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mb/google/nissa/var/meliks: Update GPIO configuration

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Update the initial GPIO configuration for meliks by referring to
the schematics.

BUG=b:394359785
BRANCH=nissa
TEST=FW_NAME=meliks emerge-nissa coreboot

Change-Id: I33e1e3be5f2530feb396e7413f3f0cd75d5f38ca
Signed-off-by: Seunghwan Kim <sh_.kim@samsung.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/86378
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Reviewed-by: Dinesh Gehlot <digehlot@google.com>
This commit is contained in:
Seunghwan Kim 2025-02-12 18:39:08 +09:00 • committed by Matt DeVillier
commit f46f2cb678
3 changed files with 115 additions and 0 deletions
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4
src/mainboard/google/brya/variants/meliks/Makefile.mk
View file

@ -1,2 +1,6 @@
# SPDX-License-Identifier: GPL-2.0-only
bootblock-y += gpio.c
romstage-y += memory.c
ramstage-y += gpio.c

109
src/mainboard/google/brya/variants/meliks/gpio.c Normal file
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@ -0,0 +1,109 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
#include <baseboard/gpio.h>
#include <baseboard/variants.h>
#include <commonlib/helpers.h>
#include <soc/gpio.h>
/* Pad configuration in ramstage */
static const struct pad_config override_gpio_table[] = {
/* A14 : USB_C0_AUX_DC_P */
PAD_CFG_NF(GPP_A14, NONE, DEEP, NF6),
/* A15 : USB_C0_AUX_DC_N */
PAD_CFG_NF(GPP_A15, NONE, DEEP, NF6),
/* B11 : PMCALERT# ==> EN_PP3300_WLAN */
PAD_CFG_GPO(GPP_B11, 1, DEEP),
/* D6 : WWAN_EN ==> NC */
PAD_NC(GPP_D6, NONE),
/* D7 : WLAN_CLKREQ_ODL ==> NC */
PAD_NC(GPP_D7, NONE),
/* D8 : SD_CLKREQ_ODL ==> NC */
PAD_NC(GPP_D8, NONE),
/* E14 : EDP_HPD ==> NC */
PAD_NC(GPP_E14, NONE),
/* E20 : HDMI_DDC_SCL ==> NC */
PAD_NC(GPP_E20, NONE),
/* E21 : DDP2_CTRLDATA ==> HDMI_DDC_SDA_STRAP */
PAD_CFG_NF(GPP_E21, NONE, DEEP, NF1),
/* E22 : DDPA_CTRLCLK ==> LCD_RST_N - used for MIPI Power seq. */
PAD_CFG_NF(GPP_E22, NONE, DEEP, NF1),
/* E23 : NC */
PAD_NC(GPP_E23, NONE),
/* F6 : NC */
PAD_NC(GPP_F6, NONE),
/* F12 : GSXDOUT ==> EMR_INT_ODL */
PAD_CFG_GPI_INT(GPP_F12, NONE, PLTRST, LEVEL),
/* F13 : SOC_PEN_DETECT_R_ODL ==> NC */
PAD_NC(GPP_F13, NONE),
/* F15 : SOC_PEN_DETECT_OEL ==> NC */
PAD_NC(GPP_F15, NONE),
/* F16 : GSXCLK ==> EMR_RESET_L */
PAD_CFG_GPO(GPP_F16, 0, DEEP),
/* H3 : NC */
PAD_NC(GPP_H3, NONE),
/* H8 : I2C4_SDA ==> SOC_I2C_EMR_SDA */
PAD_CFG_NF(GPP_H8, NONE, DEEP, NF1),
/* H9 : I2C4_SCL ==> SOC_I2C_EMR_SCL */
PAD_CFG_NF(GPP_H9, NONE, DEEP, NF1),
/* H12 : SD_PERST_L ==> NC */
PAD_NC(GPP_H12, NONE),
/* H19 : NC */
PAD_NC(GPP_H19, NONE),
/* H20 : NC */
PAD_NC(GPP_H20, NONE),
/* Configure the virtual CNVi Bluetooth I2S GPIO pads */
/* BT_I2S_BCLK */
PAD_CFG_NF(GPP_VGPIO_30, NONE, DEEP, NF3),
/* BT_I2S_SYNC */
PAD_CFG_NF(GPP_VGPIO_31, NONE, DEEP, NF3),
/* BT_I2S_SDO */
PAD_CFG_NF(GPP_VGPIO_32, NONE, DEEP, NF3),
/* BT_I2S_SDI */
PAD_CFG_NF(GPP_VGPIO_33, NONE, DEEP, NF3),
/* SSP2_SCLK */
PAD_CFG_NF(GPP_VGPIO_34, NONE, DEEP, NF1),
/* SSP2_SFRM */
PAD_CFG_NF(GPP_VGPIO_35, NONE, DEEP, NF1),
/* SSP_TXD */
PAD_CFG_NF(GPP_VGPIO_36, NONE, DEEP, NF1),
/* SSP_RXD */
PAD_CFG_NF(GPP_VGPIO_37, NONE, DEEP, NF1),
};
/* Early pad configuration in bootblock for pirrha */
static const struct pad_config early_gpio_table[] = {
/* A13 : GPP_A13 ==> GSC_SOC_INT_ODL */
PAD_CFG_GPI_APIC(GPP_A13, NONE, PLTRST, LEVEL, INVERT),
/* E12 : THC0_SPI1_IO1 ==> SOC_WP_OD */
PAD_CFG_GPI_GPIO_DRIVER(GPP_E12, NONE, DEEP),
/* F18 : THC1_SPI2_INT# ==> EC_IN_RW_OD */
PAD_CFG_GPI(GPP_F18, NONE, DEEP),
/* H4 : I2C0_SDA ==> SOC_I2C_GSC_SDA */
PAD_CFG_NF(GPP_H4, NONE, DEEP, NF1),
/* H5 : I2C0_SCL ==> SOC_I2C_GSC_SCL */
PAD_CFG_NF(GPP_H5, NONE, DEEP, NF1),
/* H10 : UART0_RXD ==> UART_SOC_RX_DBG_TX */
PAD_CFG_NF(GPP_H10, NONE, DEEP, NF2),
/* H11 : UART0_TXD ==> UART_SOC_TX_DBG_RX */
PAD_CFG_NF(GPP_H11, NONE, DEEP, NF2),
/* H13 : UART0_CTS# ==> EN_PP3300_SD_X */
PAD_CFG_GPO(GPP_H13, 1, DEEP),
};
const struct pad_config *variant_gpio_override_table(size_t *num)
{
*num = ARRAY_SIZE(override_gpio_table);
return override_gpio_table;
}
const struct pad_config *variant_early_gpio_table(size_t *num)
{
*num = ARRAY_SIZE(early_gpio_table);
return early_gpio_table;
}

2
src/mainboard/google/brya/variants/meliks/include/variant/gpio.h
View file

@ -5,4 +5,6 @@
#include <baseboard/gpio.h>
#define SD_CARD_POWER GPP_H13
#endif