I2C_SCL
omap_cfg_reg(I2C_SCL);
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_SCL : inb(I2C_DIR) | I2C_SCL, I2C_DIR);
return (0 != (inb(I2C_IN) & I2C_SCL));
CS42L43_PIN(11, "i2c_scl", DRV_CTRL_5, I2C_SCL),
MXS_PINCTRL_PIN(I2C_SCL),