[PATCH v2 6/6] mtd: nand: sunxi: Pass the device to the init function

Michael Nazzareno Trimarchi michael at amarulasolutions.com
Fri Apr 14 12:46:56 CEST 2023


On Fri, Apr 14, 2023 at 12:23 PM Andre Przywara <andre.przywara at arm.com> wrote:
>
> On Sun, 22 Jan 2023 16:06:36 -0600
> Samuel Holland <samuel at sholland.org> wrote:
>
> > This more closely matches the U-Boot driver to the Linux version.
> >
> > Signed-off-by: Samuel Holland <samuel at sholland.org>
>
> Reviewed-by: Andre Przywara <andre.przywara at arm.com>
>
> Thanks!
> Andre
>
> > ---
> >
> > (no changes since v1)
> >
> >  drivers/mtd/nand/raw/sunxi_nand.c | 39 ++++++++++++++++---------------
> >  1 file changed, 20 insertions(+), 19 deletions(-)
> >
> > diff --git a/drivers/mtd/nand/raw/sunxi_nand.c b/drivers/mtd/nand/raw/sunxi_nand.c
> > index dda51a39b0..c0fa1e310c 100644
> > --- a/drivers/mtd/nand/raw/sunxi_nand.c
> > +++ b/drivers/mtd/nand/raw/sunxi_nand.c
> > @@ -1604,7 +1604,8 @@ static int sunxi_nand_ecc_init(struct mtd_info *mtd, struct nand_ecc_ctrl *ecc)
> >       return 0;
> >  }
> >
> > -static int sunxi_nand_chip_init(ofnode np, struct sunxi_nfc *nfc, int devnum)
> > +static int sunxi_nand_chip_init(struct udevice *dev, struct sunxi_nfc *nfc,
> > +                             ofnode np, int devnum)
> >  {
> >       const struct nand_sdr_timings *timings;
> >       struct sunxi_nand_chip *chip;
> > @@ -1620,7 +1621,7 @@ static int sunxi_nand_chip_init(ofnode np, struct sunxi_nfc *nfc, int devnum)
> >
> >       nsels /= sizeof(u32);
> >       if (!nsels || nsels > 8) {
> > -             dev_err(nfc->dev, "invalid reg property size\n");
> > +             dev_err(dev, "invalid reg property size\n");
> >               return -EINVAL;
> >       }
> >
> > @@ -1628,7 +1629,7 @@ static int sunxi_nand_chip_init(ofnode np, struct sunxi_nfc *nfc, int devnum)
> >                      (nsels * sizeof(struct sunxi_nand_chip_sel)),
> >                      GFP_KERNEL);
> >       if (!chip) {
> > -             dev_err(nfc->dev, "could not allocate chip\n");
> > +             dev_err(dev, "could not allocate chip\n");
> >               return -ENOMEM;
> >       }
> >
> > @@ -1638,19 +1639,19 @@ static int sunxi_nand_chip_init(ofnode np, struct sunxi_nfc *nfc, int devnum)
> >       for (i = 0; i < nsels; i++) {
> >               ret = ofnode_read_u32_index(np, "reg", i, &tmp);
> >               if (ret) {
> > -                     dev_err(nfc->dev, "could not retrieve reg property: %d\n",
> > +                     dev_err(dev, "could not retrieve reg property: %d\n",
> >                               ret);
> >                       return ret;
> >               }
> >
> >               if (tmp > NFC_MAX_CS) {
> > -                     dev_err(nfc->dev,
> > +                     dev_err(dev,
> >                               "invalid reg value: %u (max CS = 7)\n", tmp);
> >                       return -EINVAL;
> >               }
> >
> >               if (test_and_set_bit(tmp, &nfc->assigned_cs)) {
> > -                     dev_err(nfc->dev, "CS %d already assigned\n", tmp);
> > +                     dev_err(dev, "CS %d already assigned\n", tmp);
> >                       return -EINVAL;
> >               }
> >
> > @@ -1661,9 +1662,9 @@ static int sunxi_nand_chip_init(ofnode np, struct sunxi_nfc *nfc, int devnum)
> >                       chip->sels[i].rb.type = RB_NATIVE;
> >                       chip->sels[i].rb.info.nativeid = tmp;
> >               } else {
> > -                     ret = gpio_request_by_name_nodev(np, "rb-gpios", i,
> > -                                                      &chip->sels[i].rb.info.gpio,
