226 	int err;  in airoha_snand_set_fifo_op()  local
229 	err = regmap_write(as_ctrl->regmap_ctrl, REG_SPI_CTRL_OPFIFO_WDATA,  in airoha_snand_set_fifo_op()
232 	if (err)  in airoha_snand_set_fifo_op()
233 		return err;  in airoha_snand_set_fifo_op()
235 	err = regmap_read_poll_timeout(as_ctrl->regmap_ctrl,  in airoha_snand_set_fifo_op()
239 	if (err)  in airoha_snand_set_fifo_op()
240 		return err;  in airoha_snand_set_fifo_op()
242 	err = regmap_write(as_ctrl->regmap_ctrl, REG_SPI_CTRL_OPFIFO_WR,  in airoha_snand_set_fifo_op()
244 	if (err)  in airoha_snand_set_fifo_op()
245 		return err;  in airoha_snand_set_fifo_op()
264 		int err;  in airoha_snand_write_data_to_fifo()  local
268 		err = regmap_read_poll_timeout(as_ctrl->regmap_ctrl,  in airoha_snand_write_data_to_fifo()
272 		if (err)  in airoha_snand_write_data_to_fifo()
273 			return err;  in airoha_snand_write_data_to_fifo()
276 		err = regmap_write(as_ctrl->regmap_ctrl,  in airoha_snand_write_data_to_fifo()
279 		if (err)  in airoha_snand_write_data_to_fifo()
280 			return err;  in airoha_snand_write_data_to_fifo()
283 		err = regmap_read_poll_timeout(as_ctrl->regmap_ctrl,  in airoha_snand_write_data_to_fifo()
287 		if (err)  in airoha_snand_write_data_to_fifo()
288 			return err;  in airoha_snand_write_data_to_fifo()
300 		int err;  in airoha_snand_read_data_from_fifo()  local
304 		err = regmap_read_poll_timeout(as_ctrl->regmap_ctrl,  in airoha_snand_read_data_from_fifo()
308 		if (err)  in airoha_snand_read_data_from_fifo()
309 			return err;  in airoha_snand_read_data_from_fifo()
312 		err = regmap_read(as_ctrl->regmap_ctrl,  in airoha_snand_read_data_from_fifo()
314 		if (err)  in airoha_snand_read_data_from_fifo()
315 			return err;  in airoha_snand_read_data_from_fifo()
319 		err = regmap_write(as_ctrl->regmap_ctrl,  in airoha_snand_read_data_from_fifo()
321 		if (err)  in airoha_snand_read_data_from_fifo()
322 			return err;  in airoha_snand_read_data_from_fifo()
331 	int err;  in airoha_snand_set_mode()  local
337 		err = regmap_write(as_ctrl->regmap_ctrl,  in airoha_snand_set_mode()
339 		if (err)  in airoha_snand_set_mode()
340 			return err;  in airoha_snand_set_mode()
342 		err = regmap_write(as_ctrl->regmap_ctrl,  in airoha_snand_set_mode()
344 		if (err)  in airoha_snand_set_mode()
345 			return err;  in airoha_snand_set_mode()
347 		err = regmap_read_poll_timeout(as_ctrl->regmap_ctrl,  in airoha_snand_set_mode()
351 		if (err)  in airoha_snand_set_mode()
352 			return err;  in airoha_snand_set_mode()
354 		err = regmap_write(as_ctrl->regmap_ctrl,  in airoha_snand_set_mode()
356 		if (err)  in airoha_snand_set_mode()
357 			return err;  in airoha_snand_set_mode()
359 		err = regmap_write(as_ctrl->regmap_ctrl,  in airoha_snand_set_mode()
361 		if (err)  in airoha_snand_set_mode()
362 			return err;  in airoha_snand_set_mode()
366 		err = regmap_write(as_ctrl->regmap_ctrl,  in airoha_snand_set_mode()
369 		if (err < 0)  in airoha_snand_set_mode()
370 			return err;  in airoha_snand_set_mode()
372 		err = regmap_write(as_ctrl->regmap_ctrl,  in airoha_snand_set_mode()
374 		if (err < 0)  in airoha_snand_set_mode()
375 			return err;  in airoha_snand_set_mode()
377 		err = regmap_write(as_ctrl->regmap_ctrl,  in airoha_snand_set_mode()
379 		if (err < 0)  in airoha_snand_set_mode()
380 			return err;  in airoha_snand_set_mode()
396 		int err;  in airoha_snand_write_data()  local
399 		err = airoha_snand_set_fifo_op(as_ctrl, cmd, data_len);  in airoha_snand_write_data()
400 		if (err)  in airoha_snand_write_data()
