Add the legacy i2c_reg_read/write() functions to the compatibility layer so that they can be used when CONFIG_DM_I2C_COMPAT is defined.
Signed-off-by: Simon Glass <[email protected]> --- drivers/i2c/i2c-uclass-compat.c | 21 +++++++++++++++++++++ include/i2c.h | 6 ++++++ 2 files changed, 27 insertions(+) diff --git a/drivers/i2c/i2c-uclass-compat.c b/drivers/i2c/i2c-uclass-compat.c index 223f238..5606d1f 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); +} diff --git a/include/i2c.h b/include/i2c.h index ddfebc4..9300d97 100644 --- a/include/i2c.h +++ b/include/i2c.h @@ -284,6 +284,12 @@ void i2c_init(int speed, int slaveaddr); */ void board_i2c_init(const void *blob); +/* + * Compatibility functions for driver model. + */ +uint8_t i2c_reg_read(uint8_t addr, uint8_t reg); +void i2c_reg_write(uint8_t addr, uint8_t reg, uint8_t val); + #endif /* -- 2.2.0.rc0.207.ga3a616c _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
