diff options
| author | Jean Pihet <jean.pihet@newoldbits.com> | 2020-01-14 13:41:24 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-01-14 15:25:46 +0000 |
| commit | e97f491450805fe6cbfd482b97b5427b21dec575 (patch) | |
| tree | 27b45d080c20d63d4e7c601b15520350a66c79e9 /drivers/media/i2c/s5k6a3.c | |
| parent | b8d40d7712f10475effc4552eda96b9d44822cfb (diff) | |
spi: spi-ti-qspi: support large flash devices
The TI QSPI IP has limitations:
- the MMIO region is 64MB in size
- in non-MMIO mode, the transfer can handle 4096 words max.
Add support for bigger devices.
Use MMIO and DMA transfers below the 64MB boundary, use
software generated transfers above.
Signed-off-by: Jean Pihet <jean.pihet@newoldbits.com>
Cc: Ryan Barnett <ryan.barnett@rockwellcollins.com>
Cc: Conrad Ratschan <conrad.ratschan@rockwellcollins.com>
Cc: Arnout Vandecappelle <arnout.vandecappelle@essensium.com>
Link: https://lore.kernel.org/r/20200114124125.361429-2-jean.pihet@newoldbits.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/media/i2c/s5k6a3.c')
0 files changed, 0 insertions, 0 deletions