3  * LPDDR flash memory device operations. This module provides read, write,
4  * erase, lock/unlock support for LPDDR flash memories
37 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_cmdset()  local
64 	mtd->size = 1 << lpddr->qinfo->DevSizeShift;  in lpddr_cmdset()
65 	mtd->erasesize = 1 << lpddr->qinfo->UniformBlockSizeShift;  in lpddr_cmdset()
66 	mtd->writesize = 1 << lpddr->qinfo->BufSizeShift;  in lpddr_cmdset()
68 	shared = kmalloc_array(lpddr->numchips, sizeof(struct flchip_shared),  in lpddr_cmdset()
75 	chip = &lpddr->chips[0];  in lpddr_cmdset()
76 	numchips = lpddr->numchips / lpddr->qinfo->HWPartsNum;  in lpddr_cmdset()
80 		for (j = 0; j < lpddr->qinfo->HWPartsNum; j++) {  in lpddr_cmdset()
81 			*chip = lpddr->chips[i];  in lpddr_cmdset()
82 			chip->start += j << lpddr->chipshift;  in lpddr_cmdset()
296 	struct lpddr_private *lpddr = map->fldrv_priv;  in chip_ready()  local
310 		if (!lpddr->qinfo->SuspEraseSupp ||  in chip_ready()
407 	struct lpddr_private *lpddr = map->fldrv_priv;  in do_write_buffer()  local
414 	wbufsize = 1 << lpddr->qinfo->BufSizeShift;  in do_write_buffer()
472 	ret = wait_for_ready(map, chip, (1<<lpddr->qinfo->ProgBufferTime));  in do_write_buffer()
487 	struct lpddr_private *lpddr = map->fldrv_priv;  in do_erase_oneblock()  local
488 	int chipnum = adr >> lpddr->chipshift;  in do_erase_oneblock()
489 	struct flchip *chip = &lpddr->chips[chipnum];  in do_erase_oneblock()
500 	ret = wait_for_ready(map, chip, (1<<lpddr->qinfo->BlockEraseTime)*1000);  in do_erase_oneblock()
515 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_read()  local
516 	int chipnum = adr >> lpddr->chipshift;  in lpddr_read()
517 	struct flchip *chip = &lpddr->chips[chipnum];  in lpddr_read()
539 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_point()  local
540 	int chipnum = adr >> lpddr->chipshift;  in lpddr_point()
542 	struct flchip *chip = &lpddr->chips[chipnum];  in lpddr_point()
549 	ofs = adr - (chipnum << lpddr->chipshift);  in lpddr_point()
555 		if (chipnum >= lpddr->numchips)  in lpddr_point()
564 		if ((len + ofs - 1) >> lpddr->chipshift)  in lpddr_point()
565 			thislen = (1<<lpddr->chipshift) - ofs;  in lpddr_point()
581 		last_end += 1 << lpddr->chipshift;  in lpddr_point()
583 		chip = &lpddr->chips[chipnum];  in lpddr_point()
591 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_unpoint()  local
592 	int chipnum = adr >> lpddr->chipshift, err = 0;  in lpddr_unpoint()
596 	ofs = adr - (chipnum << lpddr->chipshift);  in lpddr_unpoint()
602 		chip = &lpddr->chips[chipnum];  in lpddr_unpoint()
603 		if (chipnum >= lpddr->numchips)  in lpddr_unpoint()
606 		if ((len + ofs - 1) >> lpddr->chipshift)  in lpddr_unpoint()
607 			thislen = (1<<lpddr->chipshift) - ofs;  in lpddr_unpoint()
649 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_writev()  local
653 	int wbufsize = 1 << lpddr->qinfo->BufSizeShift;  in lpddr_writev()
662 	chipnum = to >> lpddr->chipshift;  in lpddr_writev()
674 		ret = do_write_buffer(map, &lpddr->chips[chipnum],  in lpddr_writev()
697 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_erase()  local
698 	int size = 1 << lpddr->qinfo->UniformBlockSizeShift;  in lpddr_erase()
720 	struct lpddr_private *lpddr = map->fldrv_priv;  in do_xxlock()  local
721 	int chipnum = adr >> lpddr->chipshift;  in do_xxlock()
722 	struct flchip *chip = &lpddr->chips[chipnum];  in do_xxlock()
763 MODULE_DESCRIPTION("MTD driver for LPDDR flash chips");