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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 ssd_sku_gpio_table[] = {
/* A0 : SAR0_INT_ODL */
PAD_CFG_GPI_INT(GPP_A0, NONE, PLTRST, LEVEL),
/* A6 : SAR1_INT_ODL */
PAD_CFG_GPI_INT(GPP_A6, NONE, PLTRST, LEVEL),
/* A8 : PEN_GARAGE_DET_L (wake) */
PAD_CFG_GPI_SCI(GPP_A8, NONE, DEEP, EDGE_SINGLE, NONE),
/* A10 : FPMCU_PCH_BOOT1 */
PAD_CFG_GPO(GPP_A10, 0, DEEP),
/* A11 : PCH_SPI_FPMCU_CS_L */
PAD_CFG_NF(GPP_A11, NONE, DEEP, NF2),
/* A12 : FPMCU_RST_ODL */
PAD_CFG_GPO(GPP_A12, 0, DEEP),
/* C15 : WWAN_DPR_SAR_ODL
*
* TODO: Driver doesn't use this pin as of now. In case driver starts
* using this pin, expose this pin to driver.
*/
PAD_CFG_GPO(GPP_C15, 1, DEEP),
/* F3 : MEM_STRAP_3 */
PAD_CFG_GPI(GPP_F3, NONE, PLTRST),
/* F10 : MEM_STRAP_2 */
PAD_CFG_GPI(GPP_F10, NONE, PLTRST),
/* F11 : EMMC_CMD ==> NC */
PAD_NC(GPP_F11, NONE),
/* F12 : EMMC_DATA0 ==> NC */
PAD_NC(GPP_F12, NONE),
/* F13 : EMMC_DATA1 ==> NC */
PAD_NC(GPP_F13, NONE),
/* F14 : EMMC_DATA2 ==> NC */
PAD_NC(GPP_F14, NONE),
/* F15 : EMMC_DATA3 ==> NC */
PAD_NC(GPP_F15, NONE),
/* F16 : EMMC_DATA4 ==> NC */
PAD_NC(GPP_F16, NONE),
/* F17 : EMMC_DATA5 ==> NC */
PAD_NC(GPP_F17, NONE),
/* F18 : EMMC_DATA6 ==> NC */
PAD_NC(GPP_F18, NONE),
/* F19 : EMMC_DATA7 ==> NC */
PAD_NC(GPP_F19, NONE),
/* F20 : EMMC_RCLK ==> NC */
PAD_NC(GPP_F20, NONE),
/* F21 : EMMC_CLK ==> NC */
PAD_NC(GPP_F21, NONE),
/* F22 : EMMC_RESET# ==> NC */
PAD_NC(GPP_F22, NONE),
/* H3 : SPKR_PA_EN */
PAD_CFG_GPO(GPP_H3, 0, DEEP),
/* H19 : MEM_STRAP_0 */
PAD_CFG_GPI(GPP_H19, NONE, PLTRST),
/* H22 : MEM_STRAP_1 */
PAD_CFG_GPI(GPP_H22, NONE, PLTRST),
};
static const struct pad_config emmc_sku_gpio_table[] = {
/* A0 : SAR0_INT_ODL */
PAD_CFG_GPI_INT(GPP_A0, NONE, PLTRST, LEVEL),
/* A6 : SAR1_INT_ODL */
PAD_CFG_GPI_INT(GPP_A6, NONE, PLTRST, LEVEL),
/* A8 : PEN_GARAGE_DET_L (wake) */
PAD_CFG_GPI_SCI(GPP_A8, NONE, DEEP, EDGE_SINGLE, NONE),
/* A10 : FPMCU_PCH_BOOT1 */
PAD_CFG_GPO(GPP_A10, 0, DEEP),
/* A11 : PCH_SPI_FPMCU_CS_L */
PAD_CFG_NF(GPP_A11, NONE, DEEP, NF2),
/* A12 : FPMCU_RST_ODL */
PAD_CFG_GPO(GPP_A12, 0, DEEP),
/* E1 : M2_SSD_PEDET ==> NC */
PAD_NC(GPP_E1, NONE),
/* E4 : M2_SSD_PE_WAKE_ODL ==> NC */
PAD_NC(GPP_E4, NONE),
/* E5 : SATA_DEVSLP1 ==> NC */
PAD_NC(GPP_E5, NONE),
/* C15 : WWAN_DPR_SAR_ODL
*
* TODO: Driver doesn't use this pin as of now. In case driver starts
* using this pin, expose this pin to driver.
