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 = 1ULL << 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()
469 	ret = wait_for_ready(map, chip, (1<<lpddr->qinfo->ProgBufferTime));  in do_write_buffer()
484 	struct lpddr_private *lpddr = map->fldrv_priv;  in do_erase_oneblock()  local
485 	int chipnum = adr >> lpddr->chipshift;  in do_erase_oneblock()
486 	struct flchip *chip = &lpddr->chips[chipnum];  in do_erase_oneblock()
497 	ret = wait_for_ready(map, chip, (1<<lpddr->qinfo->BlockEraseTime)*1000);  in do_erase_oneblock()
512 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_read()  local
513 	int chipnum = adr >> lpddr->chipshift;  in lpddr_read()
514 	struct flchip *chip = &lpddr->chips[chipnum];  in lpddr_read()
536 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_point()  local
537 	int chipnum = adr >> lpddr->chipshift;  in lpddr_point()
539 	struct flchip *chip = &lpddr->chips[chipnum];  in lpddr_point()
546 	ofs = adr - (chipnum << lpddr->chipshift);  in lpddr_point()
552 		if (chipnum >= lpddr->numchips)  in lpddr_point()
561 		if ((len + ofs - 1) >> lpddr->chipshift)  in lpddr_point()
562 			thislen = (1<<lpddr->chipshift) - ofs;  in lpddr_point()
578 		last_end += 1 << lpddr->chipshift;  in lpddr_point()
580 		chip = &lpddr->chips[chipnum];  in lpddr_point()
588 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_unpoint()  local
589 	int chipnum = adr >> lpddr->chipshift, err = 0;  in lpddr_unpoint()
593 	ofs = adr - (chipnum << lpddr->chipshift);  in lpddr_unpoint()
599 		chip = &lpddr->chips[chipnum];  in lpddr_unpoint()
600 		if (chipnum >= lpddr->numchips)  in lpddr_unpoint()
603 		if ((len + ofs - 1) >> lpddr->chipshift)  in lpddr_unpoint()
604 			thislen = (1<<lpddr->chipshift) - ofs;  in lpddr_unpoint()
646 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_writev()  local
650 	int wbufsize = 1 << lpddr->qinfo->BufSizeShift;  in lpddr_writev()
659 	chipnum = to >> lpddr->chipshift;  in lpddr_writev()
671 		ret = do_write_buffer(map, &lpddr->chips[chipnum],  in lpddr_writev()
694 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_erase()  local
695 	int size = 1 << lpddr->qinfo->UniformBlockSizeShift;  in lpddr_erase()
717 	struct lpddr_private *lpddr = map->fldrv_priv;  in do_xxlock()  local
718 	int chipnum = adr >> lpddr->chipshift;  in do_xxlock()
719 	struct flchip *chip = &lpddr->chips[chipnum];  in do_xxlock()
760 MODULE_DESCRIPTION("MTD driver for LPDDR flash chips");