diff options
| author | Aaron Durbin <adurbin@chromium.org> | 2018-01-29 11:45:21 -0700 |
|---|---|---|
| committer | Aaron Durbin <adurbin@chromium.org> | 2018-01-30 05:37:57 +0000 |
| commit | 063c00c2e00b3457ac336763989a4b254345fb13 (patch) | |
| tree | 4d50a7a206b65bf7a2df3398aa6b615736d88c68 /src/soc | |
| parent | 1fcc9f3125f88595a89392e9736ebb01e7788842 (diff) | |
| download | coreboot-063c00c2e00b3457ac336763989a4b254345fb13.tar.xz | |
soc/amd/stoneyridge: utilize full SPI flash controller fifo
The spi flash host controller has a dedicated register for the
opcode. Therefore, indicate to the spi subsystem that the opcode
size should not be taken into account when determining maximum
payload size in spi_crop_chunk(). This allows the full use of
the fifo when doing transfers.
BUG=b:65485690
Change-Id: Iab27a69ca72fd02bc443f0673983f3b22ffca0f5
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/23492
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
Reviewed-by: Justin TerAvest <teravest@chromium.org>
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/amd/stoneyridge/spi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/soc/amd/stoneyridge/spi.c b/src/soc/amd/stoneyridge/spi.c index 9889727f06..b27d00ca74 100644 --- a/src/soc/amd/stoneyridge/spi.c +++ b/src/soc/amd/stoneyridge/spi.c @@ -193,7 +193,7 @@ static const struct spi_ctrlr spi_ctrlr = { .xfer = spi_ctrlr_xfer, .xfer_vector = spi_xfer_two_vectors, .max_xfer_size = SPI_FIFO_DEPTH, - .flags = SPI_CNTRLR_DEDUCT_CMD_LEN, + .flags = SPI_CNTRLR_DEDUCT_CMD_LEN | SPI_CNTRLR_DEDUCT_OPCODE_LEN, }; const struct spi_ctrlr_buses spi_ctrlr_bus_map[] = { |