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mb/google/myst: Enable eSPI SCI events 

Enable EC SCI events for eSPI.

BUG=b:275894894
TEST=builds

Signed-off-by: Jon Murphy <jpmurphy@google.com>
Change-Id: I8fd858c484f6fcf952bcb4f756ba2e4728091d8b
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74101
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
This commit is contained in:
Jon Murphy 2023-03-29 17:00:01 -06:00 committed by Felix Held
parent 99330648cc
commit 9a2d0e6bc2
2 changed files with 20 additions and 0 deletions
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15
src/mainboard/google/myst/ec.c
View File

@ -1,9 +1,21 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
#include <acpi/acpi.h>
#include <amdblocks/smi.h>
#include <ec/google/chromeec/ec.h>
#include <gpio.h>
#include <soc/smi.h>
#include <variant/ec.h>
static const struct sci_source espi_sci_sources[] = {
{
.scimap = SMITYPE_ESPI_SCI_B,
.gpe = EC_SCI_GPI,
.direction = SMI_SCI_LVL_HIGH, /* enum smi_sci_lvl */
.level = SMI_SCI_EDG, /* enum smi_sci_dir */
}
};
void mainboard_ec_init(void)
{
const struct google_chromeec_event_info info = {
@ -15,4 +27,7 @@ void mainboard_ec_init(void)
};
google_chromeec_events_init(&info, acpi_is_wakeup_s3());
/* Configure eSPI SCI events */
gpe_configure_sci(espi_sci_sources, ARRAY_SIZE(espi_sci_sources));
}

5
src/mainboard/google/myst/mainboard.c
View File

@ -1,5 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
#include <amdblocks/acpimmio.h>
#include <amdblocks/amd_pci_util.h>
#include <baseboard/variants.h>
#include <console/console.h>
@ -37,6 +38,10 @@ static void mainboard_init(void *chip_info)
static void mainboard_enable(struct device *dev)
{
printk(BIOS_INFO, "Mainboard " CONFIG_MAINBOARD_PART_NUMBER " Enable.\n");
/* TODO: b/184678786 - Move into espi_config */
/* Unmask eSPI IRQ 1 (Keyboard) */
pm_write32(PM_ESPI_INTR_CTRL, PM_ESPI_DEV_INTR_MASK & ~(BIT(1)));
}
struct chip_operations mainboard_ops = {