sravan/system76-embedded-controller
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Use PME virtual wire for suspend/resume

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This commit is contained in:
Jeremy Soller
2021-06-25 15:25:01 -06:00
committed by Jeremy Soller
parent 90057df94f
commit 2720bb9037
1 changed files with 11 additions and 2 deletions
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13
src/board/system76/common/pmc.c
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@@ -71,8 +71,17 @@ bool pmc_sci(struct Pmc * pmc, uint8_t sci) {
void pmc_swi(void) { void pmc_swi(void) {
#if EC_ESPI #if EC_ESPI
// Use SCI interrupt // Start PME interrupt
pmc_sci_interrupt(); vw_set(&VW_PME_N, VWS_LOW);
// Delay T_HOLD (value assumed)
delay_us(65);
// Stop PME interrupt
vw_set(&VW_PME_N, VWS_HIGH);
// Delay T_HOLD (value assumed)
delay_us(65);
#else // EC_ESPI #else // EC_ESPI
// Start SWI interrupt // Start SWI interrupt
gpio_set(&SWI_N, false); gpio_set(&SWI_N, false);