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/*
* This file is part of the coreboot project.
*
* Copyright 2019 Google LLC
*
* 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 <arch/acpi.h>
#include <baseboard/gpio.h>
#include <baseboard/variants.h>
#include <commonlib/helpers.h>
static const struct pad_config gpio_table[] = {
/* A0 : RCIN# ==> NC */
PAD_NC(GPP_A0, NONE),
/* A6 : SERIRQ ==> NC */
PAD_NC(GPP_A6, NONE),
/* A10 : PEN_RESET_ODL for old revision devices */
PAD_CFG_GPO(GPP_A10, 1, DEEP),
/* A16 : EMR_GARAGE_DET (notification) */
PAD_CFG_GPI_GPIO_DRIVER(GPP_A16, NONE, PLTRST),
/* A17 : PIRQA# ==> NC */
PAD_NC(GPP_A17, NONE),
/* A18 : ISH_GP0 ==> NC */
PAD_NC(GPP_A18, NONE),
/* A19 : PEN_RESET_ODL */
PAD_CFG_GPO(GPP_A19, 0, DEEP),
/* A20 : ISH_GP2 ==> NC */
PAD_NC(GPP_A20, NONE),
/* A22 : ISH_GP4 ==> NC */
PAD_NC(GPP_A22, NONE),
/* B8 : SRCCLKREQ3#: NC */
PAD_NC(GPP_B8, NONE),
/* C1 : SMBDATA: NC */
PAD_NC(GPP_C1, NONE),
/* C7 : PEN_IRQ_OD_L */
PAD_CFG_GPI_APIC(GPP_C7, NONE, PLTRST, LEVEL, INVERT),
/* C12 : EN_PP3300_TSP_DX */
PAD_CFG_GPO(GPP_C12, 0, DEEP),
/* C15 : EN_PP3300_DIG_DX */
PAD_CFG_GPO(GPP_C15, 0, DEEP),
/* C23 : UART2_CTS# ==> NC */
PAD_NC(GPP_C23, NONE),
/* D16 : TOUCHSCREEN_INT_L */
PAD_CFG_GPI_APIC(GPP_D16, NONE, PLTRST, LEVEL, INVERT),
/* E23 : GPP_E23 ==> NC */
PAD_NC(GPP_E23, NONE),
/* F1 : GPP_F1 ==> NC */
PAD_NC(GPP_F1, NONE),
/* G0 : GPP_G0 ==> NC */
PAD_NC(GPP_G0, NONE),
/* G1 : GPP_G1 ==> NC */
PAD_NC(GPP_G1, NONE),
/* G2 : GPP_G2 ==> NC */
PAD_NC(GPP_G2, NONE),
/* G3 : GPP_G3 ==> NC */
PAD_NC(GPP_G3, NONE),
/* G4 : GPP_G4 ==> NC */
PAD_NC(GPP_G4, NONE),
/* G5 : GPP_G5 ==> NC */
PAD_NC(GPP_G5, NONE),
/* G6 : GPP_G6 ==> NC */
PAD_NC(GPP_G6, NONE),
/* H4 : PCH_I2C_PEN_SDA */
PAD_CFG_NF(GPP_H4, NONE, DEEP, NF1),
/* H5 : PCH_I2C_PEN_SCL */
PAD_CFG_NF(GPP_H5, NONE, DEEP, NF1),
};
const struct pad_config *override_gpio_table(size_t *num)
{
*num = ARRAY_SIZE(gpio_table);
return gpio_table;
}
/*
* GPIOs configured before ramstage
* Note: the Hatch platform's romstage will configure
* the MEM_STRAP_* (a.k.a GPIO_MEM_CONFIG_*) pins
* as inputs before it reads them, so they are not
* needed in this table.
*/
static const struct pad_config early_gpio_table[] = {
/* A12 : FPMCU_RST_ODL */
PAD_CFG_GPO(GPP_A12, 0, DEEP),
/* B15 : H1_SLAVE_SPI_CS_L */
PAD_CFG_NF(GPP_B15, NONE, DEEP, NF1),
/* B16 : H1_SLAVE_SPI_CLK */
PAD_CFG_NF(GPP_B16, NONE, DEEP, NF1),
/* B17 : H1_SLAVE_SPI_MISO_R */
PAD_CFG_NF(GPP_B17, NONE, DEEP, NF1),
/* B18 : H1_SLAVE_SPI_MOSI_R */
PAD_CFG_NF(GPP_B18, NONE, DEEP, NF1),
/* C14 : BT_DISABLE_L */
PAD_CFG_GPO(GPP_C14, 0, DEEP),
/* PCH_WP_OD */
PAD_CFG_GPI(GPP_C20, NONE, DEEP),
/* C21 : H1_PCH_INT_ODL */
PAD_CFG_GPI_APIC(GPP_C21, NONE, PLTRST, LEVEL, INVERT),
/* E1 : M2_SSD_PEDET */
PAD_CFG_NF(GPP_E1, NONE, DEEP, NF1),
/* E5 : SATA_DEVSLP1 */
PAD_CFG_NF(GPP_E5, NONE, PLTRST, NF1),
/* F2 : MEM_CH_SEL */
PAD_CFG_GPI(GPP_F2, NONE, PLTRST),
};
const struct pad_config *variant_early_gpio_table(size_t *num)
{
*num = ARRAY_SIZE(early_gpio_table);
return early_gpio_table;
}
/*
* GPIO settings before entering all sleep states
*/
static const struct pad_config sleep_gpio_table[] = {
PAD_CFG_GPO(GPP_A12, 1, DEEP), /* FPMCU_RST_ODL */
};
const struct pad_config *variant_sleep_gpio_table(u8 slp_typ, size_t *num)
{
*num = ARRAY_SIZE(sleep_gpio_table);
return sleep_gpio_table;
}
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