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Merge pull request #72 from Dasharo/hibernation

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board/system76/common: Support the S4 power state
This commit is contained in:
Filip Lewiński
2025-07-29 09:08:42 +02:00
committed by GitHub
parent c54624422f a3b02b255a
commit 85864cbad6
2 changed files with 13 additions and 3 deletions
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src/board/system76/common/include/board/power.h
+2
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@@ -10,6 +10,8 @@ enum PowerState {
POWER_STATE_S0 = 0x0,
// Suspend to RAM
POWER_STATE_S3 = 0x3,
// Suspend to Disk
POWER_STATE_S4 = 0x4,
// Soft off
POWER_STATE_S5 = 0x5,
// Only USB is powered (Always On USB)
src/board/system76/common/power.c
+11 -3
View File
@@ -153,9 +153,14 @@ enum PowerState calculate_power_state(void) {
#if CONFIG_BUS_ESPI
// Use eSPI virtual wires if available
if (vw_get(&VW_SLP_S5_N) != VWS_HIGH) {
// S5 plane not powered
return POWER_STATE_S5;
}
if (vw_get(&VW_SLP_S4_N) != VWS_HIGH) {
// S4 plane not powered
return POWER_STATE_S5;
return POWER_STATE_S4;
}
if (vw_get(&VW_SLP_S3_N) != VWS_HIGH) {
@@ -199,6 +204,9 @@ void update_power_state(void) {
case POWER_STATE_S5:
DEBUG("POWER_STATE_S5\n");
break;
case POWER_STATE_S4:
DEBUG("POWER_STATE_S4\n");
break;
case POWER_STATE_S3:
DEBUG("POWER_STATE_S3\n");
break;
@@ -742,8 +750,8 @@ void power_event(void) {
// AC plugged in, orange light
gpio_set(&LED_PWR, false);
gpio_set(&LED_ACIN, true);
} else if (power_state == POWER_STATE_G3_AOU) {
// G3, Always on USB, lights off
} else if (power_state == POWER_STATE_G3_AOU || power_state == POWER_STATE_S4) {
// G3 + Always on USB or S4, lights off
gpio_set(&LED_PWR, false);
gpio_set(&LED_ACIN, false);
} else {