25 					for IFC NAND Machine	*/
40 /* overview of the fsl ifc controller */
45 	void __iomem *addr;	/* Address of assigned IFC buffer	*/
136  * Set up the IFC hardware block and page address fields, and the ifc nand
137  * structure addr field to point to the correct IFC buffer in memory
144 	struct fsl_ifc_runtime __iomem *ifc = ctrl->rregs;  in set_addr()  local
149 	ifc_out32(page_addr, &ifc->ifc_nand.row0);  in set_addr()
150 	ifc_out32((oob ? IFC_NAND_COL_MS : 0) | column, &ifc->ifc_nand.col0);  in set_addr()
170  * execute IFC NAND command and wait for it to complete
178 	struct fsl_ifc_runtime __iomem *ifc = ctrl->rregs;  in fsl_ifc_run_command()  local
184 		  &ifc->ifc_nand.nand_csel);  in fsl_ifc_run_command()
189 			ifc_in32(&ifc->ifc_nand.nand_fir0),  in fsl_ifc_run_command()
190 			ifc_in32(&ifc->ifc_nand.nand_fcr0));  in fsl_ifc_run_command()
195 	ifc_out32(IFC_NAND_SEQ_STRT_FIR_STRT, &ifc->ifc_nand.nandseq_strt);  in fsl_ifc_run_command()
218 		eccstat_regs = ifc->ifc_nand.nand_eccstat;  in fsl_ifc_run_command()
233 				 * erratum IFC-A002770 -- so report it now if we  in fsl_ifc_run_command()
256 	struct fsl_ifc_runtime __iomem *ifc = ctrl->rregs;  in fsl_ifc_do_read()  local
265 			  &ifc->ifc_nand.nand_fir0);  in fsl_ifc_do_read()
266 		ifc_out32(0x0, &ifc->ifc_nand.nand_fir1);  in fsl_ifc_do_read()
270 			  &ifc->ifc_nand.nand_fcr0);  in fsl_ifc_do_read()
276 			  &ifc->ifc_nand.nand_fir0);  in fsl_ifc_do_read()
277 		ifc_out32(0x0, &ifc->ifc_nand.nand_fir1);  in fsl_ifc_do_read()
282 				  &ifc->ifc_nand.nand_fcr0);  in fsl_ifc_do_read()
286 				  &ifc->ifc_nand.nand_fcr0);  in fsl_ifc_do_read()
290 /* cmdfunc send commands to the IFC NAND Machine */
296 	struct fsl_ifc_runtime __iomem *ifc = ctrl->rregs;  in fsl_ifc_cmdfunc()  local
306 		ifc_out32(0, &ifc->ifc_nand.nand_fbcr);  in fsl_ifc_cmdfunc()
321 		ifc_out32(mtd->oobsize - column, &ifc->ifc_nand.nand_fbcr);  in fsl_ifc_cmdfunc()
347 			  &ifc->ifc_nand.nand_fir0);  in fsl_ifc_cmdfunc()
349 			  &ifc->ifc_nand.nand_fcr0);  in fsl_ifc_cmdfunc()
350 		ifc_out32(column, &ifc->ifc_nand.row3);  in fsl_ifc_cmdfunc()
352 		ifc_out32(len, &ifc->ifc_nand.nand_fbcr);  in fsl_ifc_cmdfunc()
370 			  &ifc->ifc_nand.nand_fir0);  in fsl_ifc_cmdfunc()
374 			  &ifc->ifc_nand.nand_fcr0);  in fsl_ifc_cmdfunc()
376 		ifc_out32(0, &ifc->ifc_nand.nand_fbcr);  in fsl_ifc_cmdfunc()
399 				&ifc->ifc_nand.nand_fir0);  in fsl_ifc_cmdfunc()
404 				&ifc->ifc_nand.nand_fir1);  in fsl_ifc_cmdfunc()
419 				&ifc->ifc_nand.nand_fir0);  in fsl_ifc_cmdfunc()
425 				&ifc->ifc_nand.nand_fir1);  in fsl_ifc_cmdfunc()
440 		ifc_out32(nand_fcr0, &ifc->ifc_nand.nand_fcr0);  in fsl_ifc_cmdfunc()
450 				  &ifc->ifc_nand.nand_fbcr);  in fsl_ifc_cmdfunc()
452 			ifc_out32(0, &ifc->ifc_nand.nand_fbcr);  in fsl_ifc_cmdfunc()
464 			  &ifc->ifc_nand.nand_fir0);  in fsl_ifc_cmdfunc()
466 			  &ifc->ifc_nand.nand_fcr0);  in fsl_ifc_cmdfunc()
467 		ifc_out32(1, &ifc->ifc_nand.nand_fbcr);  in fsl_ifc_cmdfunc()
487 			  &ifc->ifc_nand.nand_fir0);  in fsl_ifc_cmdfunc()
489 			  &ifc->ifc_nand.nand_fcr0);  in fsl_ifc_cmdfunc()
507  * Write buf to the IFC NAND Controller Data Buffer
532  * Read a byte from either the IFC hardware buffer
541 	 * If there are still bytes in the IFC buffer, then use the  in fsl_ifc_read_byte()
554  * Read two bytes from the IFC hardware buffer
563 	 * If there are still bytes in the IFC buffer, then use the  in fsl_ifc_read_byte16()
577  * Read from the IFC Controller Data Buffer
609 	struct fsl_ifc_runtime __iomem *ifc = ctrl->rregs;  in fsl_ifc_wait()  local
616 		  &ifc->ifc_nand.nand_fir0);  in fsl_ifc_wait()
618 		  &ifc->ifc_nand.nand_fcr0);  in fsl_ifc_wait()
619 	ifc_out32(1, &ifc->ifc_nand.nand_fbcr);  in fsl_ifc_wait()
625 	nand_fsr = ifc_in32(&ifc->ifc_nand.nand_fsr);  in fsl_ifc_wait()
843 		pr_err("fsl-ifc: Failed to Initialise SRAM\n");  in fsl_ifc_sram_init()
942 	 * As IFC version 2.0.0 has 16KB of internal SRAM as compared to older  in fsl_ifc_chip_init()
982 	struct fsl_ifc_runtime __iomem *ifc;  in fsl_ifc_nand_probe()  local
994 	ifc = fsl_ifc_ctrl_dev->rregs;  in fsl_ifc_nand_probe()
1055 		  &ifc->ifc_nand.nand_evter_en);  in fsl_ifc_nand_probe()
1061 		  &ifc->ifc_nand.nand_evter_intr_en);  in fsl_ifc_nand_probe()
1085 	dev_info(priv->dev, "IFC NAND device at 0x%llx, bank %d\n",  in fsl_ifc_nand_probe()
1121 		.compatible = "fsl,ifc-nand",
1129 		.name	= "fsl,ifc-nand",