*/
PAD_CFG_GPO(GPP_C15, 1, DEEP),
/* F3 : MEM_STRAP_3 */
PAD_CFG_GPI(GPP_F3, NONE, PLTRST),
/* F10 : MEM_STRAP_2 */
PAD_CFG_GPI(GPP_F10, NONE, PLTRST),
/* F11 : EMMC_CMD ==> EMMC_CMD */
PAD_CFG_NF(GPP_F11, NONE, DEEP, NF1),
/* F12 : EMMC_DATA0 ==> EMMC_DAT0 */
PAD_CFG_NF(GPP_F12, NONE, DEEP, NF1),
/* F13 : EMMC_DATA1 ==> EMMC_DAT1 */
PAD_CFG_NF(GPP_F13, NONE, DEEP, NF1),
/* F14 : EMMC_DATA2 ==> EMMC_DAT2 */
PAD_CFG_NF(GPP_F14, NONE, DEEP, NF1),
/* F15 : EMMC_DATA3 ==> EMMC_DAT3 */
PAD_CFG_NF(GPP_F15, NONE, DEEP, NF1),
/* F16 : EMMC_DATA4 ==> EMMC_DAT4 */
PAD_CFG_NF(GPP_F16, NONE, DEEP, NF1),
/* F17 : EMMC_DATA5 ==> EMMC_DAT5 */
PAD_CFG_NF(GPP_F17, NONE, DEEP, NF1),
/* F18 : EMMC_DATA6 ==> EMMC_DAT6 */
PAD_CFG_NF(GPP_F18, NONE, DEEP, NF1),
/* F19 : EMMC_DATA7 ==> EMMC_DAT7 */
PAD_CFG_NF(GPP_F19, NONE, DEEP, NF1),
/* F20 : EMMC_RCLK ==> EMMC_RCLK */
PAD_CFG_NF(GPP_F20, NONE, DEEP, NF1),
/* F21 : EMMC_CLK ==> EMMC_CLK */
PAD_CFG_NF(GPP_F21, NONE, DEEP, NF1),
/* F22 : EMMC_RESET# ==> EMMC_RST_L */
PAD_CFG_NF(GPP_F22, NONE, DEEP, NF1),
/* H3 : SPKR_PA_EN */
PAD_CFG_GPO(GPP_H3, 0, DEEP),
/* H19 : MEM_STRAP_0 */
PAD_CFG_GPI(GPP_H19, NONE, PLTRST),
/* H22 : MEM_STRAP_1 */
PAD_CFG_GPI(GPP_H22, NONE, PLTRST),
};
static const struct pad_config gpio_table[] = {
/* A0 : SAR0_INT_ODL */
PAD_CFG_GPI_INT(GPP_A0, NONE, PLTRST, LEVEL),
/* A6 : SAR1_INT_ODL */
PAD_CFG_GPI_INT(GPP_A6, NONE, PLTRST, LEVEL),
/* A8 : PEN_GARAGE_DET_L (wake) */
PAD_CFG_GPI_SCI(GPP_A8, NONE, DEEP, EDGE_SINGLE, NONE),
/* A10 : FPMCU_PCH_BOOT1 */
PAD_CFG_GPO(GPP_A10, 0, DEEP),
/* A11 : PCH_SPI_FPMCU_CS_L */
PAD_CFG_NF(GPP_A11, NONE, DEEP, NF2),
/* A12 : FPMCU_RST_ODL */
PAD_CFG_GPO(GPP_A12, 0, DEEP),
/* C15 : WWAN_DPR_SAR_ODL
*
* TODO: Driver doesn't use this pin as of now. In case driver starts
* using this pin, expose this pin to driver.
*/
PAD_CFG_GPO(GPP_C15, 1, DEEP),
/* F3 : MEM_STRAP_3 */
PAD_CFG_GPI(GPP_F3, NONE, PLTRST),
/* F10 : MEM_STRAP_2 */
PAD_CFG_GPI(GPP_F10, NONE, PLTRST),
/* F11 : EMMC_CMD ==> EMMC_CMD */
PAD_CFG_NF(GPP_F11, NONE, DEEP, NF1),
/* F12 : EMMC_DATA0 ==> EMMC_DAT0 */
PAD_CFG_NF(GPP_F12, NONE, DEEP, NF1),
/* F13 : EMMC_DATA1 ==> EMMC_DAT1 */
PAD_CFG_NF(GPP_F13, NONE, DEEP, NF1),
/* F14 : EMMC_DATA2 ==> EMMC_DAT2 */
PAD_CFG_NF(GPP_F14, NONE, DEEP, NF1),
/* F15 : EMMC_DATA3 ==> EMMC_DAT3 */
PAD_CFG_NF(GPP_F15, NONE, DEEP, NF1),
/* F16 : EMMC_DATA4 ==> EMMC_DAT4 */
PAD_CFG_NF(GPP_F16, NONE, DEEP, NF1),
/* F17 : EMMC_DATA5 ==> EMMC_DAT5 */
PAD_CFG_NF(GPP_F17, NONE, DEEP, NF1),
/* F18 : EMMC_DATA6 ==> EMMC_DAT6 */
PAD_CFG_NF(GPP_F18, NONE, DEEP, NF1),
/* F19 : EMMC_DATA7 ==> EMMC_DAT7 */
PAD_CFG_NF(GPP_F19, NONE, DEEP, NF1),
/* F20 : EMMC_RCLK ==> EMMC_RCLK */
PAD_CFG_NF(GPP_F20, NONE, DEEP, NF1),
/* F21 : EMMC_CLK ==> EMMC_CLK */
PAD_CFG_NF(GPP_F21, NONE, DEEP, NF1),
/* F22 : EMMC_RESET# ==> EMMC_RST_L */
PAD_CFG_NF(GPP_F22, NONE, DEEP, NF1),
/* H3 : SPKR_PA_EN */
PAD_CFG_GPO(GPP_H3, 0, DEEP),
/* H19 : MEM_STRAP_0 */
PAD_CFG_GPI(GPP_H19, NONE, PLTRST),
/* H22 : MEM_STRAP_1 */
PAD_CFG_GPI(GPP_H22, NONE, PLTRST),
};
const struct pad_config *override_gpio_table(size_t *num)
{
uint32_t sku_id = get_board_sku();
/* For SSD SKU */
if (sku_id == 1 || sku_id == 3 || sku_id == 23 || sku_id == 24) {
*num = ARRAY_SIZE(ssd_sku_gpio_table);
return ssd_sku_gpio_table;
}
/* For eMMC SKU */
if (sku_id == 2 || sku_id == 4 || sku_id == 21 || sku_id == 22) {
*num = ARRAY_SIZE(emmc_sku_gpio_table);
return emmc_sku_gpio_table;
}
*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[] = {
/* 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),
/* C23 : WLAN_PE_RST# */
PAD_CFG_GPO(GPP_C23, 1, DEEP),
/* 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;
}
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