418 	unsigned int temp;  in i2c_imx_bus_busy()  local
423 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR);  in i2c_imx_bus_busy()
426 		if (temp & I2SR_IAL) {  in i2c_imx_bus_busy()
427 			temp &= ~I2SR_IAL;  in i2c_imx_bus_busy()
428 			imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2SR);  in i2c_imx_bus_busy()
432 		if (for_busy && (temp & I2SR_IBB))  in i2c_imx_bus_busy()
434 		if (!for_busy && !(temp & I2SR_IBB))  in i2c_imx_bus_busy()
516 	unsigned int temp = 0;  in i2c_imx_start()  local
535 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_start()
536 	temp |= I2CR_MSTA;  in i2c_imx_start()
537 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_start()
543 	temp |= I2CR_IIEN | I2CR_MTX | I2CR_TXAK;  in i2c_imx_start()
544 	temp &= ~I2CR_DMAEN;  in i2c_imx_start()
545 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_start()
551 	unsigned int temp = 0;  in i2c_imx_stop()  local
556 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_stop()
557 		temp &= ~(I2CR_MSTA | I2CR_MTX);  in i2c_imx_stop()
559 			temp &= ~I2CR_DMAEN;  in i2c_imx_stop()
560 		imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_stop()
576 	temp = i2c_imx->hwdata->i2cr_ien_opcode ^ I2CR_IEN,  in i2c_imx_stop()
577 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_stop()
584 	unsigned int temp;  in i2c_imx_isr()  local
586 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR);  in i2c_imx_isr()
587 	if (temp & I2SR_IIF) {  in i2c_imx_isr()
589 		i2c_imx->i2csr = temp;  in i2c_imx_isr()
590 		temp &= ~I2SR_IIF;  in i2c_imx_isr()
591 		temp |= (i2c_imx->hwdata->i2sr_clr_opcode & I2SR_IIF);  in i2c_imx_isr()
592 		imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2SR);  in i2c_imx_isr()
605 	unsigned int temp = 0;  in i2c_imx_dma_write()  local
618 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_write()
619 	temp |= I2CR_DMAEN;  in i2c_imx_dma_write()
620 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_write()
638 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR);  in i2c_imx_dma_write()
639 		if (temp & I2SR_ICF)  in i2c_imx_dma_write()
649 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_write()
650 	temp &= ~I2CR_DMAEN;  in i2c_imx_dma_write()
651 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_write()
668 	unsigned int temp;  in i2c_imx_dma_read()  local
673 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
674 	temp |= I2CR_DMAEN;  in i2c_imx_dma_read()
675 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
697 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR);  in i2c_imx_dma_read()
698 		if (temp & I2SR_ICF)  in i2c_imx_dma_read()
708 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
709 	temp &= ~I2CR_DMAEN;  in i2c_imx_dma_read()
710 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
713 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
714 	temp |= I2CR_TXAK;  in i2c_imx_dma_read()
715 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
729 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
730 		temp &= ~(I2CR_MSTA | I2CR_MTX);  in i2c_imx_dma_read()
731 		imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
742 		temp = readb(i2c_imx->base + IMX_I2C_I2CR);  in i2c_imx_dma_read()
743 		temp |= I2CR_MTX;  in i2c_imx_dma_read()
744 		writeb(temp, i2c_imx->base + IMX_I2C_I2CR);  in i2c_imx_dma_read()
787 	unsigned int temp;  in i2c_imx_read()  local
806 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
807 	temp &= ~I2CR_MTX;  in i2c_imx_read()
814 		temp &= ~I2CR_TXAK;  in i2c_imx_read()
815 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
852 				temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
853 				temp &= ~(I2CR_MSTA | I2CR_MTX);  in i2c_imx_read()
854 				imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
865 				temp = readb(i2c_imx->base + IMX_I2C_I2CR);  in i2c_imx_read()
866 				temp |= I2CR_MTX;  in i2c_imx_read()
867 				writeb(temp, i2c_imx->base + IMX_I2C_I2CR);  in i2c_imx_read()
872 			temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
873 			temp |= I2CR_TXAK;  in i2c_imx_read()
874 			imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
890 	unsigned int i, temp;  in i2c_imx_xfer()  local
910 			temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_xfer()
911 			temp |= I2CR_RSTA;  in i2c_imx_xfer()
912 			imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_xfer()
921 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_xfer()
925 			(temp & I2CR_IEN ? 1 : 0), (temp & I2CR_IIEN ? 1 : 0),  in i2c_imx_xfer()
926 			(temp & I2CR_MSTA ? 1 : 0), (temp & I2CR_MTX ? 1 : 0),  in i2c_imx_xfer()
927 			(temp & I2CR_TXAK ? 1 : 0), (temp & I2CR_RSTA ? 1 : 0));  in i2c_imx_xfer()
928 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR);  in i2c_imx_xfer()
932 			(temp & I2SR_ICF ? 1 : 0), (temp & I2SR_IAAS ? 1 : 0),  in i2c_imx_xfer()
933 			(temp & I2SR_IBB ? 1 : 0), (temp & I2SR_IAL ? 1 : 0),  in i2c_imx_xfer()
934 			(temp & I2SR_SRW ? 1 : 0), (temp & I2SR_IIF ? 1 : 0),  in i2c_imx_xfer()
935 			(temp & I2SR_RXAK ? 1 : 0));  in i2c_imx_xfer()