I2C_SDA
omap_cfg_reg(I2C_SDA);
outb(inb(I2C_DIR) & ~(I2C_SDA | I2C_SCL), I2C_DIR);
outb(inb(I2C_OUT) & ~(I2C_SDA | I2C_SCL), I2C_OUT);
outb(state ? inb(I2C_DIR) & ~I2C_SDA : inb(I2C_DIR) | I2C_SDA, I2C_DIR);
return (0 != (inb(I2C_IN) & I2C_SDA));
CS42L43_PIN(10, "i2c_sda", DRV_CTRL3, I2C_SDA),
MXS_PINCTRL_PIN(I2C_SDA),