401 			return err;  in airoha_snand_write_data()
403 		err = airoha_snand_write_data_to_fifo(as_ctrl, &data[i],  in airoha_snand_write_data()
405 		if (err < 0)  in airoha_snand_write_data()
406 			return err;  in airoha_snand_write_data()
418 		int err;  in airoha_snand_read_data()  local
421 		err = airoha_snand_set_fifo_op(as_ctrl, 0xc, data_len);  in airoha_snand_read_data()
422 		if (err)  in airoha_snand_read_data()
423 			return err;  in airoha_snand_read_data()
425 		err = airoha_snand_read_data_from_fifo(as_ctrl, &data[i],  in airoha_snand_read_data()
427 		if (err < 0)  in airoha_snand_read_data()
428 			return err;  in airoha_snand_read_data()
436 	int err;  in airoha_snand_nfi_init()  local
439 	err = regmap_write(as_ctrl->regmap_nfi, REG_SPI_NFI_SNF_NFI_CNFG,  in airoha_snand_nfi_init()
441 	if (err)  in airoha_snand_nfi_init()
442 		return err;  in airoha_snand_nfi_init()
451 	int err;  in airoha_snand_nfi_config()  local
454 	err = regmap_write(as_ctrl->regmap_nfi, REG_SPI_NFI_CON,  in airoha_snand_nfi_config()
456 	if (err)  in airoha_snand_nfi_config()
457 		return err;  in airoha_snand_nfi_config()
460 	err = regmap_clear_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_CNFG,  in airoha_snand_nfi_config()
462 	if (err)  in airoha_snand_nfi_config()
463 		return err;  in airoha_snand_nfi_config()
466 	err = regmap_clear_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_CNFG,  in airoha_snand_nfi_config()
468 	if (err)  in airoha_snand_nfi_config()
469 		return err;  in airoha_snand_nfi_config()
472 	err = regmap_set_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_CNFG,  in airoha_snand_nfi_config()
474 	if (err)  in airoha_snand_nfi_config()
475 		return err;  in airoha_snand_nfi_config()
493 	err = regmap_update_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_PAGEFMT,  in airoha_snand_nfi_config()
495 	if (err)  in airoha_snand_nfi_config()
496 		return err;  in airoha_snand_nfi_config()
510 	err = regmap_update_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_PAGEFMT,  in airoha_snand_nfi_config()
512 	if (err)  in airoha_snand_nfi_config()
513 		return err;  in airoha_snand_nfi_config()
517 	err = regmap_update_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_CON,  in airoha_snand_nfi_config()
519 	if (err)  in airoha_snand_nfi_config()
520 		return err;  in airoha_snand_nfi_config()
523 	err = regmap_set_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_SECCUS_SIZE,  in airoha_snand_nfi_config()
525 	if (err)  in airoha_snand_nfi_config()
526 		return err;  in airoha_snand_nfi_config()
636 	int err;  in airoha_snand_dirmap_read()  local
651 	err = airoha_snand_set_mode(as_ctrl, SPI_MODE_DMA);  in airoha_snand_dirmap_read()
652 	if (err < 0)  in airoha_snand_dirmap_read()
653 		return err;  in airoha_snand_dirmap_read()
655 	err = airoha_snand_nfi_config(as_ctrl);  in airoha_snand_dirmap_read()
656 	if (err)  in airoha_snand_dirmap_read()
657 		return err;  in airoha_snand_dirmap_read()
661 	err = dma_mapping_error(as_ctrl->dev, dma_addr);  in airoha_snand_dirmap_read()
662 	if (err)  in airoha_snand_dirmap_read()
663 		return err;  in airoha_snand_dirmap_read()
666 	err = regmap_write(as_ctrl->regmap_nfi, REG_SPI_NFI_STRADDR,  in airoha_snand_dirmap_read()
668 	if (err)  in airoha_snand_dirmap_read()
674 	err = regmap_update_bits(as_ctrl->regmap_nfi,  in airoha_snand_dirmap_read()
677 	if (err)  in airoha_snand_dirmap_read()
681 	err = regmap_write(as_ctrl->regmap_nfi, REG_SPI_NFI_RD_CTL2,  in airoha_snand_dirmap_read()
