diff options
Diffstat (limited to 'src/soc/intel/apollolake/chip.h')
| -rw-r--r-- | src/soc/intel/apollolake/chip.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/soc/intel/apollolake/chip.h b/src/soc/intel/apollolake/chip.h index ef82c53dee..c83f9739fd 100644 --- a/src/soc/intel/apollolake/chip.h +++ b/src/soc/intel/apollolake/chip.h @@ -18,7 +18,21 @@ #ifndef _SOC_APOLLOLAKE_CHIP_H_ #define _SOC_APOLLOLAKE_CHIP_H_ +#include <soc/gpio.h> +#include <soc/intel/common/lpss_i2c.h> +#include <device/i2c.h> + #define CLKREQ_DISABLED 0xf +#define APOLLOLAKE_I2C_DEV_MAX 8 + +struct apollolake_i2c_config { + /* Bus should be enabled prior to ramstage with temporary base */ + int early_init; + /* Bus speed in Hz, default is I2C_SPEED_FAST (400 KHz) */ + enum i2c_speed speed; + /* Specific bus speed configuration */ + struct lpss_i2c_speed_config speed_config[LPSS_I2C_SPEED_CONFIG_COUNT]; +}; /* Serial IRQ control. SERIRQ_QUIET is the default (0). */ enum serirq_mode { @@ -79,6 +93,9 @@ struct soc_intel_apollolake_config { /* Integrated Sensor Hub */ uint8_t integrated_sensor_hub_enable; + + /* I2C bus configuration */ + struct apollolake_i2c_config i2c[APOLLOLAKE_I2C_DEV_MAX]; }; #endif /* _SOC_APOLLOLAKE_CHIP_H_ */ |