STM32F4_I2C_DR    322 drivers/i2c/busses/i2c-stm32f4.c 	writel_relaxed(byte, i2c_dev->base + STM32F4_I2C_DR);
STM32F4_I2C_DR    344 drivers/i2c/busses/i2c-stm32f4.c 	rbuf = readl_relaxed(i2c_dev->base + STM32F4_I2C_DR);