acpi.c File Reference

#include <acpi/acpi_device.h>
#include <acpi/acpigen.h>
#include <console/console.h>
#include <device/device.h>
#include <device/path.h>
#include <device/spi.h>
#include <spi-generic.h>
#include <string.h>
#include "chip.h"

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Functions
static int	spi_acpi_get_bus (const struct device *dev)
static bool	spi_acpi_add_gpios_to_crs (struct drivers_spi_acpi_config *config)
static int	spi_acpi_write_gpio (struct acpi_gpio *gpio, int *curr_index)
static void	spi_acpi_fill_ssdt_generator (const struct device *dev)
static const char *	spi_acpi_name (const struct device *dev)
static void	spi_acpi_enable (struct device *dev)

Variables
static struct device_operations	spi_acpi_ops
struct chip_operations	drivers_spi_acpi_ops

Function Documentation

spi_acpi_add_gpios_to_crs()

static bool spi_acpi_add_gpios_to_crs ( struct drivers_spi_acpi_config *  config )

static

Definition at line 31 of file acpi.c.

References config.

Referenced by spi_acpi_fill_ssdt_generator().

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spi_acpi_enable()

static void spi_acpi_enable ( struct device *  dev )

static

Definition at line 197 of file acpi.c.

spi_acpi_fill_ssdt_generator()

static void spi_acpi_fill_ssdt_generator ( const struct device *  dev )

static

Definition at line 60 of file acpi.c.

References acpi_device_add_power_res(), acpi_device_name(), acpi_device_path(), acpi_device_scope(), ACPI_DEVICE_SLEEP_D3_HOT, acpi_device_status(), acpi_device_write_interrupt(), acpi_device_write_spi(), acpi_dp_add_gpio(), acpi_dp_add_string(), acpi_dp_new_table(), acpi_dp_write(), acpigen_pop_len(), acpigen_write_device(), acpigen_write_name(), acpigen_write_name_integer(), acpigen_write_name_string(), acpigen_write_PRW(), acpigen_write_resourcetemplate_footer(), acpigen_write_resourcetemplate_header(), acpigen_write_scope(), acpigen_write_STA(), BIOS_ERR, BIOS_INFO, device::chip_info, device::chip_ops, config, spi_path::cs, dev_path(), acpi_spi::device_select, MHz, chip_operations::name, device::path, printk, device_path::spi, SPI_4_WIRE_MODE, spi_acpi_add_gpios_to_crs(), spi_acpi_get_bus(), spi_acpi_write_gpio(), SPI_CLOCK_PHASE_FIRST, and SPI_POLARITY_LOW.

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spi_acpi_get_bus()

static int spi_acpi_get_bus ( const struct device *  dev )

static

Definition at line 13 of file acpi.c.

References device::bus, bus::dev, spi_bus_operations::dev_to_bus, ops, device::ops, and device_operations::ops_spi_bus.

Referenced by spi_acpi_fill_ssdt_generator(), and spi_acpi_name().

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spi_acpi_name()

static const char* spi_acpi_name ( const struct device *  dev )

static

Definition at line 177 of file acpi.c.

References device::chip_info, config, name, snprintf(), and spi_acpi_get_bus().

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spi_acpi_write_gpio()

static int spi_acpi_write_gpio ( struct acpi_gpio *  gpio, int *  curr_index  )

static

Definition at line 46 of file acpi.c.

References acpi_device_write_gpio().

Referenced by spi_acpi_fill_ssdt_generator().

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Variable Documentation

drivers_spi_acpi_ops

struct chip_operations drivers_spi_acpi_ops

Initial value:

= {
 
        .enable_dev = spi_acpi_enable
}

Definition at line 197 of file acpi.c.

spi_acpi_ops

struct device_operations spi_acpi_ops

static

Initial value:

= {
        .read_resources         = noop_read_resources,
        .set_resources          = noop_set_resources,
        .acpi_name              = spi_acpi_name,
        .acpi_fill_ssdt         = spi_acpi_fill_ssdt_generator,
}

Definition at line 177 of file acpi.c.