683 	if (err)  in airoha_snand_dirmap_read()
687 	err = regmap_write(as_ctrl->regmap_nfi, REG_SPI_NFI_SNF_MISC_CTL,  in airoha_snand_dirmap_read()
689 	if (err)  in airoha_snand_dirmap_read()
693 	err = regmap_write(as_ctrl->regmap_nfi, REG_SPI_NFI_RD_CTL3, 0x0);  in airoha_snand_dirmap_read()
694 	if (err)  in airoha_snand_dirmap_read()
698 	err = regmap_update_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_CNFG,  in airoha_snand_dirmap_read()
701 	if (err)  in airoha_snand_dirmap_read()
704 	err = regmap_set_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_CNFG,  in airoha_snand_dirmap_read()
706 	if (err)  in airoha_snand_dirmap_read()
709 	err = regmap_write(as_ctrl->regmap_nfi, REG_SPI_NFI_CMD, 0x0);  in airoha_snand_dirmap_read()
710 	if (err)  in airoha_snand_dirmap_read()
714 	err = regmap_clear_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_CON,  in airoha_snand_dirmap_read()
716 	if (err)  in airoha_snand_dirmap_read()
719 	err = regmap_set_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_CON,  in airoha_snand_dirmap_read()
721 	if (err)  in airoha_snand_dirmap_read()
724 	err = regmap_read_poll_timeout(as_ctrl->regmap_nfi,  in airoha_snand_dirmap_read()
728 	if (err)  in airoha_snand_dirmap_read()
735 	err = regmap_write_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_SNF_STA_CTL1,  in airoha_snand_dirmap_read()
738 	if (err)  in airoha_snand_dirmap_read()
741 	err = regmap_read_poll_timeout(as_ctrl->regmap_nfi, REG_SPI_NFI_INTR,  in airoha_snand_dirmap_read()
744 	if (err)  in airoha_snand_dirmap_read()
752 	err = airoha_snand_set_mode(as_ctrl, SPI_MODE_MANUAL);  in airoha_snand_dirmap_read()
753 	if (err < 0)  in airoha_snand_dirmap_read()
754 		return err;  in airoha_snand_dirmap_read()
763 	return err;  in airoha_snand_dirmap_read()
775 	int err;  in airoha_snand_dirmap_write()  local
778 	err = airoha_snand_set_mode(as_ctrl, SPI_MODE_MANUAL);  in airoha_snand_dirmap_write()
779 	if (err < 0)  in airoha_snand_dirmap_write()
780 		return err;  in airoha_snand_dirmap_write()
785 	err = dma_mapping_error(as_ctrl->dev, dma_addr);  in airoha_snand_dirmap_write()
786 	if (err)  in airoha_snand_dirmap_write()
787 		return err;  in airoha_snand_dirmap_write()
789 	err = airoha_snand_set_mode(as_ctrl, SPI_MODE_DMA);  in airoha_snand_dirmap_write()
790 	if (err < 0)  in airoha_snand_dirmap_write()
793 	err = airoha_snand_nfi_config(as_ctrl);  in airoha_snand_dirmap_write()
794 	if (err)  in airoha_snand_dirmap_write()
803 	err = regmap_write(as_ctrl->regmap_nfi, REG_SPI_NFI_STRADDR,  in airoha_snand_dirmap_write()
805 	if (err)  in airoha_snand_dirmap_write()
810 	err = regmap_update_bits(as_ctrl->regmap_nfi,  in airoha_snand_dirmap_write()
813 	if (err)  in airoha_snand_dirmap_write()
816 	err = regmap_write(as_ctrl->regmap_nfi, REG_SPI_NFI_PG_CTL1,  in airoha_snand_dirmap_write()
819 	if (err)  in airoha_snand_dirmap_write()
822 	err = regmap_write(as_ctrl->regmap_nfi, REG_SPI_NFI_SNF_MISC_CTL,  in airoha_snand_dirmap_write()
824 	if (err)  in airoha_snand_dirmap_write()
827 	err = regmap_write(as_ctrl->regmap_nfi, REG_SPI_NFI_PG_CTL2, 0x0);  in airoha_snand_dirmap_write()
828 	if (err)  in airoha_snand_dirmap_write()
831 	err = regmap_clear_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_CNFG,  in airoha_snand_dirmap_write()
833 	if (err)  in airoha_snand_dirmap_write()
836 	err = regmap_update_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_CNFG,  in airoha_snand_dirmap_write()
839 	if (err)  in airoha_snand_dirmap_write()
