Lines Matching refs:readl
301 readl(_ISR(i2c)), readl(_ICR(i2c)), readl(_IBMR(i2c))); in i2c_pxa_show_state()
316 readl(_IBMR(i2c)), readl(_IDBR(i2c)), readl(_ICR(i2c)), in i2c_pxa_scream_blue_murder()
317 readl(_ISR(i2c))); in i2c_pxa_scream_blue_murder()
341 return !(readl(_ICR(i2c)) & ICR_SCLE); in i2c_pxa_is_slavemode()
353 while ((i > 0) && (readl(_IBMR(i2c)) & 0x1) == 0) { in i2c_pxa_abort()
354 unsigned long icr = readl(_ICR(i2c)); in i2c_pxa_abort()
367 writel(readl(_ICR(i2c)) & ~(ICR_MA | ICR_START | ICR_STOP), in i2c_pxa_abort()
375 while (timeout-- && readl(_ISR(i2c)) & (ISR_IBB | ISR_UB)) { in i2c_pxa_wait_bus_not_busy()
376 if ((readl(_ISR(i2c)) & ISR_SAD) != 0) in i2c_pxa_wait_bus_not_busy()
396 __func__, (long)jiffies, readl(_ISR(i2c)), readl(_ICR(i2c)), readl(_IBMR(i2c))); in i2c_pxa_wait_master()
398 if (readl(_ISR(i2c)) & ISR_SAD) { in i2c_pxa_wait_master()
408 if ((readl(_ISR(i2c)) & (ISR_UB | ISR_IBB)) == 0 && readl(_IBMR(i2c)) == 3) { in i2c_pxa_wait_master()
428 if ((readl(_ISR(i2c)) & (ISR_UB | ISR_IBB)) != 0) { in i2c_pxa_set_master()
436 writel(readl(_ICR(i2c)) | ICR_SCLE, _ICR(i2c)); in i2c_pxa_set_master()
452 __func__, (long)jiffies, readl(_ISR(i2c)), readl(_ICR(i2c)), readl(_IBMR(i2c))); in i2c_pxa_wait_slave()
454 if ((readl(_ISR(i2c)) & (ISR_UB|ISR_IBB)) == 0 || in i2c_pxa_wait_slave()
455 (readl(_ISR(i2c)) & ISR_SAD) != 0 || in i2c_pxa_wait_slave()
456 (readl(_ICR(i2c)) & ICR_SCLE) == 0) { in i2c_pxa_wait_slave()
484 if (readl(_ICR(i2c)) & ICR_STOP) { in i2c_pxa_set_slave()
486 writel(readl(_ICR(i2c)) & ~ICR_STOP, _ICR(i2c)); in i2c_pxa_set_slave()
496 writel(readl(_ICR(i2c)) & ~(ICR_STOP|ICR_ACKNAK|ICR_MA), _ICR(i2c)); in i2c_pxa_set_slave()
497 writel(readl(_ICR(i2c)) & ~ICR_SCLE, _ICR(i2c)); in i2c_pxa_set_slave()
500 dev_dbg(&i2c->adap.dev, "ICR now %08x, ISR %08x\n", readl(_ICR(i2c)), readl(_ISR(i2c))); in i2c_pxa_set_slave()
501 decode_ICR(readl(_ICR(i2c))); in i2c_pxa_set_slave()
518 writel(readl(_ICR(i2c)) & ~ICR_UR, _ICR(i2c)); in i2c_pxa_reset()
525 writel(readl(_ICR(i2c)) | (i2c->high_mode ? i2c->hs_mask : 0), _ICR(i2c)); in i2c_pxa_reset()
529 writel(readl(_ICR(i2c)) | ICR_SADIE | ICR_ALDIE | ICR_SSDIE, _ICR(i2c)); in i2c_pxa_reset()
535 writel(readl(_ICR(i2c)) | ICR_IUE, _ICR(i2c)); in i2c_pxa_reset()
556 writel(readl(_ICR(i2c)) | ICR_TB, _ICR(i2c)); /* allow next byte */ in i2c_pxa_slave_txempty()
562 unsigned int byte = readl(_IDBR(i2c)); in i2c_pxa_slave_rxfull()
567 writel(readl(_ICR(i2c)) | ICR_TB, _ICR(i2c)); in i2c_pxa_slave_rxfull()
587 writel(readl(_ICR(i2c)) & ~(ICR_START|ICR_STOP), _ICR(i2c)); in i2c_pxa_slave_start()
588 writel(readl(_ICR(i2c)) | ICR_TB, _ICR(i2c)); in i2c_pxa_slave_start()
593 if ((readl(_IBMR(i2c)) & 2) == 2) in i2c_pxa_slave_start()
604 writel(readl(_ICR(i2c)) & ~ICR_SCLE, _ICR(i2c)); in i2c_pxa_slave_start()
632 writel(readl(_ICR(i2c)) | ICR_TB, _ICR(i2c)); in i2c_pxa_slave_txempty()
638 writel(readl(_ICR(i2c)) | ICR_TB | ICR_ACKNAK, _ICR(i2c)); in i2c_pxa_slave_rxfull()
650 writel(readl(_ICR(i2c)) & ~(ICR_START|ICR_STOP), _ICR(i2c)); in i2c_pxa_slave_start()
651 writel(readl(_ICR(i2c)) | ICR_TB | ICR_ACKNAK, _ICR(i2c)); in i2c_pxa_slave_start()
656 if ((readl(_IBMR(i2c)) & 2) == 2) in i2c_pxa_slave_start()
667 writel(readl(_ICR(i2c)) & ~ICR_SCLE, _ICR(i2c)); in i2c_pxa_slave_start()
704 icr = readl(_ICR(i2c)) & ~(ICR_STOP | ICR_ALDIE); in i2c_pxa_start_message()
715 icr = readl(_ICR(i2c)); in i2c_pxa_stop_message()
728 while (timeout-- && readl(_ISR(i2c)) & (ISR_IBB | ISR_UB)) { in i2c_pxa_pio_set_master()
743 writel(readl(_ICR(i2c)) | ICR_SCLE, _ICR(i2c)); in i2c_pxa_pio_set_master()
763 icr = readl(_ICR(i2c)) & ~(ICR_STOP | ICR_ALDIE); in i2c_pxa_send_mastercode()
891 if (!(readl(_ICR(i2c)) & ICR_IUE)) in i2c_pxa_pio_xfer()
927 u32 icr = readl(_ICR(i2c)) & ~(ICR_START|ICR_STOP|ICR_ACKNAK|ICR_TB); in i2c_pxa_irq_txempty()
1040 u32 icr = readl(_ICR(i2c)) & ~(ICR_START|ICR_STOP|ICR_ACKNAK|ICR_TB); in i2c_pxa_irq_rxfull()
1045 i2c->msg->buf[i2c->msg_ptr++] = readl(_IDBR(i2c)); in i2c_pxa_irq_rxfull()
1070 u32 isr = readl(_ISR(i2c)); in i2c_pxa_handler()
1077 __func__, isr, readl(_ICR(i2c)), readl(_IBMR(i2c))); in i2c_pxa_handler()