/*
* The device should already be enabled and out of reset,
* either from early init in coreboot or SiliconInit in FSP.
*/
static void i2c_dev_init(struct device *dev)
{
struct soc_intel_skylake_config *config = dev->chip_info;
int bus = i2c_dev_to_bus(dev);
if (!config || bus < 0)
return;
lpss_i2c_init(bus, &config->i2c[bus]);
}
/* Generate ACPI I2C device objects */
static void i2c_fill_ssdt(struct device *dev)
{
struct soc_intel_skylake_config *config = dev->chip_info;
int bus = i2c_dev_to_bus(dev);
if (!config || bus < 0)
return;
acpigen_write_scope(acpi_device_path(dev));
lpss_i2c_acpi_fill_ssdt(bus, &config->i2c[bus]);
acpigen_pop_len();
}
/*
* The device should already be enabled and out of reset,
* either from early init in coreboot or SiliconInit in FSP.
*/
static void i2c_dev_init(struct device *dev)
{
struct soc_intel_skylake_config *config = dev->chip_info;
const struct lpss_i2c_speed_config *sptr;
enum i2c_speed speed;
int i, bus = i2c_dev_to_bus(dev);
if (!config || bus < 0)
return;
speed = config->i2c[bus].speed ? : I2C_SPEED_FAST;
lpss_i2c_init(bus, speed);
/* Apply custom speed config if it has been set by the board */
for (i = 0; i < LPSS_I2C_SPEED_CONFIG_COUNT; i++) {
sptr = &config->i2c[bus].speed_config[i];
if (sptr->speed == speed) {
lpss_i2c_set_speed_config(bus, sptr);
break;
}
}
}