68 lines
1.8 KiB
C
68 lines
1.8 KiB
C
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/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2015 Google Inc.
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* Copyright (C) 2015 Intel Corporation
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* Copyright (C) 2017 Advanced Micro Devices, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <stdint.h>
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#include <amdblocks/gpio_banks.h>
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#include <amdblocks/acpimmio.h>
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#include <soc/gpio.h>
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#include <soc/smi.h>
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static const struct soc_amd_event gpio_event_table[] = {
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{ GPIO_1, GEVENT_19 },
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{ GPIO_2, GEVENT_8 },
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{ GPIO_3, GEVENT_2 },
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{ GPIO_4, GEVENT_4 },
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{ GPIO_5, GEVENT_7 },
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{ GPIO_6, GEVENT_10 },
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{ GPIO_7, GEVENT_11 },
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{ GPIO_8, GEVENT_23 },
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{ GPIO_9, GEVENT_22 },
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{ GPIO_11, GEVENT_18 },
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{ GPIO_13, GEVENT_21 },
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{ GPIO_14, GEVENT_6 },
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{ GPIO_15, GEVENT_20 },
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{ GPIO_16, GEVENT_12 },
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{ GPIO_17, GEVENT_13 },
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{ GPIO_18, GEVENT_14 },
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{ GPIO_21, GEVENT_5 },
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{ GPIO_22, GEVENT_3 },
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{ GPIO_23, GEVENT_16 },
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{ GPIO_24, GEVENT_15 },
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{ GPIO_65, GEVENT_0 },
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{ GPIO_66, GEVENT_1 },
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{ GPIO_68, GEVENT_9 },
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{ GPIO_69, GEVENT_17 },
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};
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void soc_route_sci(uint8_t event)
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{
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smi_write8(SMI_SCI_MAP(event), event);
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}
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void soc_get_gpio_event_table(const struct soc_amd_event **table, size_t *items)
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{
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*table = gpio_event_table;
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*items = ARRAY_SIZE(gpio_event_table);
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}
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void soc_gpio_hook(uint8_t gpio, uint8_t mux)
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{
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/* Always program Gevent when WAKE_L_AGPIO2 is configured as WAKE_L */
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if ((gpio == 2) && !(mux & AMD_GPIO_MUX_MASK))
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soc_route_sci(GPIO_2_EVENT);
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}
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