> > -                                                      GPIOD_IS_IN);
> > +                     ret = gpio_request_by_name(dev, "rb-gpios", i,
> > +                                                &chip->sels[i].rb.info.gpio,
> > +                                                GPIOD_IS_IN);
> >                       if (ret)
> >                               chip->sels[i].rb.type = RB_GPIO;
> >                       else
> > @@ -1674,7 +1675,7 @@ static int sunxi_nand_chip_init(ofnode np, struct sunxi_nfc *nfc, int devnum)
> >       timings = onfi_async_timing_mode_to_sdr_timings(0);
> >       if (IS_ERR(timings)) {
> >               ret = PTR_ERR(timings);
> > -             dev_err(nfc->dev,
> > +             dev_err(dev,
> >                       "could not retrieve timings for ONFI mode 0: %d\n",
> >                       ret);
> >               return ret;
> > @@ -1682,7 +1683,7 @@ static int sunxi_nand_chip_init(ofnode np, struct sunxi_nfc *nfc, int devnum)
> >
> >       ret = sunxi_nand_chip_set_timings(nfc, chip, timings);
> >       if (ret) {
> > -             dev_err(nfc->dev, "could not configure chip timings: %d\n", ret);
> > +             dev_err(dev, "could not configure chip timings: %d\n", ret);
> >               return ret;
> >       }
> >
> > @@ -1717,25 +1718,25 @@ static int sunxi_nand_chip_init(ofnode np, struct sunxi_nfc *nfc, int devnum)
> >
> >       ret = sunxi_nand_chip_init_timings(nfc, chip);
> >       if (ret) {
> > -             dev_err(nfc->dev, "could not configure chip timings: %d\n", ret);
> > +             dev_err(dev, "could not configure chip timings: %d\n", ret);
> >               return ret;
> >       }
> >
> >       ret = sunxi_nand_ecc_init(mtd, &nand->ecc);
> >       if (ret) {
> > -             dev_err(nfc->dev, "ECC init failed: %d\n", ret);
> > +             dev_err(dev, "ECC init failed: %d\n", ret);
> >               return ret;
> >       }
> >
> >       ret = nand_scan_tail(mtd);
> >       if (ret) {
> > -             dev_err(nfc->dev, "nand_scan_tail failed: %d\n", ret);
> > +             dev_err(dev, "nand_scan_tail failed: %d\n", ret);
> >               return ret;
> >       }
> >
> >       ret = nand_register(devnum, mtd);
> >       if (ret) {
> > -             dev_err(nfc->dev, "failed to register mtd device: %d\n", ret);
> > +             dev_err(dev, "failed to register mtd device: %d\n", ret);
> >               return ret;
> >       }
> >
> > @@ -1744,13 +1745,13 @@ static int sunxi_nand_chip_init(ofnode np, struct sunxi_nfc *nfc, int devnum)
> >       return 0;
> >  }
> >
> > -static int sunxi_nand_chips_init(ofnode node, struct sunxi_nfc *nfc)
> > +static int sunxi_nand_chips_init(struct udevice *dev, struct sunxi_nfc *nfc)
> >  {
> >       ofnode nand_np;
> >       int ret, i = 0;
> >
> > -     ofnode_for_each_subnode(nand_np, node) {
> > -             ret = sunxi_nand_chip_init(nand_np, nfc, i++);
> > +     dev_for_each_subnode(nand_np, dev) {
> > +             ret = sunxi_nand_chip_init(dev, nfc, nand_np, i++);
> >               if (ret)
> >                       return ret;
> >       }
> > @@ -1802,7 +1803,7 @@ static int sunxi_nand_probe(struct udevice *dev)
> >       if (ret)
> >               return ret;
> >
> > -     ret = sunxi_nand_chips_init(dev_ofnode(dev), nfc);
> > +     ret = sunxi_nand_chips_init(dev, nfc);
> >       if (ret) {
> >               dev_err(dev, "failed to init nand chips\n");
> >               return ret;
>

Acked-by: Michael Trimarchi <micahel at amarulasolutions.com>


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