Messages in this thread | | | Subject | Re: [PATCH v2 3/5] spi: spi-altera-dfl: support n5010 feature revision | From | Martin Hundebøll <> | Date | Tue, 29 Jun 2021 13:49:44 +0200 |
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On 28/06/2021 19.39, Moritz Fischer wrote: > On Fri, Jun 25, 2021 at 09:42:11AM +0200, Martin Hundebøll wrote: >> From: Martin Hundebøll<mhu@silicom.dk> >> >> The Max10 BMC on the Silicom n5010 PAC is slightly different than the >> existing BMC's, so use a dedicated feature revision detect it. >> >> Signed-off-by: Martin Hundebøll<mhu@silicom.dk> >> --- >> >> Changes since v1: >> * use feature revision from struct dfl_device instead of reading it >> from io-mem >> >> drivers/spi/spi-altera-dfl.c | 15 +++++++++++++-- >> 1 file changed, 13 insertions(+), 2 deletions(-) >> >> diff --git a/drivers/spi/spi-altera-dfl.c b/drivers/spi/spi-altera-dfl.c >> index 3e32e4fe5895..f6cf7c8d9dac 100644 >> --- a/drivers/spi/spi-altera-dfl.c >> +++ b/drivers/spi/spi-altera-dfl.c >> @@ -111,6 +111,13 @@ static struct spi_board_info m10_bmc_info = { >> .chip_select = 0, >> }; >> >> +static struct spi_board_info m10_n5010_bmc_info = { >> + .modalias = "m10-n5010", >> + .max_speed_hz = 12500000, >> + .bus_num = 0, >> + .chip_select = 0, >> +}; > Is there no way to query the mc for version info?
Do you mean reading the BMC variant (i.e. n5010 / d5005 / n3000) from a register?
Not in a uniform way across the different boards that I'm aware of. But isn't this what the DFL feature revision is meant for?
// Martin
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