STP_EN            102 drivers/i2c/busses/i2c-sprd.c 		writel(tmp & ~STP_EN, i2c_dev->base + I2C_CTL);
STP_EN            104 drivers/i2c/busses/i2c-sprd.c 		writel(tmp | STP_EN, i2c_dev->base + I2C_CTL);