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SubjectRe: [PATCH v5 2/3] spi: spi-altera-dfl: support n5010 feature revision
On Fri, Jul 16, 2021 at 01:44:45PM -0700, Tom Rix wrote:
>
> On 7/16/21 6:54 AM, Martin Hundebøll wrote:
> > From: Martin Hundebøll <mhu@silicom.dk>
> >
> > The Max10 BMC on the Silicom n5010 PAC is slightly different than the
> > existing BMCs, so use a dedicated feature revision detect it.
> >
> > Signed-off-by: Martin Hundebøll <mhu@silicom.dk>
> > Reviewed-by: Moritz Fischer <mdf@kernel.org>
> > ---
> >
> > Changes since v4:
> > * Moved spi board_info structure from global/static scope
> > to function/stack scope
> >
> > Changes since v3:
> > * Changed "BMC's" to "BMCs"
> > * Added Moritz' Reviewed-by
> >
> > Changes since v2:
> > * None
> >
> > Changes since v1:
> > * use feature revision from struct dfl_device instead of reading it
> > from io-mem
> >
> > drivers/spi/spi-altera-dfl.c | 21 ++++++++++++---------
> > 1 file changed, 12 insertions(+), 9 deletions(-)
> >
> > diff --git a/drivers/spi/spi-altera-dfl.c b/drivers/spi/spi-altera-dfl.c
> > index 39a3e1a032e0..44fc9ee13fc7 100644
> > --- a/drivers/spi/spi-altera-dfl.c
> > +++ b/drivers/spi/spi-altera-dfl.c
> > @@ -104,13 +104,6 @@ static const struct regmap_config indirect_regbus_cfg = {
> > .reg_read = indirect_bus_reg_read,
> > };
> > -static struct spi_board_info m10_bmc_info = {
> > - .modalias = "m10-d5005",
> > - .max_speed_hz = 12500000,
> > - .bus_num = 0,
> > - .chip_select = 0,
> > -};
> > -
> > static void config_spi_master(void __iomem *base, struct spi_master *master)
> > {
> > u64 v;
> > @@ -130,6 +123,7 @@ static void config_spi_master(void __iomem *base, struct spi_master *master)
> > static int dfl_spi_altera_probe(struct dfl_device *dfl_dev)
> > {
> > + struct spi_board_info board_info = { 0 };
> > struct device *dev = &dfl_dev->dev;
> > struct spi_master *master;
> > struct altera_spi *hw;
> > @@ -170,9 +164,18 @@ static int dfl_spi_altera_probe(struct dfl_device *dfl_dev)
> > goto exit;
> > }
> > - if (!spi_new_device(master, &m10_bmc_info)) {
> > + if (dfl_dev->revision == FME_FEATURE_REV_MAX10_SPI_N5010)
> > + strscpy(board_info.modalias, "m10-n5010", SPI_NAME_SIZE);
> > + else
> > + strscpy(board_info.modalias, "m10-d5005", SPI_NAME_SIZE);
> > +
> > + board_info.max_speed_hz = 12500000;
> > + board_info.bus_num = 0;
> > + board_info.chip_select = 0;
> > +
> > + if (!spi_new_device(master, &board_info)) {
> > dev_err(dev, "%s failed to create SPI device: %s\n",
> > - __func__, m10_bmc_info.modalias);
> > + __func__, board_info.modalias);
> > }
>
> Looks good to me.
>
> Reviewed-by: Tom Rix <trix@redhat.com>
>
> > return 0;
>
Applied to for-next,

Thanks

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