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  /src/sys/arch/evbarm/nslu2/
nslu2_iic.c 108 /* SDA is output; enable SDA output if SDA OUTR is low */
129 uint32_t oer, outr; local in function:slugiic_set_bits
141 * If lines are to be set to high, disable OER first then set OUTR.
142 * If lines are to be set to low, set OUTR first then enable OER.
151 outr = GPIO_CONF_READ_4(ixp425_softc, IXP425_GPIO_GPOUTR);
152 outr &= ~(GPIO_I2C_SDA_BIT | GPIO_I2C_SCL_BIT);
153 GPIO_CONF_WRITE_4(ixp425_softc, IXP425_GPIO_GPOUTR, outr | bits);

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