2  * LPDDR flash memory device operations. This module provides read, write,
3  * erase, lock/unlock support for LPDDR flash memories
50 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_cmdset()  local
79 	mtd->size = 1 << lpddr->qinfo->DevSizeShift;  in lpddr_cmdset()
80 	mtd->erasesize = 1 << lpddr->qinfo->UniformBlockSizeShift;  in lpddr_cmdset()
81 	mtd->writesize = 1 << lpddr->qinfo->BufSizeShift;  in lpddr_cmdset()
83 	shared = kmalloc(sizeof(struct flchip_shared) * lpddr->numchips,  in lpddr_cmdset()
86 		kfree(lpddr);  in lpddr_cmdset()
91 	chip = &lpddr->chips[0];  in lpddr_cmdset()
92 	numchips = lpddr->numchips / lpddr->qinfo->HWPartsNum;  in lpddr_cmdset()
96 		for (j = 0; j < lpddr->qinfo->HWPartsNum; j++) {  in lpddr_cmdset()
97 			*chip = lpddr->chips[i];  in lpddr_cmdset()
98 			chip->start += j << lpddr->chipshift;  in lpddr_cmdset()
284 	struct lpddr_private *lpddr = map->fldrv_priv;  in chip_ready()  local
298 		if (!lpddr->qinfo->SuspEraseSupp ||  in chip_ready()
395 	struct lpddr_private *lpddr = map->fldrv_priv;  in do_write_buffer()  local
402 	wbufsize = 1 << lpddr->qinfo->BufSizeShift;  in do_write_buffer()
460 	ret = wait_for_ready(map, chip, (1<<lpddr->qinfo->ProgBufferTime));  in do_write_buffer()
475 	struct lpddr_private *lpddr = map->fldrv_priv;  in do_erase_oneblock()  local
476 	int chipnum = adr >> lpddr->chipshift;  in do_erase_oneblock()
477 	struct flchip *chip = &lpddr->chips[chipnum];  in do_erase_oneblock()
488 	ret = wait_for_ready(map, chip, (1<<lpddr->qinfo->BlockEraseTime)*1000);  in do_erase_oneblock()
503 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_read()  local
504 	int chipnum = adr >> lpddr->chipshift;  in lpddr_read()
505 	struct flchip *chip = &lpddr->chips[chipnum];  in lpddr_read()
527 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_point()  local
528 	int chipnum = adr >> lpddr->chipshift;  in lpddr_point()
530 	struct flchip *chip = &lpddr->chips[chipnum];  in lpddr_point()
537 	ofs = adr - (chipnum << lpddr->chipshift);  in lpddr_point()
545 		if (chipnum >= lpddr->numchips)  in lpddr_point()
554 		if ((len + ofs - 1) >> lpddr->chipshift)  in lpddr_point()
555 			thislen = (1<<lpddr->chipshift) - ofs;  in lpddr_point()
571 		last_end += 1 << lpddr->chipshift;  in lpddr_point()
573 		chip = &lpddr->chips[chipnum];  in lpddr_point()
581 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_unpoint()  local
582 	int chipnum = adr >> lpddr->chipshift;  in lpddr_unpoint()
586 	ofs = adr - (chipnum << lpddr->chipshift);  in lpddr_unpoint()
592 		chip = &lpddr->chips[chipnum];  in lpddr_unpoint()
593 		if (chipnum >= lpddr->numchips)  in lpddr_unpoint()
596 		if ((len + ofs - 1) >> lpddr->chipshift)  in lpddr_unpoint()
597 			thislen = (1<<lpddr->chipshift) - ofs;  in lpddr_unpoint()
635 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_writev()  local
639 	int wbufsize = 1 << lpddr->qinfo->BufSizeShift;  in lpddr_writev()
650 	chipnum = to >> lpddr->chipshift;  in lpddr_writev()
662 		ret = do_write_buffer(map, &lpddr->chips[chipnum],  in lpddr_writev()
685 	struct lpddr_private *lpddr = map->fldrv_priv;  in lpddr_erase()  local
686 	int size = 1 << lpddr->qinfo->UniformBlockSizeShift;  in lpddr_erase()
713 	struct lpddr_private *lpddr = map->fldrv_priv;  in do_xxlock()  local
714 	int chipnum = adr >> lpddr->chipshift;  in do_xxlock()
715 	struct flchip *chip = &lpddr->chips[chipnum];  in do_xxlock()
757 	struct lpddr_private *lpddr = map->fldrv_priv;  in word_program()  local
758 	int chipnum = adr >> lpddr->chipshift;  in word_program()
759 	struct flchip *chip = &lpddr->chips[chipnum];  in word_program()
770 	ret = wait_for_ready(map, chip, (1<<lpddr->qinfo->SingleWordProgTime));  in word_program()
784 MODULE_DESCRIPTION("MTD driver for LPDDR flash chips");