842 	err = regmap_set_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_CNFG,  in airoha_snand_dirmap_write()
844 	if (err)  in airoha_snand_dirmap_write()
847 	err = regmap_write(as_ctrl->regmap_nfi, REG_SPI_NFI_CMD, 0x80);  in airoha_snand_dirmap_write()
848 	if (err)  in airoha_snand_dirmap_write()
851 	err = regmap_clear_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_CON,  in airoha_snand_dirmap_write()
853 	if (err)  in airoha_snand_dirmap_write()
856 	err = regmap_set_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_CON,  in airoha_snand_dirmap_write()
858 	if (err)  in airoha_snand_dirmap_write()
861 	err = regmap_read_poll_timeout(as_ctrl->regmap_nfi, REG_SPI_NFI_INTR,  in airoha_snand_dirmap_write()
864 	if (err)  in airoha_snand_dirmap_write()
867 	err = regmap_read_poll_timeout(as_ctrl->regmap_nfi,  in airoha_snand_dirmap_write()
871 	if (err)  in airoha_snand_dirmap_write()
878 	err = regmap_write_bits(as_ctrl->regmap_nfi, REG_SPI_NFI_SNF_STA_CTL1,  in airoha_snand_dirmap_write()
881 	if (err)  in airoha_snand_dirmap_write()
886 	err = airoha_snand_set_mode(as_ctrl, SPI_MODE_MANUAL);  in airoha_snand_dirmap_write()
887 	if (err < 0)  in airoha_snand_dirmap_write()
888 		return err;  in airoha_snand_dirmap_write()
895 	return err;  in airoha_snand_dirmap_write()
903 	int i, err;  in airoha_snand_exec_op()  local
908 	err = airoha_snand_set_mode(as_ctrl, SPI_MODE_MANUAL);  in airoha_snand_exec_op()
909 	if (err < 0)  in airoha_snand_exec_op()
910 		return err;  in airoha_snand_exec_op()
912 	err = airoha_snand_set_cs(as_ctrl, SPI_CHIP_SEL_LOW);  in airoha_snand_exec_op()
913 	if (err < 0)  in airoha_snand_exec_op()
914 		return err;  in airoha_snand_exec_op()
917 	err = airoha_snand_write_data(as_ctrl, 0x8, &opcode, sizeof(opcode));  in airoha_snand_exec_op()
918 	if (err)  in airoha_snand_exec_op()
919 		return err;  in airoha_snand_exec_op()
927 		err = airoha_snand_write_data(as_ctrl, cmd, &data[i],  in airoha_snand_exec_op()
929 		if (err)  in airoha_snand_exec_op()
930 			return err;  in airoha_snand_exec_op()
936 		err = airoha_snand_write_data(as_ctrl, 0x8, &data[0],  in airoha_snand_exec_op()
938 		if (err)  in airoha_snand_exec_op()
939 			return err;  in airoha_snand_exec_op()
944 		err = airoha_snand_read_data(as_ctrl, op->data.buf.in,  in airoha_snand_exec_op()
946 		if (err)  in airoha_snand_exec_op()
947 			return err;  in airoha_snand_exec_op()
949 		err = airoha_snand_write_data(as_ctrl, 0x8, op->data.buf.out,  in airoha_snand_exec_op()
951 		if (err)  in airoha_snand_exec_op()
952 			return err;  in airoha_snand_exec_op()
987 	int err;  in airoha_snand_nfi_setup()  local
989 	err = regmap_read(as_ctrl->regmap_nfi, REG_SPI_NFI_CON, &val);  in airoha_snand_nfi_setup()
990 	if (err)  in airoha_snand_nfi_setup()
991 		return err;  in airoha_snand_nfi_setup()
995 	err = regmap_read(as_ctrl->regmap_nfi, REG_SPI_NFI_SECCUS_SIZE, &val);  in airoha_snand_nfi_setup()
996 	if (err)  in airoha_snand_nfi_setup()
997 		return err;  in airoha_snand_nfi_setup()
1007 	err = airoha_snand_nfi_init(as_ctrl);  in airoha_snand_nfi_setup()
1008 	if (err)  in airoha_snand_nfi_setup()
1009 		return err;  in airoha_snand_nfi_setup()
1042 	int err;  in airoha_snand_probe()  local
1076 	err = dma_set_mask(as_ctrl->dev, DMA_BIT_MASK(32));  in airoha_snand_probe()
1077 	if (err)  in airoha_snand_probe()
1078 		return err;  in airoha_snand_probe()
1087 	err = airoha_snand_nfi_setup(as_ctrl);  in airoha_snand_probe()
1088 	if (err)  in airoha_snand_probe()
1089 		return err;  in airoha_snand_probe()