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/*
* This file is part of the coreboot project.
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <stdint.h>
#include <amdblocks/gpio_banks.h>
#include <amdblocks/acpimmio.h>
#include <soc/gpio.h>
#include <soc/smi.h>
static const struct soc_amd_event gpio_event_table[] = {
{ GPIO_0, GEVENT_21 }, /* GPIO0 may only be used as PWR_BTN_L in ACPI */
{ GPIO_1, GEVENT_19 },
{ GPIO_2, GEVENT_8 },
{ GPIO_3, GEVENT_2 },
{ GPIO_4, GEVENT_4 },
{ GPIO_5, GEVENT_7 },
{ GPIO_6, GEVENT_10 },
{ GPIO_7, GEVENT_11 },
{ GPIO_8, GEVENT_23 },
{ GPIO_9, GEVENT_22 },
{ GPIO_16, GEVENT_12 },
{ GPIO_17, GEVENT_13 },
{ GPIO_18, GEVENT_14 },
{ GPIO_21, GEVENT_5 },
{ GPIO_22, GEVENT_3 },
{ GPIO_23, GEVENT_16 },
{ GPIO_24, GEVENT_15 },
{ GPIO_40, GEVENT_20 },
{ GPIO_84, GEVENT_18 },
{ GPIO_86, GEVENT_9 },
{ GPIO_89, GEVENT_0 },
{ GPIO_90, GEVENT_1 },
{ GPIO_91, GEVENT_6 },
{ GPIO_129, GEVENT_17 },
};
void soc_route_sci(uint8_t event)
{
smi_write8(SMI_SCI_MAP(event), event);
}
void soc_get_gpio_event_table(const struct soc_amd_event **table, size_t *items)
{
*table = gpio_event_table;
*items = ARRAY_SIZE(gpio_event_table);
}
void soc_gpio_hook(uint8_t gpio, uint8_t mux)
{
/* Always program Gevent when WAKE_L_AGPIO2 is configured as WAKE_L */
if ((gpio == 2) && !(mux & AMD_GPIO_MUX_MASK))
soc_route_sci(GPIO_2_EVENT);
}
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