425 	unsigned int temp;  in i2c_imx_bus_busy()  local
430 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR);  in i2c_imx_bus_busy()
433 		if (temp & I2SR_IAL) {  in i2c_imx_bus_busy()
434 			temp &= ~I2SR_IAL;  in i2c_imx_bus_busy()
435 			imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2SR);  in i2c_imx_bus_busy()
439 		if (for_busy && (temp & I2SR_IBB))  in i2c_imx_bus_busy()
441 		if (!for_busy && !(temp & I2SR_IBB))  in i2c_imx_bus_busy()
523 	unsigned int temp = 0;  in i2c_imx_start()  local
542 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_start()
543 	temp |= I2CR_MSTA;  in i2c_imx_start()
544 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_start()
550 	temp |= I2CR_IIEN | I2CR_MTX | I2CR_TXAK;  in i2c_imx_start()
551 	temp &= ~I2CR_DMAEN;  in i2c_imx_start()
552 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_start()
558 	unsigned int temp = 0;  in i2c_imx_stop()  local
563 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_stop()
564 		temp &= ~(I2CR_MSTA | I2CR_MTX);  in i2c_imx_stop()
566 			temp &= ~I2CR_DMAEN;  in i2c_imx_stop()
567 		imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_stop()
583 	temp = i2c_imx->hwdata->i2cr_ien_opcode ^ I2CR_IEN,  in i2c_imx_stop()
584 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_stop()
591 	unsigned int temp;  in i2c_imx_isr()  local
593 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR);  in i2c_imx_isr()
594 	if (temp & I2SR_IIF) {  in i2c_imx_isr()
596 		i2c_imx->i2csr = temp;  in i2c_imx_isr()
597 		temp &= ~I2SR_IIF;  in i2c_imx_isr()
598 		temp |= (i2c_imx->hwdata->i2sr_clr_opcode & I2SR_IIF);  in i2c_imx_isr()
599 		imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2SR);  in i2c_imx_isr()
612 	unsigned int temp = 0;  in i2c_imx_dma_write()  local
625 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_write()
626 	temp |= I2CR_DMAEN;  in i2c_imx_dma_write()
627 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_write()
645 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR);  in i2c_imx_dma_write()
646 		if (temp & I2SR_ICF)  in i2c_imx_dma_write()
656 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_write()
657 	temp &= ~I2CR_DMAEN;  in i2c_imx_dma_write()
658 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_write()
675 	unsigned int temp;  in i2c_imx_dma_read()  local
680 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
681 	temp |= I2CR_DMAEN;  in i2c_imx_dma_read()
682 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
704 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR);  in i2c_imx_dma_read()
705 		if (temp & I2SR_ICF)  in i2c_imx_dma_read()
715 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
716 	temp &= ~I2CR_DMAEN;  in i2c_imx_dma_read()
717 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
720 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
721 	temp |= I2CR_TXAK;  in i2c_imx_dma_read()
722 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
736 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
737 		temp &= ~(I2CR_MSTA | I2CR_MTX);  in i2c_imx_dma_read()
738 		imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_dma_read()
749 		temp = readb(i2c_imx->base + IMX_I2C_I2CR);  in i2c_imx_dma_read()
750 		temp |= I2CR_MTX;  in i2c_imx_dma_read()
751 		writeb(temp, i2c_imx->base + IMX_I2C_I2CR);  in i2c_imx_dma_read()
794 	unsigned int temp;  in i2c_imx_read()  local
813 	temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
814 	temp &= ~I2CR_MTX;  in i2c_imx_read()
821 		temp &= ~I2CR_TXAK;  in i2c_imx_read()
822 	imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
859 				temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
860 				temp &= ~(I2CR_MSTA | I2CR_MTX);  in i2c_imx_read()
861 				imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
872 				temp = readb(i2c_imx->base + IMX_I2C_I2CR);  in i2c_imx_read()
873 				temp |= I2CR_MTX;  in i2c_imx_read()
874 				writeb(temp, i2c_imx->base + IMX_I2C_I2CR);  in i2c_imx_read()
879 			temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
880 			temp |= I2CR_TXAK;  in i2c_imx_read()
881 			imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_read()
897 	unsigned int i, temp;  in i2c_imx_xfer()  local
924 			temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_xfer()
925 			temp |= I2CR_RSTA;  in i2c_imx_xfer()
926 			imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);  in i2c_imx_xfer()
935 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR);  in i2c_imx_xfer()
939 			(temp & I2CR_IEN ? 1 : 0), (temp & I2CR_IIEN ? 1 : 0),  in i2c_imx_xfer()
940 			(temp & I2CR_MSTA ? 1 : 0), (temp & I2CR_MTX ? 1 : 0),  in i2c_imx_xfer()
941 			(temp & I2CR_TXAK ? 1 : 0), (temp & I2CR_RSTA ? 1 : 0));  in i2c_imx_xfer()
942 		temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR);  in i2c_imx_xfer()
946 			(temp & I2SR_ICF ? 1 : 0), (temp & I2SR_IAAS ? 1 : 0),  in i2c_imx_xfer()
947 			(temp & I2SR_IBB ? 1 : 0), (temp & I2SR_IAL ? 1 : 0),  in i2c_imx_xfer()
948 			(temp & I2SR_SRW ? 1 : 0), (temp & I2SR_IIF ? 1 : 0),  in i2c_imx_xfer()
949 			(temp & I2SR_RXAK ? 1 : 0));  in i2c_imx_xfer()