diff options
Diffstat (limited to 'src/device/i2c_bus.c')
| -rw-r--r-- | src/device/i2c_bus.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/device/i2c_bus.c b/src/device/i2c_bus.c index a63086cf41..c355506f72 100644 --- a/src/device/i2c_bus.c +++ b/src/device/i2c_bus.c @@ -6,6 +6,12 @@ #include <device/i2c_bus.h> #include <commonlib/endian.h> +bool i2c_dev_detect(struct device *dev, unsigned int addr) +{ + struct i2c_msg seg = { .flags = 0, .slave = addr, .buf = NULL, .len = 0 }; + return dev->ops->ops_i2c_bus->transfer(dev, &seg, 0) == 0; +} + struct bus *i2c_link(const struct device *const dev) { if (!dev || !dev->bus) |