt6779.dtsi19 psci {
20 compatible = "arm,psci-0.2";
31 enable-method = "psci";
38 enable-method = "psci";
45 enable-method = "psci";
52 enable-method = "psci";
59 enable-method = "psci";
66 enable-method = "psci";
73 enable-method = "psci";
80 enable-method = "psci";
/Linux-v6.1/arch/arm64/boot/dts/nvidia/
Dtegra210-p2530.dtsi51 enable-method = "psci";
55 enable-method = "psci";
59 enable-method = "psci";
63 enable-method = "psci";
67 psci {
68 compatible = "arm,psci-0.2";
/Linux-v6.1/drivers/firmware/psci/
DKconfig6 bool "ARM PSCI checker"
9 Run the PSCI checker during startup. This checks that hotplug and
10 suspend operations work correctly when using PSCI.
12 The torture tests may interfere with the PSCI checker by turning CPUs
13 on and off through hotplug, so for now torture tests and PSCI checker
Dpsci.c7 #define pr_fmt(fmt) "psci: " fmt
18 #include <linux/psci.h>
23 #include <uapi/linux/psci.h>
274 WARN(1, "Unexpected PSCI conduit %d\n", conduit); in set_conduit()
443 return PTR_ERR_OR_ZERO(debugfs_create_file("psci", 0444, NULL, NULL, in psci_debugfs_init()
582 * Conveniently, the SMCCC and PSCI versions are encoded the in psci_init_smccc()
592 pr_info("Using standard PSCI v0.2 function IDs\n"); in psci_0_2_set_functions()
610 * Probe function for PSCI firmware versions >= 0.2
621 pr_err("Conflicting PSCI version detected.\n"); in psci_probe()
643 * PSCI init function for PSCI versions >=0.2
[all …]
/Linux-v6.1/arch/arm64/boot/dts/amazon/
Dalpine-v3.dtsi27 enable-method = "psci";
41 enable-method = "psci";
55 enable-method = "psci";
69 enable-method = "psci";
83 enable-method = "psci";
97 enable-method = "psci";
111 enable-method = "psci";
125 enable-method = "psci";
139 enable-method = "psci";
153 enable-method = "psci";
[all …]
/Linux-v6.1/Documentation/devicetree/bindings/cpu/
Didle-states.yaml252 [2] ARM Linux Kernel documentation - PSCI bindings
253 Documentation/devicetree/bindings/arm/psci.yaml
281 This assumes that the "enable-method" property is set to "psci" in the cpu
284 const: psci
308 arm,psci-suspend-param:
311 power_state parameter to pass to the ARM PSCI suspend call.
313 Device tree nodes that require usage of PSCI CPU_SUSPEND function
314 (i.e. idle states node with entry-method property is set to "psci")
387 enable-method = "psci";
396 enable-method = "psci";
[all …]
/Linux-v6.1/Documentation/devicetree/bindings/
Dnuma.txt178 enable-method = "psci";
186 enable-method = "psci";
193 enable-method = "psci";
200 enable-method = "psci";
207 enable-method = "psci";
214 enable-method = "psci";
221 enable-method = "psci";
228 enable-method = "psci";
235 enable-method = "psci";
243 enable-method = "psci";
[all …]
/Linux-v6.1/arch/arm64/boot/dts/nuvoton/
Dnuvoton-npcm845.dtsi20 enable-method = "psci";
29 enable-method = "psci";
38 enable-method = "psci";
47 enable-method = "psci";
64 psci {
65 compatible = "arm,psci-1.0";
/Linux-v6.1/Documentation/devicetree/bindings/cpufreq/
Dcpufreq-qcom-hw.yaml83 enable-method = "psci";
99 enable-method = "psci";
112 enable-method = "psci";
125 enable-method = "psci";
138 enable-method = "psci";
151 enable-method = "psci";
164 enable-method = "psci";
177 enable-method = "psci";
/Linux-v6.1/arch/arm64/kvm/
Dpsci.c42 * in section 5.4.1 of PSCI v0.2 specification (ARM DEN 0022A). in kvm_psci_vcpu_suspend()
45 * stand-by request as-per section 5.4.2 clause 3 of PSCI v0.2 in kvm_psci_vcpu_suspend()
94 * NOTE: We always update r0 (or x0) because for PSCI v0.1 in kvm_psci_vcpu_on()
165 * actual request is made. Since we are implementing PSCI and a in kvm_prepare_system_event()
166 * caller of PSCI reboot and shutdown expects that the system shuts in kvm_prepare_system_event()
222 * Prevent 32 bit guests from calling 64 bit PSCI functions. in kvm_psci_check_allowed_function()
283 * VCPU should see internal failure from PSCI return in kvm_psci_0_2_call()
285 * PSCI return value INTERNAL_FAILURE. in kvm_psci_0_2_call()
294 * with PSCI return value INTERNAL_FAILURE. in kvm_psci_0_2_call()
422 * kvm_psci_call - handle PSCI call if r0 value is in range
[all …]
/Linux-v6.1/arch/arm64/boot/dts/freescale/
Ds32g2.dtsi25 enable-method = "psci";
33 enable-method = "psci";
41 enable-method = "psci";
49 enable-method = "psci";
76 psci {
77 compatible = "arm,psci-1.0";
/Linux-v6.1/arch/arm64/boot/dts/amlogic/
Dmeson-g12b.dtsi50 enable-method = "psci";
60 enable-method = "psci";
70 enable-method = "psci";
80 enable-method = "psci";
90 enable-method = "psci";
100 enable-method = "psci";

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