417 	unsigned int temp;  in i2c_imx_clear_irq()  local
424 	temp = ~i2c_imx->hwdata->i2sr_clr_opcode ^ bits;  in i2c_imx_clear_irq()
425 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2SR);  in i2c_imx_clear_irq()
431 	unsigned int temp;  in i2c_imx_bus_busy()  local
436 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR);  in i2c_imx_bus_busy()
439 		if (temp & I2SR_IAL) {  in i2c_imx_bus_busy()
444 		if (for_busy && (temp & I2SR_IBB)) {  in i2c_imx_bus_busy()
448 		if (!for_busy && !(temp & I2SR_IBB)) {  in i2c_imx_bus_busy()
577 	unsigned int temp = 0;  in i2c_imx_start()  local
594 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_start()
595 	temp |= I2CR_MSTA;  in i2c_imx_start()
596 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_start()
601 	temp |= I2CR_IIEN | I2CR_MTX | I2CR_TXAK;  in i2c_imx_start()
603 		temp &= ~I2CR_IIEN; /* Disable interrupt */  in i2c_imx_start()
605 	temp &= ~I2CR_DMAEN;  in i2c_imx_start()
606 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_start()
612 	unsigned int temp = 0;  in i2c_imx_stop()  local
617 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_stop()
618 		if (!(temp & I2CR_MSTA))  in i2c_imx_stop()
620 		temp &= ~(I2CR_MSTA | I2CR_MTX);  in i2c_imx_stop()
622 			temp &= ~I2CR_DMAEN;  in i2c_imx_stop()
623 		imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_stop()
637 	temp = i2c_imx->hwdata->i2cr_ien_opcode ^ I2CR_IEN,  in i2c_imx_stop()
638 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_stop()
644 	unsigned int temp;  in i2c_imx_isr()  local
646 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR);  in i2c_imx_isr()
647 	if (temp & I2SR_IIF) {  in i2c_imx_isr()
649 		i2c_imx->i2csr = temp;  in i2c_imx_isr()
663 	unsigned int temp = 0;  in i2c_imx_dma_write()  local
676 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_write()
677 	temp |= I2CR_DMAEN;  in i2c_imx_dma_write()
678 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_write()
695 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR);  in i2c_imx_dma_write()
696 		if (temp & I2SR_ICF)  in i2c_imx_dma_write()
706 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_write()
707 	temp &= ~I2CR_DMAEN;  in i2c_imx_dma_write()
708 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_write()
725 	unsigned int temp;  in i2c_imx_dma_read()  local
750 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR);  in i2c_imx_dma_read()
751 		if (temp & I2SR_ICF)  in i2c_imx_dma_read()
761 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
762 	temp &= ~I2CR_DMAEN;  in i2c_imx_dma_read()
763 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
766 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
767 	temp |= I2CR_TXAK;  in i2c_imx_dma_read()
768 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
782 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
783 		if (!(temp & I2CR_MSTA))  in i2c_imx_dma_read()
785 		temp &= ~(I2CR_MSTA | I2CR_MTX);  in i2c_imx_dma_read()
786 		imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
797 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
798 		temp |= I2CR_MTX;  in i2c_imx_dma_read()
799 		imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
844 	unsigned int temp;  in i2c_imx_read()  local
865 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
866 	temp &= ~I2CR_MTX;  in i2c_imx_read()
873 		temp &= ~I2CR_TXAK;  in i2c_imx_read()
875 		temp |= I2CR_DMAEN;  in i2c_imx_read()
876 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
913 				temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
914 				if (!(temp & I2CR_MSTA))  in i2c_imx_read()
916 				temp &= ~(I2CR_MSTA | I2CR_MTX);  in i2c_imx_read()
917 				imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
928 				temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
929 				temp |= I2CR_MTX;  in i2c_imx_read()
930 				imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
935 			temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
936 			temp |= I2CR_TXAK;  in i2c_imx_read()
937 			imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
953 	unsigned int i, temp;  in i2c_imx_xfer_common()  local
984 			temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_xfer_common()
985 			temp |= I2CR_RSTA;  in i2c_imx_xfer_common()
986 			imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_xfer_common()
995 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_xfer_common()
999 			(temp & I2CR_IEN ? 1 : 0), (temp & I2CR_IIEN ? 1 : 0),  in i2c_imx_xfer_common()
1000 			(temp & I2CR_MSTA ? 1 : 0), (temp & I2CR_MTX ? 1 : 0),  in i2c_imx_xfer_common()
1001 			(temp & I2CR_TXAK ? 1 : 0), (temp & I2CR_RSTA ? 1 : 0));  in i2c_imx_xfer_common()
1002 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR);  in i2c_imx_xfer_common()
1006 			(temp & I2SR_ICF ? 1 : 0), (temp & I2SR_IAAS ? 1 : 0),  in i2c_imx_xfer_common()
1007 			(temp & I2SR_IBB ? 1 : 0), (temp & I2SR_IAL ? 1 : 0),  in i2c_imx_xfer_common()
1008 			(temp & I2SR_SRW ? 1 : 0), (temp & I2SR_IIF ? 1 : 0),  in i2c_imx_xfer_common()
1009 			(temp & I2SR_RXAK ? 1 : 0));  in i2c_imx_xfer_common()