ICR_START
PXA_BIT(ICR_START, "START", NULL),
icr &= ~ICR_START;
writel(readl(_ICR(i2c)) & ~(ICR_MA | ICR_START | ICR_STOP),
writel(readl(_ICR(i2c)) & ~(ICR_START|ICR_STOP), _ICR(i2c));
writel(readl(_ICR(i2c)) & ~(ICR_START|ICR_STOP), _ICR(i2c));
writel(icr | ICR_START | ICR_TB, _ICR(i2c));
icr &= ~(ICR_START | ICR_STOP | ICR_ACKNAK | ICR_TB | ICR_MA);
icr |= ICR_GPIOEN | ICR_START | ICR_TB | ICR_ITEIE;
u32 icr = readl(_ICR(i2c)) & ~(ICR_START|ICR_STOP|ICR_ACKNAK|ICR_TB);
icr |= ICR_START | ICR_TB;
u32 icr = readl(_ICR(i2c)) & ~(ICR_START|ICR_STOP|ICR_ACKNAK|ICR_TB);