coreboot
coreboot is an Open Source project aimed at replacing the proprietary BIOS found in most computers.
gpio_early.c File Reference
#include <gpio.h>
#include "include/gpio.h"
Include dependency graph for gpio_early.c:

Go to the source code of this file.

Functions

void mainboard_config_stage_gpios (void)
 

Variables

static const struct pad_config early_gpio_table []
 

Function Documentation

◆ mainboard_config_stage_gpios()

void mainboard_config_stage_gpios ( void  )

Definition at line 24 of file gpio_early.c.

References ARRAY_SIZE, early_gpio_table, and gpio_configure_pads().

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Variable Documentation

◆ early_gpio_table

const struct pad_config early_gpio_table[]
static
Initial value:
= {
PAD_CFG_GPI_TRIG_OWN(GPP_A20, NONE, DEEP, OFF, ACPI),
PAD_CFG_GPI_TRIG_OWN(GPP_B2, NONE, DEEP, OFF, ACPI),
PAD_CFG_GPO(GPP_B4, 1, DEEP),
PAD_CFG_TERM_GPO(GPP_B21, 1, DN_20K, DEEP),
PAD_CFG_NF(GPP_C20, NONE, DEEP, NF1),
PAD_CFG_NF(GPP_C21, NONE, DEEP, NF1),
PAD_CFG_NF(GPP_E8, NONE, DEEP, NF1),
}
#define GPP_B2
Definition: gpio_soc_defs.h:55
#define GPP_E8
#define GPP_C20
#define GPP_A20
#define GPP_C21
#define GPP_B21
Definition: gpio_soc_defs.h:74
#define GPP_B4
Definition: gpio_soc_defs.h:57
#define PAD_CFG_GPI_TRIG_OWN(pad, pull, rst, trig, own)
Definition: gpio_defs.h:311
#define PAD_CFG_TERM_GPO(pad, val, pull, rst)
Definition: gpio_defs.h:262
#define PAD_CFG_NF(pad, pull, rst, func)
Definition: gpio_defs.h:197
#define PAD_CFG_GPO(pad, val, rst)
Definition: gpio_defs.h:247

Definition at line 1 of file gpio_early.c.

Referenced by bootblock_mainboard_early_init(), bootblock_mainboard_init(), early_config_gpio(), and mainboard_config_stage_gpios().