diff options
Diffstat (limited to 'drivers/i2c/i2c-uclass-compat.c')
| -rw-r--r-- | drivers/i2c/i2c-uclass-compat.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/i2c/i2c-uclass-compat.c b/drivers/i2c/i2c-uclass-compat.c index 223f238f4b..5606d1f807 100644 --- a/drivers/i2c/i2c-uclass-compat.c +++ b/drivers/i2c/i2c-uclass-compat.c @@ -106,3 +106,24 @@ void board_i2c_init(const void *blob) { /* Nothing to do here - the init happens through driver model */ } + +uint8_t i2c_reg_read(uint8_t chip_addr, uint8_t offset) +{ + struct udevice *dev; + int ret; + + ret = i2c_compat_get_device(chip_addr, 1, &dev); + if (ret) + return 0xff; + return dm_i2c_reg_read(dev, offset); +} + +void i2c_reg_write(uint8_t chip_addr, uint8_t offset, uint8_t val) +{ + struct udevice *dev; + int ret; + + ret = i2c_compat_get_device(chip_addr, 1, &dev); + if (!ret) + dm_i2c_reg_write(dev, offset, val); +} |