diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2019-05-02 08:27:39 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-05-02 08:27:39 -0700 |
| commit | e2a4b102d48be7f6055e0e70696ab243ee791e51 (patch) | |
| tree | 3d0ee82335d6d1db116f35e73ee026091dda8f91 | |
| parent | 600d7258316d87cf9ecd58b6fdc8a35deca0870c (diff) | |
| parent | 9a8f612ca0d6a436e6471c9bed516d34a2cc626f (diff) | |
| download | linux-e2a4b102d48be7f6055e0e70696ab243ee791e51.tar.bz2 | |
Merge tag 'mtd/fixes-for-5.1-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux
Pull MTD fix from Richard Weinberger:
"A single regression fix for the marvell nand driver"
* tag 'mtd/fixes-for-5.1-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux:
mtd: rawnand: marvell: Clean the controller state before each operation
| -rw-r--r-- | drivers/mtd/nand/raw/marvell_nand.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c index f38e5c1b87e4..d984538980e2 100644 --- a/drivers/mtd/nand/raw/marvell_nand.c +++ b/drivers/mtd/nand/raw/marvell_nand.c @@ -722,12 +722,6 @@ static void marvell_nfc_select_target(struct nand_chip *chip, struct marvell_nfc *nfc = to_marvell_nfc(chip->controller); u32 ndcr_generic; - if (chip == nfc->selected_chip && die_nr == marvell_nand->selected_die) - return; - - writel_relaxed(marvell_nand->ndtr0, nfc->regs + NDTR0); - writel_relaxed(marvell_nand->ndtr1, nfc->regs + NDTR1); - /* * Reset the NDCR register to a clean state for this particular chip, * also clear ND_RUN bit. @@ -739,6 +733,12 @@ static void marvell_nfc_select_target(struct nand_chip *chip, /* Also reset the interrupt status register */ marvell_nfc_clear_int(nfc, NDCR_ALL_INT); + if (chip == nfc->selected_chip && die_nr == marvell_nand->selected_die) + return; + + writel_relaxed(marvell_nand->ndtr0, nfc->regs + NDTR0); + writel_relaxed(marvell_nand->ndtr1, nfc->regs + NDTR1); + nfc->selected_chip = chip; marvell_nand->selected_die = die_nr; } |